j2k.c 503 KB

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  1. /*
  2. * The copyright in this software is being made available under the 2-clauses
  3. * BSD License, included below. This software may be subject to other third
  4. * party and contributor rights, including patent rights, and no such rights
  5. * are granted under this license.
  6. *
  7. * Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium
  8. * Copyright (c) 2002-2014, Professor Benoit Macq
  9. * Copyright (c) 2001-2003, David Janssens
  10. * Copyright (c) 2002-2003, Yannick Verschueren
  11. * Copyright (c) 2003-2007, Francois-Olivier Devaux
  12. * Copyright (c) 2003-2014, Antonin Descampe
  13. * Copyright (c) 2005, Herve Drolon, FreeImage Team
  14. * Copyright (c) 2008, Jerome Fimes, Communications & Systemes <jerome.fimes@c-s.fr>
  15. * Copyright (c) 2006-2007, Parvatha Elangovan
  16. * Copyright (c) 2010-2011, Kaori Hagihara
  17. * Copyright (c) 2011-2012, Centre National d'Etudes Spatiales (CNES), France
  18. * Copyright (c) 2012, CS Systemes d'Information, France
  19. * Copyright (c) 2017, IntoPIX SA <support@intopix.com>
  20. * All rights reserved.
  21. *
  22. * Redistribution and use in source and binary forms, with or without
  23. * modification, are permitted provided that the following conditions
  24. * are met:
  25. * 1. Redistributions of source code must retain the above copyright
  26. * notice, this list of conditions and the following disclaimer.
  27. * 2. Redistributions in binary form must reproduce the above copyright
  28. * notice, this list of conditions and the following disclaimer in the
  29. * documentation and/or other materials provided with the distribution.
  30. *
  31. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
  32. * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  33. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  34. * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  35. * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  36. * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  37. * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  38. * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  39. * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  40. * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  41. * POSSIBILITY OF SUCH DAMAGE.
  42. */
  43. #include "opj_includes.h"
  44. /** @defgroup J2K J2K - JPEG-2000 codestream reader/writer */
  45. /*@{*/
  46. /** @name Local static functions */
  47. /*@{*/
  48. /**
  49. * Sets up the procedures to do on reading header. Developers wanting to extend the library can add their own reading procedures.
  50. */
  51. static OPJ_BOOL opj_j2k_setup_header_reading(opj_j2k_t *p_j2k,
  52. opj_event_mgr_t * p_manager);
  53. /**
  54. * The read header procedure.
  55. */
  56. static OPJ_BOOL opj_j2k_read_header_procedure(opj_j2k_t *p_j2k,
  57. opj_stream_private_t *p_stream,
  58. opj_event_mgr_t * p_manager);
  59. /**
  60. * The default encoding validation procedure without any extension.
  61. *
  62. * @param p_j2k the jpeg2000 codec to validate.
  63. * @param p_stream the input stream to validate.
  64. * @param p_manager the user event manager.
  65. *
  66. * @return true if the parameters are correct.
  67. */
  68. static OPJ_BOOL opj_j2k_encoding_validation(opj_j2k_t * p_j2k,
  69. opj_stream_private_t *p_stream,
  70. opj_event_mgr_t * p_manager);
  71. /**
  72. * The default decoding validation procedure without any extension.
  73. *
  74. * @param p_j2k the jpeg2000 codec to validate.
  75. * @param p_stream the input stream to validate.
  76. * @param p_manager the user event manager.
  77. *
  78. * @return true if the parameters are correct.
  79. */
  80. static OPJ_BOOL opj_j2k_decoding_validation(opj_j2k_t * p_j2k,
  81. opj_stream_private_t *p_stream,
  82. opj_event_mgr_t * p_manager);
  83. /**
  84. * Sets up the validation ,i.e. adds the procedures to launch to make sure the codec parameters
  85. * are valid. Developers wanting to extend the library can add their own validation procedures.
  86. */
  87. static OPJ_BOOL opj_j2k_setup_encoding_validation(opj_j2k_t *p_j2k,
  88. opj_event_mgr_t * p_manager);
  89. /**
  90. * Sets up the validation ,i.e. adds the procedures to launch to make sure the codec parameters
  91. * are valid. Developers wanting to extend the library can add their own validation procedures.
  92. */
  93. static OPJ_BOOL opj_j2k_setup_decoding_validation(opj_j2k_t *p_j2k,
  94. opj_event_mgr_t * p_manager);
  95. /**
  96. * Sets up the validation ,i.e. adds the procedures to launch to make sure the codec parameters
  97. * are valid. Developers wanting to extend the library can add their own validation procedures.
  98. */
  99. static OPJ_BOOL opj_j2k_setup_end_compress(opj_j2k_t *p_j2k,
  100. opj_event_mgr_t * p_manager);
  101. /**
  102. * The mct encoding validation procedure.
  103. *
  104. * @param p_j2k the jpeg2000 codec to validate.
  105. * @param p_stream the input stream to validate.
  106. * @param p_manager the user event manager.
  107. *
  108. * @return true if the parameters are correct.
  109. */
  110. static OPJ_BOOL opj_j2k_mct_validation(opj_j2k_t * p_j2k,
  111. opj_stream_private_t *p_stream,
  112. opj_event_mgr_t * p_manager);
  113. /**
  114. * Builds the tcd decoder to use to decode tile.
  115. */
  116. static OPJ_BOOL opj_j2k_build_decoder(opj_j2k_t * p_j2k,
  117. opj_stream_private_t *p_stream,
  118. opj_event_mgr_t * p_manager);
  119. /**
  120. * Builds the tcd encoder to use to encode tile.
  121. */
  122. static OPJ_BOOL opj_j2k_build_encoder(opj_j2k_t * p_j2k,
  123. opj_stream_private_t *p_stream,
  124. opj_event_mgr_t * p_manager);
  125. /**
  126. * Creates a tile-coder encoder.
  127. *
  128. * @param p_stream the stream to write data to.
  129. * @param p_j2k J2K codec.
  130. * @param p_manager the user event manager.
  131. */
  132. static OPJ_BOOL opj_j2k_create_tcd(opj_j2k_t *p_j2k,
  133. opj_stream_private_t *p_stream,
  134. opj_event_mgr_t * p_manager);
  135. /**
  136. * Executes the given procedures on the given codec.
  137. *
  138. * @param p_procedure_list the list of procedures to execute
  139. * @param p_j2k the jpeg2000 codec to execute the procedures on.
  140. * @param p_stream the stream to execute the procedures on.
  141. * @param p_manager the user manager.
  142. *
  143. * @return true if all the procedures were successfully executed.
  144. */
  145. static OPJ_BOOL opj_j2k_exec(opj_j2k_t * p_j2k,
  146. opj_procedure_list_t * p_procedure_list,
  147. opj_stream_private_t *p_stream,
  148. opj_event_mgr_t * p_manager);
  149. /**
  150. * Updates the rates of the tcp.
  151. *
  152. * @param p_stream the stream to write data to.
  153. * @param p_j2k J2K codec.
  154. * @param p_manager the user event manager.
  155. */
  156. static OPJ_BOOL opj_j2k_update_rates(opj_j2k_t *p_j2k,
  157. opj_stream_private_t *p_stream,
  158. opj_event_mgr_t * p_manager);
  159. /**
  160. * Copies the decoding tile parameters onto all the tile parameters.
  161. * Creates also the tile decoder.
  162. */
  163. static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd(opj_j2k_t * p_j2k,
  164. opj_stream_private_t *p_stream,
  165. opj_event_mgr_t * p_manager);
  166. /**
  167. * Destroys the memory associated with the decoding of headers.
  168. */
  169. static OPJ_BOOL opj_j2k_destroy_header_memory(opj_j2k_t * p_j2k,
  170. opj_stream_private_t *p_stream,
  171. opj_event_mgr_t * p_manager);
  172. /**
  173. * Reads the lookup table containing all the marker, status and action, and returns the handler associated
  174. * with the marker value.
  175. * @param p_id Marker value to look up
  176. *
  177. * @return the handler associated with the id.
  178. */
  179. static const struct opj_dec_memory_marker_handler * opj_j2k_get_marker_handler(
  180. OPJ_UINT32 p_id);
  181. /**
  182. * Destroys a tile coding parameter structure.
  183. *
  184. * @param p_tcp the tile coding parameter to destroy.
  185. */
  186. static void opj_j2k_tcp_destroy(opj_tcp_t *p_tcp);
  187. /**
  188. * Destroys the data inside a tile coding parameter structure.
  189. *
  190. * @param p_tcp the tile coding parameter which contain data to destroy.
  191. */
  192. static void opj_j2k_tcp_data_destroy(opj_tcp_t *p_tcp);
  193. /**
  194. * Destroys a coding parameter structure.
  195. *
  196. * @param p_cp the coding parameter to destroy.
  197. */
  198. static void opj_j2k_cp_destroy(opj_cp_t *p_cp);
  199. /**
  200. * Compare 2 a SPCod/ SPCoc elements, i.e. the coding style of a given component of a tile.
  201. *
  202. * @param p_j2k J2K codec.
  203. * @param p_tile_no Tile number
  204. * @param p_first_comp_no The 1st component number to compare.
  205. * @param p_second_comp_no The 1st component number to compare.
  206. *
  207. * @return OPJ_TRUE if SPCdod are equals.
  208. */
  209. static OPJ_BOOL opj_j2k_compare_SPCod_SPCoc(opj_j2k_t *p_j2k,
  210. OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
  211. /**
  212. * Writes a SPCod or SPCoc element, i.e. the coding style of a given component of a tile.
  213. *
  214. * @param p_j2k J2K codec.
  215. * @param p_tile_no FIXME DOC
  216. * @param p_comp_no the component number to output.
  217. * @param p_data FIXME DOC
  218. * @param p_header_size FIXME DOC
  219. * @param p_manager the user event manager.
  220. *
  221. * @return FIXME DOC
  222. */
  223. static OPJ_BOOL opj_j2k_write_SPCod_SPCoc(opj_j2k_t *p_j2k,
  224. OPJ_UINT32 p_tile_no,
  225. OPJ_UINT32 p_comp_no,
  226. OPJ_BYTE * p_data,
  227. OPJ_UINT32 * p_header_size,
  228. opj_event_mgr_t * p_manager);
  229. /**
  230. * Gets the size taken by writing a SPCod or SPCoc for the given tile and component.
  231. *
  232. * @param p_j2k the J2K codec.
  233. * @param p_tile_no the tile index.
  234. * @param p_comp_no the component being outputted.
  235. *
  236. * @return the number of bytes taken by the SPCod element.
  237. */
  238. static OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size(opj_j2k_t *p_j2k,
  239. OPJ_UINT32 p_tile_no,
  240. OPJ_UINT32 p_comp_no);
  241. /**
  242. * Reads a SPCod or SPCoc element, i.e. the coding style of a given component of a tile.
  243. * @param p_j2k the jpeg2000 codec.
  244. * @param compno FIXME DOC
  245. * @param p_header_data the data contained in the COM box.
  246. * @param p_header_size the size of the data contained in the COM marker.
  247. * @param p_manager the user event manager.
  248. */
  249. static OPJ_BOOL opj_j2k_read_SPCod_SPCoc(opj_j2k_t *p_j2k,
  250. OPJ_UINT32 compno,
  251. OPJ_BYTE * p_header_data,
  252. OPJ_UINT32 * p_header_size,
  253. opj_event_mgr_t * p_manager);
  254. /**
  255. * Gets the size taken by writing SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
  256. *
  257. * @param p_tile_no the tile index.
  258. * @param p_comp_no the component being outputted.
  259. * @param p_j2k the J2K codec.
  260. *
  261. * @return the number of bytes taken by the SPCod element.
  262. */
  263. static OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size(opj_j2k_t *p_j2k,
  264. OPJ_UINT32 p_tile_no,
  265. OPJ_UINT32 p_comp_no);
  266. /**
  267. * Compares 2 SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
  268. *
  269. * @param p_j2k J2K codec.
  270. * @param p_tile_no the tile to output.
  271. * @param p_first_comp_no the first component number to compare.
  272. * @param p_second_comp_no the second component number to compare.
  273. *
  274. * @return OPJ_TRUE if equals.
  275. */
  276. static OPJ_BOOL opj_j2k_compare_SQcd_SQcc(opj_j2k_t *p_j2k,
  277. OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
  278. /**
  279. * Writes a SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
  280. *
  281. * @param p_tile_no the tile to output.
  282. * @param p_comp_no the component number to output.
  283. * @param p_data the data buffer.
  284. * @param p_header_size pointer to the size of the data buffer, it is changed by the function.
  285. * @param p_j2k J2K codec.
  286. * @param p_manager the user event manager.
  287. *
  288. */
  289. static OPJ_BOOL opj_j2k_write_SQcd_SQcc(opj_j2k_t *p_j2k,
  290. OPJ_UINT32 p_tile_no,
  291. OPJ_UINT32 p_comp_no,
  292. OPJ_BYTE * p_data,
  293. OPJ_UINT32 * p_header_size,
  294. opj_event_mgr_t * p_manager);
  295. /**
  296. * Updates the Tile Length Marker.
  297. */
  298. static void opj_j2k_update_tlm(opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size);
  299. /**
  300. * Reads a SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC.
  301. *
  302. * @param p_j2k J2K codec.
  303. * @param compno the component number to output.
  304. * @param p_header_data the data buffer.
  305. * @param p_header_size pointer to the size of the data buffer, it is changed by the function.
  306. * @param p_manager the user event manager.
  307. *
  308. */
  309. static OPJ_BOOL opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k,
  310. OPJ_UINT32 compno,
  311. OPJ_BYTE * p_header_data,
  312. OPJ_UINT32 * p_header_size,
  313. opj_event_mgr_t * p_manager);
  314. /**
  315. * Copies the tile component parameters of all the component from the first tile component.
  316. *
  317. * @param p_j2k the J2k codec.
  318. */
  319. static void opj_j2k_copy_tile_component_parameters(opj_j2k_t *p_j2k);
  320. /**
  321. * Copies the tile quantization parameters of all the component from the first tile component.
  322. *
  323. * @param p_j2k the J2k codec.
  324. */
  325. static void opj_j2k_copy_tile_quantization_parameters(opj_j2k_t *p_j2k);
  326. /**
  327. * Reads the tiles.
  328. */
  329. static OPJ_BOOL opj_j2k_decode_tiles(opj_j2k_t *p_j2k,
  330. opj_stream_private_t *p_stream,
  331. opj_event_mgr_t * p_manager);
  332. static OPJ_BOOL opj_j2k_pre_write_tile(opj_j2k_t * p_j2k,
  333. OPJ_UINT32 p_tile_index,
  334. opj_stream_private_t *p_stream,
  335. opj_event_mgr_t * p_manager);
  336. static OPJ_BOOL opj_j2k_update_image_data(opj_tcd_t * p_tcd,
  337. opj_image_t* p_output_image);
  338. static void opj_get_tile_dimensions(opj_image_t * l_image,
  339. opj_tcd_tilecomp_t * l_tilec,
  340. opj_image_comp_t * l_img_comp,
  341. OPJ_UINT32* l_size_comp,
  342. OPJ_UINT32* l_width,
  343. OPJ_UINT32* l_height,
  344. OPJ_UINT32* l_offset_x,
  345. OPJ_UINT32* l_offset_y,
  346. OPJ_UINT32* l_image_width,
  347. OPJ_UINT32* l_stride,
  348. OPJ_UINT32* l_tile_offset);
  349. static void opj_j2k_get_tile_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data);
  350. static OPJ_BOOL opj_j2k_post_write_tile(opj_j2k_t * p_j2k,
  351. opj_stream_private_t *p_stream,
  352. opj_event_mgr_t * p_manager);
  353. /**
  354. * Sets up the procedures to do on writing header.
  355. * Developers wanting to extend the library can add their own writing procedures.
  356. */
  357. static OPJ_BOOL opj_j2k_setup_header_writing(opj_j2k_t *p_j2k,
  358. opj_event_mgr_t * p_manager);
  359. static OPJ_BOOL opj_j2k_write_first_tile_part(opj_j2k_t *p_j2k,
  360. OPJ_BYTE * p_data,
  361. OPJ_UINT32 * p_data_written,
  362. OPJ_UINT32 total_data_size,
  363. opj_stream_private_t *p_stream,
  364. struct opj_event_mgr * p_manager);
  365. static OPJ_BOOL opj_j2k_write_all_tile_parts(opj_j2k_t *p_j2k,
  366. OPJ_BYTE * p_data,
  367. OPJ_UINT32 * p_data_written,
  368. OPJ_UINT32 total_data_size,
  369. opj_stream_private_t *p_stream,
  370. struct opj_event_mgr * p_manager);
  371. /**
  372. * Gets the offset of the header.
  373. *
  374. * @param p_stream the stream to write data to.
  375. * @param p_j2k J2K codec.
  376. * @param p_manager the user event manager.
  377. */
  378. static OPJ_BOOL opj_j2k_get_end_header(opj_j2k_t *p_j2k,
  379. opj_stream_private_t *p_stream,
  380. opj_event_mgr_t * p_manager);
  381. static OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k);
  382. /*
  383. * -----------------------------------------------------------------------
  384. * -----------------------------------------------------------------------
  385. * -----------------------------------------------------------------------
  386. */
  387. /**
  388. * Writes the SOC marker (Start Of Codestream)
  389. *
  390. * @param p_stream the stream to write data to.
  391. * @param p_j2k J2K codec.
  392. * @param p_manager the user event manager.
  393. */
  394. static OPJ_BOOL opj_j2k_write_soc(opj_j2k_t *p_j2k,
  395. opj_stream_private_t *p_stream,
  396. opj_event_mgr_t * p_manager);
  397. /**
  398. * Reads a SOC marker (Start of Codestream)
  399. * @param p_j2k the jpeg2000 file codec.
  400. * @param p_stream XXX needs data
  401. * @param p_manager the user event manager.
  402. */
  403. static OPJ_BOOL opj_j2k_read_soc(opj_j2k_t *p_j2k,
  404. opj_stream_private_t *p_stream,
  405. opj_event_mgr_t * p_manager);
  406. /**
  407. * Writes the SIZ marker (image and tile size)
  408. *
  409. * @param p_j2k J2K codec.
  410. * @param p_stream the stream to write data to.
  411. * @param p_manager the user event manager.
  412. */
  413. static OPJ_BOOL opj_j2k_write_siz(opj_j2k_t *p_j2k,
  414. opj_stream_private_t *p_stream,
  415. opj_event_mgr_t * p_manager);
  416. /**
  417. * Reads a SIZ marker (image and tile size)
  418. * @param p_j2k the jpeg2000 file codec.
  419. * @param p_header_data the data contained in the SIZ box.
  420. * @param p_header_size the size of the data contained in the SIZ marker.
  421. * @param p_manager the user event manager.
  422. */
  423. static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
  424. OPJ_BYTE * p_header_data,
  425. OPJ_UINT32 p_header_size,
  426. opj_event_mgr_t * p_manager);
  427. /**
  428. * Writes the COM marker (comment)
  429. *
  430. * @param p_stream the stream to write data to.
  431. * @param p_j2k J2K codec.
  432. * @param p_manager the user event manager.
  433. */
  434. static OPJ_BOOL opj_j2k_write_com(opj_j2k_t *p_j2k,
  435. opj_stream_private_t *p_stream,
  436. opj_event_mgr_t * p_manager);
  437. /**
  438. * Reads a COM marker (comments)
  439. * @param p_j2k the jpeg2000 file codec.
  440. * @param p_header_data the data contained in the COM box.
  441. * @param p_header_size the size of the data contained in the COM marker.
  442. * @param p_manager the user event manager.
  443. */
  444. static OPJ_BOOL opj_j2k_read_com(opj_j2k_t *p_j2k,
  445. OPJ_BYTE * p_header_data,
  446. OPJ_UINT32 p_header_size,
  447. opj_event_mgr_t * p_manager);
  448. /**
  449. * Writes the COD marker (Coding style default)
  450. *
  451. * @param p_stream the stream to write data to.
  452. * @param p_j2k J2K codec.
  453. * @param p_manager the user event manager.
  454. */
  455. static OPJ_BOOL opj_j2k_write_cod(opj_j2k_t *p_j2k,
  456. opj_stream_private_t *p_stream,
  457. opj_event_mgr_t * p_manager);
  458. /**
  459. * Reads a COD marker (Coding style defaults)
  460. * @param p_header_data the data contained in the COD box.
  461. * @param p_j2k the jpeg2000 codec.
  462. * @param p_header_size the size of the data contained in the COD marker.
  463. * @param p_manager the user event manager.
  464. */
  465. static OPJ_BOOL opj_j2k_read_cod(opj_j2k_t *p_j2k,
  466. OPJ_BYTE * p_header_data,
  467. OPJ_UINT32 p_header_size,
  468. opj_event_mgr_t * p_manager);
  469. /**
  470. * Compares 2 COC markers (Coding style component)
  471. *
  472. * @param p_j2k J2K codec.
  473. * @param p_first_comp_no the index of the first component to compare.
  474. * @param p_second_comp_no the index of the second component to compare.
  475. *
  476. * @return OPJ_TRUE if equals
  477. */
  478. static OPJ_BOOL opj_j2k_compare_coc(opj_j2k_t *p_j2k,
  479. OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
  480. /**
  481. * Writes the COC marker (Coding style component)
  482. *
  483. * @param p_j2k J2K codec.
  484. * @param p_comp_no the index of the component to output.
  485. * @param p_stream the stream to write data to.
  486. * @param p_manager the user event manager.
  487. */
  488. static OPJ_BOOL opj_j2k_write_coc(opj_j2k_t *p_j2k,
  489. OPJ_UINT32 p_comp_no,
  490. opj_stream_private_t *p_stream,
  491. opj_event_mgr_t * p_manager);
  492. /**
  493. * Writes the COC marker (Coding style component)
  494. *
  495. * @param p_j2k J2K codec.
  496. * @param p_comp_no the index of the component to output.
  497. * @param p_data FIXME DOC
  498. * @param p_data_written FIXME DOC
  499. * @param p_manager the user event manager.
  500. */
  501. static void opj_j2k_write_coc_in_memory(opj_j2k_t *p_j2k,
  502. OPJ_UINT32 p_comp_no,
  503. OPJ_BYTE * p_data,
  504. OPJ_UINT32 * p_data_written,
  505. opj_event_mgr_t * p_manager);
  506. /**
  507. * Gets the maximum size taken by a coc.
  508. *
  509. * @param p_j2k the jpeg2000 codec to use.
  510. */
  511. static OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k);
  512. /**
  513. * Reads a COC marker (Coding Style Component)
  514. * @param p_header_data the data contained in the COC box.
  515. * @param p_j2k the jpeg2000 codec.
  516. * @param p_header_size the size of the data contained in the COC marker.
  517. * @param p_manager the user event manager.
  518. */
  519. static OPJ_BOOL opj_j2k_read_coc(opj_j2k_t *p_j2k,
  520. OPJ_BYTE * p_header_data,
  521. OPJ_UINT32 p_header_size,
  522. opj_event_mgr_t * p_manager);
  523. /**
  524. * Writes the QCD marker (quantization default)
  525. *
  526. * @param p_j2k J2K codec.
  527. * @param p_stream the stream to write data to.
  528. * @param p_manager the user event manager.
  529. */
  530. static OPJ_BOOL opj_j2k_write_qcd(opj_j2k_t *p_j2k,
  531. opj_stream_private_t *p_stream,
  532. opj_event_mgr_t * p_manager);
  533. /**
  534. * Reads a QCD marker (Quantization defaults)
  535. * @param p_header_data the data contained in the QCD box.
  536. * @param p_j2k the jpeg2000 codec.
  537. * @param p_header_size the size of the data contained in the QCD marker.
  538. * @param p_manager the user event manager.
  539. */
  540. static OPJ_BOOL opj_j2k_read_qcd(opj_j2k_t *p_j2k,
  541. OPJ_BYTE * p_header_data,
  542. OPJ_UINT32 p_header_size,
  543. opj_event_mgr_t * p_manager);
  544. /**
  545. * Compare QCC markers (quantization component)
  546. *
  547. * @param p_j2k J2K codec.
  548. * @param p_first_comp_no the index of the first component to compare.
  549. * @param p_second_comp_no the index of the second component to compare.
  550. *
  551. * @return OPJ_TRUE if equals.
  552. */
  553. static OPJ_BOOL opj_j2k_compare_qcc(opj_j2k_t *p_j2k,
  554. OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no);
  555. /**
  556. * Writes the QCC marker (quantization component)
  557. *
  558. * @param p_comp_no the index of the component to output.
  559. * @param p_stream the stream to write data to.
  560. * @param p_j2k J2K codec.
  561. * @param p_manager the user event manager.
  562. */
  563. static OPJ_BOOL opj_j2k_write_qcc(opj_j2k_t *p_j2k,
  564. OPJ_UINT32 p_comp_no,
  565. opj_stream_private_t *p_stream,
  566. opj_event_mgr_t * p_manager);
  567. /**
  568. * Writes the QCC marker (quantization component)
  569. *
  570. * @param p_j2k J2K codec.
  571. * @param p_comp_no the index of the component to output.
  572. * @param p_data FIXME DOC
  573. * @param p_data_written the stream to write data to.
  574. * @param p_manager the user event manager.
  575. */
  576. static void opj_j2k_write_qcc_in_memory(opj_j2k_t *p_j2k,
  577. OPJ_UINT32 p_comp_no,
  578. OPJ_BYTE * p_data,
  579. OPJ_UINT32 * p_data_written,
  580. opj_event_mgr_t * p_manager);
  581. /**
  582. * Gets the maximum size taken by a qcc.
  583. */
  584. static OPJ_UINT32 opj_j2k_get_max_qcc_size(opj_j2k_t *p_j2k);
  585. /**
  586. * Reads a QCC marker (Quantization component)
  587. * @param p_header_data the data contained in the QCC box.
  588. * @param p_j2k the jpeg2000 codec.
  589. * @param p_header_size the size of the data contained in the QCC marker.
  590. * @param p_manager the user event manager.
  591. */
  592. static OPJ_BOOL opj_j2k_read_qcc(opj_j2k_t *p_j2k,
  593. OPJ_BYTE * p_header_data,
  594. OPJ_UINT32 p_header_size,
  595. opj_event_mgr_t * p_manager);
  596. /**
  597. * Writes the POC marker (Progression Order Change)
  598. *
  599. * @param p_stream the stream to write data to.
  600. * @param p_j2k J2K codec.
  601. * @param p_manager the user event manager.
  602. */
  603. static OPJ_BOOL opj_j2k_write_poc(opj_j2k_t *p_j2k,
  604. opj_stream_private_t *p_stream,
  605. opj_event_mgr_t * p_manager);
  606. /**
  607. * Writes the POC marker (Progression Order Change)
  608. *
  609. * @param p_j2k J2K codec.
  610. * @param p_data FIXME DOC
  611. * @param p_data_written the stream to write data to.
  612. * @param p_manager the user event manager.
  613. */
  614. static void opj_j2k_write_poc_in_memory(opj_j2k_t *p_j2k,
  615. OPJ_BYTE * p_data,
  616. OPJ_UINT32 * p_data_written,
  617. opj_event_mgr_t * p_manager);
  618. /**
  619. * Gets the maximum size taken by the writing of a POC.
  620. */
  621. static OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k);
  622. /**
  623. * Reads a POC marker (Progression Order Change)
  624. *
  625. * @param p_header_data the data contained in the POC box.
  626. * @param p_j2k the jpeg2000 codec.
  627. * @param p_header_size the size of the data contained in the POC marker.
  628. * @param p_manager the user event manager.
  629. */
  630. static OPJ_BOOL opj_j2k_read_poc(opj_j2k_t *p_j2k,
  631. OPJ_BYTE * p_header_data,
  632. OPJ_UINT32 p_header_size,
  633. opj_event_mgr_t * p_manager);
  634. /**
  635. * Gets the maximum size taken by the toc headers of all the tile parts of any given tile.
  636. */
  637. static OPJ_UINT32 opj_j2k_get_max_toc_size(opj_j2k_t *p_j2k);
  638. /**
  639. * Gets the maximum size taken by the headers of the SOT.
  640. *
  641. * @param p_j2k the jpeg2000 codec to use.
  642. */
  643. static OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k);
  644. /**
  645. * Reads a CRG marker (Component registration)
  646. *
  647. * @param p_header_data the data contained in the TLM box.
  648. * @param p_j2k the jpeg2000 codec.
  649. * @param p_header_size the size of the data contained in the TLM marker.
  650. * @param p_manager the user event manager.
  651. */
  652. static OPJ_BOOL opj_j2k_read_crg(opj_j2k_t *p_j2k,
  653. OPJ_BYTE * p_header_data,
  654. OPJ_UINT32 p_header_size,
  655. opj_event_mgr_t * p_manager);
  656. /**
  657. * Reads a TLM marker (Tile Length Marker)
  658. *
  659. * @param p_header_data the data contained in the TLM box.
  660. * @param p_j2k the jpeg2000 codec.
  661. * @param p_header_size the size of the data contained in the TLM marker.
  662. * @param p_manager the user event manager.
  663. */
  664. static OPJ_BOOL opj_j2k_read_tlm(opj_j2k_t *p_j2k,
  665. OPJ_BYTE * p_header_data,
  666. OPJ_UINT32 p_header_size,
  667. opj_event_mgr_t * p_manager);
  668. /**
  669. * Writes the updated tlm.
  670. *
  671. * @param p_stream the stream to write data to.
  672. * @param p_j2k J2K codec.
  673. * @param p_manager the user event manager.
  674. */
  675. static OPJ_BOOL opj_j2k_write_updated_tlm(opj_j2k_t *p_j2k,
  676. opj_stream_private_t *p_stream,
  677. opj_event_mgr_t * p_manager);
  678. /**
  679. * Reads a PLM marker (Packet length, main header marker)
  680. *
  681. * @param p_header_data the data contained in the TLM box.
  682. * @param p_j2k the jpeg2000 codec.
  683. * @param p_header_size the size of the data contained in the TLM marker.
  684. * @param p_manager the user event manager.
  685. */
  686. static OPJ_BOOL opj_j2k_read_plm(opj_j2k_t *p_j2k,
  687. OPJ_BYTE * p_header_data,
  688. OPJ_UINT32 p_header_size,
  689. opj_event_mgr_t * p_manager);
  690. /**
  691. * Reads a PLT marker (Packet length, tile-part header)
  692. *
  693. * @param p_header_data the data contained in the PLT box.
  694. * @param p_j2k the jpeg2000 codec.
  695. * @param p_header_size the size of the data contained in the PLT marker.
  696. * @param p_manager the user event manager.
  697. */
  698. static OPJ_BOOL opj_j2k_read_plt(opj_j2k_t *p_j2k,
  699. OPJ_BYTE * p_header_data,
  700. OPJ_UINT32 p_header_size,
  701. opj_event_mgr_t * p_manager);
  702. /**
  703. * Reads a PPM marker (Packed headers, main header)
  704. *
  705. * @param p_header_data the data contained in the POC box.
  706. * @param p_j2k the jpeg2000 codec.
  707. * @param p_header_size the size of the data contained in the POC marker.
  708. * @param p_manager the user event manager.
  709. */
  710. static OPJ_BOOL opj_j2k_read_ppm(
  711. opj_j2k_t *p_j2k,
  712. OPJ_BYTE * p_header_data,
  713. OPJ_UINT32 p_header_size,
  714. opj_event_mgr_t * p_manager);
  715. /**
  716. * Merges all PPM markers read (Packed headers, main header)
  717. *
  718. * @param p_cp main coding parameters.
  719. * @param p_manager the user event manager.
  720. */
  721. static OPJ_BOOL opj_j2k_merge_ppm(opj_cp_t *p_cp, opj_event_mgr_t * p_manager);
  722. /**
  723. * Reads a PPT marker (Packed packet headers, tile-part header)
  724. *
  725. * @param p_header_data the data contained in the PPT box.
  726. * @param p_j2k the jpeg2000 codec.
  727. * @param p_header_size the size of the data contained in the PPT marker.
  728. * @param p_manager the user event manager.
  729. */
  730. static OPJ_BOOL opj_j2k_read_ppt(opj_j2k_t *p_j2k,
  731. OPJ_BYTE * p_header_data,
  732. OPJ_UINT32 p_header_size,
  733. opj_event_mgr_t * p_manager);
  734. /**
  735. * Merges all PPT markers read (Packed headers, tile-part header)
  736. *
  737. * @param p_tcp the tile.
  738. * @param p_manager the user event manager.
  739. */
  740. static OPJ_BOOL opj_j2k_merge_ppt(opj_tcp_t *p_tcp,
  741. opj_event_mgr_t * p_manager);
  742. /**
  743. * Writes the TLM marker (Tile Length Marker)
  744. *
  745. * @param p_stream the stream to write data to.
  746. * @param p_j2k J2K codec.
  747. * @param p_manager the user event manager.
  748. */
  749. static OPJ_BOOL opj_j2k_write_tlm(opj_j2k_t *p_j2k,
  750. opj_stream_private_t *p_stream,
  751. opj_event_mgr_t * p_manager);
  752. /**
  753. * Writes the SOT marker (Start of tile-part)
  754. *
  755. * @param p_j2k J2K codec.
  756. * @param p_data Output buffer
  757. * @param total_data_size Output buffer size
  758. * @param p_data_written Number of bytes written into stream
  759. * @param p_stream the stream to write data to.
  760. * @param p_manager the user event manager.
  761. */
  762. static OPJ_BOOL opj_j2k_write_sot(opj_j2k_t *p_j2k,
  763. OPJ_BYTE * p_data,
  764. OPJ_UINT32 total_data_size,
  765. OPJ_UINT32 * p_data_written,
  766. const opj_stream_private_t *p_stream,
  767. opj_event_mgr_t * p_manager);
  768. /**
  769. * Reads values from a SOT marker (Start of tile-part)
  770. *
  771. * the j2k decoder state is not affected. No side effects, no checks except for p_header_size.
  772. *
  773. * @param p_header_data the data contained in the SOT marker.
  774. * @param p_header_size the size of the data contained in the SOT marker.
  775. * @param p_tile_no Isot.
  776. * @param p_tot_len Psot.
  777. * @param p_current_part TPsot.
  778. * @param p_num_parts TNsot.
  779. * @param p_manager the user event manager.
  780. */
  781. static OPJ_BOOL opj_j2k_get_sot_values(OPJ_BYTE * p_header_data,
  782. OPJ_UINT32 p_header_size,
  783. OPJ_UINT32* p_tile_no,
  784. OPJ_UINT32* p_tot_len,
  785. OPJ_UINT32* p_current_part,
  786. OPJ_UINT32* p_num_parts,
  787. opj_event_mgr_t * p_manager);
  788. /**
  789. * Reads a SOT marker (Start of tile-part)
  790. *
  791. * @param p_header_data the data contained in the SOT marker.
  792. * @param p_j2k the jpeg2000 codec.
  793. * @param p_header_size the size of the data contained in the PPT marker.
  794. * @param p_manager the user event manager.
  795. */
  796. static OPJ_BOOL opj_j2k_read_sot(opj_j2k_t *p_j2k,
  797. OPJ_BYTE * p_header_data,
  798. OPJ_UINT32 p_header_size,
  799. opj_event_mgr_t * p_manager);
  800. /**
  801. * Writes the SOD marker (Start of data)
  802. *
  803. * This also writes optional PLT markers (before SOD)
  804. *
  805. * @param p_j2k J2K codec.
  806. * @param p_tile_coder FIXME DOC
  807. * @param p_data FIXME DOC
  808. * @param p_data_written FIXME DOC
  809. * @param total_data_size FIXME DOC
  810. * @param p_stream the stream to write data to.
  811. * @param p_manager the user event manager.
  812. */
  813. static OPJ_BOOL opj_j2k_write_sod(opj_j2k_t *p_j2k,
  814. opj_tcd_t * p_tile_coder,
  815. OPJ_BYTE * p_data,
  816. OPJ_UINT32 * p_data_written,
  817. OPJ_UINT32 total_data_size,
  818. const opj_stream_private_t *p_stream,
  819. opj_event_mgr_t * p_manager);
  820. /**
  821. * Reads a SOD marker (Start Of Data)
  822. *
  823. * @param p_j2k the jpeg2000 codec.
  824. * @param p_stream FIXME DOC
  825. * @param p_manager the user event manager.
  826. */
  827. static OPJ_BOOL opj_j2k_read_sod(opj_j2k_t *p_j2k,
  828. opj_stream_private_t *p_stream,
  829. opj_event_mgr_t * p_manager);
  830. static void opj_j2k_update_tlm(opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size)
  831. {
  832. if (p_j2k->m_specific_param.m_encoder.m_Ttlmi_is_byte) {
  833. opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,
  834. p_j2k->m_current_tile_number, 1);
  835. p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current += 1;
  836. } else {
  837. opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,
  838. p_j2k->m_current_tile_number, 2);
  839. p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current += 2;
  840. }
  841. opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,
  842. p_tile_part_size, 4); /* PSOT */
  843. p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current += 4;
  844. }
  845. /**
  846. * Writes the RGN marker (Region Of Interest)
  847. *
  848. * @param p_tile_no the tile to output
  849. * @param p_comp_no the component to output
  850. * @param nb_comps the number of components
  851. * @param p_stream the stream to write data to.
  852. * @param p_j2k J2K codec.
  853. * @param p_manager the user event manager.
  854. */
  855. static OPJ_BOOL opj_j2k_write_rgn(opj_j2k_t *p_j2k,
  856. OPJ_UINT32 p_tile_no,
  857. OPJ_UINT32 p_comp_no,
  858. OPJ_UINT32 nb_comps,
  859. opj_stream_private_t *p_stream,
  860. opj_event_mgr_t * p_manager);
  861. /**
  862. * Reads a RGN marker (Region Of Interest)
  863. *
  864. * @param p_header_data the data contained in the POC box.
  865. * @param p_j2k the jpeg2000 codec.
  866. * @param p_header_size the size of the data contained in the POC marker.
  867. * @param p_manager the user event manager.
  868. */
  869. static OPJ_BOOL opj_j2k_read_rgn(opj_j2k_t *p_j2k,
  870. OPJ_BYTE * p_header_data,
  871. OPJ_UINT32 p_header_size,
  872. opj_event_mgr_t * p_manager);
  873. /**
  874. * Writes the EOC marker (End of Codestream)
  875. *
  876. * @param p_stream the stream to write data to.
  877. * @param p_j2k J2K codec.
  878. * @param p_manager the user event manager.
  879. */
  880. static OPJ_BOOL opj_j2k_write_eoc(opj_j2k_t *p_j2k,
  881. opj_stream_private_t *p_stream,
  882. opj_event_mgr_t * p_manager);
  883. #if 0
  884. /**
  885. * Reads a EOC marker (End Of Codestream)
  886. *
  887. * @param p_j2k the jpeg2000 codec.
  888. * @param p_stream FIXME DOC
  889. * @param p_manager the user event manager.
  890. */
  891. static OPJ_BOOL opj_j2k_read_eoc(opj_j2k_t *p_j2k,
  892. opj_stream_private_t *p_stream,
  893. opj_event_mgr_t * p_manager);
  894. #endif
  895. /**
  896. * Writes the CBD-MCT-MCC-MCO markers (Multi components transform)
  897. *
  898. * @param p_stream the stream to write data to.
  899. * @param p_j2k J2K codec.
  900. * @param p_manager the user event manager.
  901. */
  902. static OPJ_BOOL opj_j2k_write_mct_data_group(opj_j2k_t *p_j2k,
  903. opj_stream_private_t *p_stream,
  904. opj_event_mgr_t * p_manager);
  905. /**
  906. * Inits the Info
  907. *
  908. * @param p_stream the stream to write data to.
  909. * @param p_j2k J2K codec.
  910. * @param p_manager the user event manager.
  911. */
  912. static OPJ_BOOL opj_j2k_init_info(opj_j2k_t *p_j2k,
  913. opj_stream_private_t *p_stream,
  914. opj_event_mgr_t * p_manager);
  915. /**
  916. Add main header marker information
  917. @param cstr_index Codestream information structure
  918. @param type marker type
  919. @param pos byte offset of marker segment
  920. @param len length of marker segment
  921. */
  922. static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index,
  923. OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len) ;
  924. /**
  925. Add tile header marker information
  926. @param tileno tile index number
  927. @param cstr_index Codestream information structure
  928. @param type marker type
  929. @param pos byte offset of marker segment
  930. @param len length of marker segment
  931. */
  932. static OPJ_BOOL opj_j2k_add_tlmarker(OPJ_UINT32 tileno,
  933. opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos,
  934. OPJ_UINT32 len);
  935. /**
  936. * Reads an unknown marker
  937. *
  938. * @param p_j2k the jpeg2000 codec.
  939. * @param p_stream the stream object to read from.
  940. * @param output_marker FIXME DOC
  941. * @param p_manager the user event manager.
  942. *
  943. * @return true if the marker could be deduced.
  944. */
  945. static OPJ_BOOL opj_j2k_read_unk(opj_j2k_t *p_j2k,
  946. opj_stream_private_t *p_stream,
  947. OPJ_UINT32 *output_marker,
  948. opj_event_mgr_t * p_manager);
  949. /**
  950. * Writes the MCT marker (Multiple Component Transform)
  951. *
  952. * @param p_j2k J2K codec.
  953. * @param p_mct_record FIXME DOC
  954. * @param p_stream the stream to write data to.
  955. * @param p_manager the user event manager.
  956. */
  957. static OPJ_BOOL opj_j2k_write_mct_record(opj_j2k_t *p_j2k,
  958. opj_mct_data_t * p_mct_record,
  959. opj_stream_private_t *p_stream,
  960. opj_event_mgr_t * p_manager);
  961. /**
  962. * Reads a MCT marker (Multiple Component Transform)
  963. *
  964. * @param p_header_data the data contained in the MCT box.
  965. * @param p_j2k the jpeg2000 codec.
  966. * @param p_header_size the size of the data contained in the MCT marker.
  967. * @param p_manager the user event manager.
  968. */
  969. static OPJ_BOOL opj_j2k_read_mct(opj_j2k_t *p_j2k,
  970. OPJ_BYTE * p_header_data,
  971. OPJ_UINT32 p_header_size,
  972. opj_event_mgr_t * p_manager);
  973. /**
  974. * Writes the MCC marker (Multiple Component Collection)
  975. *
  976. * @param p_j2k J2K codec.
  977. * @param p_mcc_record FIXME DOC
  978. * @param p_stream the stream to write data to.
  979. * @param p_manager the user event manager.
  980. */
  981. static OPJ_BOOL opj_j2k_write_mcc_record(opj_j2k_t *p_j2k,
  982. opj_simple_mcc_decorrelation_data_t * p_mcc_record,
  983. opj_stream_private_t *p_stream,
  984. opj_event_mgr_t * p_manager);
  985. /**
  986. * Reads a MCC marker (Multiple Component Collection)
  987. *
  988. * @param p_header_data the data contained in the MCC box.
  989. * @param p_j2k the jpeg2000 codec.
  990. * @param p_header_size the size of the data contained in the MCC marker.
  991. * @param p_manager the user event manager.
  992. */
  993. static OPJ_BOOL opj_j2k_read_mcc(opj_j2k_t *p_j2k,
  994. OPJ_BYTE * p_header_data,
  995. OPJ_UINT32 p_header_size,
  996. opj_event_mgr_t * p_manager);
  997. /**
  998. * Writes the MCO marker (Multiple component transformation ordering)
  999. *
  1000. * @param p_stream the stream to write data to.
  1001. * @param p_j2k J2K codec.
  1002. * @param p_manager the user event manager.
  1003. */
  1004. static OPJ_BOOL opj_j2k_write_mco(opj_j2k_t *p_j2k,
  1005. opj_stream_private_t *p_stream,
  1006. opj_event_mgr_t * p_manager);
  1007. /**
  1008. * Reads a MCO marker (Multiple Component Transform Ordering)
  1009. *
  1010. * @param p_header_data the data contained in the MCO box.
  1011. * @param p_j2k the jpeg2000 codec.
  1012. * @param p_header_size the size of the data contained in the MCO marker.
  1013. * @param p_manager the user event manager.
  1014. */
  1015. static OPJ_BOOL opj_j2k_read_mco(opj_j2k_t *p_j2k,
  1016. OPJ_BYTE * p_header_data,
  1017. OPJ_UINT32 p_header_size,
  1018. opj_event_mgr_t * p_manager);
  1019. static OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image,
  1020. OPJ_UINT32 p_index);
  1021. static void opj_j2k_read_int16_to_float(const void * p_src_data,
  1022. void * p_dest_data, OPJ_UINT32 p_nb_elem);
  1023. static void opj_j2k_read_int32_to_float(const void * p_src_data,
  1024. void * p_dest_data, OPJ_UINT32 p_nb_elem);
  1025. static void opj_j2k_read_float32_to_float(const void * p_src_data,
  1026. void * p_dest_data, OPJ_UINT32 p_nb_elem);
  1027. static void opj_j2k_read_float64_to_float(const void * p_src_data,
  1028. void * p_dest_data, OPJ_UINT32 p_nb_elem);
  1029. static void opj_j2k_read_int16_to_int32(const void * p_src_data,
  1030. void * p_dest_data, OPJ_UINT32 p_nb_elem);
  1031. static void opj_j2k_read_int32_to_int32(const void * p_src_data,
  1032. void * p_dest_data, OPJ_UINT32 p_nb_elem);
  1033. static void opj_j2k_read_float32_to_int32(const void * p_src_data,
  1034. void * p_dest_data, OPJ_UINT32 p_nb_elem);
  1035. static void opj_j2k_read_float64_to_int32(const void * p_src_data,
  1036. void * p_dest_data, OPJ_UINT32 p_nb_elem);
  1037. static void opj_j2k_write_float_to_int16(const void * p_src_data,
  1038. void * p_dest_data, OPJ_UINT32 p_nb_elem);
  1039. static void opj_j2k_write_float_to_int32(const void * p_src_data,
  1040. void * p_dest_data, OPJ_UINT32 p_nb_elem);
  1041. static void opj_j2k_write_float_to_float(const void * p_src_data,
  1042. void * p_dest_data, OPJ_UINT32 p_nb_elem);
  1043. static void opj_j2k_write_float_to_float64(const void * p_src_data,
  1044. void * p_dest_data, OPJ_UINT32 p_nb_elem);
  1045. /**
  1046. * Ends the encoding, i.e. frees memory.
  1047. *
  1048. * @param p_stream the stream to write data to.
  1049. * @param p_j2k J2K codec.
  1050. * @param p_manager the user event manager.
  1051. */
  1052. static OPJ_BOOL opj_j2k_end_encoding(opj_j2k_t *p_j2k,
  1053. opj_stream_private_t *p_stream,
  1054. opj_event_mgr_t * p_manager);
  1055. /**
  1056. * Writes the CBD marker (Component bit depth definition)
  1057. *
  1058. * @param p_stream the stream to write data to.
  1059. * @param p_j2k J2K codec.
  1060. * @param p_manager the user event manager.
  1061. */
  1062. static OPJ_BOOL opj_j2k_write_cbd(opj_j2k_t *p_j2k,
  1063. opj_stream_private_t *p_stream,
  1064. opj_event_mgr_t * p_manager);
  1065. /**
  1066. * Reads a CBD marker (Component bit depth definition)
  1067. * @param p_header_data the data contained in the CBD box.
  1068. * @param p_j2k the jpeg2000 codec.
  1069. * @param p_header_size the size of the data contained in the CBD marker.
  1070. * @param p_manager the user event manager.
  1071. */
  1072. static OPJ_BOOL opj_j2k_read_cbd(opj_j2k_t *p_j2k,
  1073. OPJ_BYTE * p_header_data,
  1074. OPJ_UINT32 p_header_size,
  1075. opj_event_mgr_t * p_manager);
  1076. /**
  1077. * Reads a CAP marker (extended capabilities definition). Empty implementation.
  1078. * Found in HTJ2K files
  1079. *
  1080. * @param p_header_data the data contained in the CAP box.
  1081. * @param p_j2k the jpeg2000 codec.
  1082. * @param p_header_size the size of the data contained in the CAP marker.
  1083. * @param p_manager the user event manager.
  1084. */
  1085. static OPJ_BOOL opj_j2k_read_cap(opj_j2k_t *p_j2k,
  1086. OPJ_BYTE * p_header_data,
  1087. OPJ_UINT32 p_header_size,
  1088. opj_event_mgr_t * p_manager);
  1089. /**
  1090. * Reads a CPF marker (corresponding profile). Empty implementation. Found in HTJ2K files
  1091. * @param p_header_data the data contained in the CPF box.
  1092. * @param p_j2k the jpeg2000 codec.
  1093. * @param p_header_size the size of the data contained in the CPF marker.
  1094. * @param p_manager the user event manager.
  1095. */
  1096. static OPJ_BOOL opj_j2k_read_cpf(opj_j2k_t *p_j2k,
  1097. OPJ_BYTE * p_header_data,
  1098. OPJ_UINT32 p_header_size,
  1099. opj_event_mgr_t * p_manager);
  1100. /**
  1101. * Writes COC marker for each component.
  1102. *
  1103. * @param p_stream the stream to write data to.
  1104. * @param p_j2k J2K codec.
  1105. * @param p_manager the user event manager.
  1106. */
  1107. static OPJ_BOOL opj_j2k_write_all_coc(opj_j2k_t *p_j2k,
  1108. opj_stream_private_t *p_stream,
  1109. opj_event_mgr_t * p_manager);
  1110. /**
  1111. * Writes QCC marker for each component.
  1112. *
  1113. * @param p_stream the stream to write data to.
  1114. * @param p_j2k J2K codec.
  1115. * @param p_manager the user event manager.
  1116. */
  1117. static OPJ_BOOL opj_j2k_write_all_qcc(opj_j2k_t *p_j2k,
  1118. opj_stream_private_t *p_stream,
  1119. opj_event_mgr_t * p_manager);
  1120. /**
  1121. * Writes regions of interests.
  1122. *
  1123. * @param p_stream the stream to write data to.
  1124. * @param p_j2k J2K codec.
  1125. * @param p_manager the user event manager.
  1126. */
  1127. static OPJ_BOOL opj_j2k_write_regions(opj_j2k_t *p_j2k,
  1128. opj_stream_private_t *p_stream,
  1129. opj_event_mgr_t * p_manager);
  1130. /**
  1131. * Writes EPC ????
  1132. *
  1133. * @param p_stream the stream to write data to.
  1134. * @param p_j2k J2K codec.
  1135. * @param p_manager the user event manager.
  1136. */
  1137. static OPJ_BOOL opj_j2k_write_epc(opj_j2k_t *p_j2k,
  1138. opj_stream_private_t *p_stream,
  1139. opj_event_mgr_t * p_manager);
  1140. /**
  1141. * Checks the progression order changes values. Tells of the poc given as input are valid.
  1142. * A nice message is outputted at errors.
  1143. *
  1144. * @param p_pocs the progression order changes.
  1145. * @param tileno the tile number of interest
  1146. * @param p_nb_pocs the number of progression order changes.
  1147. * @param p_nb_resolutions the number of resolutions.
  1148. * @param numcomps the number of components
  1149. * @param numlayers the number of layers.
  1150. * @param p_manager the user event manager.
  1151. *
  1152. * @return true if the pocs are valid.
  1153. */
  1154. static OPJ_BOOL opj_j2k_check_poc_val(const opj_poc_t *p_pocs,
  1155. OPJ_UINT32 tileno,
  1156. OPJ_UINT32 p_nb_pocs,
  1157. OPJ_UINT32 p_nb_resolutions,
  1158. OPJ_UINT32 numcomps,
  1159. OPJ_UINT32 numlayers,
  1160. opj_event_mgr_t * p_manager);
  1161. /**
  1162. * Gets the number of tile parts used for the given change of progression (if any) and the given tile.
  1163. *
  1164. * @param cp the coding parameters.
  1165. * @param pino the offset of the given poc (i.e. its position in the coding parameter).
  1166. * @param tileno the given tile.
  1167. *
  1168. * @return the number of tile parts.
  1169. */
  1170. static OPJ_UINT32 opj_j2k_get_num_tp(opj_cp_t *cp, OPJ_UINT32 pino,
  1171. OPJ_UINT32 tileno);
  1172. /**
  1173. * Calculates the total number of tile parts needed by the encoder to
  1174. * encode such an image. If not enough memory is available, then the function return false.
  1175. *
  1176. * @param p_nb_tiles pointer that will hold the number of tile parts.
  1177. * @param cp the coding parameters for the image.
  1178. * @param image the image to encode.
  1179. * @param p_j2k the p_j2k encoder.
  1180. * @param p_manager the user event manager.
  1181. *
  1182. * @return true if the function was successful, false else.
  1183. */
  1184. static OPJ_BOOL opj_j2k_calculate_tp(opj_j2k_t *p_j2k,
  1185. opj_cp_t *cp,
  1186. OPJ_UINT32 * p_nb_tiles,
  1187. opj_image_t *image,
  1188. opj_event_mgr_t * p_manager);
  1189. static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream);
  1190. static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream);
  1191. static opj_codestream_index_t* opj_j2k_create_cstr_index(void);
  1192. static OPJ_FLOAT32 opj_j2k_get_tp_stride(opj_tcp_t * p_tcp);
  1193. static OPJ_FLOAT32 opj_j2k_get_default_stride(opj_tcp_t * p_tcp);
  1194. static int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres);
  1195. static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters,
  1196. opj_image_t *image, opj_event_mgr_t *p_manager);
  1197. static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz,
  1198. opj_event_mgr_t *p_manager);
  1199. static void opj_j2k_set_imf_parameters(opj_cparameters_t *parameters,
  1200. opj_image_t *image, opj_event_mgr_t *p_manager);
  1201. static OPJ_BOOL opj_j2k_is_imf_compliant(opj_cparameters_t *parameters,
  1202. opj_image_t *image,
  1203. opj_event_mgr_t *p_manager);
  1204. /**
  1205. * Checks for invalid number of tile-parts in SOT marker (TPsot==TNsot). See issue 254.
  1206. *
  1207. * @param p_stream the stream to read data from.
  1208. * @param tile_no tile number we're looking for.
  1209. * @param p_correction_needed output value. if true, non conformant codestream needs TNsot correction.
  1210. * @param p_manager the user event manager.
  1211. *
  1212. * @return true if the function was successful, false else.
  1213. */
  1214. static OPJ_BOOL opj_j2k_need_nb_tile_parts_correction(opj_stream_private_t
  1215. *p_stream, OPJ_UINT32 tile_no, OPJ_BOOL* p_correction_needed,
  1216. opj_event_mgr_t * p_manager);
  1217. /*@}*/
  1218. /*@}*/
  1219. /* ----------------------------------------------------------------------- */
  1220. typedef struct j2k_prog_order {
  1221. OPJ_PROG_ORDER enum_prog;
  1222. char str_prog[5];
  1223. } j2k_prog_order_t;
  1224. static const j2k_prog_order_t j2k_prog_order_list[] = {
  1225. {OPJ_CPRL, "CPRL"},
  1226. {OPJ_LRCP, "LRCP"},
  1227. {OPJ_PCRL, "PCRL"},
  1228. {OPJ_RLCP, "RLCP"},
  1229. {OPJ_RPCL, "RPCL"},
  1230. {(OPJ_PROG_ORDER) - 1, ""}
  1231. };
  1232. /**
  1233. * FIXME DOC
  1234. */
  1235. static const OPJ_UINT32 MCT_ELEMENT_SIZE [] = {
  1236. 2,
  1237. 4,
  1238. 4,
  1239. 8
  1240. };
  1241. typedef void (* opj_j2k_mct_function)(const void * p_src_data,
  1242. void * p_dest_data, OPJ_UINT32 p_nb_elem);
  1243. static const opj_j2k_mct_function j2k_mct_read_functions_to_float [] = {
  1244. opj_j2k_read_int16_to_float,
  1245. opj_j2k_read_int32_to_float,
  1246. opj_j2k_read_float32_to_float,
  1247. opj_j2k_read_float64_to_float
  1248. };
  1249. static const opj_j2k_mct_function j2k_mct_read_functions_to_int32 [] = {
  1250. opj_j2k_read_int16_to_int32,
  1251. opj_j2k_read_int32_to_int32,
  1252. opj_j2k_read_float32_to_int32,
  1253. opj_j2k_read_float64_to_int32
  1254. };
  1255. static const opj_j2k_mct_function j2k_mct_write_functions_from_float [] = {
  1256. opj_j2k_write_float_to_int16,
  1257. opj_j2k_write_float_to_int32,
  1258. opj_j2k_write_float_to_float,
  1259. opj_j2k_write_float_to_float64
  1260. };
  1261. typedef struct opj_dec_memory_marker_handler {
  1262. /** marker value */
  1263. OPJ_UINT32 id;
  1264. /** value of the state when the marker can appear */
  1265. OPJ_UINT32 states;
  1266. /** action linked to the marker */
  1267. OPJ_BOOL(*handler)(opj_j2k_t *p_j2k,
  1268. OPJ_BYTE * p_header_data,
  1269. OPJ_UINT32 p_header_size,
  1270. opj_event_mgr_t * p_manager);
  1271. }
  1272. opj_dec_memory_marker_handler_t;
  1273. static const opj_dec_memory_marker_handler_t j2k_memory_marker_handler_tab [] =
  1274. {
  1275. {J2K_MS_SOT, J2K_STATE_MH | J2K_STATE_TPHSOT, opj_j2k_read_sot},
  1276. {J2K_MS_COD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_cod},
  1277. {J2K_MS_COC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_coc},
  1278. {J2K_MS_RGN, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_rgn},
  1279. {J2K_MS_QCD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcd},
  1280. {J2K_MS_QCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcc},
  1281. {J2K_MS_POC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_poc},
  1282. {J2K_MS_SIZ, J2K_STATE_MHSIZ, opj_j2k_read_siz},
  1283. {J2K_MS_TLM, J2K_STATE_MH, opj_j2k_read_tlm},
  1284. {J2K_MS_PLM, J2K_STATE_MH, opj_j2k_read_plm},
  1285. {J2K_MS_PLT, J2K_STATE_TPH, opj_j2k_read_plt},
  1286. {J2K_MS_PPM, J2K_STATE_MH, opj_j2k_read_ppm},
  1287. {J2K_MS_PPT, J2K_STATE_TPH, opj_j2k_read_ppt},
  1288. {J2K_MS_SOP, 0, 0},
  1289. {J2K_MS_CRG, J2K_STATE_MH, opj_j2k_read_crg},
  1290. {J2K_MS_COM, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_com},
  1291. {J2K_MS_MCT, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mct},
  1292. {J2K_MS_CBD, J2K_STATE_MH, opj_j2k_read_cbd},
  1293. {J2K_MS_CAP, J2K_STATE_MH, opj_j2k_read_cap},
  1294. {J2K_MS_CPF, J2K_STATE_MH, opj_j2k_read_cpf},
  1295. {J2K_MS_MCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mcc},
  1296. {J2K_MS_MCO, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mco},
  1297. #ifdef USE_JPWL
  1298. #ifdef TODO_MS /* remove these functions which are not compatible with the v2 API */
  1299. {J2K_MS_EPC, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epc},
  1300. {J2K_MS_EPB, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epb},
  1301. {J2K_MS_ESD, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_esd},
  1302. {J2K_MS_RED, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_red},
  1303. #endif
  1304. #endif /* USE_JPWL */
  1305. #ifdef USE_JPSEC
  1306. {J2K_MS_SEC, J2K_DEC_STATE_MH, j2k_read_sec},
  1307. {J2K_MS_INSEC, 0, j2k_read_insec}
  1308. #endif /* USE_JPSEC */
  1309. {J2K_MS_UNK, J2K_STATE_MH | J2K_STATE_TPH, 0}/*opj_j2k_read_unk is directly used*/
  1310. };
  1311. static void opj_j2k_read_int16_to_float(const void * p_src_data,
  1312. void * p_dest_data, OPJ_UINT32 p_nb_elem)
  1313. {
  1314. OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
  1315. OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
  1316. OPJ_UINT32 i;
  1317. OPJ_UINT32 l_temp;
  1318. for (i = 0; i < p_nb_elem; ++i) {
  1319. opj_read_bytes(l_src_data, &l_temp, 2);
  1320. l_src_data += sizeof(OPJ_INT16);
  1321. *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
  1322. }
  1323. }
  1324. static void opj_j2k_read_int32_to_float(const void * p_src_data,
  1325. void * p_dest_data, OPJ_UINT32 p_nb_elem)
  1326. {
  1327. OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
  1328. OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
  1329. OPJ_UINT32 i;
  1330. OPJ_UINT32 l_temp;
  1331. for (i = 0; i < p_nb_elem; ++i) {
  1332. opj_read_bytes(l_src_data, &l_temp, 4);
  1333. l_src_data += sizeof(OPJ_INT32);
  1334. *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
  1335. }
  1336. }
  1337. static void opj_j2k_read_float32_to_float(const void * p_src_data,
  1338. void * p_dest_data, OPJ_UINT32 p_nb_elem)
  1339. {
  1340. OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
  1341. OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
  1342. OPJ_UINT32 i;
  1343. OPJ_FLOAT32 l_temp;
  1344. for (i = 0; i < p_nb_elem; ++i) {
  1345. opj_read_float(l_src_data, &l_temp);
  1346. l_src_data += sizeof(OPJ_FLOAT32);
  1347. *(l_dest_data++) = l_temp;
  1348. }
  1349. }
  1350. static void opj_j2k_read_float64_to_float(const void * p_src_data,
  1351. void * p_dest_data, OPJ_UINT32 p_nb_elem)
  1352. {
  1353. OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
  1354. OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data;
  1355. OPJ_UINT32 i;
  1356. OPJ_FLOAT64 l_temp;
  1357. for (i = 0; i < p_nb_elem; ++i) {
  1358. opj_read_double(l_src_data, &l_temp);
  1359. l_src_data += sizeof(OPJ_FLOAT64);
  1360. *(l_dest_data++) = (OPJ_FLOAT32) l_temp;
  1361. }
  1362. }
  1363. static void opj_j2k_read_int16_to_int32(const void * p_src_data,
  1364. void * p_dest_data, OPJ_UINT32 p_nb_elem)
  1365. {
  1366. OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
  1367. OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
  1368. OPJ_UINT32 i;
  1369. OPJ_UINT32 l_temp;
  1370. for (i = 0; i < p_nb_elem; ++i) {
  1371. opj_read_bytes(l_src_data, &l_temp, 2);
  1372. l_src_data += sizeof(OPJ_INT16);
  1373. *(l_dest_data++) = (OPJ_INT32) l_temp;
  1374. }
  1375. }
  1376. static void opj_j2k_read_int32_to_int32(const void * p_src_data,
  1377. void * p_dest_data, OPJ_UINT32 p_nb_elem)
  1378. {
  1379. OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
  1380. OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
  1381. OPJ_UINT32 i;
  1382. OPJ_UINT32 l_temp;
  1383. for (i = 0; i < p_nb_elem; ++i) {
  1384. opj_read_bytes(l_src_data, &l_temp, 4);
  1385. l_src_data += sizeof(OPJ_INT32);
  1386. *(l_dest_data++) = (OPJ_INT32) l_temp;
  1387. }
  1388. }
  1389. static void opj_j2k_read_float32_to_int32(const void * p_src_data,
  1390. void * p_dest_data, OPJ_UINT32 p_nb_elem)
  1391. {
  1392. OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
  1393. OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
  1394. OPJ_UINT32 i;
  1395. OPJ_FLOAT32 l_temp;
  1396. for (i = 0; i < p_nb_elem; ++i) {
  1397. opj_read_float(l_src_data, &l_temp);
  1398. l_src_data += sizeof(OPJ_FLOAT32);
  1399. *(l_dest_data++) = (OPJ_INT32) l_temp;
  1400. }
  1401. }
  1402. static void opj_j2k_read_float64_to_int32(const void * p_src_data,
  1403. void * p_dest_data, OPJ_UINT32 p_nb_elem)
  1404. {
  1405. OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data;
  1406. OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data;
  1407. OPJ_UINT32 i;
  1408. OPJ_FLOAT64 l_temp;
  1409. for (i = 0; i < p_nb_elem; ++i) {
  1410. opj_read_double(l_src_data, &l_temp);
  1411. l_src_data += sizeof(OPJ_FLOAT64);
  1412. *(l_dest_data++) = (OPJ_INT32) l_temp;
  1413. }
  1414. }
  1415. static void opj_j2k_write_float_to_int16(const void * p_src_data,
  1416. void * p_dest_data, OPJ_UINT32 p_nb_elem)
  1417. {
  1418. OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
  1419. OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
  1420. OPJ_UINT32 i;
  1421. OPJ_UINT32 l_temp;
  1422. for (i = 0; i < p_nb_elem; ++i) {
  1423. l_temp = (OPJ_UINT32) * (l_src_data++);
  1424. opj_write_bytes(l_dest_data, l_temp, sizeof(OPJ_INT16));
  1425. l_dest_data += sizeof(OPJ_INT16);
  1426. }
  1427. }
  1428. static void opj_j2k_write_float_to_int32(const void * p_src_data,
  1429. void * p_dest_data, OPJ_UINT32 p_nb_elem)
  1430. {
  1431. OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
  1432. OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
  1433. OPJ_UINT32 i;
  1434. OPJ_UINT32 l_temp;
  1435. for (i = 0; i < p_nb_elem; ++i) {
  1436. l_temp = (OPJ_UINT32) * (l_src_data++);
  1437. opj_write_bytes(l_dest_data, l_temp, sizeof(OPJ_INT32));
  1438. l_dest_data += sizeof(OPJ_INT32);
  1439. }
  1440. }
  1441. static void opj_j2k_write_float_to_float(const void * p_src_data,
  1442. void * p_dest_data, OPJ_UINT32 p_nb_elem)
  1443. {
  1444. OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
  1445. OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
  1446. OPJ_UINT32 i;
  1447. OPJ_FLOAT32 l_temp;
  1448. for (i = 0; i < p_nb_elem; ++i) {
  1449. l_temp = (OPJ_FLOAT32) * (l_src_data++);
  1450. opj_write_float(l_dest_data, l_temp);
  1451. l_dest_data += sizeof(OPJ_FLOAT32);
  1452. }
  1453. }
  1454. static void opj_j2k_write_float_to_float64(const void * p_src_data,
  1455. void * p_dest_data, OPJ_UINT32 p_nb_elem)
  1456. {
  1457. OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data;
  1458. OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data;
  1459. OPJ_UINT32 i;
  1460. OPJ_FLOAT64 l_temp;
  1461. for (i = 0; i < p_nb_elem; ++i) {
  1462. l_temp = (OPJ_FLOAT64) * (l_src_data++);
  1463. opj_write_double(l_dest_data, l_temp);
  1464. l_dest_data += sizeof(OPJ_FLOAT64);
  1465. }
  1466. }
  1467. const char *opj_j2k_convert_progression_order(OPJ_PROG_ORDER prg_order)
  1468. {
  1469. const j2k_prog_order_t *po;
  1470. for (po = j2k_prog_order_list; po->enum_prog != -1; po++) {
  1471. if (po->enum_prog == prg_order) {
  1472. return po->str_prog;
  1473. }
  1474. }
  1475. return po->str_prog;
  1476. }
  1477. static OPJ_BOOL opj_j2k_check_poc_val(const opj_poc_t *p_pocs,
  1478. OPJ_UINT32 tileno,
  1479. OPJ_UINT32 p_nb_pocs,
  1480. OPJ_UINT32 p_nb_resolutions,
  1481. OPJ_UINT32 p_num_comps,
  1482. OPJ_UINT32 p_num_layers,
  1483. opj_event_mgr_t * p_manager)
  1484. {
  1485. OPJ_UINT32* packet_array;
  1486. OPJ_UINT32 index, resno, compno, layno;
  1487. OPJ_UINT32 i;
  1488. OPJ_UINT32 step_c = 1;
  1489. OPJ_UINT32 step_r = p_num_comps * step_c;
  1490. OPJ_UINT32 step_l = p_nb_resolutions * step_r;
  1491. OPJ_BOOL loss = OPJ_FALSE;
  1492. assert(p_nb_pocs > 0);
  1493. packet_array = (OPJ_UINT32*) opj_calloc((size_t)step_l * p_num_layers,
  1494. sizeof(OPJ_UINT32));
  1495. if (packet_array == 00) {
  1496. opj_event_msg(p_manager, EVT_ERROR,
  1497. "Not enough memory for checking the poc values.\n");
  1498. return OPJ_FALSE;
  1499. }
  1500. /* iterate through all the pocs that match our tile of interest. */
  1501. for (i = 0; i < p_nb_pocs; ++i) {
  1502. const opj_poc_t *poc = &p_pocs[i];
  1503. if (tileno + 1 == poc->tile) {
  1504. index = step_r * poc->resno0;
  1505. /* take each resolution for each poc */
  1506. for (resno = poc->resno0 ;
  1507. resno < opj_uint_min(poc->resno1, p_nb_resolutions); ++resno) {
  1508. OPJ_UINT32 res_index = index + poc->compno0 * step_c;
  1509. /* take each comp of each resolution for each poc */
  1510. for (compno = poc->compno0 ;
  1511. compno < opj_uint_min(poc->compno1, p_num_comps); ++compno) {
  1512. /* The layer index always starts at zero for every progression. */
  1513. const OPJ_UINT32 layno0 = 0;
  1514. OPJ_UINT32 comp_index = res_index + layno0 * step_l;
  1515. /* and finally take each layer of each res of ... */
  1516. for (layno = layno0; layno < opj_uint_min(poc->layno1, p_num_layers);
  1517. ++layno) {
  1518. packet_array[comp_index] = 1;
  1519. comp_index += step_l;
  1520. }
  1521. res_index += step_c;
  1522. }
  1523. index += step_r;
  1524. }
  1525. }
  1526. }
  1527. index = 0;
  1528. for (layno = 0; layno < p_num_layers ; ++layno) {
  1529. for (resno = 0; resno < p_nb_resolutions; ++resno) {
  1530. for (compno = 0; compno < p_num_comps; ++compno) {
  1531. loss |= (packet_array[index] != 1);
  1532. #ifdef DEBUG_VERBOSE
  1533. if (packet_array[index] != 1) {
  1534. fprintf(stderr,
  1535. "Missing packet in POC: layno=%d resno=%d compno=%d\n",
  1536. layno, resno, compno);
  1537. }
  1538. #endif
  1539. index += step_c;
  1540. }
  1541. }
  1542. }
  1543. if (loss) {
  1544. opj_event_msg(p_manager, EVT_ERROR, "Missing packets possible loss of data\n");
  1545. }
  1546. opj_free(packet_array);
  1547. return !loss;
  1548. }
  1549. /* ----------------------------------------------------------------------- */
  1550. static OPJ_UINT32 opj_j2k_get_num_tp(opj_cp_t *cp, OPJ_UINT32 pino,
  1551. OPJ_UINT32 tileno)
  1552. {
  1553. const OPJ_CHAR *prog = 00;
  1554. OPJ_INT32 i;
  1555. OPJ_UINT32 tpnum = 1;
  1556. opj_tcp_t *tcp = 00;
  1557. opj_poc_t * l_current_poc = 00;
  1558. /* preconditions */
  1559. assert(tileno < (cp->tw * cp->th));
  1560. assert(pino < (cp->tcps[tileno].numpocs + 1));
  1561. /* get the given tile coding parameter */
  1562. tcp = &cp->tcps[tileno];
  1563. assert(tcp != 00);
  1564. l_current_poc = &(tcp->pocs[pino]);
  1565. assert(l_current_poc != 0);
  1566. /* get the progression order as a character string */
  1567. prog = opj_j2k_convert_progression_order(tcp->prg);
  1568. assert(strlen(prog) > 0);
  1569. if (cp->m_specific_param.m_enc.m_tp_on == 1) {
  1570. for (i = 0; i < 4; ++i) {
  1571. switch (prog[i]) {
  1572. /* component wise */
  1573. case 'C':
  1574. tpnum *= l_current_poc->compE;
  1575. break;
  1576. /* resolution wise */
  1577. case 'R':
  1578. tpnum *= l_current_poc->resE;
  1579. break;
  1580. /* precinct wise */
  1581. case 'P':
  1582. tpnum *= l_current_poc->prcE;
  1583. break;
  1584. /* layer wise */
  1585. case 'L':
  1586. tpnum *= l_current_poc->layE;
  1587. break;
  1588. }
  1589. /* would we split here ? */
  1590. if (cp->m_specific_param.m_enc.m_tp_flag == prog[i]) {
  1591. cp->m_specific_param.m_enc.m_tp_pos = i;
  1592. break;
  1593. }
  1594. }
  1595. } else {
  1596. tpnum = 1;
  1597. }
  1598. return tpnum;
  1599. }
  1600. static OPJ_BOOL opj_j2k_calculate_tp(opj_j2k_t *p_j2k,
  1601. opj_cp_t *cp,
  1602. OPJ_UINT32 * p_nb_tiles,
  1603. opj_image_t *image,
  1604. opj_event_mgr_t * p_manager
  1605. )
  1606. {
  1607. OPJ_UINT32 pino, tileno;
  1608. OPJ_UINT32 l_nb_tiles;
  1609. opj_tcp_t *tcp;
  1610. /* preconditions */
  1611. assert(p_nb_tiles != 00);
  1612. assert(cp != 00);
  1613. assert(image != 00);
  1614. assert(p_j2k != 00);
  1615. assert(p_manager != 00);
  1616. OPJ_UNUSED(p_j2k);
  1617. OPJ_UNUSED(p_manager);
  1618. l_nb_tiles = cp->tw * cp->th;
  1619. * p_nb_tiles = 0;
  1620. tcp = cp->tcps;
  1621. /* INDEX >> */
  1622. /* TODO mergeV2: check this part which use cstr_info */
  1623. /*if (p_j2k->cstr_info) {
  1624. opj_tile_info_t * l_info_tile_ptr = p_j2k->cstr_info->tile;
  1625. for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
  1626. OPJ_UINT32 cur_totnum_tp = 0;
  1627. opj_pi_update_encoding_parameters(image,cp,tileno);
  1628. for (pino = 0; pino <= tcp->numpocs; ++pino)
  1629. {
  1630. OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp,pino,tileno);
  1631. *p_nb_tiles = *p_nb_tiles + tp_num;
  1632. cur_totnum_tp += tp_num;
  1633. }
  1634. tcp->m_nb_tile_parts = cur_totnum_tp;
  1635. l_info_tile_ptr->tp = (opj_tp_info_t *) opj_malloc(cur_totnum_tp * sizeof(opj_tp_info_t));
  1636. if (l_info_tile_ptr->tp == 00) {
  1637. return OPJ_FALSE;
  1638. }
  1639. memset(l_info_tile_ptr->tp,0,cur_totnum_tp * sizeof(opj_tp_info_t));
  1640. l_info_tile_ptr->num_tps = cur_totnum_tp;
  1641. ++l_info_tile_ptr;
  1642. ++tcp;
  1643. }
  1644. }
  1645. else */{
  1646. for (tileno = 0; tileno < l_nb_tiles; ++tileno) {
  1647. OPJ_UINT32 cur_totnum_tp = 0;
  1648. opj_pi_update_encoding_parameters(image, cp, tileno);
  1649. for (pino = 0; pino <= tcp->numpocs; ++pino) {
  1650. OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp, pino, tileno);
  1651. *p_nb_tiles = *p_nb_tiles + tp_num;
  1652. cur_totnum_tp += tp_num;
  1653. }
  1654. tcp->m_nb_tile_parts = cur_totnum_tp;
  1655. ++tcp;
  1656. }
  1657. }
  1658. return OPJ_TRUE;
  1659. }
  1660. static OPJ_BOOL opj_j2k_write_soc(opj_j2k_t *p_j2k,
  1661. opj_stream_private_t *p_stream,
  1662. opj_event_mgr_t * p_manager)
  1663. {
  1664. /* 2 bytes will be written */
  1665. OPJ_BYTE * l_start_stream = 00;
  1666. /* preconditions */
  1667. assert(p_stream != 00);
  1668. assert(p_j2k != 00);
  1669. assert(p_manager != 00);
  1670. l_start_stream = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  1671. /* write SOC identifier */
  1672. opj_write_bytes(l_start_stream, J2K_MS_SOC, 2);
  1673. if (opj_stream_write_data(p_stream, l_start_stream, 2, p_manager) != 2) {
  1674. return OPJ_FALSE;
  1675. }
  1676. /* UniPG>> */
  1677. #ifdef USE_JPWL
  1678. /* update markers struct */
  1679. /*
  1680. OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOC, p_stream_tell(p_stream) - 2, 2);
  1681. */
  1682. assert(0 && "TODO");
  1683. #endif /* USE_JPWL */
  1684. /* <<UniPG */
  1685. return OPJ_TRUE;
  1686. }
  1687. /**
  1688. * Reads a SOC marker (Start of Codestream)
  1689. * @param p_j2k the jpeg2000 file codec.
  1690. * @param p_stream FIXME DOC
  1691. * @param p_manager the user event manager.
  1692. */
  1693. static OPJ_BOOL opj_j2k_read_soc(opj_j2k_t *p_j2k,
  1694. opj_stream_private_t *p_stream,
  1695. opj_event_mgr_t * p_manager
  1696. )
  1697. {
  1698. OPJ_BYTE l_data [2];
  1699. OPJ_UINT32 l_marker;
  1700. /* preconditions */
  1701. assert(p_j2k != 00);
  1702. assert(p_manager != 00);
  1703. assert(p_stream != 00);
  1704. if (opj_stream_read_data(p_stream, l_data, 2, p_manager) != 2) {
  1705. return OPJ_FALSE;
  1706. }
  1707. opj_read_bytes(l_data, &l_marker, 2);
  1708. if (l_marker != J2K_MS_SOC) {
  1709. return OPJ_FALSE;
  1710. }
  1711. /* Next marker should be a SIZ marker in the main header */
  1712. p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSIZ;
  1713. /* FIXME move it in a index structure included in p_j2k*/
  1714. p_j2k->cstr_index->main_head_start = opj_stream_tell(p_stream) - 2;
  1715. opj_event_msg(p_manager, EVT_INFO,
  1716. "Start to read j2k main header (%" PRId64 ").\n",
  1717. p_j2k->cstr_index->main_head_start);
  1718. /* Add the marker to the codestream index*/
  1719. if (OPJ_FALSE == opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_SOC,
  1720. p_j2k->cstr_index->main_head_start, 2)) {
  1721. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
  1722. return OPJ_FALSE;
  1723. }
  1724. return OPJ_TRUE;
  1725. }
  1726. static OPJ_BOOL opj_j2k_write_siz(opj_j2k_t *p_j2k,
  1727. opj_stream_private_t *p_stream,
  1728. opj_event_mgr_t * p_manager)
  1729. {
  1730. OPJ_UINT32 i;
  1731. OPJ_UINT32 l_size_len;
  1732. OPJ_BYTE * l_current_ptr;
  1733. opj_image_t * l_image = 00;
  1734. opj_cp_t *cp = 00;
  1735. opj_image_comp_t * l_img_comp = 00;
  1736. /* preconditions */
  1737. assert(p_stream != 00);
  1738. assert(p_j2k != 00);
  1739. assert(p_manager != 00);
  1740. l_image = p_j2k->m_private_image;
  1741. cp = &(p_j2k->m_cp);
  1742. l_size_len = 40 + 3 * l_image->numcomps;
  1743. l_img_comp = l_image->comps;
  1744. if (l_size_len > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
  1745. OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
  1746. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_size_len);
  1747. if (! new_header_tile_data) {
  1748. opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
  1749. p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
  1750. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
  1751. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory for the SIZ marker\n");
  1752. return OPJ_FALSE;
  1753. }
  1754. p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
  1755. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_size_len;
  1756. }
  1757. l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  1758. /* write SOC identifier */
  1759. opj_write_bytes(l_current_ptr, J2K_MS_SIZ, 2); /* SIZ */
  1760. l_current_ptr += 2;
  1761. opj_write_bytes(l_current_ptr, l_size_len - 2, 2); /* L_SIZ */
  1762. l_current_ptr += 2;
  1763. opj_write_bytes(l_current_ptr, cp->rsiz, 2); /* Rsiz (capabilities) */
  1764. l_current_ptr += 2;
  1765. opj_write_bytes(l_current_ptr, l_image->x1, 4); /* Xsiz */
  1766. l_current_ptr += 4;
  1767. opj_write_bytes(l_current_ptr, l_image->y1, 4); /* Ysiz */
  1768. l_current_ptr += 4;
  1769. opj_write_bytes(l_current_ptr, l_image->x0, 4); /* X0siz */
  1770. l_current_ptr += 4;
  1771. opj_write_bytes(l_current_ptr, l_image->y0, 4); /* Y0siz */
  1772. l_current_ptr += 4;
  1773. opj_write_bytes(l_current_ptr, cp->tdx, 4); /* XTsiz */
  1774. l_current_ptr += 4;
  1775. opj_write_bytes(l_current_ptr, cp->tdy, 4); /* YTsiz */
  1776. l_current_ptr += 4;
  1777. opj_write_bytes(l_current_ptr, cp->tx0, 4); /* XT0siz */
  1778. l_current_ptr += 4;
  1779. opj_write_bytes(l_current_ptr, cp->ty0, 4); /* YT0siz */
  1780. l_current_ptr += 4;
  1781. opj_write_bytes(l_current_ptr, l_image->numcomps, 2); /* Csiz */
  1782. l_current_ptr += 2;
  1783. for (i = 0; i < l_image->numcomps; ++i) {
  1784. /* TODO here with MCT ? */
  1785. opj_write_bytes(l_current_ptr, l_img_comp->prec - 1 + (l_img_comp->sgnd << 7),
  1786. 1); /* Ssiz_i */
  1787. ++l_current_ptr;
  1788. opj_write_bytes(l_current_ptr, l_img_comp->dx, 1); /* XRsiz_i */
  1789. ++l_current_ptr;
  1790. opj_write_bytes(l_current_ptr, l_img_comp->dy, 1); /* YRsiz_i */
  1791. ++l_current_ptr;
  1792. ++l_img_comp;
  1793. }
  1794. if (opj_stream_write_data(p_stream,
  1795. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_size_len,
  1796. p_manager) != l_size_len) {
  1797. return OPJ_FALSE;
  1798. }
  1799. return OPJ_TRUE;
  1800. }
  1801. /**
  1802. * Reads a SIZ marker (image and tile size)
  1803. * @param p_j2k the jpeg2000 file codec.
  1804. * @param p_header_data the data contained in the SIZ box.
  1805. * @param p_header_size the size of the data contained in the SIZ marker.
  1806. * @param p_manager the user event manager.
  1807. */
  1808. static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k,
  1809. OPJ_BYTE * p_header_data,
  1810. OPJ_UINT32 p_header_size,
  1811. opj_event_mgr_t * p_manager
  1812. )
  1813. {
  1814. OPJ_UINT32 i;
  1815. OPJ_UINT32 l_nb_comp;
  1816. OPJ_UINT32 l_nb_comp_remain;
  1817. OPJ_UINT32 l_remaining_size;
  1818. OPJ_UINT32 l_nb_tiles;
  1819. OPJ_UINT32 l_tmp, l_tx1, l_ty1;
  1820. OPJ_UINT32 l_prec0, l_sgnd0;
  1821. opj_image_t *l_image = 00;
  1822. opj_cp_t *l_cp = 00;
  1823. opj_image_comp_t * l_img_comp = 00;
  1824. opj_tcp_t * l_current_tile_param = 00;
  1825. /* preconditions */
  1826. assert(p_j2k != 00);
  1827. assert(p_manager != 00);
  1828. assert(p_header_data != 00);
  1829. l_image = p_j2k->m_private_image;
  1830. l_cp = &(p_j2k->m_cp);
  1831. /* minimum size == 39 - 3 (= minimum component parameter) */
  1832. if (p_header_size < 36) {
  1833. opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
  1834. return OPJ_FALSE;
  1835. }
  1836. l_remaining_size = p_header_size - 36;
  1837. l_nb_comp = l_remaining_size / 3;
  1838. l_nb_comp_remain = l_remaining_size % 3;
  1839. if (l_nb_comp_remain != 0) {
  1840. opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n");
  1841. return OPJ_FALSE;
  1842. }
  1843. opj_read_bytes(p_header_data, &l_tmp,
  1844. 2); /* Rsiz (capabilities) */
  1845. p_header_data += 2;
  1846. l_cp->rsiz = (OPJ_UINT16) l_tmp;
  1847. opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x1, 4); /* Xsiz */
  1848. p_header_data += 4;
  1849. opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y1, 4); /* Ysiz */
  1850. p_header_data += 4;
  1851. opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x0, 4); /* X0siz */
  1852. p_header_data += 4;
  1853. opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y0, 4); /* Y0siz */
  1854. p_header_data += 4;
  1855. opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdx,
  1856. 4); /* XTsiz */
  1857. p_header_data += 4;
  1858. opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdy,
  1859. 4); /* YTsiz */
  1860. p_header_data += 4;
  1861. opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tx0,
  1862. 4); /* XT0siz */
  1863. p_header_data += 4;
  1864. opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->ty0,
  1865. 4); /* YT0siz */
  1866. p_header_data += 4;
  1867. opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_tmp,
  1868. 2); /* Csiz */
  1869. p_header_data += 2;
  1870. if (l_tmp < 16385) {
  1871. l_image->numcomps = (OPJ_UINT16) l_tmp;
  1872. } else {
  1873. opj_event_msg(p_manager, EVT_ERROR,
  1874. "Error with SIZ marker: number of component is illegal -> %d\n", l_tmp);
  1875. return OPJ_FALSE;
  1876. }
  1877. if (l_image->numcomps != l_nb_comp) {
  1878. opj_event_msg(p_manager, EVT_ERROR,
  1879. "Error with SIZ marker: number of component is not compatible with the remaining number of parameters ( %d vs %d)\n",
  1880. l_image->numcomps, l_nb_comp);
  1881. return OPJ_FALSE;
  1882. }
  1883. /* testcase 4035.pdf.SIGSEGV.d8b.3375 */
  1884. /* testcase issue427-null-image-size.jp2 */
  1885. if ((l_image->x0 >= l_image->x1) || (l_image->y0 >= l_image->y1)) {
  1886. opj_event_msg(p_manager, EVT_ERROR,
  1887. "Error with SIZ marker: negative or zero image size (%" PRId64 " x %" PRId64
  1888. ")\n", (OPJ_INT64)l_image->x1 - l_image->x0,
  1889. (OPJ_INT64)l_image->y1 - l_image->y0);
  1890. return OPJ_FALSE;
  1891. }
  1892. /* testcase 2539.pdf.SIGFPE.706.1712 (also 3622.pdf.SIGFPE.706.2916 and 4008.pdf.SIGFPE.706.3345 and maybe more) */
  1893. if ((l_cp->tdx == 0U) || (l_cp->tdy == 0U)) {
  1894. opj_event_msg(p_manager, EVT_ERROR,
  1895. "Error with SIZ marker: invalid tile size (tdx: %d, tdy: %d)\n", l_cp->tdx,
  1896. l_cp->tdy);
  1897. return OPJ_FALSE;
  1898. }
  1899. /* testcase issue427-illegal-tile-offset.jp2 */
  1900. l_tx1 = opj_uint_adds(l_cp->tx0, l_cp->tdx); /* manage overflow */
  1901. l_ty1 = opj_uint_adds(l_cp->ty0, l_cp->tdy); /* manage overflow */
  1902. if ((l_cp->tx0 > l_image->x0) || (l_cp->ty0 > l_image->y0) ||
  1903. (l_tx1 <= l_image->x0) || (l_ty1 <= l_image->y0)) {
  1904. opj_event_msg(p_manager, EVT_ERROR,
  1905. "Error with SIZ marker: illegal tile offset\n");
  1906. return OPJ_FALSE;
  1907. }
  1908. if (!p_j2k->dump_state) {
  1909. OPJ_UINT32 siz_w, siz_h;
  1910. siz_w = l_image->x1 - l_image->x0;
  1911. siz_h = l_image->y1 - l_image->y0;
  1912. if (p_j2k->ihdr_w > 0 && p_j2k->ihdr_h > 0
  1913. && (p_j2k->ihdr_w != siz_w || p_j2k->ihdr_h != siz_h)) {
  1914. opj_event_msg(p_manager, EVT_ERROR,
  1915. "Error with SIZ marker: IHDR w(%u) h(%u) vs. SIZ w(%u) h(%u)\n", p_j2k->ihdr_w,
  1916. p_j2k->ihdr_h, siz_w, siz_h);
  1917. return OPJ_FALSE;
  1918. }
  1919. }
  1920. #ifdef USE_JPWL
  1921. if (l_cp->correct) {
  1922. /* if JPWL is on, we check whether TX errors have damaged
  1923. too much the SIZ parameters */
  1924. if (!(l_image->x1 * l_image->y1)) {
  1925. opj_event_msg(p_manager, EVT_ERROR,
  1926. "JPWL: bad image size (%d x %d)\n",
  1927. l_image->x1, l_image->y1);
  1928. if (!JPWL_ASSUME) {
  1929. opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
  1930. return OPJ_FALSE;
  1931. }
  1932. }
  1933. /* FIXME check previously in the function so why keep this piece of code ? Need by the norm ?
  1934. if (l_image->numcomps != ((len - 38) / 3)) {
  1935. opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
  1936. "JPWL: Csiz is %d => space in SIZ only for %d comps.!!!\n",
  1937. l_image->numcomps, ((len - 38) / 3));
  1938. if (!JPWL_ASSUME) {
  1939. opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
  1940. return OPJ_FALSE;
  1941. }
  1942. */ /* we try to correct */
  1943. /* opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n");
  1944. if (l_image->numcomps < ((len - 38) / 3)) {
  1945. len = 38 + 3 * l_image->numcomps;
  1946. opj_event_msg(p_manager, EVT_WARNING, "- setting Lsiz to %d => HYPOTHESIS!!!\n",
  1947. len);
  1948. } else {
  1949. l_image->numcomps = ((len - 38) / 3);
  1950. opj_event_msg(p_manager, EVT_WARNING, "- setting Csiz to %d => HYPOTHESIS!!!\n",
  1951. l_image->numcomps);
  1952. }
  1953. }
  1954. */
  1955. /* update components number in the jpwl_exp_comps filed */
  1956. l_cp->exp_comps = l_image->numcomps;
  1957. }
  1958. #endif /* USE_JPWL */
  1959. /* Allocate the resulting image components */
  1960. l_image->comps = (opj_image_comp_t*) opj_calloc(l_image->numcomps,
  1961. sizeof(opj_image_comp_t));
  1962. if (l_image->comps == 00) {
  1963. l_image->numcomps = 0;
  1964. opj_event_msg(p_manager, EVT_ERROR,
  1965. "Not enough memory to take in charge SIZ marker\n");
  1966. return OPJ_FALSE;
  1967. }
  1968. l_img_comp = l_image->comps;
  1969. l_prec0 = 0;
  1970. l_sgnd0 = 0;
  1971. /* Read the component information */
  1972. for (i = 0; i < l_image->numcomps; ++i) {
  1973. OPJ_UINT32 tmp;
  1974. opj_read_bytes(p_header_data, &tmp, 1); /* Ssiz_i */
  1975. ++p_header_data;
  1976. l_img_comp->prec = (tmp & 0x7f) + 1;
  1977. l_img_comp->sgnd = tmp >> 7;
  1978. if (p_j2k->dump_state == 0) {
  1979. if (i == 0) {
  1980. l_prec0 = l_img_comp->prec;
  1981. l_sgnd0 = l_img_comp->sgnd;
  1982. } else if (!l_cp->allow_different_bit_depth_sign
  1983. && (l_img_comp->prec != l_prec0 || l_img_comp->sgnd != l_sgnd0)) {
  1984. opj_event_msg(p_manager, EVT_WARNING,
  1985. "Despite JP2 BPC!=255, precision and/or sgnd values for comp[%d] is different than comp[0]:\n"
  1986. " [0] prec(%d) sgnd(%d) [%d] prec(%d) sgnd(%d)\n", i, l_prec0, l_sgnd0,
  1987. i, l_img_comp->prec, l_img_comp->sgnd);
  1988. }
  1989. /* TODO: we should perhaps also check against JP2 BPCC values */
  1990. }
  1991. opj_read_bytes(p_header_data, &tmp, 1); /* XRsiz_i */
  1992. ++p_header_data;
  1993. l_img_comp->dx = (OPJ_UINT32)tmp; /* should be between 1 and 255 */
  1994. opj_read_bytes(p_header_data, &tmp, 1); /* YRsiz_i */
  1995. ++p_header_data;
  1996. l_img_comp->dy = (OPJ_UINT32)tmp; /* should be between 1 and 255 */
  1997. if (l_img_comp->dx < 1 || l_img_comp->dx > 255 ||
  1998. l_img_comp->dy < 1 || l_img_comp->dy > 255) {
  1999. opj_event_msg(p_manager, EVT_ERROR,
  2000. "Invalid values for comp = %d : dx=%u dy=%u (should be between 1 and 255 according to the JPEG2000 norm)\n",
  2001. i, l_img_comp->dx, l_img_comp->dy);
  2002. return OPJ_FALSE;
  2003. }
  2004. /* Avoids later undefined shift in computation of */
  2005. /* p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1
  2006. << (l_image->comps[i].prec - 1); */
  2007. if (l_img_comp->prec > 31) {
  2008. opj_event_msg(p_manager, EVT_ERROR,
  2009. "Invalid values for comp = %d : prec=%u (should be between 1 and 38 according to the JPEG2000 norm. OpenJpeg only supports up to 31)\n",
  2010. i, l_img_comp->prec);
  2011. return OPJ_FALSE;
  2012. }
  2013. #ifdef USE_JPWL
  2014. if (l_cp->correct) {
  2015. /* if JPWL is on, we check whether TX errors have damaged
  2016. too much the SIZ parameters, again */
  2017. if (!(l_image->comps[i].dx * l_image->comps[i].dy)) {
  2018. opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
  2019. "JPWL: bad XRsiz_%d/YRsiz_%d (%d x %d)\n",
  2020. i, i, l_image->comps[i].dx, l_image->comps[i].dy);
  2021. if (!JPWL_ASSUME) {
  2022. opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
  2023. return OPJ_FALSE;
  2024. }
  2025. /* we try to correct */
  2026. opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
  2027. if (!l_image->comps[i].dx) {
  2028. l_image->comps[i].dx = 1;
  2029. opj_event_msg(p_manager, EVT_WARNING,
  2030. "- setting XRsiz_%d to %d => HYPOTHESIS!!!\n",
  2031. i, l_image->comps[i].dx);
  2032. }
  2033. if (!l_image->comps[i].dy) {
  2034. l_image->comps[i].dy = 1;
  2035. opj_event_msg(p_manager, EVT_WARNING,
  2036. "- setting YRsiz_%d to %d => HYPOTHESIS!!!\n",
  2037. i, l_image->comps[i].dy);
  2038. }
  2039. }
  2040. }
  2041. #endif /* USE_JPWL */
  2042. l_img_comp->resno_decoded =
  2043. 0; /* number of resolution decoded */
  2044. l_img_comp->factor =
  2045. l_cp->m_specific_param.m_dec.m_reduce; /* reducing factor per component */
  2046. ++l_img_comp;
  2047. }
  2048. if (l_cp->tdx == 0 || l_cp->tdy == 0) {
  2049. return OPJ_FALSE;
  2050. }
  2051. /* Compute the number of tiles */
  2052. l_cp->tw = opj_uint_ceildiv(l_image->x1 - l_cp->tx0, l_cp->tdx);
  2053. l_cp->th = opj_uint_ceildiv(l_image->y1 - l_cp->ty0, l_cp->tdy);
  2054. /* Check that the number of tiles is valid */
  2055. if (l_cp->tw == 0 || l_cp->th == 0 || l_cp->tw > 65535 / l_cp->th) {
  2056. opj_event_msg(p_manager, EVT_ERROR,
  2057. "Invalid number of tiles : %u x %u (maximum fixed by jpeg2000 norm is 65535 tiles)\n",
  2058. l_cp->tw, l_cp->th);
  2059. return OPJ_FALSE;
  2060. }
  2061. l_nb_tiles = l_cp->tw * l_cp->th;
  2062. /* Define the tiles which will be decoded */
  2063. if (p_j2k->m_specific_param.m_decoder.m_discard_tiles) {
  2064. p_j2k->m_specific_param.m_decoder.m_start_tile_x =
  2065. (p_j2k->m_specific_param.m_decoder.m_start_tile_x - l_cp->tx0) / l_cp->tdx;
  2066. p_j2k->m_specific_param.m_decoder.m_start_tile_y =
  2067. (p_j2k->m_specific_param.m_decoder.m_start_tile_y - l_cp->ty0) / l_cp->tdy;
  2068. p_j2k->m_specific_param.m_decoder.m_end_tile_x = opj_uint_ceildiv(
  2069. p_j2k->m_specific_param.m_decoder.m_end_tile_x - l_cp->tx0,
  2070. l_cp->tdx);
  2071. p_j2k->m_specific_param.m_decoder.m_end_tile_y = opj_uint_ceildiv(
  2072. p_j2k->m_specific_param.m_decoder.m_end_tile_y - l_cp->ty0,
  2073. l_cp->tdy);
  2074. } else {
  2075. p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
  2076. p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
  2077. p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
  2078. p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
  2079. }
  2080. #ifdef USE_JPWL
  2081. if (l_cp->correct) {
  2082. /* if JPWL is on, we check whether TX errors have damaged
  2083. too much the SIZ parameters */
  2084. if ((l_cp->tw < 1) || (l_cp->th < 1) || (l_cp->tw > l_cp->max_tiles) ||
  2085. (l_cp->th > l_cp->max_tiles)) {
  2086. opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
  2087. "JPWL: bad number of tiles (%d x %d)\n",
  2088. l_cp->tw, l_cp->th);
  2089. if (!JPWL_ASSUME) {
  2090. opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
  2091. return OPJ_FALSE;
  2092. }
  2093. /* we try to correct */
  2094. opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n");
  2095. if (l_cp->tw < 1) {
  2096. l_cp->tw = 1;
  2097. opj_event_msg(p_manager, EVT_WARNING,
  2098. "- setting %d tiles in x => HYPOTHESIS!!!\n",
  2099. l_cp->tw);
  2100. }
  2101. if (l_cp->tw > l_cp->max_tiles) {
  2102. l_cp->tw = 1;
  2103. opj_event_msg(p_manager, EVT_WARNING,
  2104. "- too large x, increase expectance of %d\n"
  2105. "- setting %d tiles in x => HYPOTHESIS!!!\n",
  2106. l_cp->max_tiles, l_cp->tw);
  2107. }
  2108. if (l_cp->th < 1) {
  2109. l_cp->th = 1;
  2110. opj_event_msg(p_manager, EVT_WARNING,
  2111. "- setting %d tiles in y => HYPOTHESIS!!!\n",
  2112. l_cp->th);
  2113. }
  2114. if (l_cp->th > l_cp->max_tiles) {
  2115. l_cp->th = 1;
  2116. opj_event_msg(p_manager, EVT_WARNING,
  2117. "- too large y, increase expectance of %d to continue\n",
  2118. "- setting %d tiles in y => HYPOTHESIS!!!\n",
  2119. l_cp->max_tiles, l_cp->th);
  2120. }
  2121. }
  2122. }
  2123. #endif /* USE_JPWL */
  2124. /* memory allocations */
  2125. l_cp->tcps = (opj_tcp_t*) opj_calloc(l_nb_tiles, sizeof(opj_tcp_t));
  2126. if (l_cp->tcps == 00) {
  2127. opj_event_msg(p_manager, EVT_ERROR,
  2128. "Not enough memory to take in charge SIZ marker\n");
  2129. return OPJ_FALSE;
  2130. }
  2131. #ifdef USE_JPWL
  2132. if (l_cp->correct) {
  2133. if (!l_cp->tcps) {
  2134. opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
  2135. "JPWL: could not alloc tcps field of cp\n");
  2136. if (!JPWL_ASSUME) {
  2137. opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
  2138. return OPJ_FALSE;
  2139. }
  2140. }
  2141. }
  2142. #endif /* USE_JPWL */
  2143. p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps =
  2144. (opj_tccp_t*) opj_calloc(l_image->numcomps, sizeof(opj_tccp_t));
  2145. if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps == 00) {
  2146. opj_event_msg(p_manager, EVT_ERROR,
  2147. "Not enough memory to take in charge SIZ marker\n");
  2148. return OPJ_FALSE;
  2149. }
  2150. p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records =
  2151. (opj_mct_data_t*)opj_calloc(OPJ_J2K_MCT_DEFAULT_NB_RECORDS,
  2152. sizeof(opj_mct_data_t));
  2153. if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records) {
  2154. opj_event_msg(p_manager, EVT_ERROR,
  2155. "Not enough memory to take in charge SIZ marker\n");
  2156. return OPJ_FALSE;
  2157. }
  2158. p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mct_records =
  2159. OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
  2160. p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records =
  2161. (opj_simple_mcc_decorrelation_data_t*)
  2162. opj_calloc(OPJ_J2K_MCC_DEFAULT_NB_RECORDS,
  2163. sizeof(opj_simple_mcc_decorrelation_data_t));
  2164. if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records) {
  2165. opj_event_msg(p_manager, EVT_ERROR,
  2166. "Not enough memory to take in charge SIZ marker\n");
  2167. return OPJ_FALSE;
  2168. }
  2169. p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mcc_records =
  2170. OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
  2171. /* set up default dc level shift */
  2172. for (i = 0; i < l_image->numcomps; ++i) {
  2173. if (! l_image->comps[i].sgnd) {
  2174. p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1
  2175. << (l_image->comps[i].prec - 1);
  2176. }
  2177. }
  2178. l_current_tile_param = l_cp->tcps;
  2179. for (i = 0; i < l_nb_tiles; ++i) {
  2180. l_current_tile_param->tccps = (opj_tccp_t*) opj_calloc(l_image->numcomps,
  2181. sizeof(opj_tccp_t));
  2182. if (l_current_tile_param->tccps == 00) {
  2183. opj_event_msg(p_manager, EVT_ERROR,
  2184. "Not enough memory to take in charge SIZ marker\n");
  2185. return OPJ_FALSE;
  2186. }
  2187. ++l_current_tile_param;
  2188. }
  2189. /*Allocate and initialize some elements of codestrem index*/
  2190. if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)) {
  2191. return OPJ_FALSE;
  2192. }
  2193. p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MH;
  2194. opj_image_comp_header_update(l_image, l_cp);
  2195. return OPJ_TRUE;
  2196. }
  2197. static OPJ_BOOL opj_j2k_write_com(opj_j2k_t *p_j2k,
  2198. opj_stream_private_t *p_stream,
  2199. opj_event_mgr_t * p_manager
  2200. )
  2201. {
  2202. OPJ_UINT32 l_comment_size;
  2203. OPJ_UINT32 l_total_com_size;
  2204. const OPJ_CHAR *l_comment;
  2205. OPJ_BYTE * l_current_ptr = 00;
  2206. /* preconditions */
  2207. assert(p_j2k != 00);
  2208. assert(p_stream != 00);
  2209. assert(p_manager != 00);
  2210. l_comment = p_j2k->m_cp.comment;
  2211. l_comment_size = (OPJ_UINT32)strlen(l_comment);
  2212. l_total_com_size = l_comment_size + 6;
  2213. if (l_total_com_size >
  2214. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
  2215. OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
  2216. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_total_com_size);
  2217. if (! new_header_tile_data) {
  2218. opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
  2219. p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
  2220. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
  2221. opj_event_msg(p_manager, EVT_ERROR,
  2222. "Not enough memory to write the COM marker\n");
  2223. return OPJ_FALSE;
  2224. }
  2225. p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
  2226. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_total_com_size;
  2227. }
  2228. l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  2229. opj_write_bytes(l_current_ptr, J2K_MS_COM, 2); /* COM */
  2230. l_current_ptr += 2;
  2231. opj_write_bytes(l_current_ptr, l_total_com_size - 2, 2); /* L_COM */
  2232. l_current_ptr += 2;
  2233. opj_write_bytes(l_current_ptr, 1,
  2234. 2); /* General use (IS 8859-15:1999 (Latin) values) */
  2235. l_current_ptr += 2;
  2236. memcpy(l_current_ptr, l_comment, l_comment_size);
  2237. if (opj_stream_write_data(p_stream,
  2238. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_total_com_size,
  2239. p_manager) != l_total_com_size) {
  2240. return OPJ_FALSE;
  2241. }
  2242. return OPJ_TRUE;
  2243. }
  2244. /**
  2245. * Reads a COM marker (comments)
  2246. * @param p_j2k the jpeg2000 file codec.
  2247. * @param p_header_data the data contained in the COM box.
  2248. * @param p_header_size the size of the data contained in the COM marker.
  2249. * @param p_manager the user event manager.
  2250. */
  2251. static OPJ_BOOL opj_j2k_read_com(opj_j2k_t *p_j2k,
  2252. OPJ_BYTE * p_header_data,
  2253. OPJ_UINT32 p_header_size,
  2254. opj_event_mgr_t * p_manager
  2255. )
  2256. {
  2257. /* preconditions */
  2258. assert(p_j2k != 00);
  2259. assert(p_manager != 00);
  2260. assert(p_header_data != 00);
  2261. OPJ_UNUSED(p_j2k);
  2262. OPJ_UNUSED(p_header_data);
  2263. OPJ_UNUSED(p_header_size);
  2264. OPJ_UNUSED(p_manager);
  2265. return OPJ_TRUE;
  2266. }
  2267. static OPJ_BOOL opj_j2k_write_cod(opj_j2k_t *p_j2k,
  2268. opj_stream_private_t *p_stream,
  2269. opj_event_mgr_t * p_manager)
  2270. {
  2271. opj_cp_t *l_cp = 00;
  2272. opj_tcp_t *l_tcp = 00;
  2273. OPJ_UINT32 l_code_size, l_remaining_size;
  2274. OPJ_BYTE * l_current_data = 00;
  2275. /* preconditions */
  2276. assert(p_j2k != 00);
  2277. assert(p_manager != 00);
  2278. assert(p_stream != 00);
  2279. l_cp = &(p_j2k->m_cp);
  2280. l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
  2281. l_code_size = 9 + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
  2282. p_j2k->m_current_tile_number, 0);
  2283. l_remaining_size = l_code_size;
  2284. if (l_code_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
  2285. OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
  2286. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size);
  2287. if (! new_header_tile_data) {
  2288. opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
  2289. p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
  2290. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
  2291. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COD marker\n");
  2292. return OPJ_FALSE;
  2293. }
  2294. p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
  2295. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_code_size;
  2296. }
  2297. l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  2298. opj_write_bytes(l_current_data, J2K_MS_COD, 2); /* COD */
  2299. l_current_data += 2;
  2300. opj_write_bytes(l_current_data, l_code_size - 2, 2); /* L_COD */
  2301. l_current_data += 2;
  2302. opj_write_bytes(l_current_data, l_tcp->csty, 1); /* Scod */
  2303. ++l_current_data;
  2304. opj_write_bytes(l_current_data, (OPJ_UINT32)l_tcp->prg, 1); /* SGcod (A) */
  2305. ++l_current_data;
  2306. opj_write_bytes(l_current_data, l_tcp->numlayers, 2); /* SGcod (B) */
  2307. l_current_data += 2;
  2308. opj_write_bytes(l_current_data, l_tcp->mct, 1); /* SGcod (C) */
  2309. ++l_current_data;
  2310. l_remaining_size -= 9;
  2311. if (! opj_j2k_write_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number, 0,
  2312. l_current_data, &l_remaining_size, p_manager)) {
  2313. opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
  2314. return OPJ_FALSE;
  2315. }
  2316. if (l_remaining_size != 0) {
  2317. opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n");
  2318. return OPJ_FALSE;
  2319. }
  2320. if (opj_stream_write_data(p_stream,
  2321. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size,
  2322. p_manager) != l_code_size) {
  2323. return OPJ_FALSE;
  2324. }
  2325. return OPJ_TRUE;
  2326. }
  2327. /**
  2328. * Reads a COD marker (Coding style defaults)
  2329. * @param p_header_data the data contained in the COD box.
  2330. * @param p_j2k the jpeg2000 codec.
  2331. * @param p_header_size the size of the data contained in the COD marker.
  2332. * @param p_manager the user event manager.
  2333. */
  2334. static OPJ_BOOL opj_j2k_read_cod(opj_j2k_t *p_j2k,
  2335. OPJ_BYTE * p_header_data,
  2336. OPJ_UINT32 p_header_size,
  2337. opj_event_mgr_t * p_manager
  2338. )
  2339. {
  2340. /* loop */
  2341. OPJ_UINT32 i;
  2342. OPJ_UINT32 l_tmp;
  2343. opj_cp_t *l_cp = 00;
  2344. opj_tcp_t *l_tcp = 00;
  2345. opj_image_t *l_image = 00;
  2346. /* preconditions */
  2347. assert(p_header_data != 00);
  2348. assert(p_j2k != 00);
  2349. assert(p_manager != 00);
  2350. l_image = p_j2k->m_private_image;
  2351. l_cp = &(p_j2k->m_cp);
  2352. /* If we are in the first tile-part header of the current tile */
  2353. l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
  2354. &l_cp->tcps[p_j2k->m_current_tile_number] :
  2355. p_j2k->m_specific_param.m_decoder.m_default_tcp;
  2356. #if 0
  2357. /* This check was added per https://github.com/uclouvain/openjpeg/commit/daed8cc9195555e101ab708a501af2dfe6d5e001 */
  2358. /* but this is no longer necessary to handle issue476.jp2 */
  2359. /* and this actually cause issues on legit files. See https://github.com/uclouvain/openjpeg/issues/1043 */
  2360. /* Only one COD per tile */
  2361. if (l_tcp->cod) {
  2362. opj_event_msg(p_manager, EVT_ERROR,
  2363. "COD marker already read. No more than one COD marker per tile.\n");
  2364. return OPJ_FALSE;
  2365. }
  2366. #endif
  2367. l_tcp->cod = 1;
  2368. /* Make sure room is sufficient */
  2369. if (p_header_size < 5) {
  2370. opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
  2371. return OPJ_FALSE;
  2372. }
  2373. opj_read_bytes(p_header_data, &l_tcp->csty, 1); /* Scod */
  2374. ++p_header_data;
  2375. /* Make sure we know how to decode this */
  2376. if ((l_tcp->csty & ~(OPJ_UINT32)(J2K_CP_CSTY_PRT | J2K_CP_CSTY_SOP |
  2377. J2K_CP_CSTY_EPH)) != 0U) {
  2378. opj_event_msg(p_manager, EVT_ERROR, "Unknown Scod value in COD marker\n");
  2379. return OPJ_FALSE;
  2380. }
  2381. opj_read_bytes(p_header_data, &l_tmp, 1); /* SGcod (A) */
  2382. ++p_header_data;
  2383. l_tcp->prg = (OPJ_PROG_ORDER) l_tmp;
  2384. /* Make sure progression order is valid */
  2385. if (l_tcp->prg > OPJ_CPRL) {
  2386. opj_event_msg(p_manager, EVT_ERROR,
  2387. "Unknown progression order in COD marker\n");
  2388. l_tcp->prg = OPJ_PROG_UNKNOWN;
  2389. }
  2390. opj_read_bytes(p_header_data, &l_tcp->numlayers, 2); /* SGcod (B) */
  2391. p_header_data += 2;
  2392. if ((l_tcp->numlayers < 1U) || (l_tcp->numlayers > 65535U)) {
  2393. opj_event_msg(p_manager, EVT_ERROR,
  2394. "Invalid number of layers in COD marker : %d not in range [1-65535]\n",
  2395. l_tcp->numlayers);
  2396. return OPJ_FALSE;
  2397. }
  2398. /* If user didn't set a number layer to decode take the max specify in the codestream. */
  2399. if (l_cp->m_specific_param.m_dec.m_layer) {
  2400. l_tcp->num_layers_to_decode = l_cp->m_specific_param.m_dec.m_layer;
  2401. } else {
  2402. l_tcp->num_layers_to_decode = l_tcp->numlayers;
  2403. }
  2404. opj_read_bytes(p_header_data, &l_tcp->mct, 1); /* SGcod (C) */
  2405. ++p_header_data;
  2406. if (l_tcp->mct > 1) {
  2407. opj_event_msg(p_manager, EVT_ERROR,
  2408. "Invalid multiple component transformation\n");
  2409. return OPJ_FALSE;
  2410. }
  2411. p_header_size -= 5;
  2412. for (i = 0; i < l_image->numcomps; ++i) {
  2413. l_tcp->tccps[i].csty = l_tcp->csty & J2K_CCP_CSTY_PRT;
  2414. }
  2415. if (! opj_j2k_read_SPCod_SPCoc(p_j2k, 0, p_header_data, &p_header_size,
  2416. p_manager)) {
  2417. opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
  2418. return OPJ_FALSE;
  2419. }
  2420. if (p_header_size != 0) {
  2421. opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n");
  2422. return OPJ_FALSE;
  2423. }
  2424. /* Apply the coding style to other components of the current tile or the m_default_tcp*/
  2425. opj_j2k_copy_tile_component_parameters(p_j2k);
  2426. /* Index */
  2427. #ifdef WIP_REMOVE_MSD
  2428. if (p_j2k->cstr_info) {
  2429. /*opj_codestream_info_t *l_cstr_info = p_j2k->cstr_info;*/
  2430. p_j2k->cstr_info->prog = l_tcp->prg;
  2431. p_j2k->cstr_info->numlayers = l_tcp->numlayers;
  2432. p_j2k->cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(
  2433. l_image->numcomps * sizeof(OPJ_UINT32));
  2434. if (!p_j2k->cstr_info->numdecompos) {
  2435. return OPJ_FALSE;
  2436. }
  2437. for (i = 0; i < l_image->numcomps; ++i) {
  2438. p_j2k->cstr_info->numdecompos[i] = l_tcp->tccps[i].numresolutions - 1;
  2439. }
  2440. }
  2441. #endif
  2442. return OPJ_TRUE;
  2443. }
  2444. static OPJ_BOOL opj_j2k_write_coc(opj_j2k_t *p_j2k,
  2445. OPJ_UINT32 p_comp_no,
  2446. opj_stream_private_t *p_stream,
  2447. opj_event_mgr_t * p_manager)
  2448. {
  2449. OPJ_UINT32 l_coc_size, l_remaining_size;
  2450. OPJ_UINT32 l_comp_room;
  2451. /* preconditions */
  2452. assert(p_j2k != 00);
  2453. assert(p_manager != 00);
  2454. assert(p_stream != 00);
  2455. l_comp_room = (p_j2k->m_private_image->numcomps <= 256) ? 1 : 2;
  2456. l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
  2457. p_j2k->m_current_tile_number, p_comp_no);
  2458. if (l_coc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
  2459. OPJ_BYTE *new_header_tile_data;
  2460. /*p_j2k->m_specific_param.m_encoder.m_header_tile_data
  2461. = (OPJ_BYTE*)opj_realloc(
  2462. p_j2k->m_specific_param.m_encoder.m_header_tile_data,
  2463. l_coc_size);*/
  2464. new_header_tile_data = (OPJ_BYTE *) opj_realloc(
  2465. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size);
  2466. if (! new_header_tile_data) {
  2467. opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
  2468. p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
  2469. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
  2470. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COC marker\n");
  2471. return OPJ_FALSE;
  2472. }
  2473. p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
  2474. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_coc_size;
  2475. }
  2476. opj_j2k_write_coc_in_memory(p_j2k, p_comp_no,
  2477. p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_remaining_size,
  2478. p_manager);
  2479. if (opj_stream_write_data(p_stream,
  2480. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size,
  2481. p_manager) != l_coc_size) {
  2482. return OPJ_FALSE;
  2483. }
  2484. return OPJ_TRUE;
  2485. }
  2486. static OPJ_BOOL opj_j2k_compare_coc(opj_j2k_t *p_j2k,
  2487. OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
  2488. {
  2489. opj_cp_t *l_cp = NULL;
  2490. opj_tcp_t *l_tcp = NULL;
  2491. /* preconditions */
  2492. assert(p_j2k != 00);
  2493. l_cp = &(p_j2k->m_cp);
  2494. l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
  2495. if (l_tcp->tccps[p_first_comp_no].csty != l_tcp->tccps[p_second_comp_no].csty) {
  2496. return OPJ_FALSE;
  2497. }
  2498. return opj_j2k_compare_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number,
  2499. p_first_comp_no, p_second_comp_no);
  2500. }
  2501. static void opj_j2k_write_coc_in_memory(opj_j2k_t *p_j2k,
  2502. OPJ_UINT32 p_comp_no,
  2503. OPJ_BYTE * p_data,
  2504. OPJ_UINT32 * p_data_written,
  2505. opj_event_mgr_t * p_manager
  2506. )
  2507. {
  2508. opj_cp_t *l_cp = 00;
  2509. opj_tcp_t *l_tcp = 00;
  2510. OPJ_UINT32 l_coc_size, l_remaining_size;
  2511. OPJ_BYTE * l_current_data = 00;
  2512. opj_image_t *l_image = 00;
  2513. OPJ_UINT32 l_comp_room;
  2514. /* preconditions */
  2515. assert(p_j2k != 00);
  2516. assert(p_manager != 00);
  2517. l_cp = &(p_j2k->m_cp);
  2518. l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
  2519. l_image = p_j2k->m_private_image;
  2520. l_comp_room = (l_image->numcomps <= 256) ? 1 : 2;
  2521. l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,
  2522. p_j2k->m_current_tile_number, p_comp_no);
  2523. l_remaining_size = l_coc_size;
  2524. l_current_data = p_data;
  2525. opj_write_bytes(l_current_data, J2K_MS_COC,
  2526. 2); /* COC */
  2527. l_current_data += 2;
  2528. opj_write_bytes(l_current_data, l_coc_size - 2,
  2529. 2); /* L_COC */
  2530. l_current_data += 2;
  2531. opj_write_bytes(l_current_data, p_comp_no, l_comp_room); /* Ccoc */
  2532. l_current_data += l_comp_room;
  2533. opj_write_bytes(l_current_data, l_tcp->tccps[p_comp_no].csty,
  2534. 1); /* Scoc */
  2535. ++l_current_data;
  2536. l_remaining_size -= (5 + l_comp_room);
  2537. opj_j2k_write_SPCod_SPCoc(p_j2k, p_j2k->m_current_tile_number, 0,
  2538. l_current_data, &l_remaining_size, p_manager);
  2539. * p_data_written = l_coc_size;
  2540. }
  2541. static OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k)
  2542. {
  2543. OPJ_UINT32 i, j;
  2544. OPJ_UINT32 l_nb_comp;
  2545. OPJ_UINT32 l_nb_tiles;
  2546. OPJ_UINT32 l_max = 0;
  2547. /* preconditions */
  2548. l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
  2549. l_nb_comp = p_j2k->m_private_image->numcomps;
  2550. for (i = 0; i < l_nb_tiles; ++i) {
  2551. for (j = 0; j < l_nb_comp; ++j) {
  2552. l_max = opj_uint_max(l_max, opj_j2k_get_SPCod_SPCoc_size(p_j2k, i, j));
  2553. }
  2554. }
  2555. return 6 + l_max;
  2556. }
  2557. /**
  2558. * Reads a COC marker (Coding Style Component)
  2559. * @param p_header_data the data contained in the COC box.
  2560. * @param p_j2k the jpeg2000 codec.
  2561. * @param p_header_size the size of the data contained in the COC marker.
  2562. * @param p_manager the user event manager.
  2563. */
  2564. static OPJ_BOOL opj_j2k_read_coc(opj_j2k_t *p_j2k,
  2565. OPJ_BYTE * p_header_data,
  2566. OPJ_UINT32 p_header_size,
  2567. opj_event_mgr_t * p_manager
  2568. )
  2569. {
  2570. opj_cp_t *l_cp = NULL;
  2571. opj_tcp_t *l_tcp = NULL;
  2572. opj_image_t *l_image = NULL;
  2573. OPJ_UINT32 l_comp_room;
  2574. OPJ_UINT32 l_comp_no;
  2575. /* preconditions */
  2576. assert(p_header_data != 00);
  2577. assert(p_j2k != 00);
  2578. assert(p_manager != 00);
  2579. l_cp = &(p_j2k->m_cp);
  2580. l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
  2581. ?
  2582. &l_cp->tcps[p_j2k->m_current_tile_number] :
  2583. p_j2k->m_specific_param.m_decoder.m_default_tcp;
  2584. l_image = p_j2k->m_private_image;
  2585. l_comp_room = l_image->numcomps <= 256 ? 1 : 2;
  2586. /* make sure room is sufficient*/
  2587. if (p_header_size < l_comp_room + 1) {
  2588. opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
  2589. return OPJ_FALSE;
  2590. }
  2591. p_header_size -= l_comp_room + 1;
  2592. opj_read_bytes(p_header_data, &l_comp_no,
  2593. l_comp_room); /* Ccoc */
  2594. p_header_data += l_comp_room;
  2595. if (l_comp_no >= l_image->numcomps) {
  2596. opj_event_msg(p_manager, EVT_ERROR,
  2597. "Error reading COC marker (bad number of components)\n");
  2598. return OPJ_FALSE;
  2599. }
  2600. opj_read_bytes(p_header_data, &l_tcp->tccps[l_comp_no].csty,
  2601. 1); /* Scoc */
  2602. ++p_header_data ;
  2603. if (! opj_j2k_read_SPCod_SPCoc(p_j2k, l_comp_no, p_header_data, &p_header_size,
  2604. p_manager)) {
  2605. opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
  2606. return OPJ_FALSE;
  2607. }
  2608. if (p_header_size != 0) {
  2609. opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n");
  2610. return OPJ_FALSE;
  2611. }
  2612. return OPJ_TRUE;
  2613. }
  2614. static OPJ_BOOL opj_j2k_write_qcd(opj_j2k_t *p_j2k,
  2615. opj_stream_private_t *p_stream,
  2616. opj_event_mgr_t * p_manager
  2617. )
  2618. {
  2619. OPJ_UINT32 l_qcd_size, l_remaining_size;
  2620. OPJ_BYTE * l_current_data = 00;
  2621. /* preconditions */
  2622. assert(p_j2k != 00);
  2623. assert(p_manager != 00);
  2624. assert(p_stream != 00);
  2625. l_qcd_size = 4 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
  2626. 0);
  2627. l_remaining_size = l_qcd_size;
  2628. if (l_qcd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
  2629. OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
  2630. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size);
  2631. if (! new_header_tile_data) {
  2632. opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
  2633. p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
  2634. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
  2635. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCD marker\n");
  2636. return OPJ_FALSE;
  2637. }
  2638. p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
  2639. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcd_size;
  2640. }
  2641. l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  2642. opj_write_bytes(l_current_data, J2K_MS_QCD, 2); /* QCD */
  2643. l_current_data += 2;
  2644. opj_write_bytes(l_current_data, l_qcd_size - 2, 2); /* L_QCD */
  2645. l_current_data += 2;
  2646. l_remaining_size -= 4;
  2647. if (! opj_j2k_write_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number, 0,
  2648. l_current_data, &l_remaining_size, p_manager)) {
  2649. opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
  2650. return OPJ_FALSE;
  2651. }
  2652. if (l_remaining_size != 0) {
  2653. opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n");
  2654. return OPJ_FALSE;
  2655. }
  2656. if (opj_stream_write_data(p_stream,
  2657. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size,
  2658. p_manager) != l_qcd_size) {
  2659. return OPJ_FALSE;
  2660. }
  2661. return OPJ_TRUE;
  2662. }
  2663. /**
  2664. * Reads a QCD marker (Quantization defaults)
  2665. * @param p_header_data the data contained in the QCD box.
  2666. * @param p_j2k the jpeg2000 codec.
  2667. * @param p_header_size the size of the data contained in the QCD marker.
  2668. * @param p_manager the user event manager.
  2669. */
  2670. static OPJ_BOOL opj_j2k_read_qcd(opj_j2k_t *p_j2k,
  2671. OPJ_BYTE * p_header_data,
  2672. OPJ_UINT32 p_header_size,
  2673. opj_event_mgr_t * p_manager
  2674. )
  2675. {
  2676. /* preconditions */
  2677. assert(p_header_data != 00);
  2678. assert(p_j2k != 00);
  2679. assert(p_manager != 00);
  2680. if (! opj_j2k_read_SQcd_SQcc(p_j2k, 0, p_header_data, &p_header_size,
  2681. p_manager)) {
  2682. opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
  2683. return OPJ_FALSE;
  2684. }
  2685. if (p_header_size != 0) {
  2686. opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n");
  2687. return OPJ_FALSE;
  2688. }
  2689. /* Apply the quantization parameters to other components of the current tile or the m_default_tcp */
  2690. opj_j2k_copy_tile_quantization_parameters(p_j2k);
  2691. return OPJ_TRUE;
  2692. }
  2693. static OPJ_BOOL opj_j2k_write_qcc(opj_j2k_t *p_j2k,
  2694. OPJ_UINT32 p_comp_no,
  2695. opj_stream_private_t *p_stream,
  2696. opj_event_mgr_t * p_manager
  2697. )
  2698. {
  2699. OPJ_UINT32 l_qcc_size, l_remaining_size;
  2700. /* preconditions */
  2701. assert(p_j2k != 00);
  2702. assert(p_manager != 00);
  2703. assert(p_stream != 00);
  2704. l_qcc_size = 5 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
  2705. p_comp_no);
  2706. l_qcc_size += p_j2k->m_private_image->numcomps <= 256 ? 0 : 1;
  2707. l_remaining_size = l_qcc_size;
  2708. if (l_qcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
  2709. OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
  2710. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size);
  2711. if (! new_header_tile_data) {
  2712. opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
  2713. p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
  2714. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
  2715. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCC marker\n");
  2716. return OPJ_FALSE;
  2717. }
  2718. p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
  2719. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcc_size;
  2720. }
  2721. opj_j2k_write_qcc_in_memory(p_j2k, p_comp_no,
  2722. p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_remaining_size,
  2723. p_manager);
  2724. if (opj_stream_write_data(p_stream,
  2725. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size,
  2726. p_manager) != l_qcc_size) {
  2727. return OPJ_FALSE;
  2728. }
  2729. return OPJ_TRUE;
  2730. }
  2731. static OPJ_BOOL opj_j2k_compare_qcc(opj_j2k_t *p_j2k,
  2732. OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
  2733. {
  2734. return opj_j2k_compare_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number,
  2735. p_first_comp_no, p_second_comp_no);
  2736. }
  2737. static void opj_j2k_write_qcc_in_memory(opj_j2k_t *p_j2k,
  2738. OPJ_UINT32 p_comp_no,
  2739. OPJ_BYTE * p_data,
  2740. OPJ_UINT32 * p_data_written,
  2741. opj_event_mgr_t * p_manager
  2742. )
  2743. {
  2744. OPJ_UINT32 l_qcc_size, l_remaining_size;
  2745. OPJ_BYTE * l_current_data = 00;
  2746. /* preconditions */
  2747. assert(p_j2k != 00);
  2748. assert(p_manager != 00);
  2749. l_qcc_size = 6 + opj_j2k_get_SQcd_SQcc_size(p_j2k, p_j2k->m_current_tile_number,
  2750. p_comp_no);
  2751. l_remaining_size = l_qcc_size;
  2752. l_current_data = p_data;
  2753. opj_write_bytes(l_current_data, J2K_MS_QCC, 2); /* QCC */
  2754. l_current_data += 2;
  2755. if (p_j2k->m_private_image->numcomps <= 256) {
  2756. --l_qcc_size;
  2757. opj_write_bytes(l_current_data, l_qcc_size - 2, 2); /* L_QCC */
  2758. l_current_data += 2;
  2759. opj_write_bytes(l_current_data, p_comp_no, 1); /* Cqcc */
  2760. ++l_current_data;
  2761. /* in the case only one byte is sufficient the last byte allocated is useless -> still do -6 for available */
  2762. l_remaining_size -= 6;
  2763. } else {
  2764. opj_write_bytes(l_current_data, l_qcc_size - 2, 2); /* L_QCC */
  2765. l_current_data += 2;
  2766. opj_write_bytes(l_current_data, p_comp_no, 2); /* Cqcc */
  2767. l_current_data += 2;
  2768. l_remaining_size -= 6;
  2769. }
  2770. opj_j2k_write_SQcd_SQcc(p_j2k, p_j2k->m_current_tile_number, p_comp_no,
  2771. l_current_data, &l_remaining_size, p_manager);
  2772. *p_data_written = l_qcc_size;
  2773. }
  2774. static OPJ_UINT32 opj_j2k_get_max_qcc_size(opj_j2k_t *p_j2k)
  2775. {
  2776. return opj_j2k_get_max_coc_size(p_j2k);
  2777. }
  2778. /**
  2779. * Reads a QCC marker (Quantization component)
  2780. * @param p_header_data the data contained in the QCC box.
  2781. * @param p_j2k the jpeg2000 codec.
  2782. * @param p_header_size the size of the data contained in the QCC marker.
  2783. * @param p_manager the user event manager.
  2784. */
  2785. static OPJ_BOOL opj_j2k_read_qcc(opj_j2k_t *p_j2k,
  2786. OPJ_BYTE * p_header_data,
  2787. OPJ_UINT32 p_header_size,
  2788. opj_event_mgr_t * p_manager
  2789. )
  2790. {
  2791. OPJ_UINT32 l_num_comp, l_comp_no;
  2792. /* preconditions */
  2793. assert(p_header_data != 00);
  2794. assert(p_j2k != 00);
  2795. assert(p_manager != 00);
  2796. l_num_comp = p_j2k->m_private_image->numcomps;
  2797. if (l_num_comp <= 256) {
  2798. if (p_header_size < 1) {
  2799. opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
  2800. return OPJ_FALSE;
  2801. }
  2802. opj_read_bytes(p_header_data, &l_comp_no, 1);
  2803. ++p_header_data;
  2804. --p_header_size;
  2805. } else {
  2806. if (p_header_size < 2) {
  2807. opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
  2808. return OPJ_FALSE;
  2809. }
  2810. opj_read_bytes(p_header_data, &l_comp_no, 2);
  2811. p_header_data += 2;
  2812. p_header_size -= 2;
  2813. }
  2814. #ifdef USE_JPWL
  2815. if (p_j2k->m_cp.correct) {
  2816. static OPJ_UINT32 backup_compno = 0;
  2817. /* compno is negative or larger than the number of components!!! */
  2818. if (/*(l_comp_no < 0) ||*/ (l_comp_no >= l_num_comp)) {
  2819. opj_event_msg(p_manager, EVT_ERROR,
  2820. "JPWL: bad component number in QCC (%d out of a maximum of %d)\n",
  2821. l_comp_no, l_num_comp);
  2822. if (!JPWL_ASSUME) {
  2823. opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
  2824. return OPJ_FALSE;
  2825. }
  2826. /* we try to correct */
  2827. l_comp_no = backup_compno % l_num_comp;
  2828. opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
  2829. "- setting component number to %d\n",
  2830. l_comp_no);
  2831. }
  2832. /* keep your private count of tiles */
  2833. backup_compno++;
  2834. };
  2835. #endif /* USE_JPWL */
  2836. if (l_comp_no >= p_j2k->m_private_image->numcomps) {
  2837. opj_event_msg(p_manager, EVT_ERROR,
  2838. "Invalid component number: %d, regarding the number of components %d\n",
  2839. l_comp_no, p_j2k->m_private_image->numcomps);
  2840. return OPJ_FALSE;
  2841. }
  2842. if (! opj_j2k_read_SQcd_SQcc(p_j2k, l_comp_no, p_header_data, &p_header_size,
  2843. p_manager)) {
  2844. opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
  2845. return OPJ_FALSE;
  2846. }
  2847. if (p_header_size != 0) {
  2848. opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n");
  2849. return OPJ_FALSE;
  2850. }
  2851. return OPJ_TRUE;
  2852. }
  2853. static OPJ_BOOL opj_j2k_write_poc(opj_j2k_t *p_j2k,
  2854. opj_stream_private_t *p_stream,
  2855. opj_event_mgr_t * p_manager
  2856. )
  2857. {
  2858. OPJ_UINT32 l_nb_comp;
  2859. OPJ_UINT32 l_nb_poc;
  2860. OPJ_UINT32 l_poc_size;
  2861. OPJ_UINT32 l_written_size = 0;
  2862. opj_tcp_t *l_tcp = 00;
  2863. OPJ_UINT32 l_poc_room;
  2864. /* preconditions */
  2865. assert(p_j2k != 00);
  2866. assert(p_manager != 00);
  2867. assert(p_stream != 00);
  2868. l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
  2869. l_nb_comp = p_j2k->m_private_image->numcomps;
  2870. l_nb_poc = 1 + l_tcp->numpocs;
  2871. if (l_nb_comp <= 256) {
  2872. l_poc_room = 1;
  2873. } else {
  2874. l_poc_room = 2;
  2875. }
  2876. l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
  2877. if (l_poc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
  2878. OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
  2879. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size);
  2880. if (! new_header_tile_data) {
  2881. opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
  2882. p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
  2883. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
  2884. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write POC marker\n");
  2885. return OPJ_FALSE;
  2886. }
  2887. p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
  2888. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_poc_size;
  2889. }
  2890. opj_j2k_write_poc_in_memory(p_j2k,
  2891. p_j2k->m_specific_param.m_encoder.m_header_tile_data, &l_written_size,
  2892. p_manager);
  2893. if (opj_stream_write_data(p_stream,
  2894. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size,
  2895. p_manager) != l_poc_size) {
  2896. return OPJ_FALSE;
  2897. }
  2898. return OPJ_TRUE;
  2899. }
  2900. static void opj_j2k_write_poc_in_memory(opj_j2k_t *p_j2k,
  2901. OPJ_BYTE * p_data,
  2902. OPJ_UINT32 * p_data_written,
  2903. opj_event_mgr_t * p_manager
  2904. )
  2905. {
  2906. OPJ_UINT32 i;
  2907. OPJ_BYTE * l_current_data = 00;
  2908. OPJ_UINT32 l_nb_comp;
  2909. OPJ_UINT32 l_nb_poc;
  2910. OPJ_UINT32 l_poc_size;
  2911. opj_image_t *l_image = 00;
  2912. opj_tcp_t *l_tcp = 00;
  2913. opj_tccp_t *l_tccp = 00;
  2914. opj_poc_t *l_current_poc = 00;
  2915. OPJ_UINT32 l_poc_room;
  2916. /* preconditions */
  2917. assert(p_j2k != 00);
  2918. assert(p_manager != 00);
  2919. OPJ_UNUSED(p_manager);
  2920. l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number];
  2921. l_tccp = &l_tcp->tccps[0];
  2922. l_image = p_j2k->m_private_image;
  2923. l_nb_comp = l_image->numcomps;
  2924. l_nb_poc = 1 + l_tcp->numpocs;
  2925. if (l_nb_comp <= 256) {
  2926. l_poc_room = 1;
  2927. } else {
  2928. l_poc_room = 2;
  2929. }
  2930. l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc;
  2931. l_current_data = p_data;
  2932. opj_write_bytes(l_current_data, J2K_MS_POC,
  2933. 2); /* POC */
  2934. l_current_data += 2;
  2935. opj_write_bytes(l_current_data, l_poc_size - 2,
  2936. 2); /* Lpoc */
  2937. l_current_data += 2;
  2938. l_current_poc = l_tcp->pocs;
  2939. for (i = 0; i < l_nb_poc; ++i) {
  2940. opj_write_bytes(l_current_data, l_current_poc->resno0,
  2941. 1); /* RSpoc_i */
  2942. ++l_current_data;
  2943. opj_write_bytes(l_current_data, l_current_poc->compno0,
  2944. l_poc_room); /* CSpoc_i */
  2945. l_current_data += l_poc_room;
  2946. opj_write_bytes(l_current_data, l_current_poc->layno1,
  2947. 2); /* LYEpoc_i */
  2948. l_current_data += 2;
  2949. opj_write_bytes(l_current_data, l_current_poc->resno1,
  2950. 1); /* REpoc_i */
  2951. ++l_current_data;
  2952. opj_write_bytes(l_current_data, l_current_poc->compno1,
  2953. l_poc_room); /* CEpoc_i */
  2954. l_current_data += l_poc_room;
  2955. opj_write_bytes(l_current_data, (OPJ_UINT32)l_current_poc->prg,
  2956. 1); /* Ppoc_i */
  2957. ++l_current_data;
  2958. /* change the value of the max layer according to the actual number of layers in the file, components and resolutions*/
  2959. l_current_poc->layno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
  2960. l_current_poc->layno1, (OPJ_INT32)l_tcp->numlayers);
  2961. l_current_poc->resno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
  2962. l_current_poc->resno1, (OPJ_INT32)l_tccp->numresolutions);
  2963. l_current_poc->compno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)
  2964. l_current_poc->compno1, (OPJ_INT32)l_nb_comp);
  2965. ++l_current_poc;
  2966. }
  2967. *p_data_written = l_poc_size;
  2968. }
  2969. static OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k)
  2970. {
  2971. opj_tcp_t * l_tcp = 00;
  2972. OPJ_UINT32 l_nb_tiles = 0;
  2973. OPJ_UINT32 l_max_poc = 0;
  2974. OPJ_UINT32 i;
  2975. l_tcp = p_j2k->m_cp.tcps;
  2976. l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
  2977. for (i = 0; i < l_nb_tiles; ++i) {
  2978. l_max_poc = opj_uint_max(l_max_poc, l_tcp->numpocs);
  2979. ++l_tcp;
  2980. }
  2981. ++l_max_poc;
  2982. return 4 + 9 * l_max_poc;
  2983. }
  2984. static OPJ_UINT32 opj_j2k_get_max_toc_size(opj_j2k_t *p_j2k)
  2985. {
  2986. OPJ_UINT32 i;
  2987. OPJ_UINT32 l_nb_tiles;
  2988. OPJ_UINT32 l_max = 0;
  2989. opj_tcp_t * l_tcp = 00;
  2990. l_tcp = p_j2k->m_cp.tcps;
  2991. l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ;
  2992. for (i = 0; i < l_nb_tiles; ++i) {
  2993. l_max = opj_uint_max(l_max, l_tcp->m_nb_tile_parts);
  2994. ++l_tcp;
  2995. }
  2996. return 12 * l_max;
  2997. }
  2998. static OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k)
  2999. {
  3000. OPJ_UINT32 l_nb_bytes = 0;
  3001. OPJ_UINT32 l_nb_comps;
  3002. OPJ_UINT32 l_coc_bytes, l_qcc_bytes;
  3003. l_nb_comps = p_j2k->m_private_image->numcomps - 1;
  3004. l_nb_bytes += opj_j2k_get_max_toc_size(p_j2k);
  3005. if (!(OPJ_IS_CINEMA(p_j2k->m_cp.rsiz))) {
  3006. l_coc_bytes = opj_j2k_get_max_coc_size(p_j2k);
  3007. l_nb_bytes += l_nb_comps * l_coc_bytes;
  3008. l_qcc_bytes = opj_j2k_get_max_qcc_size(p_j2k);
  3009. l_nb_bytes += l_nb_comps * l_qcc_bytes;
  3010. }
  3011. l_nb_bytes += opj_j2k_get_max_poc_size(p_j2k);
  3012. if (p_j2k->m_specific_param.m_encoder.m_PLT) {
  3013. /* Reserve space for PLT markers */
  3014. OPJ_UINT32 i;
  3015. const opj_cp_t * l_cp = &(p_j2k->m_cp);
  3016. OPJ_UINT32 l_max_packet_count = 0;
  3017. for (i = 0; i < l_cp->th * l_cp->tw; ++i) {
  3018. l_max_packet_count = opj_uint_max(l_max_packet_count,
  3019. opj_get_encoding_packet_count(p_j2k->m_private_image, l_cp, i));
  3020. }
  3021. /* Minimum 6 bytes per PLT marker, and at a minimum (taking a pessimistic */
  3022. /* estimate of 4 bytes for a packet size), one can write */
  3023. /* (65536-6) / 4 = 16382 paquet sizes per PLT marker */
  3024. p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT =
  3025. 6 * opj_uint_ceildiv(l_max_packet_count, 16382);
  3026. /* Maximum 5 bytes per packet to encode a full UINT32 */
  3027. p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT +=
  3028. l_nb_bytes += 5 * l_max_packet_count;
  3029. p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT += 1;
  3030. l_nb_bytes += p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT;
  3031. }
  3032. /*** DEVELOPER CORNER, Add room for your headers ***/
  3033. return l_nb_bytes;
  3034. }
  3035. /**
  3036. * Reads a POC marker (Progression Order Change)
  3037. *
  3038. * @param p_header_data the data contained in the POC box.
  3039. * @param p_j2k the jpeg2000 codec.
  3040. * @param p_header_size the size of the data contained in the POC marker.
  3041. * @param p_manager the user event manager.
  3042. */
  3043. static OPJ_BOOL opj_j2k_read_poc(opj_j2k_t *p_j2k,
  3044. OPJ_BYTE * p_header_data,
  3045. OPJ_UINT32 p_header_size,
  3046. opj_event_mgr_t * p_manager
  3047. )
  3048. {
  3049. OPJ_UINT32 i, l_nb_comp, l_tmp;
  3050. opj_image_t * l_image = 00;
  3051. OPJ_UINT32 l_old_poc_nb, l_current_poc_nb, l_current_poc_remaining;
  3052. OPJ_UINT32 l_chunk_size, l_comp_room;
  3053. opj_cp_t *l_cp = 00;
  3054. opj_tcp_t *l_tcp = 00;
  3055. opj_poc_t *l_current_poc = 00;
  3056. /* preconditions */
  3057. assert(p_header_data != 00);
  3058. assert(p_j2k != 00);
  3059. assert(p_manager != 00);
  3060. l_image = p_j2k->m_private_image;
  3061. l_nb_comp = l_image->numcomps;
  3062. if (l_nb_comp <= 256) {
  3063. l_comp_room = 1;
  3064. } else {
  3065. l_comp_room = 2;
  3066. }
  3067. l_chunk_size = 5 + 2 * l_comp_room;
  3068. l_current_poc_nb = p_header_size / l_chunk_size;
  3069. l_current_poc_remaining = p_header_size % l_chunk_size;
  3070. if ((l_current_poc_nb <= 0) || (l_current_poc_remaining != 0)) {
  3071. opj_event_msg(p_manager, EVT_ERROR, "Error reading POC marker\n");
  3072. return OPJ_FALSE;
  3073. }
  3074. l_cp = &(p_j2k->m_cp);
  3075. l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
  3076. &l_cp->tcps[p_j2k->m_current_tile_number] :
  3077. p_j2k->m_specific_param.m_decoder.m_default_tcp;
  3078. l_old_poc_nb = l_tcp->POC ? l_tcp->numpocs + 1 : 0;
  3079. l_current_poc_nb += l_old_poc_nb;
  3080. if (l_current_poc_nb >= J2K_MAX_POCS) {
  3081. opj_event_msg(p_manager, EVT_ERROR, "Too many POCs %d\n", l_current_poc_nb);
  3082. return OPJ_FALSE;
  3083. }
  3084. /* now poc is in use.*/
  3085. l_tcp->POC = 1;
  3086. l_current_poc = &l_tcp->pocs[l_old_poc_nb];
  3087. for (i = l_old_poc_nb; i < l_current_poc_nb; ++i) {
  3088. opj_read_bytes(p_header_data, &(l_current_poc->resno0),
  3089. 1); /* RSpoc_i */
  3090. ++p_header_data;
  3091. opj_read_bytes(p_header_data, &(l_current_poc->compno0),
  3092. l_comp_room); /* CSpoc_i */
  3093. p_header_data += l_comp_room;
  3094. opj_read_bytes(p_header_data, &(l_current_poc->layno1),
  3095. 2); /* LYEpoc_i */
  3096. /* make sure layer end is in acceptable bounds */
  3097. l_current_poc->layno1 = opj_uint_min(l_current_poc->layno1, l_tcp->numlayers);
  3098. p_header_data += 2;
  3099. opj_read_bytes(p_header_data, &(l_current_poc->resno1),
  3100. 1); /* REpoc_i */
  3101. ++p_header_data;
  3102. opj_read_bytes(p_header_data, &(l_current_poc->compno1),
  3103. l_comp_room); /* CEpoc_i */
  3104. p_header_data += l_comp_room;
  3105. opj_read_bytes(p_header_data, &l_tmp,
  3106. 1); /* Ppoc_i */
  3107. ++p_header_data;
  3108. l_current_poc->prg = (OPJ_PROG_ORDER) l_tmp;
  3109. /* make sure comp is in acceptable bounds */
  3110. l_current_poc->compno1 = opj_uint_min(l_current_poc->compno1, l_nb_comp);
  3111. ++l_current_poc;
  3112. }
  3113. l_tcp->numpocs = l_current_poc_nb - 1;
  3114. return OPJ_TRUE;
  3115. }
  3116. /**
  3117. * Reads a CRG marker (Component registration)
  3118. *
  3119. * @param p_header_data the data contained in the TLM box.
  3120. * @param p_j2k the jpeg2000 codec.
  3121. * @param p_header_size the size of the data contained in the TLM marker.
  3122. * @param p_manager the user event manager.
  3123. */
  3124. static OPJ_BOOL opj_j2k_read_crg(opj_j2k_t *p_j2k,
  3125. OPJ_BYTE * p_header_data,
  3126. OPJ_UINT32 p_header_size,
  3127. opj_event_mgr_t * p_manager
  3128. )
  3129. {
  3130. OPJ_UINT32 l_nb_comp;
  3131. /* preconditions */
  3132. assert(p_header_data != 00);
  3133. assert(p_j2k != 00);
  3134. assert(p_manager != 00);
  3135. OPJ_UNUSED(p_header_data);
  3136. l_nb_comp = p_j2k->m_private_image->numcomps;
  3137. if (p_header_size != l_nb_comp * 4) {
  3138. opj_event_msg(p_manager, EVT_ERROR, "Error reading CRG marker\n");
  3139. return OPJ_FALSE;
  3140. }
  3141. /* Do not care of this at the moment since only local variables are set here */
  3142. /*
  3143. for
  3144. (i = 0; i < l_nb_comp; ++i)
  3145. {
  3146. opj_read_bytes(p_header_data,&l_Xcrg_i,2); // Xcrg_i
  3147. p_header_data+=2;
  3148. opj_read_bytes(p_header_data,&l_Ycrg_i,2); // Xcrg_i
  3149. p_header_data+=2;
  3150. }
  3151. */
  3152. return OPJ_TRUE;
  3153. }
  3154. /**
  3155. * Reads a TLM marker (Tile Length Marker)
  3156. *
  3157. * @param p_header_data the data contained in the TLM box.
  3158. * @param p_j2k the jpeg2000 codec.
  3159. * @param p_header_size the size of the data contained in the TLM marker.
  3160. * @param p_manager the user event manager.
  3161. */
  3162. static OPJ_BOOL opj_j2k_read_tlm(opj_j2k_t *p_j2k,
  3163. OPJ_BYTE * p_header_data,
  3164. OPJ_UINT32 p_header_size,
  3165. opj_event_mgr_t * p_manager
  3166. )
  3167. {
  3168. OPJ_UINT32 l_Ztlm, l_Stlm, l_ST, l_SP,
  3169. l_Ptlm_size, l_entry_size, l_num_tileparts;
  3170. OPJ_UINT32 i;
  3171. opj_j2k_tlm_tile_part_info_t* l_tile_part_infos;
  3172. opj_j2k_tlm_info_t* l_tlm;
  3173. /* preconditions */
  3174. assert(p_header_data != 00);
  3175. assert(p_j2k != 00);
  3176. assert(p_manager != 00);
  3177. l_tlm = &(p_j2k->m_specific_param.m_decoder.m_tlm);
  3178. if (p_header_size < 2) {
  3179. opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker.\n");
  3180. return OPJ_FALSE;
  3181. }
  3182. p_header_size -= 2;
  3183. if (l_tlm->m_is_invalid) {
  3184. return OPJ_TRUE;
  3185. }
  3186. opj_read_bytes(p_header_data, &l_Ztlm,
  3187. 1); /* Ztlm */
  3188. ++p_header_data;
  3189. opj_read_bytes(p_header_data, &l_Stlm,
  3190. 1); /* Stlm */
  3191. ++p_header_data;
  3192. l_ST = ((l_Stlm >> 4) & 0x3);
  3193. if (l_ST == 3) {
  3194. l_tlm->m_is_invalid = OPJ_TRUE;
  3195. opj_event_msg(p_manager, EVT_WARNING,
  3196. "opj_j2k_read_tlm(): ST = 3 is invalid.\n");
  3197. return OPJ_TRUE;
  3198. }
  3199. l_SP = (l_Stlm >> 6) & 0x1;
  3200. l_Ptlm_size = (l_SP + 1) * 2;
  3201. l_entry_size = l_Ptlm_size + l_ST;
  3202. if ((p_header_size % l_entry_size) != 0) {
  3203. l_tlm->m_is_invalid = OPJ_TRUE;
  3204. opj_event_msg(p_manager, EVT_WARNING,
  3205. "opj_j2k_read_tlm(): TLM marker not of expected size.\n");
  3206. return OPJ_TRUE;
  3207. }
  3208. l_num_tileparts = p_header_size / l_entry_size;
  3209. if (l_num_tileparts == 0) {
  3210. /* not totally sure if this is valid... */
  3211. return OPJ_TRUE;
  3212. }
  3213. /* Highly unlikely, unless there are gazillions of TLM markers */
  3214. if (l_tlm->m_entries_count > UINT32_MAX - l_num_tileparts ||
  3215. l_tlm->m_entries_count + l_num_tileparts > UINT32_MAX / sizeof(
  3216. opj_j2k_tlm_tile_part_info_t)) {
  3217. l_tlm->m_is_invalid = OPJ_TRUE;
  3218. opj_event_msg(p_manager, EVT_WARNING,
  3219. "opj_j2k_read_tlm(): too many TLM markers.\n");
  3220. return OPJ_TRUE;
  3221. }
  3222. l_tile_part_infos = (opj_j2k_tlm_tile_part_info_t*)opj_realloc(
  3223. l_tlm->m_tile_part_infos,
  3224. (l_tlm->m_entries_count + l_num_tileparts) * sizeof(
  3225. opj_j2k_tlm_tile_part_info_t));
  3226. if (!l_tile_part_infos) {
  3227. l_tlm->m_is_invalid = OPJ_TRUE;
  3228. opj_event_msg(p_manager, EVT_WARNING,
  3229. "opj_j2k_read_tlm(): cannot allocate m_tile_part_infos.\n");
  3230. return OPJ_TRUE;
  3231. }
  3232. l_tlm->m_tile_part_infos = l_tile_part_infos;
  3233. for (i = 0; i < l_num_tileparts; ++ i) {
  3234. OPJ_UINT32 l_tile_index;
  3235. OPJ_UINT32 l_length;
  3236. /* Read Ttlm_i */
  3237. if (l_ST == 0) {
  3238. l_tile_index = l_tlm->m_entries_count;
  3239. } else {
  3240. opj_read_bytes(p_header_data, &l_tile_index, l_ST);
  3241. p_header_data += l_ST;
  3242. }
  3243. if (l_tile_index >= p_j2k->m_cp.tw * p_j2k->m_cp.th) {
  3244. l_tlm->m_is_invalid = OPJ_TRUE;
  3245. opj_event_msg(p_manager, EVT_WARNING,
  3246. "opj_j2k_read_tlm(): invalid tile number %d\n",
  3247. l_tile_index);
  3248. return OPJ_TRUE;
  3249. }
  3250. /* Read Ptlm_i */
  3251. opj_read_bytes(p_header_data, &l_length, l_Ptlm_size);
  3252. p_header_data += l_Ptlm_size;
  3253. l_tile_part_infos[l_tlm->m_entries_count].m_tile_index =
  3254. (OPJ_UINT16)l_tile_index;
  3255. l_tile_part_infos[l_tlm->m_entries_count].m_length = l_length;
  3256. ++l_tlm->m_entries_count;
  3257. }
  3258. return OPJ_TRUE;
  3259. }
  3260. /**
  3261. * Reads a PLM marker (Packet length, main header marker)
  3262. *
  3263. * @param p_header_data the data contained in the TLM box.
  3264. * @param p_j2k the jpeg2000 codec.
  3265. * @param p_header_size the size of the data contained in the TLM marker.
  3266. * @param p_manager the user event manager.
  3267. */
  3268. static OPJ_BOOL opj_j2k_read_plm(opj_j2k_t *p_j2k,
  3269. OPJ_BYTE * p_header_data,
  3270. OPJ_UINT32 p_header_size,
  3271. opj_event_mgr_t * p_manager
  3272. )
  3273. {
  3274. /* preconditions */
  3275. assert(p_header_data != 00);
  3276. assert(p_j2k != 00);
  3277. assert(p_manager != 00);
  3278. OPJ_UNUSED(p_j2k);
  3279. OPJ_UNUSED(p_header_data);
  3280. if (p_header_size < 1) {
  3281. opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
  3282. return OPJ_FALSE;
  3283. }
  3284. /* Do not care of this at the moment since only local variables are set here */
  3285. /*
  3286. opj_read_bytes(p_header_data,&l_Zplm,1); // Zplm
  3287. ++p_header_data;
  3288. --p_header_size;
  3289. while
  3290. (p_header_size > 0)
  3291. {
  3292. opj_read_bytes(p_header_data,&l_Nplm,1); // Nplm
  3293. ++p_header_data;
  3294. p_header_size -= (1+l_Nplm);
  3295. if
  3296. (p_header_size < 0)
  3297. {
  3298. opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
  3299. return false;
  3300. }
  3301. for
  3302. (i = 0; i < l_Nplm; ++i)
  3303. {
  3304. opj_read_bytes(p_header_data,&l_tmp,1); // Iplm_ij
  3305. ++p_header_data;
  3306. // take only the last seven bytes
  3307. l_packet_len |= (l_tmp & 0x7f);
  3308. if
  3309. (l_tmp & 0x80)
  3310. {
  3311. l_packet_len <<= 7;
  3312. }
  3313. else
  3314. {
  3315. // store packet length and proceed to next packet
  3316. l_packet_len = 0;
  3317. }
  3318. }
  3319. if
  3320. (l_packet_len != 0)
  3321. {
  3322. opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n");
  3323. return false;
  3324. }
  3325. }
  3326. */
  3327. return OPJ_TRUE;
  3328. }
  3329. /**
  3330. * Reads a PLT marker (Packet length, tile-part header)
  3331. *
  3332. * @param p_header_data the data contained in the PLT box.
  3333. * @param p_j2k the jpeg2000 codec.
  3334. * @param p_header_size the size of the data contained in the PLT marker.
  3335. * @param p_manager the user event manager.
  3336. */
  3337. static OPJ_BOOL opj_j2k_read_plt(opj_j2k_t *p_j2k,
  3338. OPJ_BYTE * p_header_data,
  3339. OPJ_UINT32 p_header_size,
  3340. opj_event_mgr_t * p_manager
  3341. )
  3342. {
  3343. OPJ_UINT32 l_Zplt, l_tmp, l_packet_len = 0, i;
  3344. /* preconditions */
  3345. assert(p_header_data != 00);
  3346. assert(p_j2k != 00);
  3347. assert(p_manager != 00);
  3348. OPJ_UNUSED(p_j2k);
  3349. if (p_header_size < 1) {
  3350. opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
  3351. return OPJ_FALSE;
  3352. }
  3353. opj_read_bytes(p_header_data, &l_Zplt, 1); /* Zplt */
  3354. ++p_header_data;
  3355. --p_header_size;
  3356. for (i = 0; i < p_header_size; ++i) {
  3357. opj_read_bytes(p_header_data, &l_tmp, 1); /* Iplt_ij */
  3358. ++p_header_data;
  3359. /* take only the last seven bytes */
  3360. l_packet_len |= (l_tmp & 0x7f);
  3361. if (l_tmp & 0x80) {
  3362. l_packet_len <<= 7;
  3363. } else {
  3364. /* store packet length and proceed to next packet */
  3365. l_packet_len = 0;
  3366. }
  3367. }
  3368. if (l_packet_len != 0) {
  3369. opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n");
  3370. return OPJ_FALSE;
  3371. }
  3372. return OPJ_TRUE;
  3373. }
  3374. /**
  3375. * Reads a PPM marker (Packed packet headers, main header)
  3376. *
  3377. * @param p_header_data the data contained in the POC box.
  3378. * @param p_j2k the jpeg2000 codec.
  3379. * @param p_header_size the size of the data contained in the POC marker.
  3380. * @param p_manager the user event manager.
  3381. */
  3382. static OPJ_BOOL opj_j2k_read_ppm(
  3383. opj_j2k_t *p_j2k,
  3384. OPJ_BYTE * p_header_data,
  3385. OPJ_UINT32 p_header_size,
  3386. opj_event_mgr_t * p_manager)
  3387. {
  3388. opj_cp_t *l_cp = 00;
  3389. OPJ_UINT32 l_Z_ppm;
  3390. /* preconditions */
  3391. assert(p_header_data != 00);
  3392. assert(p_j2k != 00);
  3393. assert(p_manager != 00);
  3394. /* We need to have the Z_ppm element + 1 byte of Nppm/Ippm at minimum */
  3395. if (p_header_size < 2) {
  3396. opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n");
  3397. return OPJ_FALSE;
  3398. }
  3399. l_cp = &(p_j2k->m_cp);
  3400. l_cp->ppm = 1;
  3401. opj_read_bytes(p_header_data, &l_Z_ppm, 1); /* Z_ppm */
  3402. ++p_header_data;
  3403. --p_header_size;
  3404. /* check allocation needed */
  3405. if (l_cp->ppm_markers == NULL) { /* first PPM marker */
  3406. OPJ_UINT32 l_newCount = l_Z_ppm + 1U; /* can't overflow, l_Z_ppm is UINT8 */
  3407. assert(l_cp->ppm_markers_count == 0U);
  3408. l_cp->ppm_markers = (opj_ppx *) opj_calloc(l_newCount, sizeof(opj_ppx));
  3409. if (l_cp->ppm_markers == NULL) {
  3410. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
  3411. return OPJ_FALSE;
  3412. }
  3413. l_cp->ppm_markers_count = l_newCount;
  3414. } else if (l_cp->ppm_markers_count <= l_Z_ppm) {
  3415. OPJ_UINT32 l_newCount = l_Z_ppm + 1U; /* can't overflow, l_Z_ppm is UINT8 */
  3416. opj_ppx *new_ppm_markers;
  3417. new_ppm_markers = (opj_ppx *) opj_realloc(l_cp->ppm_markers,
  3418. l_newCount * sizeof(opj_ppx));
  3419. if (new_ppm_markers == NULL) {
  3420. /* clean up to be done on l_cp destruction */
  3421. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
  3422. return OPJ_FALSE;
  3423. }
  3424. l_cp->ppm_markers = new_ppm_markers;
  3425. memset(l_cp->ppm_markers + l_cp->ppm_markers_count, 0,
  3426. (l_newCount - l_cp->ppm_markers_count) * sizeof(opj_ppx));
  3427. l_cp->ppm_markers_count = l_newCount;
  3428. }
  3429. if (l_cp->ppm_markers[l_Z_ppm].m_data != NULL) {
  3430. /* clean up to be done on l_cp destruction */
  3431. opj_event_msg(p_manager, EVT_ERROR, "Zppm %u already read\n", l_Z_ppm);
  3432. return OPJ_FALSE;
  3433. }
  3434. l_cp->ppm_markers[l_Z_ppm].m_data = (OPJ_BYTE *) opj_malloc(p_header_size);
  3435. if (l_cp->ppm_markers[l_Z_ppm].m_data == NULL) {
  3436. /* clean up to be done on l_cp destruction */
  3437. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
  3438. return OPJ_FALSE;
  3439. }
  3440. l_cp->ppm_markers[l_Z_ppm].m_data_size = p_header_size;
  3441. memcpy(l_cp->ppm_markers[l_Z_ppm].m_data, p_header_data, p_header_size);
  3442. return OPJ_TRUE;
  3443. }
  3444. /**
  3445. * Merges all PPM markers read (Packed headers, main header)
  3446. *
  3447. * @param p_cp main coding parameters.
  3448. * @param p_manager the user event manager.
  3449. */
  3450. static OPJ_BOOL opj_j2k_merge_ppm(opj_cp_t *p_cp, opj_event_mgr_t * p_manager)
  3451. {
  3452. OPJ_UINT32 i, l_ppm_data_size, l_N_ppm_remaining;
  3453. /* preconditions */
  3454. assert(p_cp != 00);
  3455. assert(p_manager != 00);
  3456. assert(p_cp->ppm_buffer == NULL);
  3457. if (p_cp->ppm == 0U) {
  3458. return OPJ_TRUE;
  3459. }
  3460. l_ppm_data_size = 0U;
  3461. l_N_ppm_remaining = 0U;
  3462. for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
  3463. if (p_cp->ppm_markers[i].m_data !=
  3464. NULL) { /* standard doesn't seem to require contiguous Zppm */
  3465. OPJ_UINT32 l_N_ppm;
  3466. OPJ_UINT32 l_data_size = p_cp->ppm_markers[i].m_data_size;
  3467. const OPJ_BYTE* l_data = p_cp->ppm_markers[i].m_data;
  3468. if (l_N_ppm_remaining >= l_data_size) {
  3469. l_N_ppm_remaining -= l_data_size;
  3470. l_data_size = 0U;
  3471. } else {
  3472. l_data += l_N_ppm_remaining;
  3473. l_data_size -= l_N_ppm_remaining;
  3474. l_N_ppm_remaining = 0U;
  3475. }
  3476. if (l_data_size > 0U) {
  3477. do {
  3478. /* read Nppm */
  3479. if (l_data_size < 4U) {
  3480. /* clean up to be done on l_cp destruction */
  3481. opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes to read Nppm\n");
  3482. return OPJ_FALSE;
  3483. }
  3484. opj_read_bytes(l_data, &l_N_ppm, 4);
  3485. l_data += 4;
  3486. l_data_size -= 4;
  3487. if (l_ppm_data_size > UINT_MAX - l_N_ppm) {
  3488. opj_event_msg(p_manager, EVT_ERROR, "Too large value for Nppm\n");
  3489. return OPJ_FALSE;
  3490. }
  3491. l_ppm_data_size += l_N_ppm;
  3492. if (l_data_size >= l_N_ppm) {
  3493. l_data_size -= l_N_ppm;
  3494. l_data += l_N_ppm;
  3495. } else {
  3496. l_N_ppm_remaining = l_N_ppm - l_data_size;
  3497. l_data_size = 0U;
  3498. }
  3499. } while (l_data_size > 0U);
  3500. }
  3501. }
  3502. }
  3503. if (l_N_ppm_remaining != 0U) {
  3504. /* clean up to be done on l_cp destruction */
  3505. opj_event_msg(p_manager, EVT_ERROR, "Corrupted PPM markers\n");
  3506. return OPJ_FALSE;
  3507. }
  3508. p_cp->ppm_buffer = (OPJ_BYTE *) opj_malloc(l_ppm_data_size);
  3509. if (p_cp->ppm_buffer == 00) {
  3510. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPM marker\n");
  3511. return OPJ_FALSE;
  3512. }
  3513. p_cp->ppm_len = l_ppm_data_size;
  3514. l_ppm_data_size = 0U;
  3515. l_N_ppm_remaining = 0U;
  3516. for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
  3517. if (p_cp->ppm_markers[i].m_data !=
  3518. NULL) { /* standard doesn't seem to require contiguous Zppm */
  3519. OPJ_UINT32 l_N_ppm;
  3520. OPJ_UINT32 l_data_size = p_cp->ppm_markers[i].m_data_size;
  3521. const OPJ_BYTE* l_data = p_cp->ppm_markers[i].m_data;
  3522. if (l_N_ppm_remaining >= l_data_size) {
  3523. memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_data_size);
  3524. l_ppm_data_size += l_data_size;
  3525. l_N_ppm_remaining -= l_data_size;
  3526. l_data_size = 0U;
  3527. } else {
  3528. memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_N_ppm_remaining);
  3529. l_ppm_data_size += l_N_ppm_remaining;
  3530. l_data += l_N_ppm_remaining;
  3531. l_data_size -= l_N_ppm_remaining;
  3532. l_N_ppm_remaining = 0U;
  3533. }
  3534. if (l_data_size > 0U) {
  3535. do {
  3536. /* read Nppm */
  3537. if (l_data_size < 4U) {
  3538. /* clean up to be done on l_cp destruction */
  3539. opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes to read Nppm\n");
  3540. return OPJ_FALSE;
  3541. }
  3542. opj_read_bytes(l_data, &l_N_ppm, 4);
  3543. l_data += 4;
  3544. l_data_size -= 4;
  3545. if (l_data_size >= l_N_ppm) {
  3546. memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_N_ppm);
  3547. l_ppm_data_size += l_N_ppm;
  3548. l_data_size -= l_N_ppm;
  3549. l_data += l_N_ppm;
  3550. } else {
  3551. memcpy(p_cp->ppm_buffer + l_ppm_data_size, l_data, l_data_size);
  3552. l_ppm_data_size += l_data_size;
  3553. l_N_ppm_remaining = l_N_ppm - l_data_size;
  3554. l_data_size = 0U;
  3555. }
  3556. } while (l_data_size > 0U);
  3557. }
  3558. opj_free(p_cp->ppm_markers[i].m_data);
  3559. p_cp->ppm_markers[i].m_data = NULL;
  3560. p_cp->ppm_markers[i].m_data_size = 0U;
  3561. }
  3562. }
  3563. p_cp->ppm_data = p_cp->ppm_buffer;
  3564. p_cp->ppm_data_size = p_cp->ppm_len;
  3565. p_cp->ppm_markers_count = 0U;
  3566. opj_free(p_cp->ppm_markers);
  3567. p_cp->ppm_markers = NULL;
  3568. return OPJ_TRUE;
  3569. }
  3570. /**
  3571. * Reads a PPT marker (Packed packet headers, tile-part header)
  3572. *
  3573. * @param p_header_data the data contained in the PPT box.
  3574. * @param p_j2k the jpeg2000 codec.
  3575. * @param p_header_size the size of the data contained in the PPT marker.
  3576. * @param p_manager the user event manager.
  3577. */
  3578. static OPJ_BOOL opj_j2k_read_ppt(opj_j2k_t *p_j2k,
  3579. OPJ_BYTE * p_header_data,
  3580. OPJ_UINT32 p_header_size,
  3581. opj_event_mgr_t * p_manager
  3582. )
  3583. {
  3584. opj_cp_t *l_cp = 00;
  3585. opj_tcp_t *l_tcp = 00;
  3586. OPJ_UINT32 l_Z_ppt;
  3587. /* preconditions */
  3588. assert(p_header_data != 00);
  3589. assert(p_j2k != 00);
  3590. assert(p_manager != 00);
  3591. /* We need to have the Z_ppt element + 1 byte of Ippt at minimum */
  3592. if (p_header_size < 2) {
  3593. opj_event_msg(p_manager, EVT_ERROR, "Error reading PPT marker\n");
  3594. return OPJ_FALSE;
  3595. }
  3596. l_cp = &(p_j2k->m_cp);
  3597. if (l_cp->ppm) {
  3598. opj_event_msg(p_manager, EVT_ERROR,
  3599. "Error reading PPT marker: packet header have been previously found in the main header (PPM marker).\n");
  3600. return OPJ_FALSE;
  3601. }
  3602. l_tcp = &(l_cp->tcps[p_j2k->m_current_tile_number]);
  3603. l_tcp->ppt = 1;
  3604. opj_read_bytes(p_header_data, &l_Z_ppt, 1); /* Z_ppt */
  3605. ++p_header_data;
  3606. --p_header_size;
  3607. /* check allocation needed */
  3608. if (l_tcp->ppt_markers == NULL) { /* first PPT marker */
  3609. OPJ_UINT32 l_newCount = l_Z_ppt + 1U; /* can't overflow, l_Z_ppt is UINT8 */
  3610. assert(l_tcp->ppt_markers_count == 0U);
  3611. l_tcp->ppt_markers = (opj_ppx *) opj_calloc(l_newCount, sizeof(opj_ppx));
  3612. if (l_tcp->ppt_markers == NULL) {
  3613. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
  3614. return OPJ_FALSE;
  3615. }
  3616. l_tcp->ppt_markers_count = l_newCount;
  3617. } else if (l_tcp->ppt_markers_count <= l_Z_ppt) {
  3618. OPJ_UINT32 l_newCount = l_Z_ppt + 1U; /* can't overflow, l_Z_ppt is UINT8 */
  3619. opj_ppx *new_ppt_markers;
  3620. new_ppt_markers = (opj_ppx *) opj_realloc(l_tcp->ppt_markers,
  3621. l_newCount * sizeof(opj_ppx));
  3622. if (new_ppt_markers == NULL) {
  3623. /* clean up to be done on l_tcp destruction */
  3624. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
  3625. return OPJ_FALSE;
  3626. }
  3627. l_tcp->ppt_markers = new_ppt_markers;
  3628. memset(l_tcp->ppt_markers + l_tcp->ppt_markers_count, 0,
  3629. (l_newCount - l_tcp->ppt_markers_count) * sizeof(opj_ppx));
  3630. l_tcp->ppt_markers_count = l_newCount;
  3631. }
  3632. if (l_tcp->ppt_markers[l_Z_ppt].m_data != NULL) {
  3633. /* clean up to be done on l_tcp destruction */
  3634. opj_event_msg(p_manager, EVT_ERROR, "Zppt %u already read\n", l_Z_ppt);
  3635. return OPJ_FALSE;
  3636. }
  3637. l_tcp->ppt_markers[l_Z_ppt].m_data = (OPJ_BYTE *) opj_malloc(p_header_size);
  3638. if (l_tcp->ppt_markers[l_Z_ppt].m_data == NULL) {
  3639. /* clean up to be done on l_tcp destruction */
  3640. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
  3641. return OPJ_FALSE;
  3642. }
  3643. l_tcp->ppt_markers[l_Z_ppt].m_data_size = p_header_size;
  3644. memcpy(l_tcp->ppt_markers[l_Z_ppt].m_data, p_header_data, p_header_size);
  3645. return OPJ_TRUE;
  3646. }
  3647. /**
  3648. * Merges all PPT markers read (Packed packet headers, tile-part header)
  3649. *
  3650. * @param p_tcp the tile.
  3651. * @param p_manager the user event manager.
  3652. */
  3653. static OPJ_BOOL opj_j2k_merge_ppt(opj_tcp_t *p_tcp, opj_event_mgr_t * p_manager)
  3654. {
  3655. OPJ_UINT32 i, l_ppt_data_size;
  3656. /* preconditions */
  3657. assert(p_tcp != 00);
  3658. assert(p_manager != 00);
  3659. if (p_tcp->ppt_buffer != NULL) {
  3660. opj_event_msg(p_manager, EVT_ERROR,
  3661. "opj_j2k_merge_ppt() has already been called\n");
  3662. return OPJ_FALSE;
  3663. }
  3664. if (p_tcp->ppt == 0U) {
  3665. return OPJ_TRUE;
  3666. }
  3667. l_ppt_data_size = 0U;
  3668. for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
  3669. l_ppt_data_size +=
  3670. p_tcp->ppt_markers[i].m_data_size; /* can't overflow, max 256 markers of max 65536 bytes */
  3671. }
  3672. p_tcp->ppt_buffer = (OPJ_BYTE *) opj_malloc(l_ppt_data_size);
  3673. if (p_tcp->ppt_buffer == 00) {
  3674. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");
  3675. return OPJ_FALSE;
  3676. }
  3677. p_tcp->ppt_len = l_ppt_data_size;
  3678. l_ppt_data_size = 0U;
  3679. for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
  3680. if (p_tcp->ppt_markers[i].m_data !=
  3681. NULL) { /* standard doesn't seem to require contiguous Zppt */
  3682. memcpy(p_tcp->ppt_buffer + l_ppt_data_size, p_tcp->ppt_markers[i].m_data,
  3683. p_tcp->ppt_markers[i].m_data_size);
  3684. l_ppt_data_size +=
  3685. p_tcp->ppt_markers[i].m_data_size; /* can't overflow, max 256 markers of max 65536 bytes */
  3686. opj_free(p_tcp->ppt_markers[i].m_data);
  3687. p_tcp->ppt_markers[i].m_data = NULL;
  3688. p_tcp->ppt_markers[i].m_data_size = 0U;
  3689. }
  3690. }
  3691. p_tcp->ppt_markers_count = 0U;
  3692. opj_free(p_tcp->ppt_markers);
  3693. p_tcp->ppt_markers = NULL;
  3694. p_tcp->ppt_data = p_tcp->ppt_buffer;
  3695. p_tcp->ppt_data_size = p_tcp->ppt_len;
  3696. return OPJ_TRUE;
  3697. }
  3698. static OPJ_BOOL opj_j2k_write_tlm(opj_j2k_t *p_j2k,
  3699. opj_stream_private_t *p_stream,
  3700. opj_event_mgr_t * p_manager
  3701. )
  3702. {
  3703. OPJ_BYTE * l_current_data = 00;
  3704. OPJ_UINT32 l_tlm_size;
  3705. OPJ_UINT32 size_per_tile_part;
  3706. /* preconditions */
  3707. assert(p_j2k != 00);
  3708. assert(p_manager != 00);
  3709. assert(p_stream != 00);
  3710. /* 10921 = (65535 - header_size) / size_per_tile_part where */
  3711. /* header_size = 4 and size_per_tile_part = 6 */
  3712. if (p_j2k->m_specific_param.m_encoder.m_total_tile_parts > 10921) {
  3713. /* We could do more but it would require writing several TLM markers */
  3714. opj_event_msg(p_manager, EVT_ERROR,
  3715. "A maximum of 10921 tile-parts are supported currently "
  3716. "when writing TLM marker\n");
  3717. return OPJ_FALSE;
  3718. }
  3719. if (p_j2k->m_specific_param.m_encoder.m_total_tile_parts <= 255) {
  3720. size_per_tile_part = 5;
  3721. p_j2k->m_specific_param.m_encoder.m_Ttlmi_is_byte = OPJ_TRUE;
  3722. } else {
  3723. size_per_tile_part = 6;
  3724. p_j2k->m_specific_param.m_encoder.m_Ttlmi_is_byte = OPJ_FALSE;
  3725. }
  3726. l_tlm_size = 2 + 4 + (size_per_tile_part *
  3727. p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
  3728. if (l_tlm_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
  3729. OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
  3730. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size);
  3731. if (! new_header_tile_data) {
  3732. opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
  3733. p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
  3734. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
  3735. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write TLM marker\n");
  3736. return OPJ_FALSE;
  3737. }
  3738. p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
  3739. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_tlm_size;
  3740. }
  3741. memset(p_j2k->m_specific_param.m_encoder.m_header_tile_data, 0, l_tlm_size);
  3742. l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  3743. /* change the way data is written to avoid seeking if possible */
  3744. /* TODO */
  3745. p_j2k->m_specific_param.m_encoder.m_tlm_start = opj_stream_tell(p_stream);
  3746. opj_write_bytes(l_current_data, J2K_MS_TLM,
  3747. 2); /* TLM */
  3748. l_current_data += 2;
  3749. opj_write_bytes(l_current_data, l_tlm_size - 2,
  3750. 2); /* Lpoc */
  3751. l_current_data += 2;
  3752. opj_write_bytes(l_current_data, 0,
  3753. 1); /* Ztlm=0*/
  3754. ++l_current_data;
  3755. /* Stlm 0x50= ST=1(8bits-255 tiles max),SP=1(Ptlm=32bits) */
  3756. /* Stlm 0x60= ST=2(16bits-65535 tiles max),SP=1(Ptlm=32bits) */
  3757. opj_write_bytes(l_current_data,
  3758. size_per_tile_part == 5 ? 0x50 : 0x60,
  3759. 1);
  3760. ++l_current_data;
  3761. /* do nothing on the size_per_tile_part * l_j2k->m_specific_param.m_encoder.m_total_tile_parts remaining data */
  3762. if (opj_stream_write_data(p_stream,
  3763. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size,
  3764. p_manager) != l_tlm_size) {
  3765. return OPJ_FALSE;
  3766. }
  3767. return OPJ_TRUE;
  3768. }
  3769. static OPJ_BOOL opj_j2k_write_sot(opj_j2k_t *p_j2k,
  3770. OPJ_BYTE * p_data,
  3771. OPJ_UINT32 total_data_size,
  3772. OPJ_UINT32 * p_data_written,
  3773. const opj_stream_private_t *p_stream,
  3774. opj_event_mgr_t * p_manager
  3775. )
  3776. {
  3777. /* preconditions */
  3778. assert(p_j2k != 00);
  3779. assert(p_manager != 00);
  3780. assert(p_stream != 00);
  3781. OPJ_UNUSED(p_stream);
  3782. if (total_data_size < 12) {
  3783. opj_event_msg(p_manager, EVT_ERROR,
  3784. "Not enough bytes in output buffer to write SOT marker\n");
  3785. return OPJ_FALSE;
  3786. }
  3787. opj_write_bytes(p_data, J2K_MS_SOT,
  3788. 2); /* SOT */
  3789. p_data += 2;
  3790. opj_write_bytes(p_data, 10,
  3791. 2); /* Lsot */
  3792. p_data += 2;
  3793. opj_write_bytes(p_data, p_j2k->m_current_tile_number,
  3794. 2); /* Isot */
  3795. p_data += 2;
  3796. /* Psot */
  3797. p_data += 4;
  3798. opj_write_bytes(p_data,
  3799. p_j2k->m_specific_param.m_encoder.m_current_tile_part_number,
  3800. 1); /* TPsot */
  3801. ++p_data;
  3802. opj_write_bytes(p_data,
  3803. p_j2k->m_cp.tcps[p_j2k->m_current_tile_number].m_nb_tile_parts,
  3804. 1); /* TNsot */
  3805. ++p_data;
  3806. /* UniPG>> */
  3807. #ifdef USE_JPWL
  3808. /* update markers struct */
  3809. /*
  3810. OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOT, p_j2k->sot_start, len + 2);
  3811. */
  3812. assert(0 && "TODO");
  3813. #endif /* USE_JPWL */
  3814. * p_data_written = 12;
  3815. return OPJ_TRUE;
  3816. }
  3817. static OPJ_BOOL opj_j2k_get_sot_values(OPJ_BYTE * p_header_data,
  3818. OPJ_UINT32 p_header_size,
  3819. OPJ_UINT32* p_tile_no,
  3820. OPJ_UINT32* p_tot_len,
  3821. OPJ_UINT32* p_current_part,
  3822. OPJ_UINT32* p_num_parts,
  3823. opj_event_mgr_t * p_manager)
  3824. {
  3825. /* preconditions */
  3826. assert(p_header_data != 00);
  3827. assert(p_manager != 00);
  3828. /* Size of this marker is fixed = 12 (we have already read marker and its size)*/
  3829. if (p_header_size != 8) {
  3830. opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
  3831. return OPJ_FALSE;
  3832. }
  3833. opj_read_bytes(p_header_data, p_tile_no, 2); /* Isot */
  3834. p_header_data += 2;
  3835. opj_read_bytes(p_header_data, p_tot_len, 4); /* Psot */
  3836. p_header_data += 4;
  3837. opj_read_bytes(p_header_data, p_current_part, 1); /* TPsot */
  3838. ++p_header_data;
  3839. opj_read_bytes(p_header_data, p_num_parts, 1); /* TNsot */
  3840. ++p_header_data;
  3841. return OPJ_TRUE;
  3842. }
  3843. static OPJ_BOOL opj_j2k_read_sot(opj_j2k_t *p_j2k,
  3844. OPJ_BYTE * p_header_data,
  3845. OPJ_UINT32 p_header_size,
  3846. opj_event_mgr_t * p_manager)
  3847. {
  3848. opj_cp_t *l_cp = 00;
  3849. opj_tcp_t *l_tcp = 00;
  3850. OPJ_UINT32 l_tot_len, l_num_parts = 0;
  3851. OPJ_UINT32 l_current_part;
  3852. OPJ_UINT32 l_tile_x, l_tile_y;
  3853. /* preconditions */
  3854. assert(p_j2k != 00);
  3855. assert(p_manager != 00);
  3856. if (! opj_j2k_get_sot_values(p_header_data, p_header_size,
  3857. &(p_j2k->m_current_tile_number), &l_tot_len, &l_current_part, &l_num_parts,
  3858. p_manager)) {
  3859. opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n");
  3860. return OPJ_FALSE;
  3861. }
  3862. #ifdef DEBUG_VERBOSE
  3863. fprintf(stderr, "SOT %d %d %d %d\n",
  3864. p_j2k->m_current_tile_number, l_tot_len, l_current_part, l_num_parts);
  3865. #endif
  3866. l_cp = &(p_j2k->m_cp);
  3867. /* testcase 2.pdf.SIGFPE.706.1112 */
  3868. if (p_j2k->m_current_tile_number >= l_cp->tw * l_cp->th) {
  3869. opj_event_msg(p_manager, EVT_ERROR, "Invalid tile number %d\n",
  3870. p_j2k->m_current_tile_number);
  3871. return OPJ_FALSE;
  3872. }
  3873. l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number];
  3874. l_tile_x = p_j2k->m_current_tile_number % l_cp->tw;
  3875. l_tile_y = p_j2k->m_current_tile_number / l_cp->tw;
  3876. if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec < 0 ||
  3877. p_j2k->m_current_tile_number == (OPJ_UINT32)
  3878. p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec) {
  3879. /* Do only this check if we decode all tile part headers, or if */
  3880. /* we decode one precise tile. Otherwise the m_current_tile_part_number */
  3881. /* might not be valid */
  3882. /* Fixes issue with id_000020,sig_06,src_001958,op_flip4,pos_149 */
  3883. /* of https://github.com/uclouvain/openjpeg/issues/939 */
  3884. /* We must avoid reading twice the same tile part number for a given tile */
  3885. /* so as to avoid various issues, like opj_j2k_merge_ppt being called */
  3886. /* several times. */
  3887. /* ISO 15444-1 A.4.2 Start of tile-part (SOT) mandates that tile parts */
  3888. /* should appear in increasing order. */
  3889. if (l_tcp->m_current_tile_part_number + 1 != (OPJ_INT32)l_current_part) {
  3890. opj_event_msg(p_manager, EVT_ERROR,
  3891. "Invalid tile part index for tile number %d. "
  3892. "Got %d, expected %d\n",
  3893. p_j2k->m_current_tile_number,
  3894. l_current_part,
  3895. l_tcp->m_current_tile_part_number + 1);
  3896. return OPJ_FALSE;
  3897. }
  3898. }
  3899. l_tcp->m_current_tile_part_number = (OPJ_INT32) l_current_part;
  3900. #ifdef USE_JPWL
  3901. if (l_cp->correct) {
  3902. OPJ_UINT32 tileno = p_j2k->m_current_tile_number;
  3903. static OPJ_UINT32 backup_tileno = 0;
  3904. /* tileno is negative or larger than the number of tiles!!! */
  3905. if (tileno > (l_cp->tw * l_cp->th)) {
  3906. opj_event_msg(p_manager, EVT_ERROR,
  3907. "JPWL: bad tile number (%d out of a maximum of %d)\n",
  3908. tileno, (l_cp->tw * l_cp->th));
  3909. if (!JPWL_ASSUME) {
  3910. opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
  3911. return OPJ_FALSE;
  3912. }
  3913. /* we try to correct */
  3914. tileno = backup_tileno;
  3915. opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
  3916. "- setting tile number to %d\n",
  3917. tileno);
  3918. }
  3919. /* keep your private count of tiles */
  3920. backup_tileno++;
  3921. };
  3922. #endif /* USE_JPWL */
  3923. /* look for the tile in the list of already processed tile (in parts). */
  3924. /* Optimization possible here with a more complex data structure and with the removing of tiles */
  3925. /* since the time taken by this function can only grow at the time */
  3926. /* PSot should be equal to zero or >=14 or <= 2^32-1 */
  3927. if ((l_tot_len != 0) && (l_tot_len < 14)) {
  3928. if (l_tot_len ==
  3929. 12) { /* MSD: Special case for the PHR data which are read by kakadu*/
  3930. opj_event_msg(p_manager, EVT_WARNING, "Empty SOT marker detected: Psot=%d.\n",
  3931. l_tot_len);
  3932. } else {
  3933. opj_event_msg(p_manager, EVT_ERROR,
  3934. "Psot value is not correct regards to the JPEG2000 norm: %d.\n", l_tot_len);
  3935. return OPJ_FALSE;
  3936. }
  3937. }
  3938. #ifdef USE_JPWL
  3939. if (l_cp->correct) {
  3940. /* totlen is negative or larger than the bytes left!!! */
  3941. if (/*(l_tot_len < 0) ||*/ (l_tot_len >
  3942. p_header_size)) { /* FIXME it seems correct; for info in V1 -> (p_stream_numbytesleft(p_stream) + 8))) { */
  3943. opj_event_msg(p_manager, EVT_ERROR,
  3944. "JPWL: bad tile byte size (%d bytes against %d bytes left)\n",
  3945. l_tot_len,
  3946. p_header_size); /* FIXME it seems correct; for info in V1 -> p_stream_numbytesleft(p_stream) + 8); */
  3947. if (!JPWL_ASSUME) {
  3948. opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
  3949. return OPJ_FALSE;
  3950. }
  3951. /* we try to correct */
  3952. l_tot_len = 0;
  3953. opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"
  3954. "- setting Psot to %d => assuming it is the last tile\n",
  3955. l_tot_len);
  3956. }
  3957. };
  3958. #endif /* USE_JPWL */
  3959. /* Ref A.4.2: Psot could be equal zero if it is the last tile-part of the codestream.*/
  3960. if (!l_tot_len) {
  3961. opj_event_msg(p_manager, EVT_INFO,
  3962. "Psot value of the current tile-part is equal to zero, "
  3963. "we assuming it is the last tile-part of the codestream.\n");
  3964. p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
  3965. }
  3966. if (l_tcp->m_nb_tile_parts != 0 && l_current_part >= l_tcp->m_nb_tile_parts) {
  3967. /* Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=2851 */
  3968. opj_event_msg(p_manager, EVT_ERROR,
  3969. "In SOT marker, TPSot (%d) is not valid regards to the previous "
  3970. "number of tile-part (%d), giving up\n", l_current_part,
  3971. l_tcp->m_nb_tile_parts);
  3972. p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
  3973. return OPJ_FALSE;
  3974. }
  3975. if (l_num_parts !=
  3976. 0) { /* Number of tile-part header is provided by this tile-part header */
  3977. l_num_parts += p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction;
  3978. /* Useful to manage the case of textGBR.jp2 file because two values of TNSot are allowed: the correct numbers of
  3979. * tile-parts for that tile and zero (A.4.2 of 15444-1 : 2002). */
  3980. if (l_tcp->m_nb_tile_parts) {
  3981. if (l_current_part >= l_tcp->m_nb_tile_parts) {
  3982. opj_event_msg(p_manager, EVT_ERROR,
  3983. "In SOT marker, TPSot (%d) is not valid regards to the current "
  3984. "number of tile-part (%d), giving up\n", l_current_part,
  3985. l_tcp->m_nb_tile_parts);
  3986. p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
  3987. return OPJ_FALSE;
  3988. }
  3989. }
  3990. if (l_current_part >= l_num_parts) {
  3991. /* testcase 451.pdf.SIGSEGV.ce9.3723 */
  3992. opj_event_msg(p_manager, EVT_ERROR,
  3993. "In SOT marker, TPSot (%d) is not valid regards to the current "
  3994. "number of tile-part (header) (%d), giving up\n", l_current_part, l_num_parts);
  3995. p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1;
  3996. return OPJ_FALSE;
  3997. }
  3998. l_tcp->m_nb_tile_parts = l_num_parts;
  3999. }
  4000. /* If know the number of tile part header we will check if we didn't read the last*/
  4001. if (l_tcp->m_nb_tile_parts) {
  4002. if (l_tcp->m_nb_tile_parts == (l_current_part + 1)) {
  4003. p_j2k->m_specific_param.m_decoder.m_can_decode =
  4004. 1; /* Process the last tile-part header*/
  4005. }
  4006. }
  4007. if (!p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
  4008. /* Keep the size of data to skip after this marker */
  4009. p_j2k->m_specific_param.m_decoder.m_sot_length = l_tot_len -
  4010. 12; /* SOT_marker_size = 12 */
  4011. } else {
  4012. /* FIXME: need to be computed from the number of bytes remaining in the codestream */
  4013. p_j2k->m_specific_param.m_decoder.m_sot_length = 0;
  4014. }
  4015. p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPH;
  4016. /* Check if the current tile is outside the area we want decode or not corresponding to the tile index*/
  4017. if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec == -1) {
  4018. p_j2k->m_specific_param.m_decoder.m_skip_data =
  4019. (l_tile_x < p_j2k->m_specific_param.m_decoder.m_start_tile_x)
  4020. || (l_tile_x >= p_j2k->m_specific_param.m_decoder.m_end_tile_x)
  4021. || (l_tile_y < p_j2k->m_specific_param.m_decoder.m_start_tile_y)
  4022. || (l_tile_y >= p_j2k->m_specific_param.m_decoder.m_end_tile_y);
  4023. } else {
  4024. assert(p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec >= 0);
  4025. p_j2k->m_specific_param.m_decoder.m_skip_data =
  4026. (p_j2k->m_current_tile_number != (OPJ_UINT32)
  4027. p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec);
  4028. }
  4029. /* Index */
  4030. {
  4031. assert(p_j2k->cstr_index->tile_index != 00);
  4032. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tileno =
  4033. p_j2k->m_current_tile_number;
  4034. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno =
  4035. l_current_part;
  4036. if (!p_j2k->m_specific_param.m_decoder.m_tlm.m_is_invalid &&
  4037. l_num_parts >
  4038. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].nb_tps) {
  4039. opj_event_msg(p_manager, EVT_WARNING,
  4040. "SOT marker for tile %u declares more tile-parts than found in TLM marker.",
  4041. p_j2k->m_current_tile_number);
  4042. p_j2k->m_specific_param.m_decoder.m_tlm.m_is_invalid = OPJ_TRUE;
  4043. }
  4044. if (!p_j2k->m_specific_param.m_decoder.m_tlm.m_is_invalid) {
  4045. /* do nothing */
  4046. } else if (l_num_parts != 0) {
  4047. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].nb_tps =
  4048. l_num_parts;
  4049. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps =
  4050. l_num_parts;
  4051. if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
  4052. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
  4053. (opj_tp_index_t*)opj_calloc(l_num_parts, sizeof(opj_tp_index_t));
  4054. if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
  4055. opj_event_msg(p_manager, EVT_ERROR,
  4056. "Not enough memory to read SOT marker. Tile index allocation failed\n");
  4057. return OPJ_FALSE;
  4058. }
  4059. } else {
  4060. opj_tp_index_t *new_tp_index = (opj_tp_index_t *) opj_realloc(
  4061. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
  4062. l_num_parts * sizeof(opj_tp_index_t));
  4063. if (! new_tp_index) {
  4064. opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
  4065. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
  4066. opj_event_msg(p_manager, EVT_ERROR,
  4067. "Not enough memory to read SOT marker. Tile index allocation failed\n");
  4068. return OPJ_FALSE;
  4069. }
  4070. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
  4071. new_tp_index;
  4072. }
  4073. } else {
  4074. /*if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index)*/ {
  4075. if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
  4076. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 10;
  4077. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
  4078. (opj_tp_index_t*)opj_calloc(
  4079. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps,
  4080. sizeof(opj_tp_index_t));
  4081. if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) {
  4082. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
  4083. opj_event_msg(p_manager, EVT_ERROR,
  4084. "Not enough memory to read SOT marker. Tile index allocation failed\n");
  4085. return OPJ_FALSE;
  4086. }
  4087. }
  4088. if (l_current_part >=
  4089. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps) {
  4090. opj_tp_index_t *new_tp_index;
  4091. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps =
  4092. l_current_part + 1;
  4093. new_tp_index = (opj_tp_index_t *) opj_realloc(
  4094. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index,
  4095. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps *
  4096. sizeof(opj_tp_index_t));
  4097. if (! new_tp_index) {
  4098. opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index);
  4099. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL;
  4100. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0;
  4101. opj_event_msg(p_manager, EVT_ERROR,
  4102. "Not enough memory to read SOT marker. Tile index allocation failed\n");
  4103. return OPJ_FALSE;
  4104. }
  4105. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index =
  4106. new_tp_index;
  4107. }
  4108. }
  4109. }
  4110. }
  4111. return OPJ_TRUE;
  4112. }
  4113. /**
  4114. * Write one or more PLT markers in the provided buffer
  4115. */
  4116. static OPJ_BOOL opj_j2k_write_plt_in_memory(opj_j2k_t *p_j2k,
  4117. opj_tcd_marker_info_t* marker_info,
  4118. OPJ_BYTE * p_data,
  4119. OPJ_UINT32 * p_data_written,
  4120. opj_event_mgr_t * p_manager)
  4121. {
  4122. OPJ_BYTE Zplt = 0;
  4123. OPJ_UINT16 Lplt;
  4124. OPJ_BYTE* p_data_start = p_data;
  4125. OPJ_BYTE* p_data_Lplt = p_data + 2;
  4126. OPJ_UINT32 i;
  4127. OPJ_UNUSED(p_j2k);
  4128. opj_write_bytes(p_data, J2K_MS_PLT, 2);
  4129. p_data += 2;
  4130. /* Reserve space for Lplt */
  4131. p_data += 2;
  4132. opj_write_bytes(p_data, Zplt, 1);
  4133. p_data += 1;
  4134. Lplt = 3;
  4135. for (i = 0; i < marker_info->packet_count; i++) {
  4136. OPJ_BYTE var_bytes[5];
  4137. OPJ_UINT8 var_bytes_size = 0;
  4138. OPJ_UINT32 packet_size = marker_info->p_packet_size[i];
  4139. /* Packet size written in variable-length way, starting with LSB */
  4140. var_bytes[var_bytes_size] = (OPJ_BYTE)(packet_size & 0x7f);
  4141. var_bytes_size ++;
  4142. packet_size >>= 7;
  4143. while (packet_size > 0) {
  4144. var_bytes[var_bytes_size] = (OPJ_BYTE)((packet_size & 0x7f) | 0x80);
  4145. var_bytes_size ++;
  4146. packet_size >>= 7;
  4147. }
  4148. /* Check if that can fit in the current PLT marker. If not, finish */
  4149. /* current one, and start a new one */
  4150. if (Lplt + var_bytes_size > 65535) {
  4151. if (Zplt == 255) {
  4152. opj_event_msg(p_manager, EVT_ERROR,
  4153. "More than 255 PLT markers would be needed for current tile-part !\n");
  4154. return OPJ_FALSE;
  4155. }
  4156. /* Patch Lplt */
  4157. opj_write_bytes(p_data_Lplt, Lplt, 2);
  4158. /* Start new segment */
  4159. opj_write_bytes(p_data, J2K_MS_PLT, 2);
  4160. p_data += 2;
  4161. /* Reserve space for Lplt */
  4162. p_data_Lplt = p_data;
  4163. p_data += 2;
  4164. Zplt ++;
  4165. opj_write_bytes(p_data, Zplt, 1);
  4166. p_data += 1;
  4167. Lplt = 3;
  4168. }
  4169. Lplt = (OPJ_UINT16)(Lplt + var_bytes_size);
  4170. /* Serialize variable-length packet size, starting with MSB */
  4171. for (; var_bytes_size > 0; --var_bytes_size) {
  4172. opj_write_bytes(p_data, var_bytes[var_bytes_size - 1], 1);
  4173. p_data += 1;
  4174. }
  4175. }
  4176. *p_data_written = (OPJ_UINT32)(p_data - p_data_start);
  4177. /* Patch Lplt */
  4178. opj_write_bytes(p_data_Lplt, Lplt, 2);
  4179. return OPJ_TRUE;
  4180. }
  4181. static OPJ_BOOL opj_j2k_write_sod(opj_j2k_t *p_j2k,
  4182. opj_tcd_t * p_tile_coder,
  4183. OPJ_BYTE * p_data,
  4184. OPJ_UINT32 * p_data_written,
  4185. OPJ_UINT32 total_data_size,
  4186. const opj_stream_private_t *p_stream,
  4187. opj_event_mgr_t * p_manager
  4188. )
  4189. {
  4190. opj_codestream_info_t *l_cstr_info = 00;
  4191. OPJ_UINT32 l_remaining_data;
  4192. opj_tcd_marker_info_t* marker_info = NULL;
  4193. /* preconditions */
  4194. assert(p_j2k != 00);
  4195. assert(p_manager != 00);
  4196. assert(p_stream != 00);
  4197. OPJ_UNUSED(p_stream);
  4198. if (total_data_size < 4) {
  4199. opj_event_msg(p_manager, EVT_ERROR,
  4200. "Not enough bytes in output buffer to write SOD marker\n");
  4201. return OPJ_FALSE;
  4202. }
  4203. opj_write_bytes(p_data, J2K_MS_SOD,
  4204. 2); /* SOD */
  4205. /* make room for the EOF marker */
  4206. l_remaining_data = total_data_size - 4;
  4207. /* update tile coder */
  4208. p_tile_coder->tp_num =
  4209. p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number ;
  4210. p_tile_coder->cur_tp_num =
  4211. p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
  4212. /* INDEX >> */
  4213. /* TODO mergeV2: check this part which use cstr_info */
  4214. /*l_cstr_info = p_j2k->cstr_info;
  4215. if (l_cstr_info) {
  4216. if (!p_j2k->m_specific_param.m_encoder.m_current_tile_part_number ) {
  4217. //TODO cstr_info->tile[p_j2k->m_current_tile_number].end_header = p_stream_tell(p_stream) + p_j2k->pos_correction - 1;
  4218. l_cstr_info->tile[p_j2k->m_current_tile_number].tileno = p_j2k->m_current_tile_number;
  4219. }
  4220. else {*/
  4221. /*
  4222. TODO
  4223. if
  4224. (cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno - 1].end_pos < p_stream_tell(p_stream))
  4225. {
  4226. cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno].start_pos = p_stream_tell(p_stream);
  4227. }*/
  4228. /*}*/
  4229. /* UniPG>> */
  4230. #ifdef USE_JPWL
  4231. /* update markers struct */
  4232. /*OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOD, p_j2k->sod_start, 2);
  4233. */
  4234. assert(0 && "TODO");
  4235. #endif /* USE_JPWL */
  4236. /* <<UniPG */
  4237. /*}*/
  4238. /* << INDEX */
  4239. if (p_j2k->m_specific_param.m_encoder.m_current_tile_part_number == 0) {
  4240. p_tile_coder->tcd_image->tiles->packno = 0;
  4241. #ifdef deadcode
  4242. if (l_cstr_info) {
  4243. l_cstr_info->packno = 0;
  4244. }
  4245. #endif
  4246. }
  4247. *p_data_written = 0;
  4248. if (p_j2k->m_specific_param.m_encoder.m_PLT) {
  4249. marker_info = opj_tcd_marker_info_create(
  4250. p_j2k->m_specific_param.m_encoder.m_PLT);
  4251. if (marker_info == NULL) {
  4252. opj_event_msg(p_manager, EVT_ERROR,
  4253. "Cannot encode tile: opj_tcd_marker_info_create() failed\n");
  4254. return OPJ_FALSE;
  4255. }
  4256. }
  4257. if (l_remaining_data <
  4258. p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT) {
  4259. opj_event_msg(p_manager, EVT_ERROR,
  4260. "Not enough bytes in output buffer to write SOD marker\n");
  4261. opj_tcd_marker_info_destroy(marker_info);
  4262. return OPJ_FALSE;
  4263. }
  4264. l_remaining_data -= p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT;
  4265. if (! opj_tcd_encode_tile(p_tile_coder, p_j2k->m_current_tile_number,
  4266. p_data + 2,
  4267. p_data_written, l_remaining_data, l_cstr_info,
  4268. marker_info,
  4269. p_manager)) {
  4270. opj_event_msg(p_manager, EVT_ERROR, "Cannot encode tile\n");
  4271. opj_tcd_marker_info_destroy(marker_info);
  4272. return OPJ_FALSE;
  4273. }
  4274. /* For SOD */
  4275. *p_data_written += 2;
  4276. if (p_j2k->m_specific_param.m_encoder.m_PLT) {
  4277. OPJ_UINT32 l_data_written_PLT = 0;
  4278. OPJ_BYTE* p_PLT_buffer = (OPJ_BYTE*)opj_malloc(
  4279. p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT);
  4280. if (!p_PLT_buffer) {
  4281. opj_event_msg(p_manager, EVT_ERROR, "Cannot allocate memory\n");
  4282. opj_tcd_marker_info_destroy(marker_info);
  4283. return OPJ_FALSE;
  4284. }
  4285. if (!opj_j2k_write_plt_in_memory(p_j2k,
  4286. marker_info,
  4287. p_PLT_buffer,
  4288. &l_data_written_PLT,
  4289. p_manager)) {
  4290. opj_tcd_marker_info_destroy(marker_info);
  4291. opj_free(p_PLT_buffer);
  4292. return OPJ_FALSE;
  4293. }
  4294. assert(l_data_written_PLT <=
  4295. p_j2k->m_specific_param.m_encoder.m_reserved_bytes_for_PLT);
  4296. /* Move PLT marker(s) before SOD */
  4297. memmove(p_data + l_data_written_PLT, p_data, *p_data_written);
  4298. memcpy(p_data, p_PLT_buffer, l_data_written_PLT);
  4299. opj_free(p_PLT_buffer);
  4300. *p_data_written += l_data_written_PLT;
  4301. }
  4302. opj_tcd_marker_info_destroy(marker_info);
  4303. return OPJ_TRUE;
  4304. }
  4305. static OPJ_BOOL opj_j2k_read_sod(opj_j2k_t *p_j2k,
  4306. opj_stream_private_t *p_stream,
  4307. opj_event_mgr_t * p_manager
  4308. )
  4309. {
  4310. OPJ_SIZE_T l_current_read_size;
  4311. opj_codestream_index_t * l_cstr_index = 00;
  4312. OPJ_BYTE ** l_current_data = 00;
  4313. opj_tcp_t * l_tcp = 00;
  4314. OPJ_UINT32 * l_tile_len = 00;
  4315. OPJ_BOOL l_sot_length_pb_detected = OPJ_FALSE;
  4316. /* preconditions */
  4317. assert(p_j2k != 00);
  4318. assert(p_manager != 00);
  4319. assert(p_stream != 00);
  4320. l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
  4321. if (p_j2k->m_specific_param.m_decoder.m_last_tile_part) {
  4322. /* opj_stream_get_number_byte_left returns OPJ_OFF_T
  4323. // but we are in the last tile part,
  4324. // so its result will fit on OPJ_UINT32 unless we find
  4325. // a file with a single tile part of more than 4 GB...*/
  4326. p_j2k->m_specific_param.m_decoder.m_sot_length = (OPJ_UINT32)(
  4327. opj_stream_get_number_byte_left(p_stream) - 2);
  4328. } else {
  4329. /* Check to avoid pass the limit of OPJ_UINT32 */
  4330. if (p_j2k->m_specific_param.m_decoder.m_sot_length >= 2) {
  4331. p_j2k->m_specific_param.m_decoder.m_sot_length -= 2;
  4332. } else {
  4333. /* MSD: case commented to support empty SOT marker (PHR data) */
  4334. }
  4335. }
  4336. l_current_data = &(l_tcp->m_data);
  4337. l_tile_len = &l_tcp->m_data_size;
  4338. /* Patch to support new PHR data */
  4339. if (p_j2k->m_specific_param.m_decoder.m_sot_length) {
  4340. /* If we are here, we'll try to read the data after allocation */
  4341. /* Check enough bytes left in stream before allocation */
  4342. if ((OPJ_OFF_T)p_j2k->m_specific_param.m_decoder.m_sot_length >
  4343. opj_stream_get_number_byte_left(p_stream)) {
  4344. if (p_j2k->m_cp.strict) {
  4345. opj_event_msg(p_manager, EVT_ERROR,
  4346. "Tile part length size inconsistent with stream length\n");
  4347. return OPJ_FALSE;
  4348. } else {
  4349. opj_event_msg(p_manager, EVT_WARNING,
  4350. "Tile part length size inconsistent with stream length\n");
  4351. }
  4352. }
  4353. if (p_j2k->m_specific_param.m_decoder.m_sot_length >
  4354. UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA) {
  4355. opj_event_msg(p_manager, EVT_ERROR,
  4356. "p_j2k->m_specific_param.m_decoder.m_sot_length > "
  4357. "UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA");
  4358. return OPJ_FALSE;
  4359. }
  4360. /* Add a margin of OPJ_COMMON_CBLK_DATA_EXTRA to the allocation we */
  4361. /* do so that opj_mqc_init_dec_common() can safely add a synthetic */
  4362. /* 0xFFFF marker. */
  4363. if (! *l_current_data) {
  4364. /* LH: oddly enough, in this path, l_tile_len!=0.
  4365. * TODO: If this was consistent, we could simplify the code to only use realloc(), as realloc(0,...) default to malloc(0,...).
  4366. */
  4367. *l_current_data = (OPJ_BYTE*) opj_malloc(
  4368. p_j2k->m_specific_param.m_decoder.m_sot_length + OPJ_COMMON_CBLK_DATA_EXTRA);
  4369. } else {
  4370. OPJ_BYTE *l_new_current_data;
  4371. if (*l_tile_len > UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA -
  4372. p_j2k->m_specific_param.m_decoder.m_sot_length) {
  4373. opj_event_msg(p_manager, EVT_ERROR,
  4374. "*l_tile_len > UINT_MAX - OPJ_COMMON_CBLK_DATA_EXTRA - "
  4375. "p_j2k->m_specific_param.m_decoder.m_sot_length");
  4376. return OPJ_FALSE;
  4377. }
  4378. l_new_current_data = (OPJ_BYTE *) opj_realloc(*l_current_data,
  4379. *l_tile_len + p_j2k->m_specific_param.m_decoder.m_sot_length +
  4380. OPJ_COMMON_CBLK_DATA_EXTRA);
  4381. if (! l_new_current_data) {
  4382. opj_free(*l_current_data);
  4383. /*nothing more is done as l_current_data will be set to null, and just
  4384. afterward we enter in the error path
  4385. and the actual tile_len is updated (committed) at the end of the
  4386. function. */
  4387. }
  4388. *l_current_data = l_new_current_data;
  4389. }
  4390. if (*l_current_data == 00) {
  4391. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile\n");
  4392. return OPJ_FALSE;
  4393. }
  4394. } else {
  4395. l_sot_length_pb_detected = OPJ_TRUE;
  4396. }
  4397. /* Index */
  4398. l_cstr_index = p_j2k->cstr_index;
  4399. {
  4400. OPJ_OFF_T l_current_pos = opj_stream_tell(p_stream) - 2;
  4401. OPJ_UINT32 l_current_tile_part =
  4402. l_cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno;
  4403. l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_header
  4404. =
  4405. l_current_pos;
  4406. l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_pos
  4407. =
  4408. l_current_pos + p_j2k->m_specific_param.m_decoder.m_sot_length + 2;
  4409. if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
  4410. l_cstr_index,
  4411. J2K_MS_SOD,
  4412. l_current_pos,
  4413. p_j2k->m_specific_param.m_decoder.m_sot_length + 2)) {
  4414. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
  4415. return OPJ_FALSE;
  4416. }
  4417. /*l_cstr_index->packno = 0;*/
  4418. }
  4419. /* Patch to support new PHR data */
  4420. if (!l_sot_length_pb_detected) {
  4421. l_current_read_size = opj_stream_read_data(
  4422. p_stream,
  4423. *l_current_data + *l_tile_len,
  4424. p_j2k->m_specific_param.m_decoder.m_sot_length,
  4425. p_manager);
  4426. } else {
  4427. l_current_read_size = 0;
  4428. }
  4429. if (l_current_read_size != p_j2k->m_specific_param.m_decoder.m_sot_length) {
  4430. if (l_current_read_size == (OPJ_SIZE_T)(-1)) {
  4431. /* Avoid issue of https://github.com/uclouvain/openjpeg/issues/1533 */
  4432. opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
  4433. return OPJ_FALSE;
  4434. }
  4435. p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
  4436. } else {
  4437. p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
  4438. }
  4439. *l_tile_len += (OPJ_UINT32)l_current_read_size;
  4440. return OPJ_TRUE;
  4441. }
  4442. static OPJ_BOOL opj_j2k_write_rgn(opj_j2k_t *p_j2k,
  4443. OPJ_UINT32 p_tile_no,
  4444. OPJ_UINT32 p_comp_no,
  4445. OPJ_UINT32 nb_comps,
  4446. opj_stream_private_t *p_stream,
  4447. opj_event_mgr_t * p_manager
  4448. )
  4449. {
  4450. OPJ_BYTE * l_current_data = 00;
  4451. OPJ_UINT32 l_rgn_size;
  4452. opj_cp_t *l_cp = 00;
  4453. opj_tcp_t *l_tcp = 00;
  4454. opj_tccp_t *l_tccp = 00;
  4455. OPJ_UINT32 l_comp_room;
  4456. /* preconditions */
  4457. assert(p_j2k != 00);
  4458. assert(p_manager != 00);
  4459. assert(p_stream != 00);
  4460. l_cp = &(p_j2k->m_cp);
  4461. l_tcp = &l_cp->tcps[p_tile_no];
  4462. l_tccp = &l_tcp->tccps[p_comp_no];
  4463. if (nb_comps <= 256) {
  4464. l_comp_room = 1;
  4465. } else {
  4466. l_comp_room = 2;
  4467. }
  4468. l_rgn_size = 6 + l_comp_room;
  4469. l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  4470. opj_write_bytes(l_current_data, J2K_MS_RGN,
  4471. 2); /* RGN */
  4472. l_current_data += 2;
  4473. opj_write_bytes(l_current_data, l_rgn_size - 2,
  4474. 2); /* Lrgn */
  4475. l_current_data += 2;
  4476. opj_write_bytes(l_current_data, p_comp_no,
  4477. l_comp_room); /* Crgn */
  4478. l_current_data += l_comp_room;
  4479. opj_write_bytes(l_current_data, 0,
  4480. 1); /* Srgn */
  4481. ++l_current_data;
  4482. opj_write_bytes(l_current_data, (OPJ_UINT32)l_tccp->roishift,
  4483. 1); /* SPrgn */
  4484. ++l_current_data;
  4485. if (opj_stream_write_data(p_stream,
  4486. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_rgn_size,
  4487. p_manager) != l_rgn_size) {
  4488. return OPJ_FALSE;
  4489. }
  4490. return OPJ_TRUE;
  4491. }
  4492. static OPJ_BOOL opj_j2k_write_eoc(opj_j2k_t *p_j2k,
  4493. opj_stream_private_t *p_stream,
  4494. opj_event_mgr_t * p_manager
  4495. )
  4496. {
  4497. /* preconditions */
  4498. assert(p_j2k != 00);
  4499. assert(p_manager != 00);
  4500. assert(p_stream != 00);
  4501. opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_header_tile_data,
  4502. J2K_MS_EOC, 2); /* EOC */
  4503. /* UniPG>> */
  4504. #ifdef USE_JPWL
  4505. /* update markers struct */
  4506. /*
  4507. OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_EOC, p_stream_tell(p_stream) - 2, 2);
  4508. */
  4509. #endif /* USE_JPWL */
  4510. if (opj_stream_write_data(p_stream,
  4511. p_j2k->m_specific_param.m_encoder.m_header_tile_data, 2, p_manager) != 2) {
  4512. return OPJ_FALSE;
  4513. }
  4514. if (! opj_stream_flush(p_stream, p_manager)) {
  4515. return OPJ_FALSE;
  4516. }
  4517. return OPJ_TRUE;
  4518. }
  4519. /**
  4520. * Reads a RGN marker (Region Of Interest)
  4521. *
  4522. * @param p_header_data the data contained in the POC box.
  4523. * @param p_j2k the jpeg2000 codec.
  4524. * @param p_header_size the size of the data contained in the POC marker.
  4525. * @param p_manager the user event manager.
  4526. */
  4527. static OPJ_BOOL opj_j2k_read_rgn(opj_j2k_t *p_j2k,
  4528. OPJ_BYTE * p_header_data,
  4529. OPJ_UINT32 p_header_size,
  4530. opj_event_mgr_t * p_manager
  4531. )
  4532. {
  4533. OPJ_UINT32 l_nb_comp;
  4534. opj_image_t * l_image = 00;
  4535. opj_cp_t *l_cp = 00;
  4536. opj_tcp_t *l_tcp = 00;
  4537. OPJ_UINT32 l_comp_room, l_comp_no, l_roi_sty;
  4538. /* preconditions*/
  4539. assert(p_header_data != 00);
  4540. assert(p_j2k != 00);
  4541. assert(p_manager != 00);
  4542. l_image = p_j2k->m_private_image;
  4543. l_nb_comp = l_image->numcomps;
  4544. if (l_nb_comp <= 256) {
  4545. l_comp_room = 1;
  4546. } else {
  4547. l_comp_room = 2;
  4548. }
  4549. if (p_header_size != 2 + l_comp_room) {
  4550. opj_event_msg(p_manager, EVT_ERROR, "Error reading RGN marker\n");
  4551. return OPJ_FALSE;
  4552. }
  4553. l_cp = &(p_j2k->m_cp);
  4554. l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
  4555. &l_cp->tcps[p_j2k->m_current_tile_number] :
  4556. p_j2k->m_specific_param.m_decoder.m_default_tcp;
  4557. opj_read_bytes(p_header_data, &l_comp_no, l_comp_room); /* Crgn */
  4558. p_header_data += l_comp_room;
  4559. opj_read_bytes(p_header_data, &l_roi_sty,
  4560. 1); /* Srgn */
  4561. ++p_header_data;
  4562. #ifdef USE_JPWL
  4563. if (l_cp->correct) {
  4564. /* totlen is negative or larger than the bytes left!!! */
  4565. if (l_comp_room >= l_nb_comp) {
  4566. opj_event_msg(p_manager, EVT_ERROR,
  4567. "JPWL: bad component number in RGN (%d when there are only %d)\n",
  4568. l_comp_room, l_nb_comp);
  4569. if (!JPWL_ASSUME) {
  4570. opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
  4571. return OPJ_FALSE;
  4572. }
  4573. }
  4574. };
  4575. #endif /* USE_JPWL */
  4576. /* testcase 3635.pdf.asan.77.2930 */
  4577. if (l_comp_no >= l_nb_comp) {
  4578. opj_event_msg(p_manager, EVT_ERROR,
  4579. "bad component number in RGN (%d when there are only %d)\n",
  4580. l_comp_no, l_nb_comp);
  4581. return OPJ_FALSE;
  4582. }
  4583. opj_read_bytes(p_header_data,
  4584. (OPJ_UINT32 *)(&(l_tcp->tccps[l_comp_no].roishift)), 1); /* SPrgn */
  4585. ++p_header_data;
  4586. return OPJ_TRUE;
  4587. }
  4588. static OPJ_FLOAT32 opj_j2k_get_tp_stride(opj_tcp_t * p_tcp)
  4589. {
  4590. return (OPJ_FLOAT32)((p_tcp->m_nb_tile_parts - 1) * 14);
  4591. }
  4592. static OPJ_FLOAT32 opj_j2k_get_default_stride(opj_tcp_t * p_tcp)
  4593. {
  4594. (void)p_tcp;
  4595. return 0;
  4596. }
  4597. static OPJ_BOOL opj_j2k_update_rates(opj_j2k_t *p_j2k,
  4598. opj_stream_private_t *p_stream,
  4599. opj_event_mgr_t * p_manager)
  4600. {
  4601. opj_cp_t * l_cp = 00;
  4602. opj_image_t * l_image = 00;
  4603. opj_tcp_t * l_tcp = 00;
  4604. opj_image_comp_t * l_img_comp = 00;
  4605. OPJ_UINT32 i, j, k;
  4606. OPJ_INT32 l_x0, l_y0, l_x1, l_y1;
  4607. OPJ_FLOAT32 * l_rates = 0;
  4608. OPJ_FLOAT32 l_sot_remove;
  4609. OPJ_UINT32 l_bits_empty, l_size_pixel;
  4610. OPJ_UINT64 l_tile_size = 0;
  4611. OPJ_UINT32 l_last_res;
  4612. OPJ_FLOAT32(* l_tp_stride_func)(opj_tcp_t *) = 00;
  4613. /* preconditions */
  4614. assert(p_j2k != 00);
  4615. assert(p_manager != 00);
  4616. assert(p_stream != 00);
  4617. OPJ_UNUSED(p_manager);
  4618. l_cp = &(p_j2k->m_cp);
  4619. l_image = p_j2k->m_private_image;
  4620. l_tcp = l_cp->tcps;
  4621. l_bits_empty = 8 * l_image->comps->dx * l_image->comps->dy;
  4622. l_size_pixel = l_image->numcomps * l_image->comps->prec;
  4623. l_sot_remove = (OPJ_FLOAT32) opj_stream_tell(p_stream) / (OPJ_FLOAT32)(
  4624. l_cp->th * l_cp->tw);
  4625. if (l_cp->m_specific_param.m_enc.m_tp_on) {
  4626. l_tp_stride_func = opj_j2k_get_tp_stride;
  4627. } else {
  4628. l_tp_stride_func = opj_j2k_get_default_stride;
  4629. }
  4630. for (i = 0; i < l_cp->th; ++i) {
  4631. for (j = 0; j < l_cp->tw; ++j) {
  4632. OPJ_FLOAT32 l_offset = (OPJ_FLOAT32)(*l_tp_stride_func)(l_tcp) /
  4633. (OPJ_FLOAT32)l_tcp->numlayers;
  4634. /* 4 borders of the tile rescale on the image if necessary */
  4635. l_x0 = opj_int_max((OPJ_INT32)(l_cp->tx0 + j * l_cp->tdx),
  4636. (OPJ_INT32)l_image->x0);
  4637. l_y0 = opj_int_max((OPJ_INT32)(l_cp->ty0 + i * l_cp->tdy),
  4638. (OPJ_INT32)l_image->y0);
  4639. l_x1 = opj_int_min((OPJ_INT32)(l_cp->tx0 + (j + 1) * l_cp->tdx),
  4640. (OPJ_INT32)l_image->x1);
  4641. l_y1 = opj_int_min((OPJ_INT32)(l_cp->ty0 + (i + 1) * l_cp->tdy),
  4642. (OPJ_INT32)l_image->y1);
  4643. l_rates = l_tcp->rates;
  4644. /* Modification of the RATE >> */
  4645. for (k = 0; k < l_tcp->numlayers; ++k) {
  4646. if (*l_rates > 0.0f) {
  4647. *l_rates = (OPJ_FLOAT32)(((OPJ_FLOAT64)l_size_pixel * (OPJ_UINT32)(
  4648. l_x1 - l_x0) *
  4649. (OPJ_UINT32)(l_y1 - l_y0))
  4650. / ((*l_rates) * (OPJ_FLOAT32)l_bits_empty))
  4651. -
  4652. l_offset;
  4653. }
  4654. ++l_rates;
  4655. }
  4656. ++l_tcp;
  4657. }
  4658. }
  4659. l_tcp = l_cp->tcps;
  4660. for (i = 0; i < l_cp->th; ++i) {
  4661. for (j = 0; j < l_cp->tw; ++j) {
  4662. l_rates = l_tcp->rates;
  4663. if (*l_rates > 0.0f) {
  4664. *l_rates -= l_sot_remove;
  4665. if (*l_rates < 30.0f) {
  4666. *l_rates = 30.0f;
  4667. }
  4668. }
  4669. ++l_rates;
  4670. l_last_res = l_tcp->numlayers - 1;
  4671. for (k = 1; k < l_last_res; ++k) {
  4672. if (*l_rates > 0.0f) {
  4673. *l_rates -= l_sot_remove;
  4674. if (*l_rates < * (l_rates - 1) + 10.0f) {
  4675. *l_rates = (*(l_rates - 1)) + 20.0f;
  4676. }
  4677. }
  4678. ++l_rates;
  4679. }
  4680. if (*l_rates > 0.0f) {
  4681. *l_rates -= (l_sot_remove + 2.f);
  4682. if (*l_rates < * (l_rates - 1) + 10.0f) {
  4683. *l_rates = (*(l_rates - 1)) + 20.0f;
  4684. }
  4685. }
  4686. ++l_tcp;
  4687. }
  4688. }
  4689. l_img_comp = l_image->comps;
  4690. l_tile_size = 0;
  4691. for (i = 0; i < l_image->numcomps; ++i) {
  4692. l_tile_size += (OPJ_UINT64)opj_uint_ceildiv(l_cp->tdx, l_img_comp->dx)
  4693. *
  4694. opj_uint_ceildiv(l_cp->tdy, l_img_comp->dy)
  4695. *
  4696. l_img_comp->prec;
  4697. ++l_img_comp;
  4698. }
  4699. /* TODO: where does this magic value come from ? */
  4700. /* This used to be 1.3 / 8, but with random data and very small code */
  4701. /* block sizes, this is not enough. For example with */
  4702. /* bin/test_tile_encoder 1 256 256 32 32 8 0 reversible_with_precinct.j2k 4 4 3 0 0 1 16 16 */
  4703. /* TODO revise this to take into account the overhead linked to the */
  4704. /* number of packets and number of code blocks in packets */
  4705. l_tile_size = (OPJ_UINT64)((double)l_tile_size * 1.4 / 8);
  4706. /* Arbitrary amount to make the following work: */
  4707. /* bin/test_tile_encoder 1 256 256 17 16 8 0 reversible_no_precinct.j2k 4 4 3 0 0 1 */
  4708. l_tile_size += 500;
  4709. l_tile_size += opj_j2k_get_specific_header_sizes(p_j2k);
  4710. if (l_tile_size > UINT_MAX) {
  4711. l_tile_size = UINT_MAX;
  4712. }
  4713. p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = (OPJ_UINT32)l_tile_size;
  4714. p_j2k->m_specific_param.m_encoder.m_encoded_tile_data =
  4715. (OPJ_BYTE *) opj_malloc(p_j2k->m_specific_param.m_encoder.m_encoded_tile_size);
  4716. if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data == 00) {
  4717. opj_event_msg(p_manager, EVT_ERROR,
  4718. "Not enough memory to allocate m_encoded_tile_data. %u MB required\n",
  4719. (OPJ_UINT32)(l_tile_size / 1024 / 1024));
  4720. return OPJ_FALSE;
  4721. }
  4722. if (p_j2k->m_specific_param.m_encoder.m_TLM) {
  4723. p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer =
  4724. (OPJ_BYTE *) opj_malloc(6 *
  4725. p_j2k->m_specific_param.m_encoder.m_total_tile_parts);
  4726. if (! p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
  4727. return OPJ_FALSE;
  4728. }
  4729. p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current =
  4730. p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer;
  4731. }
  4732. return OPJ_TRUE;
  4733. }
  4734. #if 0
  4735. static OPJ_BOOL opj_j2k_read_eoc(opj_j2k_t *p_j2k,
  4736. opj_stream_private_t *p_stream,
  4737. opj_event_mgr_t * p_manager)
  4738. {
  4739. OPJ_UINT32 i;
  4740. opj_tcd_t * l_tcd = 00;
  4741. OPJ_UINT32 l_nb_tiles;
  4742. opj_tcp_t * l_tcp = 00;
  4743. OPJ_BOOL l_success;
  4744. /* preconditions */
  4745. assert(p_j2k != 00);
  4746. assert(p_manager != 00);
  4747. assert(p_stream != 00);
  4748. l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
  4749. l_tcp = p_j2k->m_cp.tcps;
  4750. l_tcd = opj_tcd_create(OPJ_TRUE);
  4751. if (l_tcd == 00) {
  4752. opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
  4753. return OPJ_FALSE;
  4754. }
  4755. for (i = 0; i < l_nb_tiles; ++i) {
  4756. if (l_tcp->m_data) {
  4757. if (! opj_tcd_init_decode_tile(l_tcd, i)) {
  4758. opj_tcd_destroy(l_tcd);
  4759. opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
  4760. return OPJ_FALSE;
  4761. }
  4762. l_success = opj_tcd_decode_tile(l_tcd, l_tcp->m_data, l_tcp->m_data_size, i,
  4763. p_j2k->cstr_index);
  4764. /* cleanup */
  4765. if (! l_success) {
  4766. p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR;
  4767. break;
  4768. }
  4769. }
  4770. opj_j2k_tcp_destroy(l_tcp);
  4771. ++l_tcp;
  4772. }
  4773. opj_tcd_destroy(l_tcd);
  4774. return OPJ_TRUE;
  4775. }
  4776. #endif
  4777. static OPJ_BOOL opj_j2k_get_end_header(opj_j2k_t *p_j2k,
  4778. struct opj_stream_private *p_stream,
  4779. struct opj_event_mgr * p_manager)
  4780. {
  4781. /* preconditions */
  4782. assert(p_j2k != 00);
  4783. assert(p_manager != 00);
  4784. assert(p_stream != 00);
  4785. OPJ_UNUSED(p_manager);
  4786. p_j2k->cstr_index->main_head_end = opj_stream_tell(p_stream);
  4787. return OPJ_TRUE;
  4788. }
  4789. static OPJ_BOOL opj_j2k_write_mct_data_group(opj_j2k_t *p_j2k,
  4790. struct opj_stream_private *p_stream,
  4791. struct opj_event_mgr * p_manager)
  4792. {
  4793. OPJ_UINT32 i;
  4794. opj_simple_mcc_decorrelation_data_t * l_mcc_record;
  4795. opj_mct_data_t * l_mct_record;
  4796. opj_tcp_t * l_tcp;
  4797. /* preconditions */
  4798. assert(p_j2k != 00);
  4799. assert(p_stream != 00);
  4800. assert(p_manager != 00);
  4801. if (! opj_j2k_write_cbd(p_j2k, p_stream, p_manager)) {
  4802. return OPJ_FALSE;
  4803. }
  4804. l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
  4805. l_mct_record = l_tcp->m_mct_records;
  4806. for (i = 0; i < l_tcp->m_nb_mct_records; ++i) {
  4807. if (! opj_j2k_write_mct_record(p_j2k, l_mct_record, p_stream, p_manager)) {
  4808. return OPJ_FALSE;
  4809. }
  4810. ++l_mct_record;
  4811. }
  4812. l_mcc_record = l_tcp->m_mcc_records;
  4813. for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
  4814. if (! opj_j2k_write_mcc_record(p_j2k, l_mcc_record, p_stream, p_manager)) {
  4815. return OPJ_FALSE;
  4816. }
  4817. ++l_mcc_record;
  4818. }
  4819. if (! opj_j2k_write_mco(p_j2k, p_stream, p_manager)) {
  4820. return OPJ_FALSE;
  4821. }
  4822. return OPJ_TRUE;
  4823. }
  4824. static OPJ_BOOL opj_j2k_write_all_coc(
  4825. opj_j2k_t *p_j2k,
  4826. struct opj_stream_private *p_stream,
  4827. struct opj_event_mgr * p_manager)
  4828. {
  4829. OPJ_UINT32 compno;
  4830. /* preconditions */
  4831. assert(p_j2k != 00);
  4832. assert(p_manager != 00);
  4833. assert(p_stream != 00);
  4834. for (compno = 1; compno < p_j2k->m_private_image->numcomps; ++compno) {
  4835. /* cod is first component of first tile */
  4836. if (! opj_j2k_compare_coc(p_j2k, 0, compno)) {
  4837. if (! opj_j2k_write_coc(p_j2k, compno, p_stream, p_manager)) {
  4838. return OPJ_FALSE;
  4839. }
  4840. }
  4841. }
  4842. return OPJ_TRUE;
  4843. }
  4844. static OPJ_BOOL opj_j2k_write_all_qcc(
  4845. opj_j2k_t *p_j2k,
  4846. struct opj_stream_private *p_stream,
  4847. struct opj_event_mgr * p_manager)
  4848. {
  4849. OPJ_UINT32 compno;
  4850. /* preconditions */
  4851. assert(p_j2k != 00);
  4852. assert(p_manager != 00);
  4853. assert(p_stream != 00);
  4854. for (compno = 1; compno < p_j2k->m_private_image->numcomps; ++compno) {
  4855. /* qcd is first component of first tile */
  4856. if (! opj_j2k_compare_qcc(p_j2k, 0, compno)) {
  4857. if (! opj_j2k_write_qcc(p_j2k, compno, p_stream, p_manager)) {
  4858. return OPJ_FALSE;
  4859. }
  4860. }
  4861. }
  4862. return OPJ_TRUE;
  4863. }
  4864. static OPJ_BOOL opj_j2k_write_regions(opj_j2k_t *p_j2k,
  4865. struct opj_stream_private *p_stream,
  4866. struct opj_event_mgr * p_manager)
  4867. {
  4868. OPJ_UINT32 compno;
  4869. const opj_tccp_t *l_tccp = 00;
  4870. /* preconditions */
  4871. assert(p_j2k != 00);
  4872. assert(p_manager != 00);
  4873. assert(p_stream != 00);
  4874. l_tccp = p_j2k->m_cp.tcps->tccps;
  4875. for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno) {
  4876. if (l_tccp->roishift) {
  4877. if (! opj_j2k_write_rgn(p_j2k, 0, compno, p_j2k->m_private_image->numcomps,
  4878. p_stream, p_manager)) {
  4879. return OPJ_FALSE;
  4880. }
  4881. }
  4882. ++l_tccp;
  4883. }
  4884. return OPJ_TRUE;
  4885. }
  4886. static OPJ_BOOL opj_j2k_write_epc(opj_j2k_t *p_j2k,
  4887. struct opj_stream_private *p_stream,
  4888. struct opj_event_mgr * p_manager)
  4889. {
  4890. opj_codestream_index_t * l_cstr_index = 00;
  4891. /* preconditions */
  4892. assert(p_j2k != 00);
  4893. assert(p_manager != 00);
  4894. assert(p_stream != 00);
  4895. OPJ_UNUSED(p_manager);
  4896. l_cstr_index = p_j2k->cstr_index;
  4897. if (l_cstr_index) {
  4898. l_cstr_index->codestream_size = (OPJ_UINT64)opj_stream_tell(p_stream);
  4899. /* UniPG>> */
  4900. /* The following adjustment is done to adjust the codestream size */
  4901. /* if SOD is not at 0 in the buffer. Useful in case of JP2, where */
  4902. /* the first bunch of bytes is not in the codestream */
  4903. l_cstr_index->codestream_size -= (OPJ_UINT64)l_cstr_index->main_head_start;
  4904. /* <<UniPG */
  4905. }
  4906. #ifdef USE_JPWL
  4907. /* preparation of JPWL marker segments */
  4908. #if 0
  4909. if (cp->epc_on) {
  4910. /* encode according to JPWL */
  4911. jpwl_encode(p_j2k, p_stream, image);
  4912. }
  4913. #endif
  4914. assert(0 && "TODO");
  4915. #endif /* USE_JPWL */
  4916. return OPJ_TRUE;
  4917. }
  4918. static OPJ_BOOL opj_j2k_read_unk(opj_j2k_t *p_j2k,
  4919. opj_stream_private_t *p_stream,
  4920. OPJ_UINT32 *output_marker,
  4921. opj_event_mgr_t * p_manager
  4922. )
  4923. {
  4924. OPJ_UINT32 l_unknown_marker;
  4925. const opj_dec_memory_marker_handler_t * l_marker_handler;
  4926. OPJ_UINT32 l_size_unk = 2;
  4927. /* preconditions*/
  4928. assert(p_j2k != 00);
  4929. assert(p_manager != 00);
  4930. assert(p_stream != 00);
  4931. opj_event_msg(p_manager, EVT_WARNING, "Unknown marker\n");
  4932. for (;;) {
  4933. /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
  4934. if (opj_stream_read_data(p_stream,
  4935. p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
  4936. opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
  4937. return OPJ_FALSE;
  4938. }
  4939. /* read 2 bytes as the new marker ID*/
  4940. opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
  4941. &l_unknown_marker, 2);
  4942. if (!(l_unknown_marker < 0xff00)) {
  4943. /* Get the marker handler from the marker ID*/
  4944. l_marker_handler = opj_j2k_get_marker_handler(l_unknown_marker);
  4945. if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
  4946. opj_event_msg(p_manager, EVT_ERROR,
  4947. "Marker is not compliant with its position\n");
  4948. return OPJ_FALSE;
  4949. } else {
  4950. if (l_marker_handler->id != J2K_MS_UNK) {
  4951. /* Add the marker to the codestream index*/
  4952. if (l_marker_handler->id != J2K_MS_SOT) {
  4953. OPJ_BOOL res = opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_UNK,
  4954. (OPJ_UINT32) opj_stream_tell(p_stream) - l_size_unk,
  4955. l_size_unk);
  4956. if (res == OPJ_FALSE) {
  4957. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
  4958. return OPJ_FALSE;
  4959. }
  4960. }
  4961. break; /* next marker is known and well located */
  4962. } else {
  4963. l_size_unk += 2;
  4964. }
  4965. }
  4966. }
  4967. }
  4968. *output_marker = l_marker_handler->id ;
  4969. return OPJ_TRUE;
  4970. }
  4971. static OPJ_BOOL opj_j2k_write_mct_record(opj_j2k_t *p_j2k,
  4972. opj_mct_data_t * p_mct_record,
  4973. struct opj_stream_private *p_stream,
  4974. struct opj_event_mgr * p_manager)
  4975. {
  4976. OPJ_UINT32 l_mct_size;
  4977. OPJ_BYTE * l_current_data = 00;
  4978. OPJ_UINT32 l_tmp;
  4979. /* preconditions */
  4980. assert(p_j2k != 00);
  4981. assert(p_manager != 00);
  4982. assert(p_stream != 00);
  4983. l_mct_size = 10 + p_mct_record->m_data_size;
  4984. if (l_mct_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
  4985. OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
  4986. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size);
  4987. if (! new_header_tile_data) {
  4988. opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
  4989. p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
  4990. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
  4991. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCT marker\n");
  4992. return OPJ_FALSE;
  4993. }
  4994. p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
  4995. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mct_size;
  4996. }
  4997. l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  4998. opj_write_bytes(l_current_data, J2K_MS_MCT,
  4999. 2); /* MCT */
  5000. l_current_data += 2;
  5001. opj_write_bytes(l_current_data, l_mct_size - 2,
  5002. 2); /* Lmct */
  5003. l_current_data += 2;
  5004. opj_write_bytes(l_current_data, 0,
  5005. 2); /* Zmct */
  5006. l_current_data += 2;
  5007. /* only one marker atm */
  5008. l_tmp = (p_mct_record->m_index & 0xff) | (p_mct_record->m_array_type << 8) |
  5009. (p_mct_record->m_element_type << 10);
  5010. opj_write_bytes(l_current_data, l_tmp, 2);
  5011. l_current_data += 2;
  5012. opj_write_bytes(l_current_data, 0,
  5013. 2); /* Ymct */
  5014. l_current_data += 2;
  5015. memcpy(l_current_data, p_mct_record->m_data, p_mct_record->m_data_size);
  5016. if (opj_stream_write_data(p_stream,
  5017. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size,
  5018. p_manager) != l_mct_size) {
  5019. return OPJ_FALSE;
  5020. }
  5021. return OPJ_TRUE;
  5022. }
  5023. /**
  5024. * Reads a MCT marker (Multiple Component Transform)
  5025. *
  5026. * @param p_header_data the data contained in the MCT box.
  5027. * @param p_j2k the jpeg2000 codec.
  5028. * @param p_header_size the size of the data contained in the MCT marker.
  5029. * @param p_manager the user event manager.
  5030. */
  5031. static OPJ_BOOL opj_j2k_read_mct(opj_j2k_t *p_j2k,
  5032. OPJ_BYTE * p_header_data,
  5033. OPJ_UINT32 p_header_size,
  5034. opj_event_mgr_t * p_manager
  5035. )
  5036. {
  5037. OPJ_UINT32 i;
  5038. opj_tcp_t *l_tcp = 00;
  5039. OPJ_UINT32 l_tmp;
  5040. OPJ_UINT32 l_indix;
  5041. opj_mct_data_t * l_mct_data;
  5042. /* preconditions */
  5043. assert(p_header_data != 00);
  5044. assert(p_j2k != 00);
  5045. l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
  5046. &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
  5047. p_j2k->m_specific_param.m_decoder.m_default_tcp;
  5048. if (p_header_size < 2) {
  5049. opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
  5050. return OPJ_FALSE;
  5051. }
  5052. /* first marker */
  5053. opj_read_bytes(p_header_data, &l_tmp, 2); /* Zmct */
  5054. p_header_data += 2;
  5055. if (l_tmp != 0) {
  5056. opj_event_msg(p_manager, EVT_WARNING,
  5057. "Cannot take in charge mct data within multiple MCT records\n");
  5058. return OPJ_TRUE;
  5059. }
  5060. if (p_header_size <= 6) {
  5061. opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
  5062. return OPJ_FALSE;
  5063. }
  5064. /* Imct -> no need for other values, take the first, type is double with decorrelation x0000 1101 0000 0000*/
  5065. opj_read_bytes(p_header_data, &l_tmp, 2); /* Imct */
  5066. p_header_data += 2;
  5067. l_indix = l_tmp & 0xff;
  5068. l_mct_data = l_tcp->m_mct_records;
  5069. for (i = 0; i < l_tcp->m_nb_mct_records; ++i) {
  5070. if (l_mct_data->m_index == l_indix) {
  5071. break;
  5072. }
  5073. ++l_mct_data;
  5074. }
  5075. /* NOT FOUND */
  5076. if (i == l_tcp->m_nb_mct_records) {
  5077. if (l_tcp->m_nb_mct_records == l_tcp->m_nb_max_mct_records) {
  5078. opj_mct_data_t *new_mct_records;
  5079. l_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
  5080. new_mct_records = (opj_mct_data_t *) opj_realloc(l_tcp->m_mct_records,
  5081. l_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
  5082. if (! new_mct_records) {
  5083. opj_free(l_tcp->m_mct_records);
  5084. l_tcp->m_mct_records = NULL;
  5085. l_tcp->m_nb_max_mct_records = 0;
  5086. l_tcp->m_nb_mct_records = 0;
  5087. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCT marker\n");
  5088. return OPJ_FALSE;
  5089. }
  5090. /* Update m_mcc_records[].m_offset_array and m_decorrelation_array
  5091. * to point to the new addresses */
  5092. if (new_mct_records != l_tcp->m_mct_records) {
  5093. for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
  5094. opj_simple_mcc_decorrelation_data_t* l_mcc_record =
  5095. &(l_tcp->m_mcc_records[i]);
  5096. if (l_mcc_record->m_decorrelation_array) {
  5097. l_mcc_record->m_decorrelation_array =
  5098. new_mct_records +
  5099. (l_mcc_record->m_decorrelation_array -
  5100. l_tcp->m_mct_records);
  5101. }
  5102. if (l_mcc_record->m_offset_array) {
  5103. l_mcc_record->m_offset_array =
  5104. new_mct_records +
  5105. (l_mcc_record->m_offset_array -
  5106. l_tcp->m_mct_records);
  5107. }
  5108. }
  5109. }
  5110. l_tcp->m_mct_records = new_mct_records;
  5111. l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
  5112. memset(l_mct_data, 0, (l_tcp->m_nb_max_mct_records - l_tcp->m_nb_mct_records) *
  5113. sizeof(opj_mct_data_t));
  5114. }
  5115. l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records;
  5116. ++l_tcp->m_nb_mct_records;
  5117. }
  5118. if (l_mct_data->m_data) {
  5119. opj_free(l_mct_data->m_data);
  5120. l_mct_data->m_data = 00;
  5121. l_mct_data->m_data_size = 0;
  5122. }
  5123. l_mct_data->m_index = l_indix;
  5124. l_mct_data->m_array_type = (J2K_MCT_ARRAY_TYPE)((l_tmp >> 8) & 3);
  5125. l_mct_data->m_element_type = (J2K_MCT_ELEMENT_TYPE)((l_tmp >> 10) & 3);
  5126. opj_read_bytes(p_header_data, &l_tmp, 2); /* Ymct */
  5127. p_header_data += 2;
  5128. if (l_tmp != 0) {
  5129. opj_event_msg(p_manager, EVT_WARNING,
  5130. "Cannot take in charge multiple MCT markers\n");
  5131. return OPJ_TRUE;
  5132. }
  5133. p_header_size -= 6;
  5134. l_mct_data->m_data = (OPJ_BYTE*)opj_malloc(p_header_size);
  5135. if (! l_mct_data->m_data) {
  5136. opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n");
  5137. return OPJ_FALSE;
  5138. }
  5139. memcpy(l_mct_data->m_data, p_header_data, p_header_size);
  5140. l_mct_data->m_data_size = p_header_size;
  5141. return OPJ_TRUE;
  5142. }
  5143. static OPJ_BOOL opj_j2k_write_mcc_record(opj_j2k_t *p_j2k,
  5144. struct opj_simple_mcc_decorrelation_data * p_mcc_record,
  5145. struct opj_stream_private *p_stream,
  5146. struct opj_event_mgr * p_manager)
  5147. {
  5148. OPJ_UINT32 i;
  5149. OPJ_UINT32 l_mcc_size;
  5150. OPJ_BYTE * l_current_data = 00;
  5151. OPJ_UINT32 l_nb_bytes_for_comp;
  5152. OPJ_UINT32 l_mask;
  5153. OPJ_UINT32 l_tmcc;
  5154. /* preconditions */
  5155. assert(p_j2k != 00);
  5156. assert(p_manager != 00);
  5157. assert(p_stream != 00);
  5158. if (p_mcc_record->m_nb_comps > 255) {
  5159. l_nb_bytes_for_comp = 2;
  5160. l_mask = 0x8000;
  5161. } else {
  5162. l_nb_bytes_for_comp = 1;
  5163. l_mask = 0;
  5164. }
  5165. l_mcc_size = p_mcc_record->m_nb_comps * 2 * l_nb_bytes_for_comp + 19;
  5166. if (l_mcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
  5167. OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
  5168. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size);
  5169. if (! new_header_tile_data) {
  5170. opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
  5171. p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
  5172. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
  5173. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCC marker\n");
  5174. return OPJ_FALSE;
  5175. }
  5176. p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
  5177. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mcc_size;
  5178. }
  5179. l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  5180. opj_write_bytes(l_current_data, J2K_MS_MCC,
  5181. 2); /* MCC */
  5182. l_current_data += 2;
  5183. opj_write_bytes(l_current_data, l_mcc_size - 2,
  5184. 2); /* Lmcc */
  5185. l_current_data += 2;
  5186. /* first marker */
  5187. opj_write_bytes(l_current_data, 0,
  5188. 2); /* Zmcc */
  5189. l_current_data += 2;
  5190. opj_write_bytes(l_current_data, p_mcc_record->m_index,
  5191. 1); /* Imcc -> no need for other values, take the first */
  5192. ++l_current_data;
  5193. /* only one marker atm */
  5194. opj_write_bytes(l_current_data, 0,
  5195. 2); /* Ymcc */
  5196. l_current_data += 2;
  5197. opj_write_bytes(l_current_data, 1,
  5198. 2); /* Qmcc -> number of collections -> 1 */
  5199. l_current_data += 2;
  5200. opj_write_bytes(l_current_data, 0x1,
  5201. 1); /* Xmcci type of component transformation -> array based decorrelation */
  5202. ++l_current_data;
  5203. opj_write_bytes(l_current_data, p_mcc_record->m_nb_comps | l_mask,
  5204. 2); /* Nmcci number of input components involved and size for each component offset = 8 bits */
  5205. l_current_data += 2;
  5206. for (i = 0; i < p_mcc_record->m_nb_comps; ++i) {
  5207. opj_write_bytes(l_current_data, i,
  5208. l_nb_bytes_for_comp); /* Cmccij Component offset*/
  5209. l_current_data += l_nb_bytes_for_comp;
  5210. }
  5211. opj_write_bytes(l_current_data, p_mcc_record->m_nb_comps | l_mask,
  5212. 2); /* Mmcci number of output components involved and size for each component offset = 8 bits */
  5213. l_current_data += 2;
  5214. for (i = 0; i < p_mcc_record->m_nb_comps; ++i) {
  5215. opj_write_bytes(l_current_data, i,
  5216. l_nb_bytes_for_comp); /* Wmccij Component offset*/
  5217. l_current_data += l_nb_bytes_for_comp;
  5218. }
  5219. l_tmcc = ((!p_mcc_record->m_is_irreversible) & 1U) << 16;
  5220. if (p_mcc_record->m_decorrelation_array) {
  5221. l_tmcc |= p_mcc_record->m_decorrelation_array->m_index;
  5222. }
  5223. if (p_mcc_record->m_offset_array) {
  5224. l_tmcc |= ((p_mcc_record->m_offset_array->m_index) << 8);
  5225. }
  5226. opj_write_bytes(l_current_data, l_tmcc,
  5227. 3); /* Tmcci : use MCT defined as number 1 and irreversible array based. */
  5228. l_current_data += 3;
  5229. if (opj_stream_write_data(p_stream,
  5230. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size,
  5231. p_manager) != l_mcc_size) {
  5232. return OPJ_FALSE;
  5233. }
  5234. return OPJ_TRUE;
  5235. }
  5236. static OPJ_BOOL opj_j2k_read_mcc(opj_j2k_t *p_j2k,
  5237. OPJ_BYTE * p_header_data,
  5238. OPJ_UINT32 p_header_size,
  5239. opj_event_mgr_t * p_manager)
  5240. {
  5241. OPJ_UINT32 i, j;
  5242. OPJ_UINT32 l_tmp;
  5243. OPJ_UINT32 l_indix;
  5244. opj_tcp_t * l_tcp;
  5245. opj_simple_mcc_decorrelation_data_t * l_mcc_record;
  5246. opj_mct_data_t * l_mct_data;
  5247. OPJ_UINT32 l_nb_collections;
  5248. OPJ_UINT32 l_nb_comps;
  5249. OPJ_UINT32 l_nb_bytes_by_comp;
  5250. OPJ_BOOL l_new_mcc = OPJ_FALSE;
  5251. /* preconditions */
  5252. assert(p_header_data != 00);
  5253. assert(p_j2k != 00);
  5254. assert(p_manager != 00);
  5255. l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
  5256. &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
  5257. p_j2k->m_specific_param.m_decoder.m_default_tcp;
  5258. if (p_header_size < 2) {
  5259. opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
  5260. return OPJ_FALSE;
  5261. }
  5262. /* first marker */
  5263. opj_read_bytes(p_header_data, &l_tmp, 2); /* Zmcc */
  5264. p_header_data += 2;
  5265. if (l_tmp != 0) {
  5266. opj_event_msg(p_manager, EVT_WARNING,
  5267. "Cannot take in charge multiple data spanning\n");
  5268. return OPJ_TRUE;
  5269. }
  5270. if (p_header_size < 7) {
  5271. opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
  5272. return OPJ_FALSE;
  5273. }
  5274. opj_read_bytes(p_header_data, &l_indix,
  5275. 1); /* Imcc -> no need for other values, take the first */
  5276. ++p_header_data;
  5277. l_mcc_record = l_tcp->m_mcc_records;
  5278. for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
  5279. if (l_mcc_record->m_index == l_indix) {
  5280. break;
  5281. }
  5282. ++l_mcc_record;
  5283. }
  5284. /** NOT FOUND */
  5285. if (i == l_tcp->m_nb_mcc_records) {
  5286. if (l_tcp->m_nb_mcc_records == l_tcp->m_nb_max_mcc_records) {
  5287. opj_simple_mcc_decorrelation_data_t *new_mcc_records;
  5288. l_tcp->m_nb_max_mcc_records += OPJ_J2K_MCC_DEFAULT_NB_RECORDS;
  5289. new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
  5290. l_tcp->m_mcc_records, l_tcp->m_nb_max_mcc_records * sizeof(
  5291. opj_simple_mcc_decorrelation_data_t));
  5292. if (! new_mcc_records) {
  5293. opj_free(l_tcp->m_mcc_records);
  5294. l_tcp->m_mcc_records = NULL;
  5295. l_tcp->m_nb_max_mcc_records = 0;
  5296. l_tcp->m_nb_mcc_records = 0;
  5297. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCC marker\n");
  5298. return OPJ_FALSE;
  5299. }
  5300. l_tcp->m_mcc_records = new_mcc_records;
  5301. l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
  5302. memset(l_mcc_record, 0, (l_tcp->m_nb_max_mcc_records - l_tcp->m_nb_mcc_records)
  5303. * sizeof(opj_simple_mcc_decorrelation_data_t));
  5304. }
  5305. l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records;
  5306. l_new_mcc = OPJ_TRUE;
  5307. }
  5308. l_mcc_record->m_index = l_indix;
  5309. /* only one marker atm */
  5310. opj_read_bytes(p_header_data, &l_tmp, 2); /* Ymcc */
  5311. p_header_data += 2;
  5312. if (l_tmp != 0) {
  5313. opj_event_msg(p_manager, EVT_WARNING,
  5314. "Cannot take in charge multiple data spanning\n");
  5315. return OPJ_TRUE;
  5316. }
  5317. opj_read_bytes(p_header_data, &l_nb_collections,
  5318. 2); /* Qmcc -> number of collections -> 1 */
  5319. p_header_data += 2;
  5320. if (l_nb_collections > 1) {
  5321. opj_event_msg(p_manager, EVT_WARNING,
  5322. "Cannot take in charge multiple collections\n");
  5323. return OPJ_TRUE;
  5324. }
  5325. p_header_size -= 7;
  5326. for (i = 0; i < l_nb_collections; ++i) {
  5327. if (p_header_size < 3) {
  5328. opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
  5329. return OPJ_FALSE;
  5330. }
  5331. opj_read_bytes(p_header_data, &l_tmp,
  5332. 1); /* Xmcci type of component transformation -> array based decorrelation */
  5333. ++p_header_data;
  5334. if (l_tmp != 1) {
  5335. opj_event_msg(p_manager, EVT_WARNING,
  5336. "Cannot take in charge collections other than array decorrelation\n");
  5337. return OPJ_TRUE;
  5338. }
  5339. opj_read_bytes(p_header_data, &l_nb_comps, 2);
  5340. p_header_data += 2;
  5341. p_header_size -= 3;
  5342. l_nb_bytes_by_comp = 1 + (l_nb_comps >> 15);
  5343. l_mcc_record->m_nb_comps = l_nb_comps & 0x7fff;
  5344. if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2)) {
  5345. opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
  5346. return OPJ_FALSE;
  5347. }
  5348. p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2);
  5349. for (j = 0; j < l_mcc_record->m_nb_comps; ++j) {
  5350. opj_read_bytes(p_header_data, &l_tmp,
  5351. l_nb_bytes_by_comp); /* Cmccij Component offset*/
  5352. p_header_data += l_nb_bytes_by_comp;
  5353. if (l_tmp != j) {
  5354. opj_event_msg(p_manager, EVT_WARNING,
  5355. "Cannot take in charge collections with indix shuffle\n");
  5356. return OPJ_TRUE;
  5357. }
  5358. }
  5359. opj_read_bytes(p_header_data, &l_nb_comps, 2);
  5360. p_header_data += 2;
  5361. l_nb_bytes_by_comp = 1 + (l_nb_comps >> 15);
  5362. l_nb_comps &= 0x7fff;
  5363. if (l_nb_comps != l_mcc_record->m_nb_comps) {
  5364. opj_event_msg(p_manager, EVT_WARNING,
  5365. "Cannot take in charge collections without same number of indixes\n");
  5366. return OPJ_TRUE;
  5367. }
  5368. if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3)) {
  5369. opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
  5370. return OPJ_FALSE;
  5371. }
  5372. p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3);
  5373. for (j = 0; j < l_mcc_record->m_nb_comps; ++j) {
  5374. opj_read_bytes(p_header_data, &l_tmp,
  5375. l_nb_bytes_by_comp); /* Wmccij Component offset*/
  5376. p_header_data += l_nb_bytes_by_comp;
  5377. if (l_tmp != j) {
  5378. opj_event_msg(p_manager, EVT_WARNING,
  5379. "Cannot take in charge collections with indix shuffle\n");
  5380. return OPJ_TRUE;
  5381. }
  5382. }
  5383. opj_read_bytes(p_header_data, &l_tmp, 3); /* Wmccij Component offset*/
  5384. p_header_data += 3;
  5385. l_mcc_record->m_is_irreversible = !((l_tmp >> 16) & 1);
  5386. l_mcc_record->m_decorrelation_array = 00;
  5387. l_mcc_record->m_offset_array = 00;
  5388. l_indix = l_tmp & 0xff;
  5389. if (l_indix != 0) {
  5390. l_mct_data = l_tcp->m_mct_records;
  5391. for (j = 0; j < l_tcp->m_nb_mct_records; ++j) {
  5392. if (l_mct_data->m_index == l_indix) {
  5393. l_mcc_record->m_decorrelation_array = l_mct_data;
  5394. break;
  5395. }
  5396. ++l_mct_data;
  5397. }
  5398. if (l_mcc_record->m_decorrelation_array == 00) {
  5399. opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
  5400. return OPJ_FALSE;
  5401. }
  5402. }
  5403. l_indix = (l_tmp >> 8) & 0xff;
  5404. if (l_indix != 0) {
  5405. l_mct_data = l_tcp->m_mct_records;
  5406. for (j = 0; j < l_tcp->m_nb_mct_records; ++j) {
  5407. if (l_mct_data->m_index == l_indix) {
  5408. l_mcc_record->m_offset_array = l_mct_data;
  5409. break;
  5410. }
  5411. ++l_mct_data;
  5412. }
  5413. if (l_mcc_record->m_offset_array == 00) {
  5414. opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
  5415. return OPJ_FALSE;
  5416. }
  5417. }
  5418. }
  5419. if (p_header_size != 0) {
  5420. opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n");
  5421. return OPJ_FALSE;
  5422. }
  5423. if (l_new_mcc) {
  5424. ++l_tcp->m_nb_mcc_records;
  5425. }
  5426. return OPJ_TRUE;
  5427. }
  5428. static OPJ_BOOL opj_j2k_write_mco(opj_j2k_t *p_j2k,
  5429. struct opj_stream_private *p_stream,
  5430. struct opj_event_mgr * p_manager
  5431. )
  5432. {
  5433. OPJ_BYTE * l_current_data = 00;
  5434. OPJ_UINT32 l_mco_size;
  5435. opj_tcp_t * l_tcp = 00;
  5436. opj_simple_mcc_decorrelation_data_t * l_mcc_record;
  5437. OPJ_UINT32 i;
  5438. /* preconditions */
  5439. assert(p_j2k != 00);
  5440. assert(p_manager != 00);
  5441. assert(p_stream != 00);
  5442. l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]);
  5443. l_mco_size = 5 + l_tcp->m_nb_mcc_records;
  5444. if (l_mco_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
  5445. OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
  5446. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size);
  5447. if (! new_header_tile_data) {
  5448. opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
  5449. p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
  5450. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
  5451. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCO marker\n");
  5452. return OPJ_FALSE;
  5453. }
  5454. p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
  5455. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mco_size;
  5456. }
  5457. l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  5458. opj_write_bytes(l_current_data, J2K_MS_MCO, 2); /* MCO */
  5459. l_current_data += 2;
  5460. opj_write_bytes(l_current_data, l_mco_size - 2, 2); /* Lmco */
  5461. l_current_data += 2;
  5462. opj_write_bytes(l_current_data, l_tcp->m_nb_mcc_records,
  5463. 1); /* Nmco : only one transform stage*/
  5464. ++l_current_data;
  5465. l_mcc_record = l_tcp->m_mcc_records;
  5466. for (i = 0; i < l_tcp->m_nb_mcc_records; ++i) {
  5467. opj_write_bytes(l_current_data, l_mcc_record->m_index,
  5468. 1); /* Imco -> use the mcc indicated by 1*/
  5469. ++l_current_data;
  5470. ++l_mcc_record;
  5471. }
  5472. if (opj_stream_write_data(p_stream,
  5473. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size,
  5474. p_manager) != l_mco_size) {
  5475. return OPJ_FALSE;
  5476. }
  5477. return OPJ_TRUE;
  5478. }
  5479. /**
  5480. * Reads a MCO marker (Multiple Component Transform Ordering)
  5481. *
  5482. * @param p_header_data the data contained in the MCO box.
  5483. * @param p_j2k the jpeg2000 codec.
  5484. * @param p_header_size the size of the data contained in the MCO marker.
  5485. * @param p_manager the user event manager.
  5486. */
  5487. static OPJ_BOOL opj_j2k_read_mco(opj_j2k_t *p_j2k,
  5488. OPJ_BYTE * p_header_data,
  5489. OPJ_UINT32 p_header_size,
  5490. opj_event_mgr_t * p_manager
  5491. )
  5492. {
  5493. OPJ_UINT32 l_tmp, i;
  5494. OPJ_UINT32 l_nb_stages;
  5495. opj_tcp_t * l_tcp;
  5496. opj_tccp_t * l_tccp;
  5497. opj_image_t * l_image;
  5498. /* preconditions */
  5499. assert(p_header_data != 00);
  5500. assert(p_j2k != 00);
  5501. assert(p_manager != 00);
  5502. l_image = p_j2k->m_private_image;
  5503. l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
  5504. &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] :
  5505. p_j2k->m_specific_param.m_decoder.m_default_tcp;
  5506. if (p_header_size < 1) {
  5507. opj_event_msg(p_manager, EVT_ERROR, "Error reading MCO marker\n");
  5508. return OPJ_FALSE;
  5509. }
  5510. opj_read_bytes(p_header_data, &l_nb_stages,
  5511. 1); /* Nmco : only one transform stage*/
  5512. ++p_header_data;
  5513. if (l_nb_stages > 1) {
  5514. opj_event_msg(p_manager, EVT_WARNING,
  5515. "Cannot take in charge multiple transformation stages.\n");
  5516. return OPJ_TRUE;
  5517. }
  5518. if (p_header_size != l_nb_stages + 1) {
  5519. opj_event_msg(p_manager, EVT_WARNING, "Error reading MCO marker\n");
  5520. return OPJ_FALSE;
  5521. }
  5522. l_tccp = l_tcp->tccps;
  5523. for (i = 0; i < l_image->numcomps; ++i) {
  5524. l_tccp->m_dc_level_shift = 0;
  5525. ++l_tccp;
  5526. }
  5527. if (l_tcp->m_mct_decoding_matrix) {
  5528. opj_free(l_tcp->m_mct_decoding_matrix);
  5529. l_tcp->m_mct_decoding_matrix = 00;
  5530. }
  5531. for (i = 0; i < l_nb_stages; ++i) {
  5532. opj_read_bytes(p_header_data, &l_tmp, 1);
  5533. ++p_header_data;
  5534. if (! opj_j2k_add_mct(l_tcp, p_j2k->m_private_image, l_tmp)) {
  5535. return OPJ_FALSE;
  5536. }
  5537. }
  5538. return OPJ_TRUE;
  5539. }
  5540. static OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image,
  5541. OPJ_UINT32 p_index)
  5542. {
  5543. OPJ_UINT32 i;
  5544. opj_simple_mcc_decorrelation_data_t * l_mcc_record;
  5545. opj_mct_data_t * l_deco_array, * l_offset_array;
  5546. OPJ_UINT32 l_data_size, l_mct_size, l_offset_size;
  5547. OPJ_UINT32 l_nb_elem;
  5548. OPJ_UINT32 * l_offset_data, * l_current_offset_data;
  5549. opj_tccp_t * l_tccp;
  5550. /* preconditions */
  5551. assert(p_tcp != 00);
  5552. l_mcc_record = p_tcp->m_mcc_records;
  5553. for (i = 0; i < p_tcp->m_nb_mcc_records; ++i) {
  5554. if (l_mcc_record->m_index == p_index) {
  5555. break;
  5556. }
  5557. }
  5558. if (i == p_tcp->m_nb_mcc_records) {
  5559. /** element discarded **/
  5560. return OPJ_TRUE;
  5561. }
  5562. if (l_mcc_record->m_nb_comps != p_image->numcomps) {
  5563. /** do not support number of comps != image */
  5564. return OPJ_TRUE;
  5565. }
  5566. l_deco_array = l_mcc_record->m_decorrelation_array;
  5567. if (l_deco_array) {
  5568. l_data_size = MCT_ELEMENT_SIZE[l_deco_array->m_element_type] * p_image->numcomps
  5569. * p_image->numcomps;
  5570. if (l_deco_array->m_data_size != l_data_size) {
  5571. return OPJ_FALSE;
  5572. }
  5573. l_nb_elem = p_image->numcomps * p_image->numcomps;
  5574. l_mct_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
  5575. p_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
  5576. if (! p_tcp->m_mct_decoding_matrix) {
  5577. return OPJ_FALSE;
  5578. }
  5579. j2k_mct_read_functions_to_float[l_deco_array->m_element_type](
  5580. l_deco_array->m_data, p_tcp->m_mct_decoding_matrix, l_nb_elem);
  5581. }
  5582. l_offset_array = l_mcc_record->m_offset_array;
  5583. if (l_offset_array) {
  5584. l_data_size = MCT_ELEMENT_SIZE[l_offset_array->m_element_type] *
  5585. p_image->numcomps;
  5586. if (l_offset_array->m_data_size != l_data_size) {
  5587. return OPJ_FALSE;
  5588. }
  5589. l_nb_elem = p_image->numcomps;
  5590. l_offset_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_UINT32);
  5591. l_offset_data = (OPJ_UINT32*)opj_malloc(l_offset_size);
  5592. if (! l_offset_data) {
  5593. return OPJ_FALSE;
  5594. }
  5595. j2k_mct_read_functions_to_int32[l_offset_array->m_element_type](
  5596. l_offset_array->m_data, l_offset_data, l_nb_elem);
  5597. l_tccp = p_tcp->tccps;
  5598. l_current_offset_data = l_offset_data;
  5599. for (i = 0; i < p_image->numcomps; ++i) {
  5600. l_tccp->m_dc_level_shift = (OPJ_INT32) * (l_current_offset_data++);
  5601. ++l_tccp;
  5602. }
  5603. opj_free(l_offset_data);
  5604. }
  5605. return OPJ_TRUE;
  5606. }
  5607. static OPJ_BOOL opj_j2k_write_cbd(opj_j2k_t *p_j2k,
  5608. struct opj_stream_private *p_stream,
  5609. struct opj_event_mgr * p_manager)
  5610. {
  5611. OPJ_UINT32 i;
  5612. OPJ_UINT32 l_cbd_size;
  5613. OPJ_BYTE * l_current_data = 00;
  5614. opj_image_t *l_image = 00;
  5615. opj_image_comp_t * l_comp = 00;
  5616. /* preconditions */
  5617. assert(p_j2k != 00);
  5618. assert(p_manager != 00);
  5619. assert(p_stream != 00);
  5620. l_image = p_j2k->m_private_image;
  5621. l_cbd_size = 6 + p_j2k->m_private_image->numcomps;
  5622. if (l_cbd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) {
  5623. OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(
  5624. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size);
  5625. if (! new_header_tile_data) {
  5626. opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
  5627. p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL;
  5628. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
  5629. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write CBD marker\n");
  5630. return OPJ_FALSE;
  5631. }
  5632. p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data;
  5633. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_cbd_size;
  5634. }
  5635. l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data;
  5636. opj_write_bytes(l_current_data, J2K_MS_CBD, 2); /* CBD */
  5637. l_current_data += 2;
  5638. opj_write_bytes(l_current_data, l_cbd_size - 2, 2); /* L_CBD */
  5639. l_current_data += 2;
  5640. opj_write_bytes(l_current_data, l_image->numcomps, 2); /* Ncbd */
  5641. l_current_data += 2;
  5642. l_comp = l_image->comps;
  5643. for (i = 0; i < l_image->numcomps; ++i) {
  5644. opj_write_bytes(l_current_data, (l_comp->sgnd << 7) | (l_comp->prec - 1),
  5645. 1); /* Component bit depth */
  5646. ++l_current_data;
  5647. ++l_comp;
  5648. }
  5649. if (opj_stream_write_data(p_stream,
  5650. p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size,
  5651. p_manager) != l_cbd_size) {
  5652. return OPJ_FALSE;
  5653. }
  5654. return OPJ_TRUE;
  5655. }
  5656. /**
  5657. * Reads a CBD marker (Component bit depth definition)
  5658. * @param p_header_data the data contained in the CBD box.
  5659. * @param p_j2k the jpeg2000 codec.
  5660. * @param p_header_size the size of the data contained in the CBD marker.
  5661. * @param p_manager the user event manager.
  5662. */
  5663. static OPJ_BOOL opj_j2k_read_cbd(opj_j2k_t *p_j2k,
  5664. OPJ_BYTE * p_header_data,
  5665. OPJ_UINT32 p_header_size,
  5666. opj_event_mgr_t * p_manager
  5667. )
  5668. {
  5669. OPJ_UINT32 l_nb_comp, l_num_comp;
  5670. OPJ_UINT32 l_comp_def;
  5671. OPJ_UINT32 i;
  5672. opj_image_comp_t * l_comp = 00;
  5673. /* preconditions */
  5674. assert(p_header_data != 00);
  5675. assert(p_j2k != 00);
  5676. assert(p_manager != 00);
  5677. l_num_comp = p_j2k->m_private_image->numcomps;
  5678. if (p_header_size != (p_j2k->m_private_image->numcomps + 2)) {
  5679. opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
  5680. return OPJ_FALSE;
  5681. }
  5682. opj_read_bytes(p_header_data, &l_nb_comp,
  5683. 2); /* Ncbd */
  5684. p_header_data += 2;
  5685. if (l_nb_comp != l_num_comp) {
  5686. opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n");
  5687. return OPJ_FALSE;
  5688. }
  5689. l_comp = p_j2k->m_private_image->comps;
  5690. for (i = 0; i < l_num_comp; ++i) {
  5691. opj_read_bytes(p_header_data, &l_comp_def,
  5692. 1); /* Component bit depth */
  5693. ++p_header_data;
  5694. l_comp->sgnd = (l_comp_def >> 7) & 1;
  5695. l_comp->prec = (l_comp_def & 0x7f) + 1;
  5696. if (l_comp->prec > 31) {
  5697. opj_event_msg(p_manager, EVT_ERROR,
  5698. "Invalid values for comp = %d : prec=%u (should be between 1 and 38 according to the JPEG2000 norm. OpenJpeg only supports up to 31)\n",
  5699. i, l_comp->prec);
  5700. return OPJ_FALSE;
  5701. }
  5702. ++l_comp;
  5703. }
  5704. return OPJ_TRUE;
  5705. }
  5706. /**
  5707. * Reads a CAP marker (extended capabilities definition). Empty implementation.
  5708. * Found in HTJ2K files.
  5709. *
  5710. * @param p_header_data the data contained in the CAP box.
  5711. * @param p_j2k the jpeg2000 codec.
  5712. * @param p_header_size the size of the data contained in the CAP marker.
  5713. * @param p_manager the user event manager.
  5714. */
  5715. static OPJ_BOOL opj_j2k_read_cap(opj_j2k_t *p_j2k,
  5716. OPJ_BYTE * p_header_data,
  5717. OPJ_UINT32 p_header_size,
  5718. opj_event_mgr_t * p_manager
  5719. )
  5720. {
  5721. /* preconditions */
  5722. assert(p_header_data != 00);
  5723. assert(p_j2k != 00);
  5724. assert(p_manager != 00);
  5725. (void)p_j2k;
  5726. (void)p_header_data;
  5727. (void)p_header_size;
  5728. (void)p_manager;
  5729. return OPJ_TRUE;
  5730. }
  5731. /**
  5732. * Reads a CPF marker (corresponding profile). Empty implementation. Found in HTJ2K files
  5733. * @param p_header_data the data contained in the CPF box.
  5734. * @param p_j2k the jpeg2000 codec.
  5735. * @param p_header_size the size of the data contained in the CPF marker.
  5736. * @param p_manager the user event manager.
  5737. */
  5738. static OPJ_BOOL opj_j2k_read_cpf(opj_j2k_t *p_j2k,
  5739. OPJ_BYTE * p_header_data,
  5740. OPJ_UINT32 p_header_size,
  5741. opj_event_mgr_t * p_manager
  5742. )
  5743. {
  5744. /* preconditions */
  5745. assert(p_header_data != 00);
  5746. assert(p_j2k != 00);
  5747. assert(p_manager != 00);
  5748. (void)p_j2k;
  5749. (void)p_header_data;
  5750. (void)p_header_size;
  5751. (void)p_manager;
  5752. return OPJ_TRUE;
  5753. }
  5754. /* ----------------------------------------------------------------------- */
  5755. /* J2K / JPT decoder interface */
  5756. /* ----------------------------------------------------------------------- */
  5757. void opj_j2k_setup_decoder(opj_j2k_t *j2k, opj_dparameters_t *parameters)
  5758. {
  5759. if (j2k && parameters) {
  5760. j2k->m_cp.m_specific_param.m_dec.m_layer = parameters->cp_layer;
  5761. j2k->m_cp.m_specific_param.m_dec.m_reduce = parameters->cp_reduce;
  5762. j2k->dump_state = (parameters->flags & OPJ_DPARAMETERS_DUMP_FLAG);
  5763. #ifdef USE_JPWL
  5764. j2k->m_cp.correct = parameters->jpwl_correct;
  5765. j2k->m_cp.exp_comps = parameters->jpwl_exp_comps;
  5766. j2k->m_cp.max_tiles = parameters->jpwl_max_tiles;
  5767. #endif /* USE_JPWL */
  5768. }
  5769. }
  5770. void opj_j2k_decoder_set_strict_mode(opj_j2k_t *j2k, OPJ_BOOL strict)
  5771. {
  5772. if (j2k) {
  5773. j2k->m_cp.strict = strict;
  5774. if (strict) {
  5775. j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked = 1;
  5776. }
  5777. }
  5778. }
  5779. OPJ_BOOL opj_j2k_set_threads(opj_j2k_t *j2k, OPJ_UINT32 num_threads)
  5780. {
  5781. /* Currently we pass the thread-pool to the tcd, so we cannot re-set it */
  5782. /* afterwards */
  5783. if (opj_has_thread_support() && j2k->m_tcd == NULL) {
  5784. opj_thread_pool_destroy(j2k->m_tp);
  5785. j2k->m_tp = NULL;
  5786. if (num_threads <= (OPJ_UINT32)INT_MAX) {
  5787. j2k->m_tp = opj_thread_pool_create((int)num_threads);
  5788. }
  5789. if (j2k->m_tp == NULL) {
  5790. j2k->m_tp = opj_thread_pool_create(0);
  5791. return OPJ_FALSE;
  5792. }
  5793. return OPJ_TRUE;
  5794. }
  5795. return OPJ_FALSE;
  5796. }
  5797. static int opj_j2k_get_default_thread_count(void)
  5798. {
  5799. const char* num_threads_str = getenv("OPJ_NUM_THREADS");
  5800. int num_cpus;
  5801. int num_threads;
  5802. if (num_threads_str == NULL || !opj_has_thread_support()) {
  5803. return 0;
  5804. }
  5805. num_cpus = opj_get_num_cpus();
  5806. if (strcmp(num_threads_str, "ALL_CPUS") == 0) {
  5807. return num_cpus;
  5808. }
  5809. if (num_cpus == 0) {
  5810. num_cpus = 32;
  5811. }
  5812. num_threads = atoi(num_threads_str);
  5813. if (num_threads < 0) {
  5814. num_threads = 0;
  5815. } else if (num_threads > 2 * num_cpus) {
  5816. num_threads = 2 * num_cpus;
  5817. }
  5818. return num_threads;
  5819. }
  5820. /* ----------------------------------------------------------------------- */
  5821. /* J2K encoder interface */
  5822. /* ----------------------------------------------------------------------- */
  5823. opj_j2k_t* opj_j2k_create_compress(void)
  5824. {
  5825. opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1, sizeof(opj_j2k_t));
  5826. if (!l_j2k) {
  5827. return NULL;
  5828. }
  5829. l_j2k->m_is_decoder = 0;
  5830. l_j2k->m_cp.m_is_decoder = 0;
  5831. l_j2k->m_specific_param.m_encoder.m_header_tile_data = (OPJ_BYTE *) opj_malloc(
  5832. OPJ_J2K_DEFAULT_HEADER_SIZE);
  5833. if (! l_j2k->m_specific_param.m_encoder.m_header_tile_data) {
  5834. opj_j2k_destroy(l_j2k);
  5835. return NULL;
  5836. }
  5837. l_j2k->m_specific_param.m_encoder.m_header_tile_data_size =
  5838. OPJ_J2K_DEFAULT_HEADER_SIZE;
  5839. /* validation list creation*/
  5840. l_j2k->m_validation_list = opj_procedure_list_create();
  5841. if (! l_j2k->m_validation_list) {
  5842. opj_j2k_destroy(l_j2k);
  5843. return NULL;
  5844. }
  5845. /* execution list creation*/
  5846. l_j2k->m_procedure_list = opj_procedure_list_create();
  5847. if (! l_j2k->m_procedure_list) {
  5848. opj_j2k_destroy(l_j2k);
  5849. return NULL;
  5850. }
  5851. l_j2k->m_tp = opj_thread_pool_create(opj_j2k_get_default_thread_count());
  5852. if (!l_j2k->m_tp) {
  5853. l_j2k->m_tp = opj_thread_pool_create(0);
  5854. }
  5855. if (!l_j2k->m_tp) {
  5856. opj_j2k_destroy(l_j2k);
  5857. return NULL;
  5858. }
  5859. return l_j2k;
  5860. }
  5861. static int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres)
  5862. {
  5863. POC[0].tile = 1;
  5864. POC[0].resno0 = 0;
  5865. POC[0].compno0 = 0;
  5866. POC[0].layno1 = 1;
  5867. POC[0].resno1 = (OPJ_UINT32)(numres - 1);
  5868. POC[0].compno1 = 3;
  5869. POC[0].prg1 = OPJ_CPRL;
  5870. POC[1].tile = 1;
  5871. POC[1].resno0 = (OPJ_UINT32)(numres - 1);
  5872. POC[1].compno0 = 0;
  5873. POC[1].layno1 = 1;
  5874. POC[1].resno1 = (OPJ_UINT32)numres;
  5875. POC[1].compno1 = 3;
  5876. POC[1].prg1 = OPJ_CPRL;
  5877. return 2;
  5878. }
  5879. static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters,
  5880. opj_image_t *image, opj_event_mgr_t *p_manager)
  5881. {
  5882. /* Configure cinema parameters */
  5883. int i;
  5884. /* No tiling */
  5885. parameters->tile_size_on = OPJ_FALSE;
  5886. parameters->cp_tdx = 1;
  5887. parameters->cp_tdy = 1;
  5888. /* One tile part for each component */
  5889. parameters->tp_flag = 'C';
  5890. parameters->tp_on = 1;
  5891. /* Tile and Image shall be at (0,0) */
  5892. parameters->cp_tx0 = 0;
  5893. parameters->cp_ty0 = 0;
  5894. parameters->image_offset_x0 = 0;
  5895. parameters->image_offset_y0 = 0;
  5896. /* Codeblock size= 32*32 */
  5897. parameters->cblockw_init = 32;
  5898. parameters->cblockh_init = 32;
  5899. /* Codeblock style: no mode switch enabled */
  5900. parameters->mode = 0;
  5901. /* No ROI */
  5902. parameters->roi_compno = -1;
  5903. /* No subsampling */
  5904. parameters->subsampling_dx = 1;
  5905. parameters->subsampling_dy = 1;
  5906. /* 9-7 transform */
  5907. parameters->irreversible = 1;
  5908. /* Number of layers */
  5909. if (parameters->tcp_numlayers > 1) {
  5910. opj_event_msg(p_manager, EVT_WARNING,
  5911. "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
  5912. "1 single quality layer"
  5913. "-> Number of layers forced to 1 (rather than %d)\n"
  5914. "-> Rate of the last layer (%3.1f) will be used",
  5915. parameters->tcp_numlayers,
  5916. parameters->tcp_rates[parameters->tcp_numlayers - 1]);
  5917. parameters->tcp_rates[0] = parameters->tcp_rates[parameters->tcp_numlayers - 1];
  5918. parameters->tcp_numlayers = 1;
  5919. }
  5920. /* Resolution levels */
  5921. switch (parameters->rsiz) {
  5922. case OPJ_PROFILE_CINEMA_2K:
  5923. if (parameters->numresolution > 6) {
  5924. opj_event_msg(p_manager, EVT_WARNING,
  5925. "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
  5926. "Number of decomposition levels <= 5\n"
  5927. "-> Number of decomposition levels forced to 5 (rather than %d)\n",
  5928. parameters->numresolution + 1);
  5929. parameters->numresolution = 6;
  5930. }
  5931. break;
  5932. case OPJ_PROFILE_CINEMA_4K:
  5933. if (parameters->numresolution < 2) {
  5934. opj_event_msg(p_manager, EVT_WARNING,
  5935. "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
  5936. "Number of decomposition levels >= 1 && <= 6\n"
  5937. "-> Number of decomposition levels forced to 1 (rather than %d)\n",
  5938. parameters->numresolution + 1);
  5939. parameters->numresolution = 1;
  5940. } else if (parameters->numresolution > 7) {
  5941. opj_event_msg(p_manager, EVT_WARNING,
  5942. "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
  5943. "Number of decomposition levels >= 1 && <= 6\n"
  5944. "-> Number of decomposition levels forced to 6 (rather than %d)\n",
  5945. parameters->numresolution + 1);
  5946. parameters->numresolution = 7;
  5947. }
  5948. break;
  5949. default :
  5950. break;
  5951. }
  5952. /* Precincts */
  5953. parameters->csty |= J2K_CP_CSTY_PRT;
  5954. if (parameters->numresolution == 1) {
  5955. parameters->res_spec = 1;
  5956. parameters->prcw_init[0] = 128;
  5957. parameters->prch_init[0] = 128;
  5958. } else {
  5959. parameters->res_spec = parameters->numresolution - 1;
  5960. for (i = 0; i < parameters->res_spec; i++) {
  5961. parameters->prcw_init[i] = 256;
  5962. parameters->prch_init[i] = 256;
  5963. }
  5964. }
  5965. /* The progression order shall be CPRL */
  5966. parameters->prog_order = OPJ_CPRL;
  5967. /* Progression order changes for 4K, disallowed for 2K */
  5968. if (parameters->rsiz == OPJ_PROFILE_CINEMA_4K) {
  5969. parameters->numpocs = (OPJ_UINT32)opj_j2k_initialise_4K_poc(parameters->POC,
  5970. parameters->numresolution);
  5971. } else {
  5972. parameters->numpocs = 0;
  5973. }
  5974. /* Limited bit-rate */
  5975. parameters->cp_disto_alloc = 1;
  5976. if (parameters->max_cs_size <= 0) {
  5977. /* No rate has been introduced, 24 fps is assumed */
  5978. parameters->max_cs_size = OPJ_CINEMA_24_CS;
  5979. opj_event_msg(p_manager, EVT_WARNING,
  5980. "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
  5981. "Maximum 1302083 compressed bytes @ 24fps\n"
  5982. "As no rate has been given, this limit will be used.\n");
  5983. } else if (parameters->max_cs_size > OPJ_CINEMA_24_CS) {
  5984. opj_event_msg(p_manager, EVT_WARNING,
  5985. "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
  5986. "Maximum 1302083 compressed bytes @ 24fps\n"
  5987. "-> Specified rate exceeds this limit. Rate will be forced to 1302083 bytes.\n");
  5988. parameters->max_cs_size = OPJ_CINEMA_24_CS;
  5989. }
  5990. if (parameters->max_comp_size <= 0) {
  5991. /* No rate has been introduced, 24 fps is assumed */
  5992. parameters->max_comp_size = OPJ_CINEMA_24_COMP;
  5993. opj_event_msg(p_manager, EVT_WARNING,
  5994. "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
  5995. "Maximum 1041666 compressed bytes @ 24fps\n"
  5996. "As no rate has been given, this limit will be used.\n");
  5997. } else if (parameters->max_comp_size > OPJ_CINEMA_24_COMP) {
  5998. opj_event_msg(p_manager, EVT_WARNING,
  5999. "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n"
  6000. "Maximum 1041666 compressed bytes @ 24fps\n"
  6001. "-> Specified rate exceeds this limit. Rate will be forced to 1041666 bytes.\n");
  6002. parameters->max_comp_size = OPJ_CINEMA_24_COMP;
  6003. }
  6004. parameters->tcp_rates[0] = (OPJ_FLOAT32)(image->numcomps * image->comps[0].w *
  6005. image->comps[0].h * image->comps[0].prec) /
  6006. (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx *
  6007. image->comps[0].dy);
  6008. }
  6009. static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz,
  6010. opj_event_mgr_t *p_manager)
  6011. {
  6012. OPJ_UINT32 i;
  6013. /* Number of components */
  6014. if (image->numcomps != 3) {
  6015. opj_event_msg(p_manager, EVT_WARNING,
  6016. "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
  6017. "3 components"
  6018. "-> Number of components of input image (%d) is not compliant\n"
  6019. "-> Non-profile-3 codestream will be generated\n",
  6020. image->numcomps);
  6021. return OPJ_FALSE;
  6022. }
  6023. /* Bitdepth */
  6024. for (i = 0; i < image->numcomps; i++) {
  6025. if ((image->comps[i].prec != 12) | (image->comps[i].sgnd)) {
  6026. char signed_str[] = "signed";
  6027. char unsigned_str[] = "unsigned";
  6028. char *tmp_str = image->comps[i].sgnd ? signed_str : unsigned_str;
  6029. opj_event_msg(p_manager, EVT_WARNING,
  6030. "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
  6031. "Precision of each component shall be 12 bits unsigned"
  6032. "-> At least component %d of input image (%d bits, %s) is not compliant\n"
  6033. "-> Non-profile-3 codestream will be generated\n",
  6034. i, image->comps[i].prec, tmp_str);
  6035. return OPJ_FALSE;
  6036. }
  6037. }
  6038. /* Image size */
  6039. switch (rsiz) {
  6040. case OPJ_PROFILE_CINEMA_2K:
  6041. if (((image->comps[0].w > 2048) | (image->comps[0].h > 1080))) {
  6042. opj_event_msg(p_manager, EVT_WARNING,
  6043. "JPEG 2000 Profile-3 (2k dc profile) requires:\n"
  6044. "width <= 2048 and height <= 1080\n"
  6045. "-> Input image size %d x %d is not compliant\n"
  6046. "-> Non-profile-3 codestream will be generated\n",
  6047. image->comps[0].w, image->comps[0].h);
  6048. return OPJ_FALSE;
  6049. }
  6050. break;
  6051. case OPJ_PROFILE_CINEMA_4K:
  6052. if (((image->comps[0].w > 4096) | (image->comps[0].h > 2160))) {
  6053. opj_event_msg(p_manager, EVT_WARNING,
  6054. "JPEG 2000 Profile-4 (4k dc profile) requires:\n"
  6055. "width <= 4096 and height <= 2160\n"
  6056. "-> Image size %d x %d is not compliant\n"
  6057. "-> Non-profile-4 codestream will be generated\n",
  6058. image->comps[0].w, image->comps[0].h);
  6059. return OPJ_FALSE;
  6060. }
  6061. break;
  6062. default :
  6063. break;
  6064. }
  6065. return OPJ_TRUE;
  6066. }
  6067. static int opj_j2k_get_imf_max_NL(opj_cparameters_t *parameters,
  6068. opj_image_t *image)
  6069. {
  6070. /* Decomposition levels */
  6071. const OPJ_UINT16 rsiz = parameters->rsiz;
  6072. const OPJ_UINT16 profile = OPJ_GET_IMF_PROFILE(rsiz);
  6073. const OPJ_UINT32 XTsiz = parameters->tile_size_on ? (OPJ_UINT32)
  6074. parameters->cp_tdx : image->x1;
  6075. switch (profile) {
  6076. case OPJ_PROFILE_IMF_2K:
  6077. return 5;
  6078. case OPJ_PROFILE_IMF_4K:
  6079. return 6;
  6080. case OPJ_PROFILE_IMF_8K:
  6081. return 7;
  6082. case OPJ_PROFILE_IMF_2K_R: {
  6083. if (XTsiz >= 2048) {
  6084. return 5;
  6085. } else if (XTsiz >= 1024) {
  6086. return 4;
  6087. }
  6088. break;
  6089. }
  6090. case OPJ_PROFILE_IMF_4K_R: {
  6091. if (XTsiz >= 4096) {
  6092. return 6;
  6093. } else if (XTsiz >= 2048) {
  6094. return 5;
  6095. } else if (XTsiz >= 1024) {
  6096. return 4;
  6097. }
  6098. break;
  6099. }
  6100. case OPJ_PROFILE_IMF_8K_R: {
  6101. if (XTsiz >= 8192) {
  6102. return 7;
  6103. } else if (XTsiz >= 4096) {
  6104. return 6;
  6105. } else if (XTsiz >= 2048) {
  6106. return 5;
  6107. } else if (XTsiz >= 1024) {
  6108. return 4;
  6109. }
  6110. break;
  6111. }
  6112. default:
  6113. break;
  6114. }
  6115. return -1;
  6116. }
  6117. static void opj_j2k_set_imf_parameters(opj_cparameters_t *parameters,
  6118. opj_image_t *image, opj_event_mgr_t *p_manager)
  6119. {
  6120. const OPJ_UINT16 rsiz = parameters->rsiz;
  6121. const OPJ_UINT16 profile = OPJ_GET_IMF_PROFILE(rsiz);
  6122. OPJ_UNUSED(p_manager);
  6123. /* Override defaults set by opj_set_default_encoder_parameters */
  6124. if (parameters->cblockw_init == OPJ_COMP_PARAM_DEFAULT_CBLOCKW &&
  6125. parameters->cblockh_init == OPJ_COMP_PARAM_DEFAULT_CBLOCKH) {
  6126. parameters->cblockw_init = 32;
  6127. parameters->cblockh_init = 32;
  6128. }
  6129. /* One tile part for each component */
  6130. parameters->tp_flag = 'C';
  6131. parameters->tp_on = 1;
  6132. if (parameters->prog_order == OPJ_COMP_PARAM_DEFAULT_PROG_ORDER) {
  6133. parameters->prog_order = OPJ_CPRL;
  6134. }
  6135. if (profile == OPJ_PROFILE_IMF_2K ||
  6136. profile == OPJ_PROFILE_IMF_4K ||
  6137. profile == OPJ_PROFILE_IMF_8K) {
  6138. /* 9-7 transform */
  6139. parameters->irreversible = 1;
  6140. }
  6141. /* Adjust the number of resolutions if set to its defaults */
  6142. if (parameters->numresolution == OPJ_COMP_PARAM_DEFAULT_NUMRESOLUTION &&
  6143. image->x0 == 0 &&
  6144. image->y0 == 0) {
  6145. const int max_NL = opj_j2k_get_imf_max_NL(parameters, image);
  6146. if (max_NL >= 0 && parameters->numresolution > max_NL) {
  6147. parameters->numresolution = max_NL + 1;
  6148. }
  6149. /* Note: below is generic logic */
  6150. if (!parameters->tile_size_on) {
  6151. while (parameters->numresolution > 0) {
  6152. if (image->x1 < (1U << ((OPJ_UINT32)parameters->numresolution - 1U))) {
  6153. parameters->numresolution --;
  6154. continue;
  6155. }
  6156. if (image->y1 < (1U << ((OPJ_UINT32)parameters->numresolution - 1U))) {
  6157. parameters->numresolution --;
  6158. continue;
  6159. }
  6160. break;
  6161. }
  6162. }
  6163. }
  6164. /* Set defaults precincts */
  6165. if (parameters->csty == 0) {
  6166. parameters->csty |= J2K_CP_CSTY_PRT;
  6167. if (parameters->numresolution == 1) {
  6168. parameters->res_spec = 1;
  6169. parameters->prcw_init[0] = 128;
  6170. parameters->prch_init[0] = 128;
  6171. } else {
  6172. int i;
  6173. parameters->res_spec = parameters->numresolution - 1;
  6174. for (i = 0; i < parameters->res_spec; i++) {
  6175. parameters->prcw_init[i] = 256;
  6176. parameters->prch_init[i] = 256;
  6177. }
  6178. }
  6179. }
  6180. }
  6181. /* Table A.53 from JPEG2000 standard */
  6182. static const OPJ_UINT16 tabMaxSubLevelFromMainLevel[] = {
  6183. 15, /* unspecified */
  6184. 1,
  6185. 1,
  6186. 1,
  6187. 2,
  6188. 3,
  6189. 4,
  6190. 5,
  6191. 6,
  6192. 7,
  6193. 8,
  6194. 9
  6195. };
  6196. static OPJ_BOOL opj_j2k_is_imf_compliant(opj_cparameters_t *parameters,
  6197. opj_image_t *image,
  6198. opj_event_mgr_t *p_manager)
  6199. {
  6200. OPJ_UINT32 i;
  6201. const OPJ_UINT16 rsiz = parameters->rsiz;
  6202. const OPJ_UINT16 profile = OPJ_GET_IMF_PROFILE(rsiz);
  6203. const OPJ_UINT16 mainlevel = OPJ_GET_IMF_MAINLEVEL(rsiz);
  6204. const OPJ_UINT16 sublevel = OPJ_GET_IMF_SUBLEVEL(rsiz);
  6205. const int NL = parameters->numresolution - 1;
  6206. const OPJ_UINT32 XTsiz = parameters->tile_size_on ? (OPJ_UINT32)
  6207. parameters->cp_tdx : image->x1;
  6208. OPJ_BOOL ret = OPJ_TRUE;
  6209. /* Validate mainlevel */
  6210. if (mainlevel > OPJ_IMF_MAINLEVEL_MAX) {
  6211. opj_event_msg(p_manager, EVT_WARNING,
  6212. "IMF profile require mainlevel <= 11.\n"
  6213. "-> %d is thus not compliant\n"
  6214. "-> Non-IMF codestream will be generated\n",
  6215. mainlevel);
  6216. ret = OPJ_FALSE;
  6217. } else {
  6218. /* Validate sublevel */
  6219. assert(sizeof(tabMaxSubLevelFromMainLevel) ==
  6220. (OPJ_IMF_MAINLEVEL_MAX + 1) * sizeof(tabMaxSubLevelFromMainLevel[0]));
  6221. if (sublevel > tabMaxSubLevelFromMainLevel[mainlevel]) {
  6222. opj_event_msg(p_manager, EVT_WARNING,
  6223. "IMF profile require sublevel <= %d for mainlevel = %d.\n"
  6224. "-> %d is thus not compliant\n"
  6225. "-> Non-IMF codestream will be generated\n",
  6226. tabMaxSubLevelFromMainLevel[mainlevel],
  6227. mainlevel,
  6228. sublevel);
  6229. ret = OPJ_FALSE;
  6230. }
  6231. }
  6232. /* Number of components */
  6233. if (image->numcomps > 3) {
  6234. opj_event_msg(p_manager, EVT_WARNING,
  6235. "IMF profiles require at most 3 components.\n"
  6236. "-> Number of components of input image (%d) is not compliant\n"
  6237. "-> Non-IMF codestream will be generated\n",
  6238. image->numcomps);
  6239. ret = OPJ_FALSE;
  6240. }
  6241. if (image->x0 != 0 || image->y0 != 0) {
  6242. opj_event_msg(p_manager, EVT_WARNING,
  6243. "IMF profiles require image origin to be at 0,0.\n"
  6244. "-> %d,%d is not compliant\n"
  6245. "-> Non-IMF codestream will be generated\n",
  6246. image->x0, image->y0 != 0);
  6247. ret = OPJ_FALSE;
  6248. }
  6249. if (parameters->cp_tx0 != 0 || parameters->cp_ty0 != 0) {
  6250. opj_event_msg(p_manager, EVT_WARNING,
  6251. "IMF profiles require tile origin to be at 0,0.\n"
  6252. "-> %d,%d is not compliant\n"
  6253. "-> Non-IMF codestream will be generated\n",
  6254. parameters->cp_tx0, parameters->cp_ty0);
  6255. ret = OPJ_FALSE;
  6256. }
  6257. if (parameters->tile_size_on) {
  6258. if (profile == OPJ_PROFILE_IMF_2K ||
  6259. profile == OPJ_PROFILE_IMF_4K ||
  6260. profile == OPJ_PROFILE_IMF_8K) {
  6261. if ((OPJ_UINT32)parameters->cp_tdx < image->x1 ||
  6262. (OPJ_UINT32)parameters->cp_tdy < image->y1) {
  6263. opj_event_msg(p_manager, EVT_WARNING,
  6264. "IMF 2K/4K/8K single tile profiles require tile to be greater or equal to image size.\n"
  6265. "-> %d,%d is lesser than %d,%d\n"
  6266. "-> Non-IMF codestream will be generated\n",
  6267. parameters->cp_tdx,
  6268. parameters->cp_tdy,
  6269. image->x1,
  6270. image->y1);
  6271. ret = OPJ_FALSE;
  6272. }
  6273. } else {
  6274. if ((OPJ_UINT32)parameters->cp_tdx >= image->x1 &&
  6275. (OPJ_UINT32)parameters->cp_tdy >= image->y1) {
  6276. /* ok */
  6277. } else if (parameters->cp_tdx == 1024 &&
  6278. parameters->cp_tdy == 1024) {
  6279. /* ok */
  6280. } else if (parameters->cp_tdx == 2048 &&
  6281. parameters->cp_tdy == 2048 &&
  6282. (profile == OPJ_PROFILE_IMF_4K ||
  6283. profile == OPJ_PROFILE_IMF_8K)) {
  6284. /* ok */
  6285. } else if (parameters->cp_tdx == 4096 &&
  6286. parameters->cp_tdy == 4096 &&
  6287. profile == OPJ_PROFILE_IMF_8K) {
  6288. /* ok */
  6289. } else {
  6290. opj_event_msg(p_manager, EVT_WARNING,
  6291. "IMF 2K_R/4K_R/8K_R single/multiple tile profiles "
  6292. "require tile to be greater or equal to image size,\n"
  6293. "or to be (1024,1024), or (2048,2048) for 4K_R/8K_R "
  6294. "or (4096,4096) for 8K_R.\n"
  6295. "-> %d,%d is non conformant\n"
  6296. "-> Non-IMF codestream will be generated\n",
  6297. parameters->cp_tdx,
  6298. parameters->cp_tdy);
  6299. ret = OPJ_FALSE;
  6300. }
  6301. }
  6302. }
  6303. /* Bitdepth */
  6304. for (i = 0; i < image->numcomps; i++) {
  6305. if (!(image->comps[i].prec >= 8 && image->comps[i].prec <= 16) ||
  6306. (image->comps[i].sgnd)) {
  6307. char signed_str[] = "signed";
  6308. char unsigned_str[] = "unsigned";
  6309. char *tmp_str = image->comps[i].sgnd ? signed_str : unsigned_str;
  6310. opj_event_msg(p_manager, EVT_WARNING,
  6311. "IMF profiles require precision of each component to b in [8-16] bits unsigned"
  6312. "-> At least component %d of input image (%d bits, %s) is not compliant\n"
  6313. "-> Non-IMF codestream will be generated\n",
  6314. i, image->comps[i].prec, tmp_str);
  6315. ret = OPJ_FALSE;
  6316. }
  6317. }
  6318. /* Sub-sampling */
  6319. for (i = 0; i < image->numcomps; i++) {
  6320. if (i == 0 && image->comps[i].dx != 1) {
  6321. opj_event_msg(p_manager, EVT_WARNING,
  6322. "IMF profiles require XRSiz1 == 1. Here it is set to %d.\n"
  6323. "-> Non-IMF codestream will be generated\n",
  6324. image->comps[i].dx);
  6325. ret = OPJ_FALSE;
  6326. }
  6327. if (i == 1 && image->comps[i].dx != 1 && image->comps[i].dx != 2) {
  6328. opj_event_msg(p_manager, EVT_WARNING,
  6329. "IMF profiles require XRSiz2 == 1 or 2. Here it is set to %d.\n"
  6330. "-> Non-IMF codestream will be generated\n",
  6331. image->comps[i].dx);
  6332. ret = OPJ_FALSE;
  6333. }
  6334. if (i > 1 && image->comps[i].dx != image->comps[i - 1].dx) {
  6335. opj_event_msg(p_manager, EVT_WARNING,
  6336. "IMF profiles require XRSiz%d to be the same as XRSiz2. "
  6337. "Here it is set to %d instead of %d.\n"
  6338. "-> Non-IMF codestream will be generated\n",
  6339. i + 1, image->comps[i].dx, image->comps[i - 1].dx);
  6340. ret = OPJ_FALSE;
  6341. }
  6342. if (image->comps[i].dy != 1) {
  6343. opj_event_msg(p_manager, EVT_WARNING,
  6344. "IMF profiles require YRsiz == 1. "
  6345. "Here it is set to %d for component %d.\n"
  6346. "-> Non-IMF codestream will be generated\n",
  6347. image->comps[i].dy, i);
  6348. ret = OPJ_FALSE;
  6349. }
  6350. }
  6351. /* Image size */
  6352. switch (profile) {
  6353. case OPJ_PROFILE_IMF_2K:
  6354. case OPJ_PROFILE_IMF_2K_R:
  6355. if (((image->comps[0].w > 2048) | (image->comps[0].h > 1556))) {
  6356. opj_event_msg(p_manager, EVT_WARNING,
  6357. "IMF 2K/2K_R profile require:\n"
  6358. "width <= 2048 and height <= 1556\n"
  6359. "-> Input image size %d x %d is not compliant\n"
  6360. "-> Non-IMF codestream will be generated\n",
  6361. image->comps[0].w, image->comps[0].h);
  6362. ret = OPJ_FALSE;
  6363. }
  6364. break;
  6365. case OPJ_PROFILE_IMF_4K:
  6366. case OPJ_PROFILE_IMF_4K_R:
  6367. if (((image->comps[0].w > 4096) | (image->comps[0].h > 3112))) {
  6368. opj_event_msg(p_manager, EVT_WARNING,
  6369. "IMF 4K/4K_R profile require:\n"
  6370. "width <= 4096 and height <= 3112\n"
  6371. "-> Input image size %d x %d is not compliant\n"
  6372. "-> Non-IMF codestream will be generated\n",
  6373. image->comps[0].w, image->comps[0].h);
  6374. ret = OPJ_FALSE;
  6375. }
  6376. break;
  6377. case OPJ_PROFILE_IMF_8K:
  6378. case OPJ_PROFILE_IMF_8K_R:
  6379. if (((image->comps[0].w > 8192) | (image->comps[0].h > 6224))) {
  6380. opj_event_msg(p_manager, EVT_WARNING,
  6381. "IMF 8K/8K_R profile require:\n"
  6382. "width <= 8192 and height <= 6224\n"
  6383. "-> Input image size %d x %d is not compliant\n"
  6384. "-> Non-IMF codestream will be generated\n",
  6385. image->comps[0].w, image->comps[0].h);
  6386. ret = OPJ_FALSE;
  6387. }
  6388. break;
  6389. default :
  6390. assert(0);
  6391. return OPJ_FALSE;
  6392. }
  6393. if (parameters->roi_compno != -1) {
  6394. opj_event_msg(p_manager, EVT_WARNING,
  6395. "IMF profile forbid RGN / region of interest marker.\n"
  6396. "-> Compression parameters specify a ROI\n"
  6397. "-> Non-IMF codestream will be generated\n");
  6398. ret = OPJ_FALSE;
  6399. }
  6400. if (parameters->cblockw_init != 32 || parameters->cblockh_init != 32) {
  6401. opj_event_msg(p_manager, EVT_WARNING,
  6402. "IMF profile require code block size to be 32x32.\n"
  6403. "-> Compression parameters set it to %dx%d.\n"
  6404. "-> Non-IMF codestream will be generated\n",
  6405. parameters->cblockw_init,
  6406. parameters->cblockh_init);
  6407. ret = OPJ_FALSE;
  6408. }
  6409. if (parameters->prog_order != OPJ_CPRL) {
  6410. opj_event_msg(p_manager, EVT_WARNING,
  6411. "IMF profile require progression order to be CPRL.\n"
  6412. "-> Compression parameters set it to %d.\n"
  6413. "-> Non-IMF codestream will be generated\n",
  6414. parameters->prog_order);
  6415. ret = OPJ_FALSE;
  6416. }
  6417. if (parameters->numpocs != 0) {
  6418. opj_event_msg(p_manager, EVT_WARNING,
  6419. "IMF profile forbid POC markers.\n"
  6420. "-> Compression parameters set %d POC.\n"
  6421. "-> Non-IMF codestream will be generated\n",
  6422. parameters->numpocs);
  6423. ret = OPJ_FALSE;
  6424. }
  6425. /* Codeblock style: no mode switch enabled */
  6426. if (parameters->mode != 0) {
  6427. opj_event_msg(p_manager, EVT_WARNING,
  6428. "IMF profile forbid mode switch in code block style.\n"
  6429. "-> Compression parameters set code block style to %d.\n"
  6430. "-> Non-IMF codestream will be generated\n",
  6431. parameters->mode);
  6432. ret = OPJ_FALSE;
  6433. }
  6434. if (profile == OPJ_PROFILE_IMF_2K ||
  6435. profile == OPJ_PROFILE_IMF_4K ||
  6436. profile == OPJ_PROFILE_IMF_8K) {
  6437. /* Expect 9-7 transform */
  6438. if (parameters->irreversible != 1) {
  6439. opj_event_msg(p_manager, EVT_WARNING,
  6440. "IMF 2K/4K/8K profiles require 9-7 Irreversible Transform.\n"
  6441. "-> Compression parameters set it to reversible.\n"
  6442. "-> Non-IMF codestream will be generated\n");
  6443. ret = OPJ_FALSE;
  6444. }
  6445. } else {
  6446. /* Expect 5-3 transform */
  6447. if (parameters->irreversible != 0) {
  6448. opj_event_msg(p_manager, EVT_WARNING,
  6449. "IMF 2K/4K/8K profiles require 5-3 reversible Transform.\n"
  6450. "-> Compression parameters set it to irreversible.\n"
  6451. "-> Non-IMF codestream will be generated\n");
  6452. ret = OPJ_FALSE;
  6453. }
  6454. }
  6455. /* Number of layers */
  6456. if (parameters->tcp_numlayers != 1) {
  6457. opj_event_msg(p_manager, EVT_WARNING,
  6458. "IMF 2K/4K/8K profiles require 1 single quality layer.\n"
  6459. "-> Number of layers is %d.\n"
  6460. "-> Non-IMF codestream will be generated\n",
  6461. parameters->tcp_numlayers);
  6462. ret = OPJ_FALSE;
  6463. }
  6464. /* Decomposition levels */
  6465. switch (profile) {
  6466. case OPJ_PROFILE_IMF_2K:
  6467. if (!(NL >= 1 && NL <= 5)) {
  6468. opj_event_msg(p_manager, EVT_WARNING,
  6469. "IMF 2K profile requires 1 <= NL <= 5:\n"
  6470. "-> Number of decomposition levels is %d.\n"
  6471. "-> Non-IMF codestream will be generated\n",
  6472. NL);
  6473. ret = OPJ_FALSE;
  6474. }
  6475. break;
  6476. case OPJ_PROFILE_IMF_4K:
  6477. if (!(NL >= 1 && NL <= 6)) {
  6478. opj_event_msg(p_manager, EVT_WARNING,
  6479. "IMF 4K profile requires 1 <= NL <= 6:\n"
  6480. "-> Number of decomposition levels is %d.\n"
  6481. "-> Non-IMF codestream will be generated\n",
  6482. NL);
  6483. ret = OPJ_FALSE;
  6484. }
  6485. break;
  6486. case OPJ_PROFILE_IMF_8K:
  6487. if (!(NL >= 1 && NL <= 7)) {
  6488. opj_event_msg(p_manager, EVT_WARNING,
  6489. "IMF 8K profile requires 1 <= NL <= 7:\n"
  6490. "-> Number of decomposition levels is %d.\n"
  6491. "-> Non-IMF codestream will be generated\n",
  6492. NL);
  6493. ret = OPJ_FALSE;
  6494. }
  6495. break;
  6496. case OPJ_PROFILE_IMF_2K_R: {
  6497. if (XTsiz >= 2048) {
  6498. if (!(NL >= 1 && NL <= 5)) {
  6499. opj_event_msg(p_manager, EVT_WARNING,
  6500. "IMF 2K_R profile requires 1 <= NL <= 5 for XTsiz >= 2048:\n"
  6501. "-> Number of decomposition levels is %d.\n"
  6502. "-> Non-IMF codestream will be generated\n",
  6503. NL);
  6504. ret = OPJ_FALSE;
  6505. }
  6506. } else if (XTsiz >= 1024) {
  6507. if (!(NL >= 1 && NL <= 4)) {
  6508. opj_event_msg(p_manager, EVT_WARNING,
  6509. "IMF 2K_R profile requires 1 <= NL <= 4 for XTsiz in [1024,2048[:\n"
  6510. "-> Number of decomposition levels is %d.\n"
  6511. "-> Non-IMF codestream will be generated\n",
  6512. NL);
  6513. ret = OPJ_FALSE;
  6514. }
  6515. }
  6516. break;
  6517. }
  6518. case OPJ_PROFILE_IMF_4K_R: {
  6519. if (XTsiz >= 4096) {
  6520. if (!(NL >= 1 && NL <= 6)) {
  6521. opj_event_msg(p_manager, EVT_WARNING,
  6522. "IMF 4K_R profile requires 1 <= NL <= 6 for XTsiz >= 4096:\n"
  6523. "-> Number of decomposition levels is %d.\n"
  6524. "-> Non-IMF codestream will be generated\n",
  6525. NL);
  6526. ret = OPJ_FALSE;
  6527. }
  6528. } else if (XTsiz >= 2048) {
  6529. if (!(NL >= 1 && NL <= 5)) {
  6530. opj_event_msg(p_manager, EVT_WARNING,
  6531. "IMF 4K_R profile requires 1 <= NL <= 5 for XTsiz in [2048,4096[:\n"
  6532. "-> Number of decomposition levels is %d.\n"
  6533. "-> Non-IMF codestream will be generated\n",
  6534. NL);
  6535. ret = OPJ_FALSE;
  6536. }
  6537. } else if (XTsiz >= 1024) {
  6538. if (!(NL >= 1 && NL <= 4)) {
  6539. opj_event_msg(p_manager, EVT_WARNING,
  6540. "IMF 4K_R profile requires 1 <= NL <= 4 for XTsiz in [1024,2048[:\n"
  6541. "-> Number of decomposition levels is %d.\n"
  6542. "-> Non-IMF codestream will be generated\n",
  6543. NL);
  6544. ret = OPJ_FALSE;
  6545. }
  6546. }
  6547. break;
  6548. }
  6549. case OPJ_PROFILE_IMF_8K_R: {
  6550. if (XTsiz >= 8192) {
  6551. if (!(NL >= 1 && NL <= 7)) {
  6552. opj_event_msg(p_manager, EVT_WARNING,
  6553. "IMF 4K_R profile requires 1 <= NL <= 7 for XTsiz >= 8192:\n"
  6554. "-> Number of decomposition levels is %d.\n"
  6555. "-> Non-IMF codestream will be generated\n",
  6556. NL);
  6557. ret = OPJ_FALSE;
  6558. }
  6559. } else if (XTsiz >= 4096) {
  6560. if (!(NL >= 1 && NL <= 6)) {
  6561. opj_event_msg(p_manager, EVT_WARNING,
  6562. "IMF 4K_R profile requires 1 <= NL <= 6 for XTsiz in [4096,8192[:\n"
  6563. "-> Number of decomposition levels is %d.\n"
  6564. "-> Non-IMF codestream will be generated\n",
  6565. NL);
  6566. ret = OPJ_FALSE;
  6567. }
  6568. } else if (XTsiz >= 2048) {
  6569. if (!(NL >= 1 && NL <= 5)) {
  6570. opj_event_msg(p_manager, EVT_WARNING,
  6571. "IMF 4K_R profile requires 1 <= NL <= 5 for XTsiz in [2048,4096[:\n"
  6572. "-> Number of decomposition levels is %d.\n"
  6573. "-> Non-IMF codestream will be generated\n",
  6574. NL);
  6575. ret = OPJ_FALSE;
  6576. }
  6577. } else if (XTsiz >= 1024) {
  6578. if (!(NL >= 1 && NL <= 4)) {
  6579. opj_event_msg(p_manager, EVT_WARNING,
  6580. "IMF 4K_R profile requires 1 <= NL <= 4 for XTsiz in [1024,2048[:\n"
  6581. "-> Number of decomposition levels is %d.\n"
  6582. "-> Non-IMF codestream will be generated\n",
  6583. NL);
  6584. ret = OPJ_FALSE;
  6585. }
  6586. }
  6587. break;
  6588. }
  6589. default:
  6590. break;
  6591. }
  6592. if (parameters->numresolution == 1) {
  6593. if (parameters->res_spec != 1 ||
  6594. parameters->prcw_init[0] != 128 ||
  6595. parameters->prch_init[0] != 128) {
  6596. opj_event_msg(p_manager, EVT_WARNING,
  6597. "IMF profiles require PPx = PPy = 7 for NLLL band, else 8.\n"
  6598. "-> Supplied values are different from that.\n"
  6599. "-> Non-IMF codestream will be generated\n");
  6600. ret = OPJ_FALSE;
  6601. }
  6602. } else {
  6603. int i;
  6604. for (i = 0; i < parameters->res_spec; i++) {
  6605. if (parameters->prcw_init[i] != 256 ||
  6606. parameters->prch_init[i] != 256) {
  6607. opj_event_msg(p_manager, EVT_WARNING,
  6608. "IMF profiles require PPx = PPy = 7 for NLLL band, else 8.\n"
  6609. "-> Supplied values are different from that.\n"
  6610. "-> Non-IMF codestream will be generated\n");
  6611. ret = OPJ_FALSE;
  6612. }
  6613. }
  6614. }
  6615. return ret;
  6616. }
  6617. OPJ_BOOL opj_j2k_setup_encoder(opj_j2k_t *p_j2k,
  6618. opj_cparameters_t *parameters,
  6619. opj_image_t *image,
  6620. opj_event_mgr_t * p_manager)
  6621. {
  6622. OPJ_UINT32 i, j, tileno, numpocs_tile;
  6623. opj_cp_t *cp = 00;
  6624. OPJ_UINT32 cblkw, cblkh;
  6625. if (!p_j2k || !parameters || ! image) {
  6626. return OPJ_FALSE;
  6627. }
  6628. if ((parameters->numresolution <= 0) ||
  6629. (parameters->numresolution > OPJ_J2K_MAXRLVLS)) {
  6630. opj_event_msg(p_manager, EVT_ERROR,
  6631. "Invalid number of resolutions : %d not in range [1,%d]\n",
  6632. parameters->numresolution, OPJ_J2K_MAXRLVLS);
  6633. return OPJ_FALSE;
  6634. }
  6635. if (parameters->cblockw_init < 4 || parameters->cblockw_init > 1024) {
  6636. opj_event_msg(p_manager, EVT_ERROR,
  6637. "Invalid value for cblockw_init: %d not a power of 2 in range [4,1024]\n",
  6638. parameters->cblockw_init);
  6639. return OPJ_FALSE;
  6640. }
  6641. if (parameters->cblockh_init < 4 || parameters->cblockh_init > 1024) {
  6642. opj_event_msg(p_manager, EVT_ERROR,
  6643. "Invalid value for cblockh_init: %d not a power of 2 not in range [4,1024]\n",
  6644. parameters->cblockh_init);
  6645. return OPJ_FALSE;
  6646. }
  6647. if (parameters->cblockw_init * parameters->cblockh_init > 4096) {
  6648. opj_event_msg(p_manager, EVT_ERROR,
  6649. "Invalid value for cblockw_init * cblockh_init: should be <= 4096\n");
  6650. return OPJ_FALSE;
  6651. }
  6652. cblkw = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockw_init);
  6653. cblkh = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockh_init);
  6654. if (parameters->cblockw_init != (1 << cblkw)) {
  6655. opj_event_msg(p_manager, EVT_ERROR,
  6656. "Invalid value for cblockw_init: %d not a power of 2 in range [4,1024]\n",
  6657. parameters->cblockw_init);
  6658. return OPJ_FALSE;
  6659. }
  6660. if (parameters->cblockh_init != (1 << cblkh)) {
  6661. opj_event_msg(p_manager, EVT_ERROR,
  6662. "Invalid value for cblockw_init: %d not a power of 2 in range [4,1024]\n",
  6663. parameters->cblockh_init);
  6664. return OPJ_FALSE;
  6665. }
  6666. if (parameters->cp_fixed_alloc) {
  6667. if (parameters->cp_matrice == NULL) {
  6668. opj_event_msg(p_manager, EVT_ERROR,
  6669. "cp_fixed_alloc set, but cp_matrice missing\n");
  6670. return OPJ_FALSE;
  6671. }
  6672. if (parameters->tcp_numlayers > J2K_TCD_MATRIX_MAX_LAYER_COUNT) {
  6673. opj_event_msg(p_manager, EVT_ERROR,
  6674. "tcp_numlayers when cp_fixed_alloc set should not exceed %d\n",
  6675. J2K_TCD_MATRIX_MAX_LAYER_COUNT);
  6676. return OPJ_FALSE;
  6677. }
  6678. if (parameters->numresolution > J2K_TCD_MATRIX_MAX_RESOLUTION_COUNT) {
  6679. opj_event_msg(p_manager, EVT_ERROR,
  6680. "numresolution when cp_fixed_alloc set should not exceed %d\n",
  6681. J2K_TCD_MATRIX_MAX_RESOLUTION_COUNT);
  6682. return OPJ_FALSE;
  6683. }
  6684. }
  6685. p_j2k->m_specific_param.m_encoder.m_nb_comps = image->numcomps;
  6686. /* keep a link to cp so that we can destroy it later in j2k_destroy_compress */
  6687. cp = &(p_j2k->m_cp);
  6688. /* set default values for cp */
  6689. cp->tw = 1;
  6690. cp->th = 1;
  6691. /* FIXME ADE: to be removed once deprecated cp_cinema and cp_rsiz have been removed */
  6692. if (parameters->rsiz ==
  6693. OPJ_PROFILE_NONE) { /* consider deprecated fields only if RSIZ has not been set */
  6694. OPJ_BOOL deprecated_used = OPJ_FALSE;
  6695. switch (parameters->cp_cinema) {
  6696. case OPJ_CINEMA2K_24:
  6697. parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
  6698. parameters->max_cs_size = OPJ_CINEMA_24_CS;
  6699. parameters->max_comp_size = OPJ_CINEMA_24_COMP;
  6700. deprecated_used = OPJ_TRUE;
  6701. break;
  6702. case OPJ_CINEMA2K_48:
  6703. parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
  6704. parameters->max_cs_size = OPJ_CINEMA_48_CS;
  6705. parameters->max_comp_size = OPJ_CINEMA_48_COMP;
  6706. deprecated_used = OPJ_TRUE;
  6707. break;
  6708. case OPJ_CINEMA4K_24:
  6709. parameters->rsiz = OPJ_PROFILE_CINEMA_4K;
  6710. parameters->max_cs_size = OPJ_CINEMA_24_CS;
  6711. parameters->max_comp_size = OPJ_CINEMA_24_COMP;
  6712. deprecated_used = OPJ_TRUE;
  6713. break;
  6714. case OPJ_OFF:
  6715. default:
  6716. break;
  6717. }
  6718. switch (parameters->cp_rsiz) {
  6719. case OPJ_CINEMA2K:
  6720. parameters->rsiz = OPJ_PROFILE_CINEMA_2K;
  6721. deprecated_used = OPJ_TRUE;
  6722. break;
  6723. case OPJ_CINEMA4K:
  6724. parameters->rsiz = OPJ_PROFILE_CINEMA_4K;
  6725. deprecated_used = OPJ_TRUE;
  6726. break;
  6727. case OPJ_MCT:
  6728. parameters->rsiz = OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT;
  6729. deprecated_used = OPJ_TRUE;
  6730. case OPJ_STD_RSIZ:
  6731. default:
  6732. break;
  6733. }
  6734. if (deprecated_used) {
  6735. opj_event_msg(p_manager, EVT_WARNING,
  6736. "Deprecated fields cp_cinema or cp_rsiz are used\n"
  6737. "Please consider using only the rsiz field\n"
  6738. "See openjpeg.h documentation for more details\n");
  6739. }
  6740. }
  6741. /* If no explicit layers are provided, use lossless settings */
  6742. if (parameters->tcp_numlayers == 0) {
  6743. parameters->tcp_numlayers = 1;
  6744. parameters->cp_disto_alloc = 1;
  6745. parameters->tcp_rates[0] = 0;
  6746. }
  6747. if (parameters->cp_disto_alloc) {
  6748. /* Emit warnings if tcp_rates are not decreasing */
  6749. for (i = 1; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
  6750. OPJ_FLOAT32 rate_i_corr = parameters->tcp_rates[i];
  6751. OPJ_FLOAT32 rate_i_m_1_corr = parameters->tcp_rates[i - 1];
  6752. if (rate_i_corr <= 1.0) {
  6753. rate_i_corr = 1.0;
  6754. }
  6755. if (rate_i_m_1_corr <= 1.0) {
  6756. rate_i_m_1_corr = 1.0;
  6757. }
  6758. if (rate_i_corr >= rate_i_m_1_corr) {
  6759. if (rate_i_corr != parameters->tcp_rates[i] &&
  6760. rate_i_m_1_corr != parameters->tcp_rates[i - 1]) {
  6761. opj_event_msg(p_manager, EVT_WARNING,
  6762. "tcp_rates[%d]=%f (corrected as %f) should be strictly lesser "
  6763. "than tcp_rates[%d]=%f (corrected as %f)\n",
  6764. i, parameters->tcp_rates[i], rate_i_corr,
  6765. i - 1, parameters->tcp_rates[i - 1], rate_i_m_1_corr);
  6766. } else if (rate_i_corr != parameters->tcp_rates[i]) {
  6767. opj_event_msg(p_manager, EVT_WARNING,
  6768. "tcp_rates[%d]=%f (corrected as %f) should be strictly lesser "
  6769. "than tcp_rates[%d]=%f\n",
  6770. i, parameters->tcp_rates[i], rate_i_corr,
  6771. i - 1, parameters->tcp_rates[i - 1]);
  6772. } else if (rate_i_m_1_corr != parameters->tcp_rates[i - 1]) {
  6773. opj_event_msg(p_manager, EVT_WARNING,
  6774. "tcp_rates[%d]=%f should be strictly lesser "
  6775. "than tcp_rates[%d]=%f (corrected as %f)\n",
  6776. i, parameters->tcp_rates[i],
  6777. i - 1, parameters->tcp_rates[i - 1], rate_i_m_1_corr);
  6778. } else {
  6779. opj_event_msg(p_manager, EVT_WARNING,
  6780. "tcp_rates[%d]=%f should be strictly lesser "
  6781. "than tcp_rates[%d]=%f\n",
  6782. i, parameters->tcp_rates[i],
  6783. i - 1, parameters->tcp_rates[i - 1]);
  6784. }
  6785. }
  6786. }
  6787. } else if (parameters->cp_fixed_quality) {
  6788. /* Emit warnings if tcp_distoratio are not increasing */
  6789. for (i = 1; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
  6790. if (parameters->tcp_distoratio[i] < parameters->tcp_distoratio[i - 1] &&
  6791. !(i == (OPJ_UINT32)parameters->tcp_numlayers - 1 &&
  6792. parameters->tcp_distoratio[i] == 0)) {
  6793. opj_event_msg(p_manager, EVT_WARNING,
  6794. "tcp_distoratio[%d]=%f should be strictly greater "
  6795. "than tcp_distoratio[%d]=%f\n",
  6796. i, parameters->tcp_distoratio[i], i - 1,
  6797. parameters->tcp_distoratio[i - 1]);
  6798. }
  6799. }
  6800. }
  6801. /* see if max_codestream_size does limit input rate */
  6802. if (parameters->max_cs_size <= 0) {
  6803. if (parameters->tcp_rates[parameters->tcp_numlayers - 1] > 0) {
  6804. OPJ_FLOAT32 temp_size;
  6805. temp_size = (OPJ_FLOAT32)(((double)image->numcomps * image->comps[0].w *
  6806. image->comps[0].h * image->comps[0].prec) /
  6807. ((double)parameters->tcp_rates[parameters->tcp_numlayers - 1] * 8 *
  6808. image->comps[0].dx * image->comps[0].dy));
  6809. if (temp_size > (OPJ_FLOAT32)INT_MAX) {
  6810. parameters->max_cs_size = INT_MAX;
  6811. } else {
  6812. parameters->max_cs_size = (int) floor(temp_size);
  6813. }
  6814. } else {
  6815. parameters->max_cs_size = 0;
  6816. }
  6817. } else {
  6818. OPJ_FLOAT32 temp_rate;
  6819. OPJ_BOOL cap = OPJ_FALSE;
  6820. if (OPJ_IS_IMF(parameters->rsiz) && parameters->max_cs_size > 0 &&
  6821. parameters->tcp_numlayers == 1 && parameters->tcp_rates[0] == 0) {
  6822. parameters->tcp_rates[0] = (OPJ_FLOAT32)(image->numcomps * image->comps[0].w *
  6823. image->comps[0].h * image->comps[0].prec) /
  6824. (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx *
  6825. image->comps[0].dy);
  6826. }
  6827. temp_rate = (OPJ_FLOAT32)(((double)image->numcomps * image->comps[0].w *
  6828. image->comps[0].h * image->comps[0].prec) /
  6829. (((double)parameters->max_cs_size) * 8 * image->comps[0].dx *
  6830. image->comps[0].dy));
  6831. for (i = 0; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) {
  6832. if (parameters->tcp_rates[i] < temp_rate) {
  6833. parameters->tcp_rates[i] = temp_rate;
  6834. cap = OPJ_TRUE;
  6835. }
  6836. }
  6837. if (cap) {
  6838. opj_event_msg(p_manager, EVT_WARNING,
  6839. "The desired maximum codestream size has limited\n"
  6840. "at least one of the desired quality layers\n");
  6841. }
  6842. }
  6843. if (OPJ_IS_CINEMA(parameters->rsiz) || OPJ_IS_IMF(parameters->rsiz)) {
  6844. p_j2k->m_specific_param.m_encoder.m_TLM = OPJ_TRUE;
  6845. }
  6846. /* Manage profiles and applications and set RSIZ */
  6847. /* set cinema parameters if required */
  6848. if (OPJ_IS_CINEMA(parameters->rsiz)) {
  6849. if ((parameters->rsiz == OPJ_PROFILE_CINEMA_S2K)
  6850. || (parameters->rsiz == OPJ_PROFILE_CINEMA_S4K)) {
  6851. opj_event_msg(p_manager, EVT_WARNING,
  6852. "JPEG 2000 Scalable Digital Cinema profiles not yet supported\n");
  6853. parameters->rsiz = OPJ_PROFILE_NONE;
  6854. } else {
  6855. opj_j2k_set_cinema_parameters(parameters, image, p_manager);
  6856. if (!opj_j2k_is_cinema_compliant(image, parameters->rsiz, p_manager)) {
  6857. parameters->rsiz = OPJ_PROFILE_NONE;
  6858. }
  6859. }
  6860. } else if (OPJ_IS_STORAGE(parameters->rsiz)) {
  6861. opj_event_msg(p_manager, EVT_WARNING,
  6862. "JPEG 2000 Long Term Storage profile not yet supported\n");
  6863. parameters->rsiz = OPJ_PROFILE_NONE;
  6864. } else if (OPJ_IS_BROADCAST(parameters->rsiz)) {
  6865. opj_event_msg(p_manager, EVT_WARNING,
  6866. "JPEG 2000 Broadcast profiles not yet supported\n");
  6867. parameters->rsiz = OPJ_PROFILE_NONE;
  6868. } else if (OPJ_IS_IMF(parameters->rsiz)) {
  6869. opj_j2k_set_imf_parameters(parameters, image, p_manager);
  6870. if (!opj_j2k_is_imf_compliant(parameters, image, p_manager)) {
  6871. parameters->rsiz = OPJ_PROFILE_NONE;
  6872. }
  6873. } else if (OPJ_IS_PART2(parameters->rsiz)) {
  6874. if (parameters->rsiz == ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_NONE))) {
  6875. opj_event_msg(p_manager, EVT_WARNING,
  6876. "JPEG 2000 Part-2 profile defined\n"
  6877. "but no Part-2 extension enabled.\n"
  6878. "Profile set to NONE.\n");
  6879. parameters->rsiz = OPJ_PROFILE_NONE;
  6880. } else if (parameters->rsiz != ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_MCT))) {
  6881. opj_event_msg(p_manager, EVT_WARNING,
  6882. "Unsupported Part-2 extension enabled\n"
  6883. "Profile set to NONE.\n");
  6884. parameters->rsiz = OPJ_PROFILE_NONE;
  6885. }
  6886. }
  6887. /*
  6888. copy user encoding parameters
  6889. */
  6890. cp->m_specific_param.m_enc.m_max_comp_size = (OPJ_UINT32)
  6891. parameters->max_comp_size;
  6892. cp->rsiz = parameters->rsiz;
  6893. if (parameters->cp_fixed_alloc) {
  6894. cp->m_specific_param.m_enc.m_quality_layer_alloc_strategy = FIXED_LAYER;
  6895. } else if (parameters->cp_fixed_quality) {
  6896. cp->m_specific_param.m_enc.m_quality_layer_alloc_strategy =
  6897. FIXED_DISTORTION_RATIO;
  6898. } else {
  6899. cp->m_specific_param.m_enc.m_quality_layer_alloc_strategy =
  6900. RATE_DISTORTION_RATIO;
  6901. }
  6902. if (parameters->cp_fixed_alloc) {
  6903. size_t array_size = (size_t)parameters->tcp_numlayers *
  6904. (size_t)parameters->numresolution * 3 * sizeof(OPJ_INT32);
  6905. cp->m_specific_param.m_enc.m_matrice = (OPJ_INT32 *) opj_malloc(array_size);
  6906. if (!cp->m_specific_param.m_enc.m_matrice) {
  6907. opj_event_msg(p_manager, EVT_ERROR,
  6908. "Not enough memory to allocate copy of user encoding parameters matrix \n");
  6909. return OPJ_FALSE;
  6910. }
  6911. memcpy(cp->m_specific_param.m_enc.m_matrice, parameters->cp_matrice,
  6912. array_size);
  6913. }
  6914. /* tiles */
  6915. cp->tdx = (OPJ_UINT32)parameters->cp_tdx;
  6916. cp->tdy = (OPJ_UINT32)parameters->cp_tdy;
  6917. /* tile offset */
  6918. cp->tx0 = (OPJ_UINT32)parameters->cp_tx0;
  6919. cp->ty0 = (OPJ_UINT32)parameters->cp_ty0;
  6920. /* comment string */
  6921. if (parameters->cp_comment) {
  6922. cp->comment = (char*)opj_malloc(strlen(parameters->cp_comment) + 1U);
  6923. if (!cp->comment) {
  6924. opj_event_msg(p_manager, EVT_ERROR,
  6925. "Not enough memory to allocate copy of comment string\n");
  6926. return OPJ_FALSE;
  6927. }
  6928. strcpy(cp->comment, parameters->cp_comment);
  6929. } else {
  6930. /* Create default comment for codestream */
  6931. const char comment[] = "Created by OpenJPEG version ";
  6932. const size_t clen = strlen(comment);
  6933. const char *version = opj_version();
  6934. /* UniPG>> */
  6935. #ifdef USE_JPWL
  6936. const size_t cp_comment_buf_size = clen + strlen(version) + 11;
  6937. cp->comment = (char*)opj_malloc(cp_comment_buf_size);
  6938. if (!cp->comment) {
  6939. opj_event_msg(p_manager, EVT_ERROR,
  6940. "Not enough memory to allocate comment string\n");
  6941. return OPJ_FALSE;
  6942. }
  6943. snprintf(cp->comment, cp_comment_buf_size, "%s%s with JPWL",
  6944. comment, version);
  6945. #else
  6946. const size_t cp_comment_buf_size = clen + strlen(version) + 1;
  6947. cp->comment = (char*)opj_malloc(cp_comment_buf_size);
  6948. if (!cp->comment) {
  6949. opj_event_msg(p_manager, EVT_ERROR,
  6950. "Not enough memory to allocate comment string\n");
  6951. return OPJ_FALSE;
  6952. }
  6953. snprintf(cp->comment, cp_comment_buf_size, "%s%s", comment, version);
  6954. #endif
  6955. /* <<UniPG */
  6956. }
  6957. /*
  6958. calculate other encoding parameters
  6959. */
  6960. if (parameters->tile_size_on) {
  6961. if (cp->tdx == 0) {
  6962. opj_event_msg(p_manager, EVT_ERROR, "Invalid tile width\n");
  6963. return OPJ_FALSE;
  6964. }
  6965. if (cp->tdy == 0) {
  6966. opj_event_msg(p_manager, EVT_ERROR, "Invalid tile height\n");
  6967. return OPJ_FALSE;
  6968. }
  6969. cp->tw = opj_uint_ceildiv(image->x1 - cp->tx0, cp->tdx);
  6970. cp->th = opj_uint_ceildiv(image->y1 - cp->ty0, cp->tdy);
  6971. /* Check that the number of tiles is valid */
  6972. if (cp->tw > 65535 / cp->th) {
  6973. opj_event_msg(p_manager, EVT_ERROR,
  6974. "Invalid number of tiles : %u x %u (maximum fixed by jpeg2000 norm is 65535 tiles)\n",
  6975. cp->tw, cp->th);
  6976. return OPJ_FALSE;
  6977. }
  6978. } else {
  6979. cp->tdx = image->x1 - cp->tx0;
  6980. cp->tdy = image->y1 - cp->ty0;
  6981. }
  6982. if (parameters->tp_on) {
  6983. cp->m_specific_param.m_enc.m_tp_flag = (OPJ_BYTE)parameters->tp_flag;
  6984. cp->m_specific_param.m_enc.m_tp_on = 1;
  6985. }
  6986. #ifdef USE_JPWL
  6987. /*
  6988. calculate JPWL encoding parameters
  6989. */
  6990. if (parameters->jpwl_epc_on) {
  6991. OPJ_INT32 i;
  6992. /* set JPWL on */
  6993. cp->epc_on = OPJ_TRUE;
  6994. cp->info_on = OPJ_FALSE; /* no informative technique */
  6995. /* set EPB on */
  6996. if ((parameters->jpwl_hprot_MH > 0) || (parameters->jpwl_hprot_TPH[0] > 0)) {
  6997. cp->epb_on = OPJ_TRUE;
  6998. cp->hprot_MH = parameters->jpwl_hprot_MH;
  6999. for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
  7000. cp->hprot_TPH_tileno[i] = parameters->jpwl_hprot_TPH_tileno[i];
  7001. cp->hprot_TPH[i] = parameters->jpwl_hprot_TPH[i];
  7002. }
  7003. /* if tile specs are not specified, copy MH specs */
  7004. if (cp->hprot_TPH[0] == -1) {
  7005. cp->hprot_TPH_tileno[0] = 0;
  7006. cp->hprot_TPH[0] = parameters->jpwl_hprot_MH;
  7007. }
  7008. for (i = 0; i < JPWL_MAX_NO_PACKSPECS; i++) {
  7009. cp->pprot_tileno[i] = parameters->jpwl_pprot_tileno[i];
  7010. cp->pprot_packno[i] = parameters->jpwl_pprot_packno[i];
  7011. cp->pprot[i] = parameters->jpwl_pprot[i];
  7012. }
  7013. }
  7014. /* set ESD writing */
  7015. if ((parameters->jpwl_sens_size == 1) || (parameters->jpwl_sens_size == 2)) {
  7016. cp->esd_on = OPJ_TRUE;
  7017. cp->sens_size = parameters->jpwl_sens_size;
  7018. cp->sens_addr = parameters->jpwl_sens_addr;
  7019. cp->sens_range = parameters->jpwl_sens_range;
  7020. cp->sens_MH = parameters->jpwl_sens_MH;
  7021. for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
  7022. cp->sens_TPH_tileno[i] = parameters->jpwl_sens_TPH_tileno[i];
  7023. cp->sens_TPH[i] = parameters->jpwl_sens_TPH[i];
  7024. }
  7025. }
  7026. /* always set RED writing to false: we are at the encoder */
  7027. cp->red_on = OPJ_FALSE;
  7028. } else {
  7029. cp->epc_on = OPJ_FALSE;
  7030. }
  7031. #endif /* USE_JPWL */
  7032. /* initialize the multiple tiles */
  7033. /* ---------------------------- */
  7034. cp->tcps = (opj_tcp_t*) opj_calloc(cp->tw * cp->th, sizeof(opj_tcp_t));
  7035. if (!cp->tcps) {
  7036. opj_event_msg(p_manager, EVT_ERROR,
  7037. "Not enough memory to allocate tile coding parameters\n");
  7038. return OPJ_FALSE;
  7039. }
  7040. for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
  7041. opj_tcp_t *tcp = &cp->tcps[tileno];
  7042. const OPJ_BOOL fixed_distoratio =
  7043. cp->m_specific_param.m_enc.m_quality_layer_alloc_strategy ==
  7044. FIXED_DISTORTION_RATIO;
  7045. tcp->numlayers = (OPJ_UINT32)parameters->tcp_numlayers;
  7046. for (j = 0; j < tcp->numlayers; j++) {
  7047. if (OPJ_IS_CINEMA(cp->rsiz) || OPJ_IS_IMF(cp->rsiz)) {
  7048. if (fixed_distoratio) {
  7049. tcp->distoratio[j] = parameters->tcp_distoratio[j];
  7050. }
  7051. tcp->rates[j] = parameters->tcp_rates[j];
  7052. } else {
  7053. if (fixed_distoratio) {
  7054. tcp->distoratio[j] = parameters->tcp_distoratio[j];
  7055. } else {
  7056. tcp->rates[j] = parameters->tcp_rates[j];
  7057. }
  7058. }
  7059. if (!fixed_distoratio &&
  7060. tcp->rates[j] <= 1.0) {
  7061. tcp->rates[j] = 0.0; /* force lossless */
  7062. }
  7063. }
  7064. tcp->csty = (OPJ_UINT32)parameters->csty;
  7065. tcp->prg = parameters->prog_order;
  7066. tcp->mct = (OPJ_UINT32)parameters->tcp_mct;
  7067. numpocs_tile = 0;
  7068. tcp->POC = 0;
  7069. if (parameters->numpocs) {
  7070. /* initialisation of POC */
  7071. for (i = 0; i < parameters->numpocs; i++) {
  7072. if (tileno + 1 == parameters->POC[i].tile) {
  7073. opj_poc_t *tcp_poc = &tcp->pocs[numpocs_tile];
  7074. if (parameters->POC[numpocs_tile].compno0 >= image->numcomps) {
  7075. opj_event_msg(p_manager, EVT_ERROR,
  7076. "Invalid compno0 for POC %d\n", i);
  7077. return OPJ_FALSE;
  7078. }
  7079. tcp_poc->resno0 = parameters->POC[numpocs_tile].resno0;
  7080. tcp_poc->compno0 = parameters->POC[numpocs_tile].compno0;
  7081. tcp_poc->layno1 = parameters->POC[numpocs_tile].layno1;
  7082. tcp_poc->resno1 = parameters->POC[numpocs_tile].resno1;
  7083. tcp_poc->compno1 = opj_uint_min(parameters->POC[numpocs_tile].compno1,
  7084. image->numcomps);
  7085. tcp_poc->prg1 = parameters->POC[numpocs_tile].prg1;
  7086. tcp_poc->tile = parameters->POC[numpocs_tile].tile;
  7087. numpocs_tile++;
  7088. }
  7089. }
  7090. if (numpocs_tile) {
  7091. /* TODO MSD use the return value*/
  7092. opj_j2k_check_poc_val(parameters->POC, tileno, parameters->numpocs,
  7093. (OPJ_UINT32)parameters->numresolution, image->numcomps,
  7094. (OPJ_UINT32)parameters->tcp_numlayers, p_manager);
  7095. tcp->POC = 1;
  7096. tcp->numpocs = numpocs_tile - 1 ;
  7097. }
  7098. } else {
  7099. tcp->numpocs = 0;
  7100. }
  7101. tcp->tccps = (opj_tccp_t*) opj_calloc(image->numcomps, sizeof(opj_tccp_t));
  7102. if (!tcp->tccps) {
  7103. opj_event_msg(p_manager, EVT_ERROR,
  7104. "Not enough memory to allocate tile component coding parameters\n");
  7105. return OPJ_FALSE;
  7106. }
  7107. if (parameters->mct_data) {
  7108. OPJ_UINT32 lMctSize = image->numcomps * image->numcomps * (OPJ_UINT32)sizeof(
  7109. OPJ_FLOAT32);
  7110. OPJ_FLOAT32 * lTmpBuf = (OPJ_FLOAT32*)opj_malloc(lMctSize);
  7111. OPJ_INT32 * l_dc_shift = (OPJ_INT32 *)((OPJ_BYTE *) parameters->mct_data +
  7112. lMctSize);
  7113. if (!lTmpBuf) {
  7114. opj_event_msg(p_manager, EVT_ERROR,
  7115. "Not enough memory to allocate temp buffer\n");
  7116. return OPJ_FALSE;
  7117. }
  7118. tcp->mct = 2;
  7119. tcp->m_mct_coding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
  7120. if (! tcp->m_mct_coding_matrix) {
  7121. opj_free(lTmpBuf);
  7122. lTmpBuf = NULL;
  7123. opj_event_msg(p_manager, EVT_ERROR,
  7124. "Not enough memory to allocate encoder MCT coding matrix \n");
  7125. return OPJ_FALSE;
  7126. }
  7127. memcpy(tcp->m_mct_coding_matrix, parameters->mct_data, lMctSize);
  7128. memcpy(lTmpBuf, parameters->mct_data, lMctSize);
  7129. tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize);
  7130. if (! tcp->m_mct_decoding_matrix) {
  7131. opj_free(lTmpBuf);
  7132. lTmpBuf = NULL;
  7133. opj_event_msg(p_manager, EVT_ERROR,
  7134. "Not enough memory to allocate encoder MCT decoding matrix \n");
  7135. return OPJ_FALSE;
  7136. }
  7137. if (opj_matrix_inversion_f(lTmpBuf, (tcp->m_mct_decoding_matrix),
  7138. image->numcomps) == OPJ_FALSE) {
  7139. opj_free(lTmpBuf);
  7140. lTmpBuf = NULL;
  7141. opj_event_msg(p_manager, EVT_ERROR,
  7142. "Failed to inverse encoder MCT decoding matrix \n");
  7143. return OPJ_FALSE;
  7144. }
  7145. tcp->mct_norms = (OPJ_FLOAT64*)
  7146. opj_malloc(image->numcomps * sizeof(OPJ_FLOAT64));
  7147. if (! tcp->mct_norms) {
  7148. opj_free(lTmpBuf);
  7149. lTmpBuf = NULL;
  7150. opj_event_msg(p_manager, EVT_ERROR,
  7151. "Not enough memory to allocate encoder MCT norms \n");
  7152. return OPJ_FALSE;
  7153. }
  7154. opj_calculate_norms(tcp->mct_norms, image->numcomps,
  7155. tcp->m_mct_decoding_matrix);
  7156. opj_free(lTmpBuf);
  7157. for (i = 0; i < image->numcomps; i++) {
  7158. opj_tccp_t *tccp = &tcp->tccps[i];
  7159. tccp->m_dc_level_shift = l_dc_shift[i];
  7160. }
  7161. if (opj_j2k_setup_mct_encoding(tcp, image) == OPJ_FALSE) {
  7162. /* free will be handled by opj_j2k_destroy */
  7163. opj_event_msg(p_manager, EVT_ERROR, "Failed to setup j2k mct encoding\n");
  7164. return OPJ_FALSE;
  7165. }
  7166. } else {
  7167. if (tcp->mct == 1 && image->numcomps >= 3) { /* RGB->YCC MCT is enabled */
  7168. if ((image->comps[0].dx != image->comps[1].dx) ||
  7169. (image->comps[0].dx != image->comps[2].dx) ||
  7170. (image->comps[0].dy != image->comps[1].dy) ||
  7171. (image->comps[0].dy != image->comps[2].dy)) {
  7172. opj_event_msg(p_manager, EVT_WARNING,
  7173. "Cannot perform MCT on components with different sizes. Disabling MCT.\n");
  7174. tcp->mct = 0;
  7175. }
  7176. }
  7177. for (i = 0; i < image->numcomps; i++) {
  7178. opj_tccp_t *tccp = &tcp->tccps[i];
  7179. opj_image_comp_t * l_comp = &(image->comps[i]);
  7180. if (! l_comp->sgnd) {
  7181. tccp->m_dc_level_shift = 1 << (l_comp->prec - 1);
  7182. }
  7183. }
  7184. }
  7185. for (i = 0; i < image->numcomps; i++) {
  7186. opj_tccp_t *tccp = &tcp->tccps[i];
  7187. tccp->csty = parameters->csty &
  7188. 0x01; /* 0 => one precinct || 1 => custom precinct */
  7189. tccp->numresolutions = (OPJ_UINT32)parameters->numresolution;
  7190. tccp->cblkw = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockw_init);
  7191. tccp->cblkh = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockh_init);
  7192. tccp->cblksty = (OPJ_UINT32)parameters->mode;
  7193. tccp->qmfbid = parameters->irreversible ? 0 : 1;
  7194. tccp->qntsty = parameters->irreversible ? J2K_CCP_QNTSTY_SEQNT :
  7195. J2K_CCP_QNTSTY_NOQNT;
  7196. if (OPJ_IS_CINEMA(parameters->rsiz) &&
  7197. parameters->rsiz == OPJ_PROFILE_CINEMA_2K) {
  7198. /* From https://github.com/uclouvain/openjpeg/issues/1340 */
  7199. tccp->numgbits = 1;
  7200. } else {
  7201. tccp->numgbits = 2;
  7202. }
  7203. if ((OPJ_INT32)i == parameters->roi_compno) {
  7204. tccp->roishift = parameters->roi_shift;
  7205. } else {
  7206. tccp->roishift = 0;
  7207. }
  7208. if (parameters->csty & J2K_CCP_CSTY_PRT) {
  7209. OPJ_INT32 p = 0, it_res;
  7210. assert(tccp->numresolutions > 0);
  7211. for (it_res = (OPJ_INT32)tccp->numresolutions - 1; it_res >= 0; it_res--) {
  7212. if (p < parameters->res_spec) {
  7213. if (parameters->prcw_init[p] < 1) {
  7214. tccp->prcw[it_res] = 1;
  7215. } else {
  7216. tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prcw_init[p]);
  7217. }
  7218. if (parameters->prch_init[p] < 1) {
  7219. tccp->prch[it_res] = 1;
  7220. } else {
  7221. tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prch_init[p]);
  7222. }
  7223. } else {
  7224. OPJ_INT32 res_spec = parameters->res_spec;
  7225. OPJ_INT32 size_prcw = 0;
  7226. OPJ_INT32 size_prch = 0;
  7227. assert(res_spec > 0); /* issue 189 */
  7228. size_prcw = parameters->prcw_init[res_spec - 1] >> (p - (res_spec - 1));
  7229. size_prch = parameters->prch_init[res_spec - 1] >> (p - (res_spec - 1));
  7230. if (size_prcw < 1) {
  7231. tccp->prcw[it_res] = 1;
  7232. } else {
  7233. tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prcw);
  7234. }
  7235. if (size_prch < 1) {
  7236. tccp->prch[it_res] = 1;
  7237. } else {
  7238. tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prch);
  7239. }
  7240. }
  7241. p++;
  7242. /*printf("\nsize precinct for level %d : %d,%d\n", it_res,tccp->prcw[it_res], tccp->prch[it_res]); */
  7243. } /*end for*/
  7244. } else {
  7245. for (j = 0; j < tccp->numresolutions; j++) {
  7246. tccp->prcw[j] = 15;
  7247. tccp->prch[j] = 15;
  7248. }
  7249. }
  7250. opj_dwt_calc_explicit_stepsizes(tccp, image->comps[i].prec);
  7251. }
  7252. }
  7253. if (parameters->mct_data) {
  7254. opj_free(parameters->mct_data);
  7255. parameters->mct_data = 00;
  7256. }
  7257. return OPJ_TRUE;
  7258. }
  7259. static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index,
  7260. OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len)
  7261. {
  7262. assert(cstr_index != 00);
  7263. /* expand the list? */
  7264. if ((cstr_index->marknum + 1) > cstr_index->maxmarknum) {
  7265. opj_marker_info_t *new_marker;
  7266. cstr_index->maxmarknum = (OPJ_UINT32)(100 + (OPJ_FLOAT32)
  7267. cstr_index->maxmarknum);
  7268. new_marker = (opj_marker_info_t *) opj_realloc(cstr_index->marker,
  7269. cstr_index->maxmarknum * sizeof(opj_marker_info_t));
  7270. if (! new_marker) {
  7271. opj_free(cstr_index->marker);
  7272. cstr_index->marker = NULL;
  7273. cstr_index->maxmarknum = 0;
  7274. cstr_index->marknum = 0;
  7275. /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n"); */
  7276. return OPJ_FALSE;
  7277. }
  7278. cstr_index->marker = new_marker;
  7279. }
  7280. /* add the marker */
  7281. cstr_index->marker[cstr_index->marknum].type = (OPJ_UINT16)type;
  7282. cstr_index->marker[cstr_index->marknum].pos = (OPJ_INT32)pos;
  7283. cstr_index->marker[cstr_index->marknum].len = (OPJ_INT32)len;
  7284. cstr_index->marknum++;
  7285. return OPJ_TRUE;
  7286. }
  7287. static OPJ_BOOL opj_j2k_add_tlmarker(OPJ_UINT32 tileno,
  7288. opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos,
  7289. OPJ_UINT32 len)
  7290. {
  7291. assert(cstr_index != 00);
  7292. assert(cstr_index->tile_index != 00);
  7293. /* expand the list? */
  7294. if ((cstr_index->tile_index[tileno].marknum + 1) >
  7295. cstr_index->tile_index[tileno].maxmarknum) {
  7296. opj_marker_info_t *new_marker;
  7297. cstr_index->tile_index[tileno].maxmarknum = (OPJ_UINT32)(100 +
  7298. (OPJ_FLOAT32) cstr_index->tile_index[tileno].maxmarknum);
  7299. new_marker = (opj_marker_info_t *) opj_realloc(
  7300. cstr_index->tile_index[tileno].marker,
  7301. cstr_index->tile_index[tileno].maxmarknum * sizeof(opj_marker_info_t));
  7302. if (! new_marker) {
  7303. opj_free(cstr_index->tile_index[tileno].marker);
  7304. cstr_index->tile_index[tileno].marker = NULL;
  7305. cstr_index->tile_index[tileno].maxmarknum = 0;
  7306. cstr_index->tile_index[tileno].marknum = 0;
  7307. /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n"); */
  7308. return OPJ_FALSE;
  7309. }
  7310. cstr_index->tile_index[tileno].marker = new_marker;
  7311. }
  7312. /* add the marker */
  7313. cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].type
  7314. = (OPJ_UINT16)type;
  7315. cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].pos
  7316. = (OPJ_INT32)pos;
  7317. cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].len
  7318. = (OPJ_INT32)len;
  7319. cstr_index->tile_index[tileno].marknum++;
  7320. if (type == J2K_MS_SOT) {
  7321. OPJ_UINT32 l_current_tile_part = cstr_index->tile_index[tileno].current_tpsno;
  7322. if (cstr_index->tile_index[tileno].tp_index &&
  7323. l_current_tile_part < cstr_index->tile_index[tileno].nb_tps) {
  7324. cstr_index->tile_index[tileno].tp_index[l_current_tile_part].start_pos = pos;
  7325. }
  7326. }
  7327. return OPJ_TRUE;
  7328. }
  7329. /*
  7330. * -----------------------------------------------------------------------
  7331. * -----------------------------------------------------------------------
  7332. * -----------------------------------------------------------------------
  7333. */
  7334. OPJ_BOOL opj_j2k_end_decompress(opj_j2k_t *p_j2k,
  7335. opj_stream_private_t *p_stream,
  7336. opj_event_mgr_t * p_manager
  7337. )
  7338. {
  7339. (void)p_j2k;
  7340. (void)p_stream;
  7341. (void)p_manager;
  7342. return OPJ_TRUE;
  7343. }
  7344. OPJ_BOOL opj_j2k_read_header(opj_stream_private_t *p_stream,
  7345. opj_j2k_t* p_j2k,
  7346. opj_image_t** p_image,
  7347. opj_event_mgr_t* p_manager)
  7348. {
  7349. /* preconditions */
  7350. assert(p_j2k != 00);
  7351. assert(p_stream != 00);
  7352. assert(p_manager != 00);
  7353. /* create an empty image header */
  7354. p_j2k->m_private_image = opj_image_create0();
  7355. if (! p_j2k->m_private_image) {
  7356. return OPJ_FALSE;
  7357. }
  7358. /* customization of the validation */
  7359. if (! opj_j2k_setup_decoding_validation(p_j2k, p_manager)) {
  7360. opj_image_destroy(p_j2k->m_private_image);
  7361. p_j2k->m_private_image = NULL;
  7362. return OPJ_FALSE;
  7363. }
  7364. /* validation of the parameters codec */
  7365. if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream, p_manager)) {
  7366. opj_image_destroy(p_j2k->m_private_image);
  7367. p_j2k->m_private_image = NULL;
  7368. return OPJ_FALSE;
  7369. }
  7370. /* customization of the encoding */
  7371. if (! opj_j2k_setup_header_reading(p_j2k, p_manager)) {
  7372. opj_image_destroy(p_j2k->m_private_image);
  7373. p_j2k->m_private_image = NULL;
  7374. return OPJ_FALSE;
  7375. }
  7376. /* read header */
  7377. if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
  7378. opj_image_destroy(p_j2k->m_private_image);
  7379. p_j2k->m_private_image = NULL;
  7380. return OPJ_FALSE;
  7381. }
  7382. *p_image = opj_image_create0();
  7383. if (!(*p_image)) {
  7384. return OPJ_FALSE;
  7385. }
  7386. /* Copy codestream image information to the output image */
  7387. opj_copy_image_header(p_j2k->m_private_image, *p_image);
  7388. return OPJ_TRUE;
  7389. }
  7390. static OPJ_BOOL opj_j2k_setup_header_reading(opj_j2k_t *p_j2k,
  7391. opj_event_mgr_t * p_manager)
  7392. {
  7393. /* preconditions*/
  7394. assert(p_j2k != 00);
  7395. assert(p_manager != 00);
  7396. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  7397. (opj_procedure)opj_j2k_read_header_procedure, p_manager)) {
  7398. return OPJ_FALSE;
  7399. }
  7400. /* DEVELOPER CORNER, add your custom procedures */
  7401. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  7402. (opj_procedure)opj_j2k_copy_default_tcp_and_create_tcd, p_manager)) {
  7403. return OPJ_FALSE;
  7404. }
  7405. return OPJ_TRUE;
  7406. }
  7407. static OPJ_BOOL opj_j2k_setup_decoding_validation(opj_j2k_t *p_j2k,
  7408. opj_event_mgr_t * p_manager)
  7409. {
  7410. /* preconditions*/
  7411. assert(p_j2k != 00);
  7412. assert(p_manager != 00);
  7413. if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
  7414. (opj_procedure)opj_j2k_build_decoder, p_manager)) {
  7415. return OPJ_FALSE;
  7416. }
  7417. if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
  7418. (opj_procedure)opj_j2k_decoding_validation, p_manager)) {
  7419. return OPJ_FALSE;
  7420. }
  7421. /* DEVELOPER CORNER, add your custom validation procedure */
  7422. return OPJ_TRUE;
  7423. }
  7424. static OPJ_BOOL opj_j2k_mct_validation(opj_j2k_t * p_j2k,
  7425. opj_stream_private_t *p_stream,
  7426. opj_event_mgr_t * p_manager)
  7427. {
  7428. OPJ_BOOL l_is_valid = OPJ_TRUE;
  7429. OPJ_UINT32 i, j;
  7430. /* preconditions */
  7431. assert(p_j2k != 00);
  7432. assert(p_stream != 00);
  7433. assert(p_manager != 00);
  7434. OPJ_UNUSED(p_stream);
  7435. OPJ_UNUSED(p_manager);
  7436. if ((p_j2k->m_cp.rsiz & 0x8200) == 0x8200) {
  7437. OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
  7438. opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
  7439. for (i = 0; i < l_nb_tiles; ++i) {
  7440. if (l_tcp->mct == 2) {
  7441. opj_tccp_t * l_tccp = l_tcp->tccps;
  7442. l_is_valid &= (l_tcp->m_mct_coding_matrix != 00);
  7443. for (j = 0; j < p_j2k->m_private_image->numcomps; ++j) {
  7444. l_is_valid &= !(l_tccp->qmfbid & 1);
  7445. ++l_tccp;
  7446. }
  7447. }
  7448. ++l_tcp;
  7449. }
  7450. }
  7451. return l_is_valid;
  7452. }
  7453. OPJ_BOOL opj_j2k_setup_mct_encoding(opj_tcp_t * p_tcp, opj_image_t * p_image)
  7454. {
  7455. OPJ_UINT32 i;
  7456. OPJ_UINT32 l_indix = 1;
  7457. opj_mct_data_t * l_mct_deco_data = 00, * l_mct_offset_data = 00;
  7458. opj_simple_mcc_decorrelation_data_t * l_mcc_data;
  7459. OPJ_UINT32 l_mct_size, l_nb_elem;
  7460. OPJ_FLOAT32 * l_data, * l_current_data;
  7461. opj_tccp_t * l_tccp;
  7462. /* preconditions */
  7463. assert(p_tcp != 00);
  7464. if (p_tcp->mct != 2) {
  7465. return OPJ_TRUE;
  7466. }
  7467. if (p_tcp->m_mct_decoding_matrix) {
  7468. if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
  7469. opj_mct_data_t *new_mct_records;
  7470. p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
  7471. new_mct_records = (opj_mct_data_t *) opj_realloc(p_tcp->m_mct_records,
  7472. p_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
  7473. if (! new_mct_records) {
  7474. opj_free(p_tcp->m_mct_records);
  7475. p_tcp->m_mct_records = NULL;
  7476. p_tcp->m_nb_max_mct_records = 0;
  7477. p_tcp->m_nb_mct_records = 0;
  7478. /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
  7479. return OPJ_FALSE;
  7480. }
  7481. p_tcp->m_mct_records = new_mct_records;
  7482. l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
  7483. memset(l_mct_deco_data, 0,
  7484. (p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(
  7485. opj_mct_data_t));
  7486. }
  7487. l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
  7488. if (l_mct_deco_data->m_data) {
  7489. opj_free(l_mct_deco_data->m_data);
  7490. l_mct_deco_data->m_data = 00;
  7491. }
  7492. l_mct_deco_data->m_index = l_indix++;
  7493. l_mct_deco_data->m_array_type = MCT_TYPE_DECORRELATION;
  7494. l_mct_deco_data->m_element_type = MCT_TYPE_FLOAT;
  7495. l_nb_elem = p_image->numcomps * p_image->numcomps;
  7496. l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_deco_data->m_element_type];
  7497. l_mct_deco_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size);
  7498. if (! l_mct_deco_data->m_data) {
  7499. return OPJ_FALSE;
  7500. }
  7501. j2k_mct_write_functions_from_float[l_mct_deco_data->m_element_type](
  7502. p_tcp->m_mct_decoding_matrix, l_mct_deco_data->m_data, l_nb_elem);
  7503. l_mct_deco_data->m_data_size = l_mct_size;
  7504. ++p_tcp->m_nb_mct_records;
  7505. }
  7506. if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) {
  7507. opj_mct_data_t *new_mct_records;
  7508. p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
  7509. new_mct_records = (opj_mct_data_t *) opj_realloc(p_tcp->m_mct_records,
  7510. p_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t));
  7511. if (! new_mct_records) {
  7512. opj_free(p_tcp->m_mct_records);
  7513. p_tcp->m_mct_records = NULL;
  7514. p_tcp->m_nb_max_mct_records = 0;
  7515. p_tcp->m_nb_mct_records = 0;
  7516. /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
  7517. return OPJ_FALSE;
  7518. }
  7519. p_tcp->m_mct_records = new_mct_records;
  7520. l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
  7521. memset(l_mct_offset_data, 0,
  7522. (p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(
  7523. opj_mct_data_t));
  7524. if (l_mct_deco_data) {
  7525. l_mct_deco_data = l_mct_offset_data - 1;
  7526. }
  7527. }
  7528. l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records;
  7529. if (l_mct_offset_data->m_data) {
  7530. opj_free(l_mct_offset_data->m_data);
  7531. l_mct_offset_data->m_data = 00;
  7532. }
  7533. l_mct_offset_data->m_index = l_indix++;
  7534. l_mct_offset_data->m_array_type = MCT_TYPE_OFFSET;
  7535. l_mct_offset_data->m_element_type = MCT_TYPE_FLOAT;
  7536. l_nb_elem = p_image->numcomps;
  7537. l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_offset_data->m_element_type];
  7538. l_mct_offset_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size);
  7539. if (! l_mct_offset_data->m_data) {
  7540. return OPJ_FALSE;
  7541. }
  7542. l_data = (OPJ_FLOAT32*)opj_malloc(l_nb_elem * sizeof(OPJ_FLOAT32));
  7543. if (! l_data) {
  7544. opj_free(l_mct_offset_data->m_data);
  7545. l_mct_offset_data->m_data = 00;
  7546. return OPJ_FALSE;
  7547. }
  7548. l_tccp = p_tcp->tccps;
  7549. l_current_data = l_data;
  7550. for (i = 0; i < l_nb_elem; ++i) {
  7551. *(l_current_data++) = (OPJ_FLOAT32)(l_tccp->m_dc_level_shift);
  7552. ++l_tccp;
  7553. }
  7554. j2k_mct_write_functions_from_float[l_mct_offset_data->m_element_type](l_data,
  7555. l_mct_offset_data->m_data, l_nb_elem);
  7556. opj_free(l_data);
  7557. l_mct_offset_data->m_data_size = l_mct_size;
  7558. ++p_tcp->m_nb_mct_records;
  7559. if (p_tcp->m_nb_mcc_records == p_tcp->m_nb_max_mcc_records) {
  7560. opj_simple_mcc_decorrelation_data_t *new_mcc_records;
  7561. p_tcp->m_nb_max_mcc_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS;
  7562. new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc(
  7563. p_tcp->m_mcc_records, p_tcp->m_nb_max_mcc_records * sizeof(
  7564. opj_simple_mcc_decorrelation_data_t));
  7565. if (! new_mcc_records) {
  7566. opj_free(p_tcp->m_mcc_records);
  7567. p_tcp->m_mcc_records = NULL;
  7568. p_tcp->m_nb_max_mcc_records = 0;
  7569. p_tcp->m_nb_mcc_records = 0;
  7570. /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */
  7571. return OPJ_FALSE;
  7572. }
  7573. p_tcp->m_mcc_records = new_mcc_records;
  7574. l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
  7575. memset(l_mcc_data, 0, (p_tcp->m_nb_max_mcc_records - p_tcp->m_nb_mcc_records) *
  7576. sizeof(opj_simple_mcc_decorrelation_data_t));
  7577. }
  7578. l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records;
  7579. l_mcc_data->m_decorrelation_array = l_mct_deco_data;
  7580. l_mcc_data->m_is_irreversible = 1;
  7581. l_mcc_data->m_nb_comps = p_image->numcomps;
  7582. l_mcc_data->m_index = l_indix++;
  7583. l_mcc_data->m_offset_array = l_mct_offset_data;
  7584. ++p_tcp->m_nb_mcc_records;
  7585. return OPJ_TRUE;
  7586. }
  7587. static OPJ_BOOL opj_j2k_build_decoder(opj_j2k_t * p_j2k,
  7588. opj_stream_private_t *p_stream,
  7589. opj_event_mgr_t * p_manager)
  7590. {
  7591. /* add here initialization of cp
  7592. copy paste of setup_decoder */
  7593. (void)p_j2k;
  7594. (void)p_stream;
  7595. (void)p_manager;
  7596. return OPJ_TRUE;
  7597. }
  7598. static OPJ_BOOL opj_j2k_build_encoder(opj_j2k_t * p_j2k,
  7599. opj_stream_private_t *p_stream,
  7600. opj_event_mgr_t * p_manager)
  7601. {
  7602. /* add here initialization of cp
  7603. copy paste of setup_encoder */
  7604. (void)p_j2k;
  7605. (void)p_stream;
  7606. (void)p_manager;
  7607. return OPJ_TRUE;
  7608. }
  7609. static OPJ_BOOL opj_j2k_encoding_validation(opj_j2k_t * p_j2k,
  7610. opj_stream_private_t *p_stream,
  7611. opj_event_mgr_t * p_manager)
  7612. {
  7613. OPJ_BOOL l_is_valid = OPJ_TRUE;
  7614. /* preconditions */
  7615. assert(p_j2k != 00);
  7616. assert(p_stream != 00);
  7617. assert(p_manager != 00);
  7618. OPJ_UNUSED(p_stream);
  7619. /* STATE checking */
  7620. /* make sure the state is at 0 */
  7621. l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NONE);
  7622. /* POINTER validation */
  7623. /* make sure a p_j2k codec is present */
  7624. l_is_valid &= (p_j2k->m_procedure_list != 00);
  7625. /* make sure a validation list is present */
  7626. l_is_valid &= (p_j2k->m_validation_list != 00);
  7627. /* ISO 15444-1:2004 states between 1 & 33 (0 -> 32) */
  7628. /* 33 (32) would always fail the check below (if a cast to 64bits was done) */
  7629. /* FIXME Shall we change OPJ_J2K_MAXRLVLS to 32 ? */
  7630. if ((p_j2k->m_cp.tcps->tccps->numresolutions <= 0) ||
  7631. (p_j2k->m_cp.tcps->tccps->numresolutions > 32)) {
  7632. opj_event_msg(p_manager, EVT_ERROR,
  7633. "Number of resolutions is too high in comparison to the size of tiles\n");
  7634. return OPJ_FALSE;
  7635. }
  7636. if ((p_j2k->m_cp.tdx) < (OPJ_UINT32)(1 <<
  7637. (p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) {
  7638. opj_event_msg(p_manager, EVT_ERROR,
  7639. "Number of resolutions is too high in comparison to the size of tiles\n");
  7640. return OPJ_FALSE;
  7641. }
  7642. if ((p_j2k->m_cp.tdy) < (OPJ_UINT32)(1 <<
  7643. (p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) {
  7644. opj_event_msg(p_manager, EVT_ERROR,
  7645. "Number of resolutions is too high in comparison to the size of tiles\n");
  7646. return OPJ_FALSE;
  7647. }
  7648. /* PARAMETER VALIDATION */
  7649. return l_is_valid;
  7650. }
  7651. static OPJ_BOOL opj_j2k_decoding_validation(opj_j2k_t *p_j2k,
  7652. opj_stream_private_t *p_stream,
  7653. opj_event_mgr_t * p_manager
  7654. )
  7655. {
  7656. OPJ_BOOL l_is_valid = OPJ_TRUE;
  7657. /* preconditions*/
  7658. assert(p_j2k != 00);
  7659. assert(p_stream != 00);
  7660. assert(p_manager != 00);
  7661. OPJ_UNUSED(p_stream);
  7662. OPJ_UNUSED(p_manager);
  7663. /* STATE checking */
  7664. /* make sure the state is at 0 */
  7665. #ifdef TODO_MSD
  7666. l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_DEC_STATE_NONE);
  7667. #endif
  7668. l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == 0x0000);
  7669. /* POINTER validation */
  7670. /* make sure a p_j2k codec is present */
  7671. /* make sure a procedure list is present */
  7672. l_is_valid &= (p_j2k->m_procedure_list != 00);
  7673. /* make sure a validation list is present */
  7674. l_is_valid &= (p_j2k->m_validation_list != 00);
  7675. /* PARAMETER VALIDATION */
  7676. return l_is_valid;
  7677. }
  7678. /** Fill p_j2k->cstr_index->tp_index[].start_pos/end_pos fields from TLM marker segments */
  7679. static void opj_j2k_build_tp_index_from_tlm(opj_j2k_t* p_j2k,
  7680. opj_event_mgr_t * p_manager)
  7681. {
  7682. opj_j2k_tlm_info_t* l_tlm;
  7683. OPJ_UINT32 i;
  7684. OPJ_OFF_T l_cur_offset;
  7685. assert(p_j2k->cstr_index->main_head_end > 0);
  7686. assert(p_j2k->cstr_index->nb_of_tiles > 0);
  7687. assert(p_j2k->cstr_index->tile_index != NULL);
  7688. l_tlm = &(p_j2k->m_specific_param.m_decoder.m_tlm);
  7689. if (l_tlm->m_entries_count == 0) {
  7690. l_tlm->m_is_invalid = OPJ_TRUE;
  7691. return;
  7692. }
  7693. if (l_tlm->m_is_invalid) {
  7694. return;
  7695. }
  7696. /* Initial pass to count the number of tile-parts per tile */
  7697. for (i = 0; i < l_tlm->m_entries_count; ++i) {
  7698. OPJ_UINT32 l_tile_index_no = l_tlm->m_tile_part_infos[i].m_tile_index;
  7699. assert(l_tile_index_no < p_j2k->cstr_index->nb_of_tiles);
  7700. p_j2k->cstr_index->tile_index[l_tile_index_no].tileno = l_tile_index_no;
  7701. ++p_j2k->cstr_index->tile_index[l_tile_index_no].current_nb_tps;
  7702. }
  7703. /* Now check that all tiles have at least one tile-part */
  7704. for (i = 0; i < p_j2k->cstr_index->nb_of_tiles; ++i) {
  7705. if (p_j2k->cstr_index->tile_index[i].current_nb_tps == 0) {
  7706. opj_event_msg(p_manager, EVT_ERROR,
  7707. "opj_j2k_build_tp_index_from_tlm(): tile %d has no "
  7708. "registered tile-part in TLM marker segments.\n", i);
  7709. goto error;
  7710. }
  7711. }
  7712. /* Final pass to fill p_j2k->cstr_index */
  7713. l_cur_offset = p_j2k->cstr_index->main_head_end;
  7714. for (i = 0; i < l_tlm->m_entries_count; ++i) {
  7715. OPJ_UINT32 l_tile_index_no = l_tlm->m_tile_part_infos[i].m_tile_index;
  7716. opj_tile_index_t* l_tile_index = &
  7717. (p_j2k->cstr_index->tile_index[l_tile_index_no]);
  7718. if (!l_tile_index->tp_index) {
  7719. l_tile_index->tp_index = (opj_tp_index_t *) opj_calloc(
  7720. l_tile_index->current_nb_tps, sizeof(opj_tp_index_t));
  7721. if (! l_tile_index->tp_index) {
  7722. opj_event_msg(p_manager, EVT_ERROR,
  7723. "opj_j2k_build_tp_index_from_tlm(): tile index allocation failed\n");
  7724. goto error;
  7725. }
  7726. }
  7727. assert(l_tile_index->nb_tps < l_tile_index->current_nb_tps);
  7728. l_tile_index->tp_index[l_tile_index->nb_tps].start_pos = l_cur_offset;
  7729. /* We don't know how to set the tp_index[].end_header field, but this is not really needed */
  7730. /* If there would be no markers between SOT and SOD, that would be : */
  7731. /* l_tile_index->tp_index[l_tile_index->nb_tps].end_header = l_cur_offset + 12; */
  7732. l_tile_index->tp_index[l_tile_index->nb_tps].end_pos = l_cur_offset +
  7733. l_tlm->m_tile_part_infos[i].m_length;
  7734. ++l_tile_index->nb_tps;
  7735. l_cur_offset += l_tlm->m_tile_part_infos[i].m_length;
  7736. }
  7737. return;
  7738. error:
  7739. l_tlm->m_is_invalid = OPJ_TRUE;
  7740. for (i = 0; i < l_tlm->m_entries_count; ++i) {
  7741. OPJ_UINT32 l_tile_index = l_tlm->m_tile_part_infos[i].m_tile_index;
  7742. p_j2k->cstr_index->tile_index[l_tile_index].current_nb_tps = 0;
  7743. opj_free(p_j2k->cstr_index->tile_index[l_tile_index].tp_index);
  7744. p_j2k->cstr_index->tile_index[l_tile_index].tp_index = NULL;
  7745. }
  7746. }
  7747. static OPJ_BOOL opj_j2k_read_header_procedure(opj_j2k_t *p_j2k,
  7748. opj_stream_private_t *p_stream,
  7749. opj_event_mgr_t * p_manager)
  7750. {
  7751. OPJ_UINT32 l_current_marker;
  7752. OPJ_UINT32 l_marker_size;
  7753. const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
  7754. OPJ_BOOL l_has_siz = 0;
  7755. OPJ_BOOL l_has_cod = 0;
  7756. OPJ_BOOL l_has_qcd = 0;
  7757. /* preconditions */
  7758. assert(p_stream != 00);
  7759. assert(p_j2k != 00);
  7760. assert(p_manager != 00);
  7761. /* We enter in the main header */
  7762. p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSOC;
  7763. /* Try to read the SOC marker, the codestream must begin with SOC marker */
  7764. if (! opj_j2k_read_soc(p_j2k, p_stream, p_manager)) {
  7765. opj_event_msg(p_manager, EVT_ERROR, "Expected a SOC marker \n");
  7766. return OPJ_FALSE;
  7767. }
  7768. /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
  7769. if (opj_stream_read_data(p_stream,
  7770. p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
  7771. opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
  7772. return OPJ_FALSE;
  7773. }
  7774. /* Read 2 bytes as the new marker ID */
  7775. opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
  7776. &l_current_marker, 2);
  7777. /* Try to read until the SOT is detected */
  7778. while (l_current_marker != J2K_MS_SOT) {
  7779. /* Check if the current marker ID is valid */
  7780. if (l_current_marker < 0xff00) {
  7781. opj_event_msg(p_manager, EVT_ERROR,
  7782. "A marker ID was expected (0xff--) instead of %.8x\n", l_current_marker);
  7783. return OPJ_FALSE;
  7784. }
  7785. /* Get the marker handler from the marker ID */
  7786. l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
  7787. /* Manage case where marker is unknown */
  7788. if (l_marker_handler->id == J2K_MS_UNK) {
  7789. if (! opj_j2k_read_unk(p_j2k, p_stream, &l_current_marker, p_manager)) {
  7790. opj_event_msg(p_manager, EVT_ERROR,
  7791. "Unknown marker has been detected and generated error.\n");
  7792. return OPJ_FALSE;
  7793. }
  7794. if (l_current_marker == J2K_MS_SOT) {
  7795. break; /* SOT marker is detected main header is completely read */
  7796. } else { /* Get the marker handler from the marker ID */
  7797. l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
  7798. }
  7799. }
  7800. if (l_marker_handler->id == J2K_MS_SIZ) {
  7801. /* Mark required SIZ marker as found */
  7802. l_has_siz = 1;
  7803. }
  7804. if (l_marker_handler->id == J2K_MS_COD) {
  7805. /* Mark required COD marker as found */
  7806. l_has_cod = 1;
  7807. }
  7808. if (l_marker_handler->id == J2K_MS_QCD) {
  7809. /* Mark required QCD marker as found */
  7810. l_has_qcd = 1;
  7811. }
  7812. /* Check if the marker is known and if it is the right place to find it */
  7813. if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
  7814. opj_event_msg(p_manager, EVT_ERROR,
  7815. "Marker is not compliant with its position\n");
  7816. return OPJ_FALSE;
  7817. }
  7818. /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
  7819. if (opj_stream_read_data(p_stream,
  7820. p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
  7821. opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
  7822. return OPJ_FALSE;
  7823. }
  7824. /* read 2 bytes as the marker size */
  7825. opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, &l_marker_size,
  7826. 2);
  7827. if (l_marker_size < 2) {
  7828. opj_event_msg(p_manager, EVT_ERROR, "Invalid marker size\n");
  7829. return OPJ_FALSE;
  7830. }
  7831. l_marker_size -= 2; /* Subtract the size of the marker ID already read */
  7832. /* Check if the marker size is compatible with the header data size */
  7833. if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
  7834. OPJ_BYTE *new_header_data = (OPJ_BYTE *) opj_realloc(
  7835. p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
  7836. if (! new_header_data) {
  7837. opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
  7838. p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
  7839. p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
  7840. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
  7841. return OPJ_FALSE;
  7842. }
  7843. p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
  7844. p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
  7845. }
  7846. /* Try to read the rest of the marker segment from stream and copy them into the buffer */
  7847. if (opj_stream_read_data(p_stream,
  7848. p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size,
  7849. p_manager) != l_marker_size) {
  7850. opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
  7851. return OPJ_FALSE;
  7852. }
  7853. /* Read the marker segment with the correct marker handler */
  7854. if (!(*(l_marker_handler->handler))(p_j2k,
  7855. p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size, p_manager)) {
  7856. opj_event_msg(p_manager, EVT_ERROR,
  7857. "Marker handler function failed to read the marker segment\n");
  7858. return OPJ_FALSE;
  7859. }
  7860. /* Add the marker to the codestream index*/
  7861. if (OPJ_FALSE == opj_j2k_add_mhmarker(
  7862. p_j2k->cstr_index,
  7863. l_marker_handler->id,
  7864. (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
  7865. l_marker_size + 4)) {
  7866. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n");
  7867. return OPJ_FALSE;
  7868. }
  7869. /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
  7870. if (opj_stream_read_data(p_stream,
  7871. p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
  7872. opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
  7873. return OPJ_FALSE;
  7874. }
  7875. /* read 2 bytes as the new marker ID */
  7876. opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
  7877. &l_current_marker, 2);
  7878. }
  7879. if (l_has_siz == 0) {
  7880. opj_event_msg(p_manager, EVT_ERROR,
  7881. "required SIZ marker not found in main header\n");
  7882. return OPJ_FALSE;
  7883. }
  7884. if (l_has_cod == 0) {
  7885. opj_event_msg(p_manager, EVT_ERROR,
  7886. "required COD marker not found in main header\n");
  7887. return OPJ_FALSE;
  7888. }
  7889. if (l_has_qcd == 0) {
  7890. opj_event_msg(p_manager, EVT_ERROR,
  7891. "required QCD marker not found in main header\n");
  7892. return OPJ_FALSE;
  7893. }
  7894. if (! opj_j2k_merge_ppm(&(p_j2k->m_cp), p_manager)) {
  7895. opj_event_msg(p_manager, EVT_ERROR, "Failed to merge PPM data\n");
  7896. return OPJ_FALSE;
  7897. }
  7898. opj_event_msg(p_manager, EVT_INFO, "Main header has been correctly decoded.\n");
  7899. /* Position of the last element if the main header */
  7900. p_j2k->cstr_index->main_head_end = (OPJ_UINT32) opj_stream_tell(p_stream) - 2;
  7901. /* Build tile-part index from TLM information */
  7902. opj_j2k_build_tp_index_from_tlm(p_j2k, p_manager);
  7903. /* Next step: read a tile-part header */
  7904. p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
  7905. return OPJ_TRUE;
  7906. }
  7907. static OPJ_BOOL opj_j2k_exec(opj_j2k_t * p_j2k,
  7908. opj_procedure_list_t * p_procedure_list,
  7909. opj_stream_private_t *p_stream,
  7910. opj_event_mgr_t * p_manager)
  7911. {
  7912. OPJ_BOOL(** l_procedure)(opj_j2k_t *, opj_stream_private_t *,
  7913. opj_event_mgr_t *) = 00;
  7914. OPJ_BOOL l_result = OPJ_TRUE;
  7915. OPJ_UINT32 l_nb_proc, i;
  7916. /* preconditions*/
  7917. assert(p_procedure_list != 00);
  7918. assert(p_j2k != 00);
  7919. assert(p_stream != 00);
  7920. assert(p_manager != 00);
  7921. l_nb_proc = opj_procedure_list_get_nb_procedures(p_procedure_list);
  7922. l_procedure = (OPJ_BOOL(**)(opj_j2k_t *, opj_stream_private_t *,
  7923. opj_event_mgr_t *)) opj_procedure_list_get_first_procedure(p_procedure_list);
  7924. for (i = 0; i < l_nb_proc; ++i) {
  7925. l_result = l_result && ((*l_procedure)(p_j2k, p_stream, p_manager));
  7926. ++l_procedure;
  7927. }
  7928. /* and clear the procedure list at the end.*/
  7929. opj_procedure_list_clear(p_procedure_list);
  7930. return l_result;
  7931. }
  7932. /* FIXME DOC*/
  7933. static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd(opj_j2k_t * p_j2k,
  7934. opj_stream_private_t *p_stream,
  7935. opj_event_mgr_t * p_manager
  7936. )
  7937. {
  7938. opj_tcp_t * l_tcp = 00;
  7939. opj_tcp_t * l_default_tcp = 00;
  7940. OPJ_UINT32 l_nb_tiles;
  7941. OPJ_UINT32 i, j;
  7942. opj_tccp_t *l_current_tccp = 00;
  7943. OPJ_UINT32 l_tccp_size;
  7944. OPJ_UINT32 l_mct_size;
  7945. opj_image_t * l_image;
  7946. OPJ_UINT32 l_mcc_records_size, l_mct_records_size;
  7947. opj_mct_data_t * l_src_mct_rec, *l_dest_mct_rec;
  7948. opj_simple_mcc_decorrelation_data_t * l_src_mcc_rec, *l_dest_mcc_rec;
  7949. OPJ_UINT32 l_offset;
  7950. /* preconditions */
  7951. assert(p_j2k != 00);
  7952. assert(p_stream != 00);
  7953. assert(p_manager != 00);
  7954. OPJ_UNUSED(p_stream);
  7955. l_image = p_j2k->m_private_image;
  7956. l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
  7957. l_tcp = p_j2k->m_cp.tcps;
  7958. l_tccp_size = l_image->numcomps * (OPJ_UINT32)sizeof(opj_tccp_t);
  7959. l_default_tcp = p_j2k->m_specific_param.m_decoder.m_default_tcp;
  7960. l_mct_size = l_image->numcomps * l_image->numcomps * (OPJ_UINT32)sizeof(
  7961. OPJ_FLOAT32);
  7962. /* For each tile */
  7963. for (i = 0; i < l_nb_tiles; ++i) {
  7964. /* keep the tile-compo coding parameters pointer of the current tile coding parameters*/
  7965. l_current_tccp = l_tcp->tccps;
  7966. /*Copy default coding parameters into the current tile coding parameters*/
  7967. memcpy(l_tcp, l_default_tcp, sizeof(opj_tcp_t));
  7968. /* Initialize some values of the current tile coding parameters*/
  7969. l_tcp->cod = 0;
  7970. l_tcp->ppt = 0;
  7971. l_tcp->ppt_data = 00;
  7972. l_tcp->m_current_tile_part_number = -1;
  7973. /* Remove memory not owned by this tile in case of early error return. */
  7974. l_tcp->m_mct_decoding_matrix = 00;
  7975. l_tcp->m_nb_max_mct_records = 0;
  7976. l_tcp->m_mct_records = 00;
  7977. l_tcp->m_nb_max_mcc_records = 0;
  7978. l_tcp->m_mcc_records = 00;
  7979. /* Reconnect the tile-compo coding parameters pointer to the current tile coding parameters*/
  7980. l_tcp->tccps = l_current_tccp;
  7981. /* Get the mct_decoding_matrix of the dflt_tile_cp and copy them into the current tile cp*/
  7982. if (l_default_tcp->m_mct_decoding_matrix) {
  7983. l_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size);
  7984. if (! l_tcp->m_mct_decoding_matrix) {
  7985. return OPJ_FALSE;
  7986. }
  7987. memcpy(l_tcp->m_mct_decoding_matrix, l_default_tcp->m_mct_decoding_matrix,
  7988. l_mct_size);
  7989. }
  7990. /* Get the mct_record of the dflt_tile_cp and copy them into the current tile cp*/
  7991. l_mct_records_size = l_default_tcp->m_nb_max_mct_records * (OPJ_UINT32)sizeof(
  7992. opj_mct_data_t);
  7993. l_tcp->m_mct_records = (opj_mct_data_t*)opj_malloc(l_mct_records_size);
  7994. if (! l_tcp->m_mct_records) {
  7995. return OPJ_FALSE;
  7996. }
  7997. memcpy(l_tcp->m_mct_records, l_default_tcp->m_mct_records, l_mct_records_size);
  7998. /* Copy the mct record data from dflt_tile_cp to the current tile*/
  7999. l_src_mct_rec = l_default_tcp->m_mct_records;
  8000. l_dest_mct_rec = l_tcp->m_mct_records;
  8001. for (j = 0; j < l_default_tcp->m_nb_mct_records; ++j) {
  8002. if (l_src_mct_rec->m_data) {
  8003. l_dest_mct_rec->m_data = (OPJ_BYTE*) opj_malloc(l_src_mct_rec->m_data_size);
  8004. if (! l_dest_mct_rec->m_data) {
  8005. return OPJ_FALSE;
  8006. }
  8007. memcpy(l_dest_mct_rec->m_data, l_src_mct_rec->m_data,
  8008. l_src_mct_rec->m_data_size);
  8009. }
  8010. ++l_src_mct_rec;
  8011. ++l_dest_mct_rec;
  8012. /* Update with each pass to free exactly what has been allocated on early return. */
  8013. l_tcp->m_nb_max_mct_records += 1;
  8014. }
  8015. /* Get the mcc_record of the dflt_tile_cp and copy them into the current tile cp*/
  8016. l_mcc_records_size = l_default_tcp->m_nb_max_mcc_records * (OPJ_UINT32)sizeof(
  8017. opj_simple_mcc_decorrelation_data_t);
  8018. l_tcp->m_mcc_records = (opj_simple_mcc_decorrelation_data_t*) opj_malloc(
  8019. l_mcc_records_size);
  8020. if (! l_tcp->m_mcc_records) {
  8021. return OPJ_FALSE;
  8022. }
  8023. memcpy(l_tcp->m_mcc_records, l_default_tcp->m_mcc_records, l_mcc_records_size);
  8024. l_tcp->m_nb_max_mcc_records = l_default_tcp->m_nb_max_mcc_records;
  8025. /* Copy the mcc record data from dflt_tile_cp to the current tile*/
  8026. l_src_mcc_rec = l_default_tcp->m_mcc_records;
  8027. l_dest_mcc_rec = l_tcp->m_mcc_records;
  8028. for (j = 0; j < l_default_tcp->m_nb_max_mcc_records; ++j) {
  8029. if (l_src_mcc_rec->m_decorrelation_array) {
  8030. l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_decorrelation_array -
  8031. l_default_tcp->m_mct_records);
  8032. l_dest_mcc_rec->m_decorrelation_array = l_tcp->m_mct_records + l_offset;
  8033. }
  8034. if (l_src_mcc_rec->m_offset_array) {
  8035. l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_offset_array -
  8036. l_default_tcp->m_mct_records);
  8037. l_dest_mcc_rec->m_offset_array = l_tcp->m_mct_records + l_offset;
  8038. }
  8039. ++l_src_mcc_rec;
  8040. ++l_dest_mcc_rec;
  8041. }
  8042. /* Copy all the dflt_tile_compo_cp to the current tile cp */
  8043. memcpy(l_current_tccp, l_default_tcp->tccps, l_tccp_size);
  8044. /* Move to next tile cp*/
  8045. ++l_tcp;
  8046. }
  8047. /* Create the current tile decoder*/
  8048. p_j2k->m_tcd = opj_tcd_create(OPJ_TRUE);
  8049. if (! p_j2k->m_tcd) {
  8050. return OPJ_FALSE;
  8051. }
  8052. if (!opj_tcd_init(p_j2k->m_tcd, l_image, &(p_j2k->m_cp), p_j2k->m_tp)) {
  8053. opj_tcd_destroy(p_j2k->m_tcd);
  8054. p_j2k->m_tcd = 00;
  8055. opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
  8056. return OPJ_FALSE;
  8057. }
  8058. return OPJ_TRUE;
  8059. }
  8060. static const opj_dec_memory_marker_handler_t * opj_j2k_get_marker_handler(
  8061. OPJ_UINT32 p_id)
  8062. {
  8063. const opj_dec_memory_marker_handler_t *e;
  8064. for (e = j2k_memory_marker_handler_tab; e->id != 0; ++e) {
  8065. if (e->id == p_id) {
  8066. break; /* we find a handler corresponding to the marker ID*/
  8067. }
  8068. }
  8069. return e;
  8070. }
  8071. void opj_j2k_destroy(opj_j2k_t *p_j2k)
  8072. {
  8073. if (p_j2k == 00) {
  8074. return;
  8075. }
  8076. if (p_j2k->m_is_decoder) {
  8077. if (p_j2k->m_specific_param.m_decoder.m_default_tcp != 00) {
  8078. opj_j2k_tcp_destroy(p_j2k->m_specific_param.m_decoder.m_default_tcp);
  8079. opj_free(p_j2k->m_specific_param.m_decoder.m_default_tcp);
  8080. p_j2k->m_specific_param.m_decoder.m_default_tcp = 00;
  8081. }
  8082. if (p_j2k->m_specific_param.m_decoder.m_header_data != 00) {
  8083. opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
  8084. p_j2k->m_specific_param.m_decoder.m_header_data = 00;
  8085. p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
  8086. }
  8087. opj_free(p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode);
  8088. p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode = 00;
  8089. p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode = 0;
  8090. opj_free(p_j2k->m_specific_param.m_decoder.m_tlm.m_tile_part_infos);
  8091. p_j2k->m_specific_param.m_decoder.m_tlm.m_tile_part_infos = NULL;
  8092. opj_free(p_j2k->m_specific_param.m_decoder.m_intersecting_tile_parts_offset);
  8093. p_j2k->m_specific_param.m_decoder.m_intersecting_tile_parts_offset = NULL;
  8094. } else {
  8095. if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
  8096. opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
  8097. p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 00;
  8098. }
  8099. if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
  8100. opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
  8101. p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 00;
  8102. p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 00;
  8103. }
  8104. if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
  8105. opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
  8106. p_j2k->m_specific_param.m_encoder.m_header_tile_data = 00;
  8107. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
  8108. }
  8109. }
  8110. opj_tcd_destroy(p_j2k->m_tcd);
  8111. opj_j2k_cp_destroy(&(p_j2k->m_cp));
  8112. memset(&(p_j2k->m_cp), 0, sizeof(opj_cp_t));
  8113. opj_procedure_list_destroy(p_j2k->m_procedure_list);
  8114. p_j2k->m_procedure_list = 00;
  8115. opj_procedure_list_destroy(p_j2k->m_validation_list);
  8116. p_j2k->m_procedure_list = 00;
  8117. j2k_destroy_cstr_index(p_j2k->cstr_index);
  8118. p_j2k->cstr_index = NULL;
  8119. opj_image_destroy(p_j2k->m_private_image);
  8120. p_j2k->m_private_image = NULL;
  8121. opj_image_destroy(p_j2k->m_output_image);
  8122. p_j2k->m_output_image = NULL;
  8123. opj_thread_pool_destroy(p_j2k->m_tp);
  8124. p_j2k->m_tp = NULL;
  8125. opj_free(p_j2k);
  8126. }
  8127. void j2k_destroy_cstr_index(opj_codestream_index_t *p_cstr_ind)
  8128. {
  8129. if (p_cstr_ind) {
  8130. if (p_cstr_ind->marker) {
  8131. opj_free(p_cstr_ind->marker);
  8132. p_cstr_ind->marker = NULL;
  8133. }
  8134. if (p_cstr_ind->tile_index) {
  8135. OPJ_UINT32 it_tile = 0;
  8136. for (it_tile = 0; it_tile < p_cstr_ind->nb_of_tiles; it_tile++) {
  8137. if (p_cstr_ind->tile_index[it_tile].packet_index) {
  8138. opj_free(p_cstr_ind->tile_index[it_tile].packet_index);
  8139. p_cstr_ind->tile_index[it_tile].packet_index = NULL;
  8140. }
  8141. if (p_cstr_ind->tile_index[it_tile].tp_index) {
  8142. opj_free(p_cstr_ind->tile_index[it_tile].tp_index);
  8143. p_cstr_ind->tile_index[it_tile].tp_index = NULL;
  8144. }
  8145. if (p_cstr_ind->tile_index[it_tile].marker) {
  8146. opj_free(p_cstr_ind->tile_index[it_tile].marker);
  8147. p_cstr_ind->tile_index[it_tile].marker = NULL;
  8148. }
  8149. }
  8150. opj_free(p_cstr_ind->tile_index);
  8151. p_cstr_ind->tile_index = NULL;
  8152. }
  8153. opj_free(p_cstr_ind);
  8154. }
  8155. }
  8156. static void opj_j2k_tcp_destroy(opj_tcp_t *p_tcp)
  8157. {
  8158. if (p_tcp == 00) {
  8159. return;
  8160. }
  8161. if (p_tcp->ppt_markers != 00) {
  8162. OPJ_UINT32 i;
  8163. for (i = 0U; i < p_tcp->ppt_markers_count; ++i) {
  8164. if (p_tcp->ppt_markers[i].m_data != NULL) {
  8165. opj_free(p_tcp->ppt_markers[i].m_data);
  8166. }
  8167. }
  8168. p_tcp->ppt_markers_count = 0U;
  8169. opj_free(p_tcp->ppt_markers);
  8170. p_tcp->ppt_markers = NULL;
  8171. }
  8172. if (p_tcp->ppt_buffer != 00) {
  8173. opj_free(p_tcp->ppt_buffer);
  8174. p_tcp->ppt_buffer = 00;
  8175. }
  8176. if (p_tcp->tccps != 00) {
  8177. opj_free(p_tcp->tccps);
  8178. p_tcp->tccps = 00;
  8179. }
  8180. if (p_tcp->m_mct_coding_matrix != 00) {
  8181. opj_free(p_tcp->m_mct_coding_matrix);
  8182. p_tcp->m_mct_coding_matrix = 00;
  8183. }
  8184. if (p_tcp->m_mct_decoding_matrix != 00) {
  8185. opj_free(p_tcp->m_mct_decoding_matrix);
  8186. p_tcp->m_mct_decoding_matrix = 00;
  8187. }
  8188. if (p_tcp->m_mcc_records) {
  8189. opj_free(p_tcp->m_mcc_records);
  8190. p_tcp->m_mcc_records = 00;
  8191. p_tcp->m_nb_max_mcc_records = 0;
  8192. p_tcp->m_nb_mcc_records = 0;
  8193. }
  8194. if (p_tcp->m_mct_records) {
  8195. opj_mct_data_t * l_mct_data = p_tcp->m_mct_records;
  8196. OPJ_UINT32 i;
  8197. for (i = 0; i < p_tcp->m_nb_mct_records; ++i) {
  8198. if (l_mct_data->m_data) {
  8199. opj_free(l_mct_data->m_data);
  8200. l_mct_data->m_data = 00;
  8201. }
  8202. ++l_mct_data;
  8203. }
  8204. opj_free(p_tcp->m_mct_records);
  8205. p_tcp->m_mct_records = 00;
  8206. }
  8207. if (p_tcp->mct_norms != 00) {
  8208. opj_free(p_tcp->mct_norms);
  8209. p_tcp->mct_norms = 00;
  8210. }
  8211. opj_j2k_tcp_data_destroy(p_tcp);
  8212. }
  8213. static void opj_j2k_tcp_data_destroy(opj_tcp_t *p_tcp)
  8214. {
  8215. if (p_tcp->m_data) {
  8216. opj_free(p_tcp->m_data);
  8217. p_tcp->m_data = NULL;
  8218. p_tcp->m_data_size = 0;
  8219. }
  8220. }
  8221. static void opj_j2k_cp_destroy(opj_cp_t *p_cp)
  8222. {
  8223. OPJ_UINT32 l_nb_tiles;
  8224. opj_tcp_t * l_current_tile = 00;
  8225. if (p_cp == 00) {
  8226. return;
  8227. }
  8228. if (p_cp->tcps != 00) {
  8229. OPJ_UINT32 i;
  8230. l_current_tile = p_cp->tcps;
  8231. l_nb_tiles = p_cp->th * p_cp->tw;
  8232. for (i = 0U; i < l_nb_tiles; ++i) {
  8233. opj_j2k_tcp_destroy(l_current_tile);
  8234. ++l_current_tile;
  8235. }
  8236. opj_free(p_cp->tcps);
  8237. p_cp->tcps = 00;
  8238. }
  8239. if (p_cp->ppm_markers != 00) {
  8240. OPJ_UINT32 i;
  8241. for (i = 0U; i < p_cp->ppm_markers_count; ++i) {
  8242. if (p_cp->ppm_markers[i].m_data != NULL) {
  8243. opj_free(p_cp->ppm_markers[i].m_data);
  8244. }
  8245. }
  8246. p_cp->ppm_markers_count = 0U;
  8247. opj_free(p_cp->ppm_markers);
  8248. p_cp->ppm_markers = NULL;
  8249. }
  8250. opj_free(p_cp->ppm_buffer);
  8251. p_cp->ppm_buffer = 00;
  8252. p_cp->ppm_data =
  8253. NULL; /* ppm_data belongs to the allocated buffer pointed by ppm_buffer */
  8254. opj_free(p_cp->comment);
  8255. p_cp->comment = 00;
  8256. if (! p_cp->m_is_decoder) {
  8257. opj_free(p_cp->m_specific_param.m_enc.m_matrice);
  8258. p_cp->m_specific_param.m_enc.m_matrice = 00;
  8259. }
  8260. }
  8261. static OPJ_BOOL opj_j2k_need_nb_tile_parts_correction(opj_stream_private_t
  8262. *p_stream, OPJ_UINT32 tile_no, OPJ_BOOL* p_correction_needed,
  8263. opj_event_mgr_t * p_manager)
  8264. {
  8265. OPJ_BYTE l_header_data[10];
  8266. OPJ_OFF_T l_stream_pos_backup;
  8267. OPJ_UINT32 l_current_marker;
  8268. OPJ_UINT32 l_marker_size;
  8269. OPJ_UINT32 l_tile_no, l_tot_len, l_current_part, l_num_parts;
  8270. /* initialize to no correction needed */
  8271. *p_correction_needed = OPJ_FALSE;
  8272. if (!opj_stream_has_seek(p_stream)) {
  8273. /* We can't do much in this case, seek is needed */
  8274. return OPJ_TRUE;
  8275. }
  8276. l_stream_pos_backup = opj_stream_tell(p_stream);
  8277. if (l_stream_pos_backup == -1) {
  8278. /* let's do nothing */
  8279. return OPJ_TRUE;
  8280. }
  8281. for (;;) {
  8282. /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
  8283. if (opj_stream_read_data(p_stream, l_header_data, 2, p_manager) != 2) {
  8284. /* assume all is OK */
  8285. if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
  8286. return OPJ_FALSE;
  8287. }
  8288. return OPJ_TRUE;
  8289. }
  8290. /* Read 2 bytes from buffer as the new marker ID */
  8291. opj_read_bytes(l_header_data, &l_current_marker, 2);
  8292. if (l_current_marker != J2K_MS_SOT) {
  8293. /* assume all is OK */
  8294. if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
  8295. return OPJ_FALSE;
  8296. }
  8297. return OPJ_TRUE;
  8298. }
  8299. /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
  8300. if (opj_stream_read_data(p_stream, l_header_data, 2, p_manager) != 2) {
  8301. opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
  8302. return OPJ_FALSE;
  8303. }
  8304. /* Read 2 bytes from the buffer as the marker size */
  8305. opj_read_bytes(l_header_data, &l_marker_size, 2);
  8306. /* Check marker size for SOT Marker */
  8307. if (l_marker_size != 10) {
  8308. opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n");
  8309. return OPJ_FALSE;
  8310. }
  8311. l_marker_size -= 2;
  8312. if (opj_stream_read_data(p_stream, l_header_data, l_marker_size,
  8313. p_manager) != l_marker_size) {
  8314. opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
  8315. return OPJ_FALSE;
  8316. }
  8317. if (! opj_j2k_get_sot_values(l_header_data, l_marker_size, &l_tile_no,
  8318. &l_tot_len, &l_current_part, &l_num_parts, p_manager)) {
  8319. return OPJ_FALSE;
  8320. }
  8321. if (l_tile_no == tile_no) {
  8322. /* we found what we were looking for */
  8323. break;
  8324. }
  8325. if (l_tot_len < 14U) {
  8326. /* last SOT until EOC or invalid Psot value */
  8327. /* assume all is OK */
  8328. if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
  8329. return OPJ_FALSE;
  8330. }
  8331. return OPJ_TRUE;
  8332. }
  8333. l_tot_len -= 12U;
  8334. /* look for next SOT marker */
  8335. if (opj_stream_skip(p_stream, (OPJ_OFF_T)(l_tot_len),
  8336. p_manager) != (OPJ_OFF_T)(l_tot_len)) {
  8337. /* assume all is OK */
  8338. if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
  8339. return OPJ_FALSE;
  8340. }
  8341. return OPJ_TRUE;
  8342. }
  8343. }
  8344. /* check for correction */
  8345. if (l_current_part == l_num_parts) {
  8346. *p_correction_needed = OPJ_TRUE;
  8347. }
  8348. if (! opj_stream_seek(p_stream, l_stream_pos_backup, p_manager)) {
  8349. return OPJ_FALSE;
  8350. }
  8351. return OPJ_TRUE;
  8352. }
  8353. OPJ_BOOL opj_j2k_read_tile_header(opj_j2k_t * p_j2k,
  8354. OPJ_UINT32 * p_tile_index,
  8355. OPJ_UINT32 * p_data_size,
  8356. OPJ_INT32 * p_tile_x0, OPJ_INT32 * p_tile_y0,
  8357. OPJ_INT32 * p_tile_x1, OPJ_INT32 * p_tile_y1,
  8358. OPJ_UINT32 * p_nb_comps,
  8359. OPJ_BOOL * p_go_on,
  8360. opj_stream_private_t *p_stream,
  8361. opj_event_mgr_t * p_manager)
  8362. {
  8363. OPJ_UINT32 l_current_marker = J2K_MS_SOT;
  8364. OPJ_UINT32 l_marker_size;
  8365. const opj_dec_memory_marker_handler_t * l_marker_handler = 00;
  8366. opj_tcp_t * l_tcp = NULL;
  8367. const OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
  8368. /* preconditions */
  8369. assert(p_stream != 00);
  8370. assert(p_j2k != 00);
  8371. assert(p_manager != 00);
  8372. /* Reach the End Of Codestream ?*/
  8373. if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC) {
  8374. l_current_marker = J2K_MS_EOC;
  8375. }
  8376. /* We need to encounter a SOT marker (a new tile-part header) */
  8377. else if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) {
  8378. return OPJ_FALSE;
  8379. }
  8380. /* Read into the codestream until reach the EOC or ! can_decode ??? FIXME */
  8381. while ((!p_j2k->m_specific_param.m_decoder.m_can_decode) &&
  8382. (l_current_marker != J2K_MS_EOC)) {
  8383. if (p_j2k->m_specific_param.m_decoder.m_num_intersecting_tile_parts > 0 &&
  8384. p_j2k->m_specific_param.m_decoder.m_idx_intersecting_tile_parts <
  8385. p_j2k->m_specific_param.m_decoder.m_num_intersecting_tile_parts) {
  8386. OPJ_OFF_T next_tp_sot_pos;
  8387. next_tp_sot_pos =
  8388. p_j2k->m_specific_param.m_decoder.m_intersecting_tile_parts_offset[p_j2k->m_specific_param.m_decoder.m_idx_intersecting_tile_parts];
  8389. ++p_j2k->m_specific_param.m_decoder.m_idx_intersecting_tile_parts;
  8390. if (!(opj_stream_read_seek(p_stream,
  8391. next_tp_sot_pos,
  8392. p_manager))) {
  8393. opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
  8394. return OPJ_FALSE;
  8395. }
  8396. /* Try to read 2 bytes (the marker ID) from stream and copy them into the buffer */
  8397. if (opj_stream_read_data(p_stream,
  8398. p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
  8399. opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
  8400. return OPJ_FALSE;
  8401. }
  8402. /* Read 2 bytes from the buffer as the marker ID */
  8403. opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
  8404. &l_current_marker,
  8405. 2);
  8406. if (l_current_marker != J2K_MS_SOT) {
  8407. opj_event_msg(p_manager, EVT_ERROR, "Did not get expected SOT marker\n");
  8408. return OPJ_FALSE;
  8409. }
  8410. }
  8411. /* Try to read until the Start Of Data is detected */
  8412. while (l_current_marker != J2K_MS_SOD) {
  8413. if (opj_stream_get_number_byte_left(p_stream) == 0) {
  8414. p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
  8415. break;
  8416. }
  8417. /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */
  8418. if (opj_stream_read_data(p_stream,
  8419. p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
  8420. opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
  8421. return OPJ_FALSE;
  8422. }
  8423. /* Read 2 bytes from the buffer as the marker size */
  8424. opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, &l_marker_size,
  8425. 2);
  8426. /* Check marker size (does not include marker ID but includes marker size) */
  8427. if (l_marker_size < 2) {
  8428. opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n");
  8429. return OPJ_FALSE;
  8430. }
  8431. /* cf. https://code.google.com/p/openjpeg/issues/detail?id=226 */
  8432. if (l_current_marker == 0x8080 &&
  8433. opj_stream_get_number_byte_left(p_stream) == 0) {
  8434. p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
  8435. break;
  8436. }
  8437. /* Why this condition? FIXME */
  8438. if ((p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_TPH) &&
  8439. p_j2k->m_specific_param.m_decoder.m_sot_length != 0) {
  8440. if (p_j2k->m_specific_param.m_decoder.m_sot_length < l_marker_size + 2) {
  8441. opj_event_msg(p_manager, EVT_ERROR,
  8442. "Sot length is less than marker size + marker ID\n");
  8443. return OPJ_FALSE;
  8444. }
  8445. p_j2k->m_specific_param.m_decoder.m_sot_length -= (l_marker_size + 2);
  8446. }
  8447. l_marker_size -= 2; /* Subtract the size of the marker ID already read */
  8448. /* Get the marker handler from the marker ID */
  8449. l_marker_handler = opj_j2k_get_marker_handler(l_current_marker);
  8450. /* Check if the marker is known and if it is the right place to find it */
  8451. if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) {
  8452. opj_event_msg(p_manager, EVT_ERROR,
  8453. "Marker is not compliant with its position\n");
  8454. return OPJ_FALSE;
  8455. }
  8456. /* FIXME manage case of unknown marker as in the main header ? */
  8457. /* Check if the marker size is compatible with the header data size */
  8458. if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) {
  8459. OPJ_BYTE *new_header_data = NULL;
  8460. /* If we are here, this means we consider this marker as known & we will read it */
  8461. /* Check enough bytes left in stream before allocation */
  8462. if ((OPJ_OFF_T)l_marker_size > opj_stream_get_number_byte_left(p_stream)) {
  8463. opj_event_msg(p_manager, EVT_ERROR,
  8464. "Marker size inconsistent with stream length\n");
  8465. return OPJ_FALSE;
  8466. }
  8467. new_header_data = (OPJ_BYTE *) opj_realloc(
  8468. p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size);
  8469. if (! new_header_data) {
  8470. opj_free(p_j2k->m_specific_param.m_decoder.m_header_data);
  8471. p_j2k->m_specific_param.m_decoder.m_header_data = NULL;
  8472. p_j2k->m_specific_param.m_decoder.m_header_data_size = 0;
  8473. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n");
  8474. return OPJ_FALSE;
  8475. }
  8476. p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data;
  8477. p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size;
  8478. }
  8479. /* Try to read the rest of the marker segment from stream and copy them into the buffer */
  8480. if (opj_stream_read_data(p_stream,
  8481. p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size,
  8482. p_manager) != l_marker_size) {
  8483. opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
  8484. return OPJ_FALSE;
  8485. }
  8486. if (!l_marker_handler->handler) {
  8487. /* See issue #175 */
  8488. opj_event_msg(p_manager, EVT_ERROR, "Not sure how that happened.\n");
  8489. return OPJ_FALSE;
  8490. }
  8491. /* Read the marker segment with the correct marker handler */
  8492. if (!(*(l_marker_handler->handler))(p_j2k,
  8493. p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size, p_manager)) {
  8494. opj_event_msg(p_manager, EVT_ERROR,
  8495. "Fail to read the current marker segment (%#x)\n", l_current_marker);
  8496. return OPJ_FALSE;
  8497. }
  8498. /* Add the marker to the codestream index*/
  8499. if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number,
  8500. p_j2k->cstr_index,
  8501. l_marker_handler->id,
  8502. (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4,
  8503. l_marker_size + 4)) {
  8504. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n");
  8505. return OPJ_FALSE;
  8506. }
  8507. /* Keep the position of the last SOT marker read */
  8508. if (l_marker_handler->id == J2K_MS_SOT) {
  8509. OPJ_UINT32 sot_pos = (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4
  8510. ;
  8511. if (sot_pos > p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos) {
  8512. p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = sot_pos;
  8513. }
  8514. }
  8515. if (p_j2k->m_specific_param.m_decoder.m_skip_data) {
  8516. /* Skip the rest of the tile part header*/
  8517. if (opj_stream_skip(p_stream, p_j2k->m_specific_param.m_decoder.m_sot_length,
  8518. p_manager) != p_j2k->m_specific_param.m_decoder.m_sot_length) {
  8519. opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
  8520. return OPJ_FALSE;
  8521. }
  8522. l_current_marker = J2K_MS_SOD; /* Normally we reached a SOD */
  8523. } else {
  8524. /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/
  8525. if (opj_stream_read_data(p_stream,
  8526. p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
  8527. opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
  8528. return OPJ_FALSE;
  8529. }
  8530. /* Read 2 bytes from the buffer as the new marker ID */
  8531. opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
  8532. &l_current_marker, 2);
  8533. }
  8534. }
  8535. if (opj_stream_get_number_byte_left(p_stream) == 0
  8536. && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
  8537. break;
  8538. }
  8539. /* If we didn't skip data before, we need to read the SOD marker*/
  8540. if (! p_j2k->m_specific_param.m_decoder.m_skip_data) {
  8541. /* Try to read the SOD marker and skip data ? FIXME */
  8542. if (! opj_j2k_read_sod(p_j2k, p_stream, p_manager)) {
  8543. return OPJ_FALSE;
  8544. }
  8545. /* Check if we can use the TLM index to access the next tile-part */
  8546. if (!p_j2k->m_specific_param.m_decoder.m_can_decode &&
  8547. p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec >= 0 &&
  8548. p_j2k->m_current_tile_number == (OPJ_UINT32)
  8549. p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec &&
  8550. !p_j2k->m_specific_param.m_decoder.m_tlm.m_is_invalid &&
  8551. opj_stream_has_seek(p_stream)) {
  8552. l_tcp = p_j2k->m_cp.tcps + p_j2k->m_current_tile_number;
  8553. if (l_tcp->m_nb_tile_parts ==
  8554. p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].nb_tps &&
  8555. (OPJ_UINT32)l_tcp->m_current_tile_part_number + 1 < l_tcp->m_nb_tile_parts) {
  8556. const OPJ_OFF_T next_tp_sot_pos = p_j2k->cstr_index->tile_index[
  8557. p_j2k->m_current_tile_number].tp_index[l_tcp->m_current_tile_part_number +
  8558. 1].start_pos;
  8559. if (next_tp_sot_pos != opj_stream_tell(p_stream)) {
  8560. #if 0
  8561. opj_event_msg(p_manager, EVT_INFO,
  8562. "opj_j2k_read_tile_header(tile=%u): seek to tile part %u at %" PRId64 "\n",
  8563. p_j2k->m_current_tile_number,
  8564. l_tcp->m_current_tile_part_number + 1,
  8565. next_tp_sot_pos);
  8566. #endif
  8567. if (!(opj_stream_read_seek(p_stream,
  8568. next_tp_sot_pos,
  8569. p_manager))) {
  8570. opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
  8571. return OPJ_FALSE;
  8572. }
  8573. }
  8574. /* Try to read 2 bytes (the marker ID) from stream and copy them into the buffer */
  8575. if (opj_stream_read_data(p_stream,
  8576. p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
  8577. opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
  8578. return OPJ_FALSE;
  8579. }
  8580. /* Read 2 bytes from the buffer as the marker ID */
  8581. opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
  8582. &l_current_marker,
  8583. 2);
  8584. if (l_current_marker != J2K_MS_SOT) {
  8585. opj_event_msg(p_manager, EVT_ERROR, "Did not get expected SOT marker\n");
  8586. return OPJ_FALSE;
  8587. }
  8588. continue;
  8589. }
  8590. }
  8591. if (p_j2k->m_specific_param.m_decoder.m_can_decode &&
  8592. !p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked) {
  8593. /* Issue 254 */
  8594. OPJ_BOOL l_correction_needed = OPJ_FALSE;
  8595. p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked = 1;
  8596. if (p_j2k->m_cp.tcps[p_j2k->m_current_tile_number].m_nb_tile_parts == 1) {
  8597. /* Skip opj_j2k_need_nb_tile_parts_correction() if there is
  8598. * only a single tile part declared. The
  8599. * opj_j2k_need_nb_tile_parts_correction() hack was needed
  8600. * for files with 5 declared tileparts (where they were
  8601. * actually 6).
  8602. * Doing it systematically hurts performance when reading
  8603. * Sentinel2 L1C JPEG2000 files as explained in
  8604. * https://lists.osgeo.org/pipermail/gdal-dev/2024-November/059805.html
  8605. */
  8606. } else if (!opj_j2k_need_nb_tile_parts_correction(p_stream,
  8607. p_j2k->m_current_tile_number, &l_correction_needed, p_manager)) {
  8608. opj_event_msg(p_manager, EVT_ERROR,
  8609. "opj_j2k_apply_nb_tile_parts_correction error\n");
  8610. return OPJ_FALSE;
  8611. }
  8612. if (l_correction_needed) {
  8613. OPJ_UINT32 l_tile_no;
  8614. p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
  8615. p_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction = 1;
  8616. /* correct tiles */
  8617. for (l_tile_no = 0U; l_tile_no < l_nb_tiles; ++l_tile_no) {
  8618. if (p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts != 0U) {
  8619. p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts += 1;
  8620. }
  8621. }
  8622. opj_event_msg(p_manager, EVT_WARNING,
  8623. "Non conformant codestream TPsot==TNsot.\n");
  8624. }
  8625. }
  8626. } else {
  8627. /* Indicate we will try to read a new tile-part header*/
  8628. p_j2k->m_specific_param.m_decoder.m_skip_data = 0;
  8629. p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
  8630. p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
  8631. }
  8632. if (! p_j2k->m_specific_param.m_decoder.m_can_decode) {
  8633. /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */
  8634. if (opj_stream_read_data(p_stream,
  8635. p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
  8636. /* Deal with likely non conformant SPOT6 files, where the last */
  8637. /* row of tiles have TPsot == 0 and TNsot == 0, and missing EOC, */
  8638. /* but no other tile-parts were found. */
  8639. if (p_j2k->m_current_tile_number + 1 == l_nb_tiles) {
  8640. OPJ_UINT32 l_tile_no;
  8641. for (l_tile_no = 0U; l_tile_no < l_nb_tiles; ++l_tile_no) {
  8642. if (p_j2k->m_cp.tcps[l_tile_no].m_current_tile_part_number == 0 &&
  8643. p_j2k->m_cp.tcps[l_tile_no].m_nb_tile_parts == 0) {
  8644. break;
  8645. }
  8646. }
  8647. if (l_tile_no < l_nb_tiles) {
  8648. opj_event_msg(p_manager, EVT_INFO,
  8649. "Tile %u has TPsot == 0 and TNsot == 0, "
  8650. "but no other tile-parts were found. "
  8651. "EOC is also missing.\n",
  8652. l_tile_no);
  8653. p_j2k->m_current_tile_number = l_tile_no;
  8654. l_current_marker = J2K_MS_EOC;
  8655. p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
  8656. break;
  8657. }
  8658. }
  8659. opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
  8660. return OPJ_FALSE;
  8661. }
  8662. /* Read 2 bytes from buffer as the new marker ID */
  8663. opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,
  8664. &l_current_marker, 2);
  8665. }
  8666. }
  8667. /* Current marker is the EOC marker ?*/
  8668. if (l_current_marker == J2K_MS_EOC) {
  8669. if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_EOC) {
  8670. p_j2k->m_current_tile_number = 0;
  8671. p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
  8672. }
  8673. }
  8674. /* Deal with tiles that have a single tile-part with TPsot == 0 and TNsot == 0 */
  8675. if (! p_j2k->m_specific_param.m_decoder.m_can_decode) {
  8676. l_tcp = p_j2k->m_cp.tcps + p_j2k->m_current_tile_number;
  8677. while ((p_j2k->m_current_tile_number < l_nb_tiles) && (l_tcp->m_data == 00)) {
  8678. ++p_j2k->m_current_tile_number;
  8679. ++l_tcp;
  8680. }
  8681. if (p_j2k->m_current_tile_number == l_nb_tiles) {
  8682. *p_go_on = OPJ_FALSE;
  8683. return OPJ_TRUE;
  8684. }
  8685. }
  8686. if (! opj_j2k_merge_ppt(p_j2k->m_cp.tcps + p_j2k->m_current_tile_number,
  8687. p_manager)) {
  8688. opj_event_msg(p_manager, EVT_ERROR, "Failed to merge PPT data\n");
  8689. return OPJ_FALSE;
  8690. }
  8691. /*FIXME ???*/
  8692. if (! opj_tcd_init_decode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number,
  8693. p_manager)) {
  8694. opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n");
  8695. return OPJ_FALSE;
  8696. }
  8697. opj_event_msg(p_manager, EVT_INFO, "Header of tile %d / %d has been read.\n",
  8698. p_j2k->m_current_tile_number + 1, (p_j2k->m_cp.th * p_j2k->m_cp.tw));
  8699. *p_tile_index = p_j2k->m_current_tile_number;
  8700. *p_go_on = OPJ_TRUE;
  8701. if (p_data_size) {
  8702. /* For internal use in j2k.c, we don't need this */
  8703. /* This is just needed for folks using the opj_read_tile_header() / opj_decode_tile_data() combo */
  8704. *p_data_size = opj_tcd_get_decoded_tile_size(p_j2k->m_tcd, OPJ_FALSE);
  8705. if (*p_data_size == UINT_MAX) {
  8706. return OPJ_FALSE;
  8707. }
  8708. }
  8709. *p_tile_x0 = p_j2k->m_tcd->tcd_image->tiles->x0;
  8710. *p_tile_y0 = p_j2k->m_tcd->tcd_image->tiles->y0;
  8711. *p_tile_x1 = p_j2k->m_tcd->tcd_image->tiles->x1;
  8712. *p_tile_y1 = p_j2k->m_tcd->tcd_image->tiles->y1;
  8713. *p_nb_comps = p_j2k->m_tcd->tcd_image->tiles->numcomps;
  8714. p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_DATA;
  8715. return OPJ_TRUE;
  8716. }
  8717. OPJ_BOOL opj_j2k_decode_tile(opj_j2k_t * p_j2k,
  8718. OPJ_UINT32 p_tile_index,
  8719. OPJ_BYTE * p_data,
  8720. OPJ_UINT32 p_data_size,
  8721. opj_stream_private_t *p_stream,
  8722. opj_event_mgr_t * p_manager)
  8723. {
  8724. OPJ_UINT32 l_current_marker;
  8725. OPJ_BYTE l_data [2];
  8726. opj_tcp_t * l_tcp;
  8727. opj_image_t* l_image_for_bounds;
  8728. /* preconditions */
  8729. assert(p_stream != 00);
  8730. assert(p_j2k != 00);
  8731. assert(p_manager != 00);
  8732. if (!(p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_DATA)
  8733. || (p_tile_index != p_j2k->m_current_tile_number)) {
  8734. return OPJ_FALSE;
  8735. }
  8736. l_tcp = &(p_j2k->m_cp.tcps[p_tile_index]);
  8737. if (! l_tcp->m_data) {
  8738. opj_j2k_tcp_destroy(l_tcp);
  8739. return OPJ_FALSE;
  8740. }
  8741. /* When using the opj_read_tile_header / opj_decode_tile_data API */
  8742. /* such as in test_tile_decoder, m_output_image is NULL, so fall back */
  8743. /* to the full image dimension. This is a bit surprising that */
  8744. /* opj_set_decode_area() is only used to determine intersecting tiles, */
  8745. /* but full tile decoding is done */
  8746. l_image_for_bounds = p_j2k->m_output_image ? p_j2k->m_output_image :
  8747. p_j2k->m_private_image;
  8748. if (! opj_tcd_decode_tile(p_j2k->m_tcd,
  8749. l_image_for_bounds->x0,
  8750. l_image_for_bounds->y0,
  8751. l_image_for_bounds->x1,
  8752. l_image_for_bounds->y1,
  8753. p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode,
  8754. p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode,
  8755. l_tcp->m_data,
  8756. l_tcp->m_data_size,
  8757. p_tile_index,
  8758. p_j2k->cstr_index, p_manager)) {
  8759. opj_j2k_tcp_destroy(l_tcp);
  8760. p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR;
  8761. opj_event_msg(p_manager, EVT_ERROR, "Failed to decode.\n");
  8762. return OPJ_FALSE;
  8763. }
  8764. /* p_data can be set to NULL when the call will take care of using */
  8765. /* itself the TCD data. This is typically the case for whole single */
  8766. /* tile decoding optimization. */
  8767. if (p_data != NULL) {
  8768. if (! opj_tcd_update_tile_data(p_j2k->m_tcd, p_data, p_data_size)) {
  8769. return OPJ_FALSE;
  8770. }
  8771. /* To avoid to destroy the tcp which can be useful when we try to decode a tile decoded before (cf j2k_random_tile_access)
  8772. * we destroy just the data which will be re-read in read_tile_header*/
  8773. /*opj_j2k_tcp_destroy(l_tcp);
  8774. p_j2k->m_tcd->tcp = 0;*/
  8775. opj_j2k_tcp_data_destroy(l_tcp);
  8776. }
  8777. p_j2k->m_specific_param.m_decoder.m_can_decode = 0;
  8778. p_j2k->m_specific_param.m_decoder.m_state &= (~(OPJ_UINT32)J2K_STATE_DATA);
  8779. if (opj_stream_get_number_byte_left(p_stream) == 0
  8780. && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
  8781. return OPJ_TRUE;
  8782. }
  8783. if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_EOC) {
  8784. if (opj_stream_read_data(p_stream, l_data, 2, p_manager) != 2) {
  8785. opj_event_msg(p_manager, p_j2k->m_cp.strict ? EVT_ERROR : EVT_WARNING,
  8786. "Stream too short\n");
  8787. return p_j2k->m_cp.strict ? OPJ_FALSE : OPJ_TRUE;
  8788. }
  8789. opj_read_bytes(l_data, &l_current_marker, 2);
  8790. if (l_current_marker == J2K_MS_EOC) {
  8791. p_j2k->m_current_tile_number = 0;
  8792. p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC;
  8793. } else if (l_current_marker != J2K_MS_SOT) {
  8794. if (opj_stream_get_number_byte_left(p_stream) == 0) {
  8795. p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC;
  8796. opj_event_msg(p_manager, EVT_WARNING, "Stream does not end with EOC\n");
  8797. return OPJ_TRUE;
  8798. }
  8799. opj_event_msg(p_manager, EVT_ERROR, "Stream too short, expected SOT\n");
  8800. return OPJ_FALSE;
  8801. }
  8802. }
  8803. return OPJ_TRUE;
  8804. }
  8805. static OPJ_BOOL opj_j2k_update_image_data(opj_tcd_t * p_tcd,
  8806. opj_image_t* p_output_image)
  8807. {
  8808. OPJ_UINT32 i, j;
  8809. OPJ_UINT32 l_width_src, l_height_src;
  8810. OPJ_UINT32 l_width_dest, l_height_dest;
  8811. OPJ_INT32 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src;
  8812. OPJ_SIZE_T l_start_offset_src;
  8813. OPJ_UINT32 l_start_x_dest, l_start_y_dest;
  8814. OPJ_UINT32 l_x0_dest, l_y0_dest, l_x1_dest, l_y1_dest;
  8815. OPJ_SIZE_T l_start_offset_dest;
  8816. opj_image_comp_t * l_img_comp_src = 00;
  8817. opj_image_comp_t * l_img_comp_dest = 00;
  8818. opj_tcd_tilecomp_t * l_tilec = 00;
  8819. opj_image_t * l_image_src = 00;
  8820. OPJ_INT32 * l_dest_ptr;
  8821. l_tilec = p_tcd->tcd_image->tiles->comps;
  8822. l_image_src = p_tcd->image;
  8823. l_img_comp_src = l_image_src->comps;
  8824. l_img_comp_dest = p_output_image->comps;
  8825. for (i = 0; i < l_image_src->numcomps;
  8826. i++, ++l_img_comp_dest, ++l_img_comp_src, ++l_tilec) {
  8827. OPJ_INT32 res_x0, res_x1, res_y0, res_y1;
  8828. OPJ_UINT32 src_data_stride;
  8829. const OPJ_INT32* p_src_data;
  8830. /* Copy info from decoded comp image to output image */
  8831. l_img_comp_dest->resno_decoded = l_img_comp_src->resno_decoded;
  8832. if (p_tcd->whole_tile_decoding) {
  8833. opj_tcd_resolution_t* l_res = l_tilec->resolutions +
  8834. l_img_comp_src->resno_decoded;
  8835. res_x0 = l_res->x0;
  8836. res_y0 = l_res->y0;
  8837. res_x1 = l_res->x1;
  8838. res_y1 = l_res->y1;
  8839. src_data_stride = (OPJ_UINT32)(
  8840. l_tilec->resolutions[l_tilec->minimum_num_resolutions - 1].x1 -
  8841. l_tilec->resolutions[l_tilec->minimum_num_resolutions - 1].x0);
  8842. p_src_data = l_tilec->data;
  8843. } else {
  8844. opj_tcd_resolution_t* l_res = l_tilec->resolutions +
  8845. l_img_comp_src->resno_decoded;
  8846. res_x0 = (OPJ_INT32)l_res->win_x0;
  8847. res_y0 = (OPJ_INT32)l_res->win_y0;
  8848. res_x1 = (OPJ_INT32)l_res->win_x1;
  8849. res_y1 = (OPJ_INT32)l_res->win_y1;
  8850. src_data_stride = l_res->win_x1 - l_res->win_x0;
  8851. p_src_data = l_tilec->data_win;
  8852. }
  8853. if (p_src_data == NULL) {
  8854. /* Happens for partial component decoding */
  8855. continue;
  8856. }
  8857. l_width_src = (OPJ_UINT32)(res_x1 - res_x0);
  8858. l_height_src = (OPJ_UINT32)(res_y1 - res_y0);
  8859. /* Current tile component size*/
  8860. /*if (i == 0) {
  8861. fprintf(stdout, "SRC: l_res_x0=%d, l_res_x1=%d, l_res_y0=%d, l_res_y1=%d\n",
  8862. res_x0, res_x1, res_y0, res_y1);
  8863. }*/
  8864. /* Border of the current output component*/
  8865. l_x0_dest = opj_uint_ceildivpow2(l_img_comp_dest->x0, l_img_comp_dest->factor);
  8866. l_y0_dest = opj_uint_ceildivpow2(l_img_comp_dest->y0, l_img_comp_dest->factor);
  8867. l_x1_dest = l_x0_dest +
  8868. l_img_comp_dest->w; /* can't overflow given that image->x1 is uint32 */
  8869. l_y1_dest = l_y0_dest + l_img_comp_dest->h;
  8870. /*if (i == 0) {
  8871. fprintf(stdout, "DEST: l_x0_dest=%d, l_x1_dest=%d, l_y0_dest=%d, l_y1_dest=%d (%d)\n",
  8872. l_x0_dest, l_x1_dest, l_y0_dest, l_y1_dest, l_img_comp_dest->factor );
  8873. }*/
  8874. /*-----*/
  8875. /* Compute the area (l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src)
  8876. * of the input buffer (decoded tile component) which will be move
  8877. * in the output buffer. Compute the area of the output buffer (l_start_x_dest,
  8878. * l_start_y_dest, l_width_dest, l_height_dest) which will be modified
  8879. * by this input area.
  8880. * */
  8881. assert(res_x0 >= 0);
  8882. assert(res_x1 >= 0);
  8883. if (l_x0_dest < (OPJ_UINT32)res_x0) {
  8884. l_start_x_dest = (OPJ_UINT32)res_x0 - l_x0_dest;
  8885. l_offset_x0_src = 0;
  8886. if (l_x1_dest >= (OPJ_UINT32)res_x1) {
  8887. l_width_dest = l_width_src;
  8888. l_offset_x1_src = 0;
  8889. } else {
  8890. l_width_dest = l_x1_dest - (OPJ_UINT32)res_x0 ;
  8891. l_offset_x1_src = (OPJ_INT32)(l_width_src - l_width_dest);
  8892. }
  8893. } else {
  8894. l_start_x_dest = 0U;
  8895. l_offset_x0_src = (OPJ_INT32)l_x0_dest - res_x0;
  8896. if (l_x1_dest >= (OPJ_UINT32)res_x1) {
  8897. l_width_dest = l_width_src - (OPJ_UINT32)l_offset_x0_src;
  8898. l_offset_x1_src = 0;
  8899. } else {
  8900. l_width_dest = l_img_comp_dest->w ;
  8901. l_offset_x1_src = res_x1 - (OPJ_INT32)l_x1_dest;
  8902. }
  8903. }
  8904. if (l_y0_dest < (OPJ_UINT32)res_y0) {
  8905. l_start_y_dest = (OPJ_UINT32)res_y0 - l_y0_dest;
  8906. l_offset_y0_src = 0;
  8907. if (l_y1_dest >= (OPJ_UINT32)res_y1) {
  8908. l_height_dest = l_height_src;
  8909. l_offset_y1_src = 0;
  8910. } else {
  8911. l_height_dest = l_y1_dest - (OPJ_UINT32)res_y0 ;
  8912. l_offset_y1_src = (OPJ_INT32)(l_height_src - l_height_dest);
  8913. }
  8914. } else {
  8915. l_start_y_dest = 0U;
  8916. l_offset_y0_src = (OPJ_INT32)l_y0_dest - res_y0;
  8917. if (l_y1_dest >= (OPJ_UINT32)res_y1) {
  8918. l_height_dest = l_height_src - (OPJ_UINT32)l_offset_y0_src;
  8919. l_offset_y1_src = 0;
  8920. } else {
  8921. l_height_dest = l_img_comp_dest->h ;
  8922. l_offset_y1_src = res_y1 - (OPJ_INT32)l_y1_dest;
  8923. }
  8924. }
  8925. if ((l_offset_x0_src < 0) || (l_offset_y0_src < 0) || (l_offset_x1_src < 0) ||
  8926. (l_offset_y1_src < 0)) {
  8927. return OPJ_FALSE;
  8928. }
  8929. /* testcase 2977.pdf.asan.67.2198 */
  8930. if ((OPJ_INT32)l_width_dest < 0 || (OPJ_INT32)l_height_dest < 0) {
  8931. return OPJ_FALSE;
  8932. }
  8933. /*-----*/
  8934. /* Compute the input buffer offset */
  8935. l_start_offset_src = (OPJ_SIZE_T)l_offset_x0_src + (OPJ_SIZE_T)l_offset_y0_src
  8936. * (OPJ_SIZE_T)src_data_stride;
  8937. /* Compute the output buffer offset */
  8938. l_start_offset_dest = (OPJ_SIZE_T)l_start_x_dest + (OPJ_SIZE_T)l_start_y_dest
  8939. * (OPJ_SIZE_T)l_img_comp_dest->w;
  8940. /* Allocate output component buffer if necessary */
  8941. if (l_img_comp_dest->data == NULL &&
  8942. l_start_offset_src == 0 && l_start_offset_dest == 0 &&
  8943. src_data_stride == l_img_comp_dest->w &&
  8944. l_width_dest == l_img_comp_dest->w &&
  8945. l_height_dest == l_img_comp_dest->h) {
  8946. /* If the final image matches the tile buffer, then borrow it */
  8947. /* directly to save a copy */
  8948. if (p_tcd->whole_tile_decoding) {
  8949. l_img_comp_dest->data = l_tilec->data;
  8950. l_tilec->data = NULL;
  8951. } else {
  8952. l_img_comp_dest->data = l_tilec->data_win;
  8953. l_tilec->data_win = NULL;
  8954. }
  8955. continue;
  8956. } else if (l_img_comp_dest->data == NULL) {
  8957. OPJ_SIZE_T l_width = l_img_comp_dest->w;
  8958. OPJ_SIZE_T l_height = l_img_comp_dest->h;
  8959. if ((l_height == 0U) || (l_width > (SIZE_MAX / l_height)) ||
  8960. l_width * l_height > SIZE_MAX / sizeof(OPJ_INT32)) {
  8961. /* would overflow */
  8962. return OPJ_FALSE;
  8963. }
  8964. l_img_comp_dest->data = (OPJ_INT32*) opj_image_data_alloc(l_width * l_height *
  8965. sizeof(OPJ_INT32));
  8966. if (! l_img_comp_dest->data) {
  8967. return OPJ_FALSE;
  8968. }
  8969. if (l_img_comp_dest->w != l_width_dest ||
  8970. l_img_comp_dest->h != l_height_dest) {
  8971. memset(l_img_comp_dest->data, 0,
  8972. (OPJ_SIZE_T)l_img_comp_dest->w * l_img_comp_dest->h * sizeof(OPJ_INT32));
  8973. }
  8974. }
  8975. /* Move the output buffer to the first place where we will write*/
  8976. l_dest_ptr = l_img_comp_dest->data + l_start_offset_dest;
  8977. {
  8978. const OPJ_INT32 * l_src_ptr = p_src_data;
  8979. l_src_ptr += l_start_offset_src;
  8980. for (j = 0; j < l_height_dest; ++j) {
  8981. memcpy(l_dest_ptr, l_src_ptr, l_width_dest * sizeof(OPJ_INT32));
  8982. l_dest_ptr += l_img_comp_dest->w;
  8983. l_src_ptr += src_data_stride;
  8984. }
  8985. }
  8986. }
  8987. return OPJ_TRUE;
  8988. }
  8989. static OPJ_BOOL opj_j2k_update_image_dimensions(opj_image_t* p_image,
  8990. opj_event_mgr_t * p_manager)
  8991. {
  8992. OPJ_UINT32 it_comp;
  8993. OPJ_INT32 l_comp_x1, l_comp_y1;
  8994. opj_image_comp_t* l_img_comp = NULL;
  8995. l_img_comp = p_image->comps;
  8996. for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
  8997. OPJ_INT32 l_h, l_w;
  8998. if (p_image->x0 > (OPJ_UINT32)INT_MAX ||
  8999. p_image->y0 > (OPJ_UINT32)INT_MAX ||
  9000. p_image->x1 > (OPJ_UINT32)INT_MAX ||
  9001. p_image->y1 > (OPJ_UINT32)INT_MAX) {
  9002. opj_event_msg(p_manager, EVT_ERROR,
  9003. "Image coordinates above INT_MAX are not supported\n");
  9004. return OPJ_FALSE;
  9005. }
  9006. l_img_comp->x0 = opj_uint_ceildiv(p_image->x0, l_img_comp->dx);
  9007. l_img_comp->y0 = opj_uint_ceildiv(p_image->y0, l_img_comp->dy);
  9008. l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
  9009. l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
  9010. l_w = opj_int_ceildivpow2(l_comp_x1, (OPJ_INT32)l_img_comp->factor)
  9011. - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0, (OPJ_INT32)l_img_comp->factor);
  9012. if (l_w < 0) {
  9013. opj_event_msg(p_manager, EVT_ERROR,
  9014. "Size x of the decoded component image is incorrect (comp[%d].w=%d).\n",
  9015. it_comp, l_w);
  9016. return OPJ_FALSE;
  9017. }
  9018. l_img_comp->w = (OPJ_UINT32)l_w;
  9019. l_h = opj_int_ceildivpow2(l_comp_y1, (OPJ_INT32)l_img_comp->factor)
  9020. - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0, (OPJ_INT32)l_img_comp->factor);
  9021. if (l_h < 0) {
  9022. opj_event_msg(p_manager, EVT_ERROR,
  9023. "Size y of the decoded component image is incorrect (comp[%d].h=%d).\n",
  9024. it_comp, l_h);
  9025. return OPJ_FALSE;
  9026. }
  9027. l_img_comp->h = (OPJ_UINT32)l_h;
  9028. l_img_comp++;
  9029. }
  9030. return OPJ_TRUE;
  9031. }
  9032. OPJ_BOOL opj_j2k_set_decoded_components(opj_j2k_t *p_j2k,
  9033. OPJ_UINT32 numcomps,
  9034. const OPJ_UINT32* comps_indices,
  9035. opj_event_mgr_t * p_manager)
  9036. {
  9037. OPJ_UINT32 i;
  9038. OPJ_BOOL* already_mapped;
  9039. if (p_j2k->m_private_image == NULL) {
  9040. opj_event_msg(p_manager, EVT_ERROR,
  9041. "opj_read_header() should be called before "
  9042. "opj_set_decoded_components().\n");
  9043. return OPJ_FALSE;
  9044. }
  9045. already_mapped = (OPJ_BOOL*) opj_calloc(sizeof(OPJ_BOOL),
  9046. p_j2k->m_private_image->numcomps);
  9047. if (already_mapped == NULL) {
  9048. return OPJ_FALSE;
  9049. }
  9050. for (i = 0; i < numcomps; i++) {
  9051. if (comps_indices[i] >= p_j2k->m_private_image->numcomps) {
  9052. opj_event_msg(p_manager, EVT_ERROR,
  9053. "Invalid component index: %u\n",
  9054. comps_indices[i]);
  9055. opj_free(already_mapped);
  9056. return OPJ_FALSE;
  9057. }
  9058. if (already_mapped[comps_indices[i]]) {
  9059. opj_event_msg(p_manager, EVT_ERROR,
  9060. "Component index %u used several times\n",
  9061. comps_indices[i]);
  9062. opj_free(already_mapped);
  9063. return OPJ_FALSE;
  9064. }
  9065. already_mapped[comps_indices[i]] = OPJ_TRUE;
  9066. }
  9067. opj_free(already_mapped);
  9068. opj_free(p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode);
  9069. if (numcomps) {
  9070. p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode =
  9071. (OPJ_UINT32*) opj_malloc(numcomps * sizeof(OPJ_UINT32));
  9072. if (p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode == NULL) {
  9073. p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode = 0;
  9074. return OPJ_FALSE;
  9075. }
  9076. memcpy(p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode,
  9077. comps_indices,
  9078. numcomps * sizeof(OPJ_UINT32));
  9079. } else {
  9080. p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode = NULL;
  9081. }
  9082. p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode = numcomps;
  9083. return OPJ_TRUE;
  9084. }
  9085. OPJ_BOOL opj_j2k_set_decode_area(opj_j2k_t *p_j2k,
  9086. opj_image_t* p_image,
  9087. OPJ_INT32 p_start_x, OPJ_INT32 p_start_y,
  9088. OPJ_INT32 p_end_x, OPJ_INT32 p_end_y,
  9089. opj_event_mgr_t * p_manager)
  9090. {
  9091. opj_cp_t * l_cp = &(p_j2k->m_cp);
  9092. opj_image_t * l_image = p_j2k->m_private_image;
  9093. OPJ_BOOL ret;
  9094. OPJ_UINT32 it_comp;
  9095. if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
  9096. p_j2k->m_cp.tcps[0].m_data != NULL) {
  9097. /* In the case of a single-tiled image whose codestream we have already */
  9098. /* ingested, go on */
  9099. }
  9100. /* Check if we are read the main header */
  9101. else if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) {
  9102. opj_event_msg(p_manager, EVT_ERROR,
  9103. "Need to decode the main header before begin to decode the remaining codestream.\n");
  9104. return OPJ_FALSE;
  9105. }
  9106. /* Update the comps[].factor member of the output image with the one */
  9107. /* of m_reduce */
  9108. for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
  9109. p_image->comps[it_comp].factor = p_j2k->m_cp.m_specific_param.m_dec.m_reduce;
  9110. }
  9111. if (!p_start_x && !p_start_y && !p_end_x && !p_end_y) {
  9112. opj_event_msg(p_manager, EVT_INFO,
  9113. "No decoded area parameters, set the decoded area to the whole image\n");
  9114. p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
  9115. p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
  9116. p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
  9117. p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
  9118. p_image->x0 = l_image->x0;
  9119. p_image->y0 = l_image->y0;
  9120. p_image->x1 = l_image->x1;
  9121. p_image->y1 = l_image->y1;
  9122. return opj_j2k_update_image_dimensions(p_image, p_manager);
  9123. }
  9124. /* ----- */
  9125. /* Check if the positions provided by the user are correct */
  9126. /* Left */
  9127. if (p_start_x < 0) {
  9128. opj_event_msg(p_manager, EVT_ERROR,
  9129. "Left position of the decoded area (region_x0=%d) should be >= 0.\n",
  9130. p_start_x);
  9131. return OPJ_FALSE;
  9132. } else if ((OPJ_UINT32)p_start_x > l_image->x1) {
  9133. opj_event_msg(p_manager, EVT_ERROR,
  9134. "Left position of the decoded area (region_x0=%d) is outside the image area (Xsiz=%d).\n",
  9135. p_start_x, l_image->x1);
  9136. return OPJ_FALSE;
  9137. } else if ((OPJ_UINT32)p_start_x < l_image->x0) {
  9138. opj_event_msg(p_manager, EVT_WARNING,
  9139. "Left position of the decoded area (region_x0=%d) is outside the image area (XOsiz=%d).\n",
  9140. p_start_x, l_image->x0);
  9141. p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0;
  9142. p_image->x0 = l_image->x0;
  9143. } else {
  9144. p_j2k->m_specific_param.m_decoder.m_start_tile_x = ((OPJ_UINT32)p_start_x -
  9145. l_cp->tx0) / l_cp->tdx;
  9146. p_image->x0 = (OPJ_UINT32)p_start_x;
  9147. }
  9148. /* Up */
  9149. if (p_start_y < 0) {
  9150. opj_event_msg(p_manager, EVT_ERROR,
  9151. "Up position of the decoded area (region_y0=%d) should be >= 0.\n",
  9152. p_start_y);
  9153. return OPJ_FALSE;
  9154. } else if ((OPJ_UINT32)p_start_y > l_image->y1) {
  9155. opj_event_msg(p_manager, EVT_ERROR,
  9156. "Up position of the decoded area (region_y0=%d) is outside the image area (Ysiz=%d).\n",
  9157. p_start_y, l_image->y1);
  9158. return OPJ_FALSE;
  9159. } else if ((OPJ_UINT32)p_start_y < l_image->y0) {
  9160. opj_event_msg(p_manager, EVT_WARNING,
  9161. "Up position of the decoded area (region_y0=%d) is outside the image area (YOsiz=%d).\n",
  9162. p_start_y, l_image->y0);
  9163. p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0;
  9164. p_image->y0 = l_image->y0;
  9165. } else {
  9166. p_j2k->m_specific_param.m_decoder.m_start_tile_y = ((OPJ_UINT32)p_start_y -
  9167. l_cp->ty0) / l_cp->tdy;
  9168. p_image->y0 = (OPJ_UINT32)p_start_y;
  9169. }
  9170. /* Right */
  9171. if (p_end_x <= 0) {
  9172. opj_event_msg(p_manager, EVT_ERROR,
  9173. "Right position of the decoded area (region_x1=%d) should be > 0.\n",
  9174. p_end_x);
  9175. return OPJ_FALSE;
  9176. } else if ((OPJ_UINT32)p_end_x < l_image->x0) {
  9177. opj_event_msg(p_manager, EVT_ERROR,
  9178. "Right position of the decoded area (region_x1=%d) is outside the image area (XOsiz=%d).\n",
  9179. p_end_x, l_image->x0);
  9180. return OPJ_FALSE;
  9181. } else if ((OPJ_UINT32)p_end_x > l_image->x1) {
  9182. opj_event_msg(p_manager, EVT_WARNING,
  9183. "Right position of the decoded area (region_x1=%d) is outside the image area (Xsiz=%d).\n",
  9184. p_end_x, l_image->x1);
  9185. p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw;
  9186. p_image->x1 = l_image->x1;
  9187. } else {
  9188. p_j2k->m_specific_param.m_decoder.m_end_tile_x = opj_uint_ceildiv((
  9189. OPJ_UINT32)p_end_x - l_cp->tx0, l_cp->tdx);
  9190. p_image->x1 = (OPJ_UINT32)p_end_x;
  9191. }
  9192. /* Bottom */
  9193. if (p_end_y <= 0) {
  9194. opj_event_msg(p_manager, EVT_ERROR,
  9195. "Bottom position of the decoded area (region_y1=%d) should be > 0.\n",
  9196. p_end_y);
  9197. return OPJ_FALSE;
  9198. } else if ((OPJ_UINT32)p_end_y < l_image->y0) {
  9199. opj_event_msg(p_manager, EVT_ERROR,
  9200. "Bottom position of the decoded area (region_y1=%d) is outside the image area (YOsiz=%d).\n",
  9201. p_end_y, l_image->y0);
  9202. return OPJ_FALSE;
  9203. }
  9204. if ((OPJ_UINT32)p_end_y > l_image->y1) {
  9205. opj_event_msg(p_manager, EVT_WARNING,
  9206. "Bottom position of the decoded area (region_y1=%d) is outside the image area (Ysiz=%d).\n",
  9207. p_end_y, l_image->y1);
  9208. p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th;
  9209. p_image->y1 = l_image->y1;
  9210. } else {
  9211. p_j2k->m_specific_param.m_decoder.m_end_tile_y = opj_uint_ceildiv((
  9212. OPJ_UINT32)p_end_y - l_cp->ty0, l_cp->tdy);
  9213. p_image->y1 = (OPJ_UINT32)p_end_y;
  9214. }
  9215. /* ----- */
  9216. p_j2k->m_specific_param.m_decoder.m_discard_tiles = 1;
  9217. ret = opj_j2k_update_image_dimensions(p_image, p_manager);
  9218. if (ret) {
  9219. opj_event_msg(p_manager, EVT_INFO, "Setting decoding area to %d,%d,%d,%d\n",
  9220. p_image->x0, p_image->y0, p_image->x1, p_image->y1);
  9221. }
  9222. return ret;
  9223. }
  9224. opj_j2k_t* opj_j2k_create_decompress(void)
  9225. {
  9226. opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1, sizeof(opj_j2k_t));
  9227. if (!l_j2k) {
  9228. return 00;
  9229. }
  9230. l_j2k->m_is_decoder = 1;
  9231. l_j2k->m_cp.m_is_decoder = 1;
  9232. /* in the absence of JP2 boxes, consider different bit depth / sign */
  9233. /* per component is allowed */
  9234. l_j2k->m_cp.allow_different_bit_depth_sign = 1;
  9235. /* Default to using strict mode. */
  9236. l_j2k->m_cp.strict = OPJ_TRUE;
  9237. #ifdef OPJ_DISABLE_TPSOT_FIX
  9238. l_j2k->m_specific_param.m_decoder.m_nb_tile_parts_correction_checked = 1;
  9239. #endif
  9240. l_j2k->m_specific_param.m_decoder.m_default_tcp = (opj_tcp_t*) opj_calloc(1,
  9241. sizeof(opj_tcp_t));
  9242. if (!l_j2k->m_specific_param.m_decoder.m_default_tcp) {
  9243. opj_j2k_destroy(l_j2k);
  9244. return 00;
  9245. }
  9246. l_j2k->m_specific_param.m_decoder.m_header_data = (OPJ_BYTE *) opj_calloc(1,
  9247. OPJ_J2K_DEFAULT_HEADER_SIZE);
  9248. if (! l_j2k->m_specific_param.m_decoder.m_header_data) {
  9249. opj_j2k_destroy(l_j2k);
  9250. return 00;
  9251. }
  9252. l_j2k->m_specific_param.m_decoder.m_header_data_size =
  9253. OPJ_J2K_DEFAULT_HEADER_SIZE;
  9254. l_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = -1 ;
  9255. l_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = 0 ;
  9256. /* codestream index creation */
  9257. l_j2k->cstr_index = opj_j2k_create_cstr_index();
  9258. if (!l_j2k->cstr_index) {
  9259. opj_j2k_destroy(l_j2k);
  9260. return 00;
  9261. }
  9262. /* validation list creation */
  9263. l_j2k->m_validation_list = opj_procedure_list_create();
  9264. if (! l_j2k->m_validation_list) {
  9265. opj_j2k_destroy(l_j2k);
  9266. return 00;
  9267. }
  9268. /* execution list creation */
  9269. l_j2k->m_procedure_list = opj_procedure_list_create();
  9270. if (! l_j2k->m_procedure_list) {
  9271. opj_j2k_destroy(l_j2k);
  9272. return 00;
  9273. }
  9274. l_j2k->m_tp = opj_thread_pool_create(opj_j2k_get_default_thread_count());
  9275. if (!l_j2k->m_tp) {
  9276. l_j2k->m_tp = opj_thread_pool_create(0);
  9277. }
  9278. if (!l_j2k->m_tp) {
  9279. opj_j2k_destroy(l_j2k);
  9280. return NULL;
  9281. }
  9282. return l_j2k;
  9283. }
  9284. static opj_codestream_index_t* opj_j2k_create_cstr_index(void)
  9285. {
  9286. opj_codestream_index_t* cstr_index = (opj_codestream_index_t*)
  9287. opj_calloc(1, sizeof(opj_codestream_index_t));
  9288. if (!cstr_index) {
  9289. return NULL;
  9290. }
  9291. cstr_index->maxmarknum = 100;
  9292. cstr_index->marknum = 0;
  9293. cstr_index->marker = (opj_marker_info_t*)
  9294. opj_calloc(cstr_index->maxmarknum, sizeof(opj_marker_info_t));
  9295. if (!cstr_index-> marker) {
  9296. opj_free(cstr_index);
  9297. return NULL;
  9298. }
  9299. cstr_index->tile_index = NULL;
  9300. return cstr_index;
  9301. }
  9302. static OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size(opj_j2k_t *p_j2k,
  9303. OPJ_UINT32 p_tile_no,
  9304. OPJ_UINT32 p_comp_no)
  9305. {
  9306. opj_cp_t *l_cp = 00;
  9307. opj_tcp_t *l_tcp = 00;
  9308. opj_tccp_t *l_tccp = 00;
  9309. /* preconditions */
  9310. assert(p_j2k != 00);
  9311. l_cp = &(p_j2k->m_cp);
  9312. l_tcp = &l_cp->tcps[p_tile_no];
  9313. l_tccp = &l_tcp->tccps[p_comp_no];
  9314. /* preconditions again */
  9315. assert(p_tile_no < (l_cp->tw * l_cp->th));
  9316. assert(p_comp_no < p_j2k->m_private_image->numcomps);
  9317. if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
  9318. return 5 + l_tccp->numresolutions;
  9319. } else {
  9320. return 5;
  9321. }
  9322. }
  9323. static OPJ_BOOL opj_j2k_compare_SPCod_SPCoc(opj_j2k_t *p_j2k,
  9324. OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
  9325. {
  9326. OPJ_UINT32 i;
  9327. opj_cp_t *l_cp = NULL;
  9328. opj_tcp_t *l_tcp = NULL;
  9329. opj_tccp_t *l_tccp0 = NULL;
  9330. opj_tccp_t *l_tccp1 = NULL;
  9331. /* preconditions */
  9332. assert(p_j2k != 00);
  9333. l_cp = &(p_j2k->m_cp);
  9334. l_tcp = &l_cp->tcps[p_tile_no];
  9335. l_tccp0 = &l_tcp->tccps[p_first_comp_no];
  9336. l_tccp1 = &l_tcp->tccps[p_second_comp_no];
  9337. if (l_tccp0->numresolutions != l_tccp1->numresolutions) {
  9338. return OPJ_FALSE;
  9339. }
  9340. if (l_tccp0->cblkw != l_tccp1->cblkw) {
  9341. return OPJ_FALSE;
  9342. }
  9343. if (l_tccp0->cblkh != l_tccp1->cblkh) {
  9344. return OPJ_FALSE;
  9345. }
  9346. if (l_tccp0->cblksty != l_tccp1->cblksty) {
  9347. return OPJ_FALSE;
  9348. }
  9349. if (l_tccp0->qmfbid != l_tccp1->qmfbid) {
  9350. return OPJ_FALSE;
  9351. }
  9352. if ((l_tccp0->csty & J2K_CCP_CSTY_PRT) != (l_tccp1->csty & J2K_CCP_CSTY_PRT)) {
  9353. return OPJ_FALSE;
  9354. }
  9355. for (i = 0U; i < l_tccp0->numresolutions; ++i) {
  9356. if (l_tccp0->prcw[i] != l_tccp1->prcw[i]) {
  9357. return OPJ_FALSE;
  9358. }
  9359. if (l_tccp0->prch[i] != l_tccp1->prch[i]) {
  9360. return OPJ_FALSE;
  9361. }
  9362. }
  9363. return OPJ_TRUE;
  9364. }
  9365. static OPJ_BOOL opj_j2k_write_SPCod_SPCoc(opj_j2k_t *p_j2k,
  9366. OPJ_UINT32 p_tile_no,
  9367. OPJ_UINT32 p_comp_no,
  9368. OPJ_BYTE * p_data,
  9369. OPJ_UINT32 * p_header_size,
  9370. struct opj_event_mgr * p_manager)
  9371. {
  9372. OPJ_UINT32 i;
  9373. opj_cp_t *l_cp = 00;
  9374. opj_tcp_t *l_tcp = 00;
  9375. opj_tccp_t *l_tccp = 00;
  9376. /* preconditions */
  9377. assert(p_j2k != 00);
  9378. assert(p_header_size != 00);
  9379. assert(p_manager != 00);
  9380. assert(p_data != 00);
  9381. l_cp = &(p_j2k->m_cp);
  9382. l_tcp = &l_cp->tcps[p_tile_no];
  9383. l_tccp = &l_tcp->tccps[p_comp_no];
  9384. /* preconditions again */
  9385. assert(p_tile_no < (l_cp->tw * l_cp->th));
  9386. assert(p_comp_no < (p_j2k->m_private_image->numcomps));
  9387. if (*p_header_size < 5) {
  9388. opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
  9389. return OPJ_FALSE;
  9390. }
  9391. opj_write_bytes(p_data, l_tccp->numresolutions - 1, 1); /* SPcoc (D) */
  9392. ++p_data;
  9393. opj_write_bytes(p_data, l_tccp->cblkw - 2, 1); /* SPcoc (E) */
  9394. ++p_data;
  9395. opj_write_bytes(p_data, l_tccp->cblkh - 2, 1); /* SPcoc (F) */
  9396. ++p_data;
  9397. opj_write_bytes(p_data, l_tccp->cblksty,
  9398. 1); /* SPcoc (G) */
  9399. ++p_data;
  9400. opj_write_bytes(p_data, l_tccp->qmfbid,
  9401. 1); /* SPcoc (H) */
  9402. ++p_data;
  9403. *p_header_size = *p_header_size - 5;
  9404. if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
  9405. if (*p_header_size < l_tccp->numresolutions) {
  9406. opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n");
  9407. return OPJ_FALSE;
  9408. }
  9409. for (i = 0; i < l_tccp->numresolutions; ++i) {
  9410. opj_write_bytes(p_data, l_tccp->prcw[i] + (l_tccp->prch[i] << 4),
  9411. 1); /* SPcoc (I_i) */
  9412. ++p_data;
  9413. }
  9414. *p_header_size = *p_header_size - l_tccp->numresolutions;
  9415. }
  9416. return OPJ_TRUE;
  9417. }
  9418. static OPJ_BOOL opj_j2k_read_SPCod_SPCoc(opj_j2k_t *p_j2k,
  9419. OPJ_UINT32 compno,
  9420. OPJ_BYTE * p_header_data,
  9421. OPJ_UINT32 * p_header_size,
  9422. opj_event_mgr_t * p_manager)
  9423. {
  9424. OPJ_UINT32 i, l_tmp;
  9425. opj_cp_t *l_cp = NULL;
  9426. opj_tcp_t *l_tcp = NULL;
  9427. opj_tccp_t *l_tccp = NULL;
  9428. OPJ_BYTE * l_current_ptr = NULL;
  9429. /* preconditions */
  9430. assert(p_j2k != 00);
  9431. assert(p_manager != 00);
  9432. assert(p_header_data != 00);
  9433. l_cp = &(p_j2k->m_cp);
  9434. l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ?
  9435. &l_cp->tcps[p_j2k->m_current_tile_number] :
  9436. p_j2k->m_specific_param.m_decoder.m_default_tcp;
  9437. /* precondition again */
  9438. assert(compno < p_j2k->m_private_image->numcomps);
  9439. l_tccp = &l_tcp->tccps[compno];
  9440. l_current_ptr = p_header_data;
  9441. /* make sure room is sufficient */
  9442. if (*p_header_size < 5) {
  9443. opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
  9444. return OPJ_FALSE;
  9445. }
  9446. /* SPcod (D) / SPcoc (A) */
  9447. opj_read_bytes(l_current_ptr, &l_tccp->numresolutions, 1);
  9448. ++l_tccp->numresolutions; /* tccp->numresolutions = read() + 1 */
  9449. if (l_tccp->numresolutions > OPJ_J2K_MAXRLVLS) {
  9450. opj_event_msg(p_manager, EVT_ERROR,
  9451. "Invalid value for numresolutions : %d, max value is set in openjpeg.h at %d\n",
  9452. l_tccp->numresolutions, OPJ_J2K_MAXRLVLS);
  9453. return OPJ_FALSE;
  9454. }
  9455. ++l_current_ptr;
  9456. /* If user wants to remove more resolutions than the codestream contains, return error */
  9457. if (l_cp->m_specific_param.m_dec.m_reduce >= l_tccp->numresolutions) {
  9458. opj_event_msg(p_manager, EVT_ERROR,
  9459. "Error decoding component %d.\nThe number of resolutions "
  9460. "to remove (%d) is greater or equal than the number "
  9461. "of resolutions of this component (%d)\nModify the cp_reduce parameter.\n\n",
  9462. compno, l_cp->m_specific_param.m_dec.m_reduce, l_tccp->numresolutions);
  9463. p_j2k->m_specific_param.m_decoder.m_state |=
  9464. 0x8000;/* FIXME J2K_DEC_STATE_ERR;*/
  9465. return OPJ_FALSE;
  9466. }
  9467. /* SPcod (E) / SPcoc (B) */
  9468. opj_read_bytes(l_current_ptr, &l_tccp->cblkw, 1);
  9469. ++l_current_ptr;
  9470. l_tccp->cblkw += 2;
  9471. /* SPcod (F) / SPcoc (C) */
  9472. opj_read_bytes(l_current_ptr, &l_tccp->cblkh, 1);
  9473. ++l_current_ptr;
  9474. l_tccp->cblkh += 2;
  9475. if ((l_tccp->cblkw > 10) || (l_tccp->cblkh > 10) ||
  9476. ((l_tccp->cblkw + l_tccp->cblkh) > 12)) {
  9477. opj_event_msg(p_manager, EVT_ERROR,
  9478. "Error reading SPCod SPCoc element, Invalid cblkw/cblkh combination\n");
  9479. return OPJ_FALSE;
  9480. }
  9481. /* SPcod (G) / SPcoc (D) */
  9482. opj_read_bytes(l_current_ptr, &l_tccp->cblksty, 1);
  9483. ++l_current_ptr;
  9484. if ((l_tccp->cblksty & J2K_CCP_CBLKSTY_HTMIXED) != 0) {
  9485. /* We do not support HT mixed mode yet. For conformance, it should be supported.*/
  9486. opj_event_msg(p_manager, EVT_ERROR,
  9487. "Error reading SPCod SPCoc element. Unsupported Mixed HT code-block style found\n");
  9488. return OPJ_FALSE;
  9489. }
  9490. /* SPcod (H) / SPcoc (E) */
  9491. opj_read_bytes(l_current_ptr, &l_tccp->qmfbid, 1);
  9492. ++l_current_ptr;
  9493. if (l_tccp->qmfbid > 1) {
  9494. opj_event_msg(p_manager, EVT_ERROR,
  9495. "Error reading SPCod SPCoc element, Invalid transformation found\n");
  9496. return OPJ_FALSE;
  9497. }
  9498. *p_header_size = *p_header_size - 5;
  9499. /* use custom precinct size ? */
  9500. if (l_tccp->csty & J2K_CCP_CSTY_PRT) {
  9501. if (*p_header_size < l_tccp->numresolutions) {
  9502. opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n");
  9503. return OPJ_FALSE;
  9504. }
  9505. /* SPcod (I_i) / SPcoc (F_i) */
  9506. for (i = 0; i < l_tccp->numresolutions; ++i) {
  9507. opj_read_bytes(l_current_ptr, &l_tmp, 1);
  9508. ++l_current_ptr;
  9509. /* Precinct exponent 0 is only allowed for lowest resolution level (Table A.21) */
  9510. if ((i != 0) && (((l_tmp & 0xf) == 0) || ((l_tmp >> 4) == 0))) {
  9511. opj_event_msg(p_manager, EVT_ERROR, "Invalid precinct size\n");
  9512. return OPJ_FALSE;
  9513. }
  9514. l_tccp->prcw[i] = l_tmp & 0xf;
  9515. l_tccp->prch[i] = l_tmp >> 4;
  9516. }
  9517. *p_header_size = *p_header_size - l_tccp->numresolutions;
  9518. } else {
  9519. /* set default size for the precinct width and height */
  9520. for (i = 0; i < l_tccp->numresolutions; ++i) {
  9521. l_tccp->prcw[i] = 15;
  9522. l_tccp->prch[i] = 15;
  9523. }
  9524. }
  9525. #ifdef WIP_REMOVE_MSD
  9526. /* INDEX >> */
  9527. if (p_j2k->cstr_info && compno == 0) {
  9528. OPJ_UINT32 l_data_size = l_tccp->numresolutions * sizeof(OPJ_UINT32);
  9529. p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkh =
  9530. l_tccp->cblkh;
  9531. p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkw =
  9532. l_tccp->cblkw;
  9533. p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].numresolutions
  9534. = l_tccp->numresolutions;
  9535. p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblksty =
  9536. l_tccp->cblksty;
  9537. p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].qmfbid =
  9538. l_tccp->qmfbid;
  9539. memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdx, l_tccp->prcw,
  9540. l_data_size);
  9541. memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdy, l_tccp->prch,
  9542. l_data_size);
  9543. }
  9544. /* << INDEX */
  9545. #endif
  9546. return OPJ_TRUE;
  9547. }
  9548. static void opj_j2k_copy_tile_component_parameters(opj_j2k_t *p_j2k)
  9549. {
  9550. /* loop */
  9551. OPJ_UINT32 i;
  9552. opj_cp_t *l_cp = NULL;
  9553. opj_tcp_t *l_tcp = NULL;
  9554. opj_tccp_t *l_ref_tccp = NULL, *l_copied_tccp = NULL;
  9555. OPJ_UINT32 l_prc_size;
  9556. /* preconditions */
  9557. assert(p_j2k != 00);
  9558. l_cp = &(p_j2k->m_cp);
  9559. l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
  9560. ?
  9561. &l_cp->tcps[p_j2k->m_current_tile_number] :
  9562. p_j2k->m_specific_param.m_decoder.m_default_tcp;
  9563. l_ref_tccp = &l_tcp->tccps[0];
  9564. l_copied_tccp = l_ref_tccp + 1;
  9565. l_prc_size = l_ref_tccp->numresolutions * (OPJ_UINT32)sizeof(OPJ_UINT32);
  9566. for (i = 1; i < p_j2k->m_private_image->numcomps; ++i) {
  9567. l_copied_tccp->numresolutions = l_ref_tccp->numresolutions;
  9568. l_copied_tccp->cblkw = l_ref_tccp->cblkw;
  9569. l_copied_tccp->cblkh = l_ref_tccp->cblkh;
  9570. l_copied_tccp->cblksty = l_ref_tccp->cblksty;
  9571. l_copied_tccp->qmfbid = l_ref_tccp->qmfbid;
  9572. memcpy(l_copied_tccp->prcw, l_ref_tccp->prcw, l_prc_size);
  9573. memcpy(l_copied_tccp->prch, l_ref_tccp->prch, l_prc_size);
  9574. ++l_copied_tccp;
  9575. }
  9576. }
  9577. static OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size(opj_j2k_t *p_j2k,
  9578. OPJ_UINT32 p_tile_no,
  9579. OPJ_UINT32 p_comp_no)
  9580. {
  9581. OPJ_UINT32 l_num_bands;
  9582. opj_cp_t *l_cp = 00;
  9583. opj_tcp_t *l_tcp = 00;
  9584. opj_tccp_t *l_tccp = 00;
  9585. /* preconditions */
  9586. assert(p_j2k != 00);
  9587. l_cp = &(p_j2k->m_cp);
  9588. l_tcp = &l_cp->tcps[p_tile_no];
  9589. l_tccp = &l_tcp->tccps[p_comp_no];
  9590. /* preconditions again */
  9591. assert(p_tile_no < l_cp->tw * l_cp->th);
  9592. assert(p_comp_no < p_j2k->m_private_image->numcomps);
  9593. l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
  9594. (l_tccp->numresolutions * 3 - 2);
  9595. if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
  9596. return 1 + l_num_bands;
  9597. } else {
  9598. return 1 + 2 * l_num_bands;
  9599. }
  9600. }
  9601. static OPJ_BOOL opj_j2k_compare_SQcd_SQcc(opj_j2k_t *p_j2k,
  9602. OPJ_UINT32 p_tile_no, OPJ_UINT32 p_first_comp_no, OPJ_UINT32 p_second_comp_no)
  9603. {
  9604. opj_cp_t *l_cp = NULL;
  9605. opj_tcp_t *l_tcp = NULL;
  9606. opj_tccp_t *l_tccp0 = NULL;
  9607. opj_tccp_t *l_tccp1 = NULL;
  9608. OPJ_UINT32 l_band_no, l_num_bands;
  9609. /* preconditions */
  9610. assert(p_j2k != 00);
  9611. l_cp = &(p_j2k->m_cp);
  9612. l_tcp = &l_cp->tcps[p_tile_no];
  9613. l_tccp0 = &l_tcp->tccps[p_first_comp_no];
  9614. l_tccp1 = &l_tcp->tccps[p_second_comp_no];
  9615. if (l_tccp0->qntsty != l_tccp1->qntsty) {
  9616. return OPJ_FALSE;
  9617. }
  9618. if (l_tccp0->numgbits != l_tccp1->numgbits) {
  9619. return OPJ_FALSE;
  9620. }
  9621. if (l_tccp0->qntsty == J2K_CCP_QNTSTY_SIQNT) {
  9622. l_num_bands = 1U;
  9623. } else {
  9624. l_num_bands = l_tccp0->numresolutions * 3U - 2U;
  9625. if (l_num_bands != (l_tccp1->numresolutions * 3U - 2U)) {
  9626. return OPJ_FALSE;
  9627. }
  9628. }
  9629. for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
  9630. if (l_tccp0->stepsizes[l_band_no].expn != l_tccp1->stepsizes[l_band_no].expn) {
  9631. return OPJ_FALSE;
  9632. }
  9633. }
  9634. if (l_tccp0->qntsty != J2K_CCP_QNTSTY_NOQNT) {
  9635. for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
  9636. if (l_tccp0->stepsizes[l_band_no].mant != l_tccp1->stepsizes[l_band_no].mant) {
  9637. return OPJ_FALSE;
  9638. }
  9639. }
  9640. }
  9641. return OPJ_TRUE;
  9642. }
  9643. static OPJ_BOOL opj_j2k_write_SQcd_SQcc(opj_j2k_t *p_j2k,
  9644. OPJ_UINT32 p_tile_no,
  9645. OPJ_UINT32 p_comp_no,
  9646. OPJ_BYTE * p_data,
  9647. OPJ_UINT32 * p_header_size,
  9648. struct opj_event_mgr * p_manager)
  9649. {
  9650. OPJ_UINT32 l_header_size;
  9651. OPJ_UINT32 l_band_no, l_num_bands;
  9652. OPJ_UINT32 l_expn, l_mant;
  9653. opj_cp_t *l_cp = 00;
  9654. opj_tcp_t *l_tcp = 00;
  9655. opj_tccp_t *l_tccp = 00;
  9656. /* preconditions */
  9657. assert(p_j2k != 00);
  9658. assert(p_header_size != 00);
  9659. assert(p_manager != 00);
  9660. assert(p_data != 00);
  9661. l_cp = &(p_j2k->m_cp);
  9662. l_tcp = &l_cp->tcps[p_tile_no];
  9663. l_tccp = &l_tcp->tccps[p_comp_no];
  9664. /* preconditions again */
  9665. assert(p_tile_no < l_cp->tw * l_cp->th);
  9666. assert(p_comp_no < p_j2k->m_private_image->numcomps);
  9667. l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
  9668. (l_tccp->numresolutions * 3 - 2);
  9669. if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
  9670. l_header_size = 1 + l_num_bands;
  9671. if (*p_header_size < l_header_size) {
  9672. opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
  9673. return OPJ_FALSE;
  9674. }
  9675. opj_write_bytes(p_data, l_tccp->qntsty + (l_tccp->numgbits << 5),
  9676. 1); /* Sqcx */
  9677. ++p_data;
  9678. for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
  9679. l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
  9680. opj_write_bytes(p_data, l_expn << 3, 1); /* SPqcx_i */
  9681. ++p_data;
  9682. }
  9683. } else {
  9684. l_header_size = 1 + 2 * l_num_bands;
  9685. if (*p_header_size < l_header_size) {
  9686. opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n");
  9687. return OPJ_FALSE;
  9688. }
  9689. opj_write_bytes(p_data, l_tccp->qntsty + (l_tccp->numgbits << 5),
  9690. 1); /* Sqcx */
  9691. ++p_data;
  9692. for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) {
  9693. l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn;
  9694. l_mant = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].mant;
  9695. opj_write_bytes(p_data, (l_expn << 11) + l_mant, 2); /* SPqcx_i */
  9696. p_data += 2;
  9697. }
  9698. }
  9699. *p_header_size = *p_header_size - l_header_size;
  9700. return OPJ_TRUE;
  9701. }
  9702. static OPJ_BOOL opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k,
  9703. OPJ_UINT32 p_comp_no,
  9704. OPJ_BYTE* p_header_data,
  9705. OPJ_UINT32 * p_header_size,
  9706. opj_event_mgr_t * p_manager
  9707. )
  9708. {
  9709. /* loop*/
  9710. OPJ_UINT32 l_band_no;
  9711. opj_cp_t *l_cp = 00;
  9712. opj_tcp_t *l_tcp = 00;
  9713. opj_tccp_t *l_tccp = 00;
  9714. OPJ_BYTE * l_current_ptr = 00;
  9715. OPJ_UINT32 l_tmp, l_num_band;
  9716. /* preconditions*/
  9717. assert(p_j2k != 00);
  9718. assert(p_manager != 00);
  9719. assert(p_header_data != 00);
  9720. l_cp = &(p_j2k->m_cp);
  9721. /* come from tile part header or main header ?*/
  9722. l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH)
  9723. ?
  9724. &l_cp->tcps[p_j2k->m_current_tile_number] :
  9725. p_j2k->m_specific_param.m_decoder.m_default_tcp;
  9726. /* precondition again*/
  9727. assert(p_comp_no < p_j2k->m_private_image->numcomps);
  9728. l_tccp = &l_tcp->tccps[p_comp_no];
  9729. l_current_ptr = p_header_data;
  9730. if (*p_header_size < 1) {
  9731. opj_event_msg(p_manager, EVT_ERROR, "Error reading SQcd or SQcc element\n");
  9732. return OPJ_FALSE;
  9733. }
  9734. *p_header_size -= 1;
  9735. opj_read_bytes(l_current_ptr, &l_tmp, 1); /* Sqcx */
  9736. ++l_current_ptr;
  9737. l_tccp->qntsty = l_tmp & 0x1f;
  9738. l_tccp->numgbits = l_tmp >> 5;
  9739. if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
  9740. l_num_band = 1;
  9741. } else {
  9742. l_num_band = (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) ?
  9743. (*p_header_size) :
  9744. (*p_header_size) / 2;
  9745. if (l_num_band > OPJ_J2K_MAXBANDS) {
  9746. opj_event_msg(p_manager, EVT_WARNING,
  9747. "While reading CCP_QNTSTY element inside QCD or QCC marker segment, "
  9748. "number of subbands (%d) is greater to OPJ_J2K_MAXBANDS (%d). So we limit the number of elements stored to "
  9749. "OPJ_J2K_MAXBANDS (%d) and skip the rest. \n", l_num_band, OPJ_J2K_MAXBANDS,
  9750. OPJ_J2K_MAXBANDS);
  9751. /*return OPJ_FALSE;*/
  9752. }
  9753. }
  9754. #ifdef USE_JPWL
  9755. if (l_cp->correct) {
  9756. /* if JPWL is on, we check whether there are too many subbands */
  9757. if (/*(l_num_band < 0) ||*/ (l_num_band >= OPJ_J2K_MAXBANDS)) {
  9758. opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
  9759. "JPWL: bad number of subbands in Sqcx (%d)\n",
  9760. l_num_band);
  9761. if (!JPWL_ASSUME) {
  9762. opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n");
  9763. return OPJ_FALSE;
  9764. }
  9765. /* we try to correct */
  9766. l_num_band = 1;
  9767. opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n"
  9768. "- setting number of bands to %d => HYPOTHESIS!!!\n",
  9769. l_num_band);
  9770. };
  9771. };
  9772. #endif /* USE_JPWL */
  9773. if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
  9774. for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
  9775. opj_read_bytes(l_current_ptr, &l_tmp, 1); /* SPqcx_i */
  9776. ++l_current_ptr;
  9777. if (l_band_no < OPJ_J2K_MAXBANDS) {
  9778. l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 3);
  9779. l_tccp->stepsizes[l_band_no].mant = 0;
  9780. }
  9781. }
  9782. if (*p_header_size < l_num_band) {
  9783. return OPJ_FALSE;
  9784. }
  9785. *p_header_size = *p_header_size - l_num_band;
  9786. } else {
  9787. for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) {
  9788. opj_read_bytes(l_current_ptr, &l_tmp, 2); /* SPqcx_i */
  9789. l_current_ptr += 2;
  9790. if (l_band_no < OPJ_J2K_MAXBANDS) {
  9791. l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 11);
  9792. l_tccp->stepsizes[l_band_no].mant = l_tmp & 0x7ff;
  9793. }
  9794. }
  9795. if (*p_header_size < 2 * l_num_band) {
  9796. return OPJ_FALSE;
  9797. }
  9798. *p_header_size = *p_header_size - 2 * l_num_band;
  9799. }
  9800. /* Add Antonin : if scalar_derived -> compute other stepsizes */
  9801. if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
  9802. for (l_band_no = 1; l_band_no < OPJ_J2K_MAXBANDS; l_band_no++) {
  9803. l_tccp->stepsizes[l_band_no].expn =
  9804. ((OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) > 0)
  9805. ?
  9806. (OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) : 0;
  9807. l_tccp->stepsizes[l_band_no].mant = l_tccp->stepsizes[0].mant;
  9808. }
  9809. }
  9810. return OPJ_TRUE;
  9811. }
  9812. static void opj_j2k_copy_tile_quantization_parameters(opj_j2k_t *p_j2k)
  9813. {
  9814. OPJ_UINT32 i;
  9815. opj_cp_t *l_cp = NULL;
  9816. opj_tcp_t *l_tcp = NULL;
  9817. opj_tccp_t *l_ref_tccp = NULL;
  9818. opj_tccp_t *l_copied_tccp = NULL;
  9819. OPJ_UINT32 l_size;
  9820. /* preconditions */
  9821. assert(p_j2k != 00);
  9822. l_cp = &(p_j2k->m_cp);
  9823. l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ?
  9824. &l_cp->tcps[p_j2k->m_current_tile_number] :
  9825. p_j2k->m_specific_param.m_decoder.m_default_tcp;
  9826. l_ref_tccp = &l_tcp->tccps[0];
  9827. l_copied_tccp = l_ref_tccp + 1;
  9828. l_size = OPJ_J2K_MAXBANDS * sizeof(opj_stepsize_t);
  9829. for (i = 1; i < p_j2k->m_private_image->numcomps; ++i) {
  9830. l_copied_tccp->qntsty = l_ref_tccp->qntsty;
  9831. l_copied_tccp->numgbits = l_ref_tccp->numgbits;
  9832. memcpy(l_copied_tccp->stepsizes, l_ref_tccp->stepsizes, l_size);
  9833. ++l_copied_tccp;
  9834. }
  9835. }
  9836. static void opj_j2k_dump_tile_info(opj_tcp_t * l_default_tile,
  9837. OPJ_INT32 numcomps, FILE* out_stream)
  9838. {
  9839. if (l_default_tile) {
  9840. OPJ_INT32 compno;
  9841. fprintf(out_stream, "\t default tile {\n");
  9842. fprintf(out_stream, "\t\t csty=%#x\n", l_default_tile->csty);
  9843. fprintf(out_stream, "\t\t prg=%#x\n", l_default_tile->prg);
  9844. fprintf(out_stream, "\t\t numlayers=%d\n", l_default_tile->numlayers);
  9845. fprintf(out_stream, "\t\t mct=%x\n", l_default_tile->mct);
  9846. for (compno = 0; compno < numcomps; compno++) {
  9847. opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
  9848. OPJ_UINT32 resno;
  9849. OPJ_INT32 bandno, numbands;
  9850. /* coding style*/
  9851. fprintf(out_stream, "\t\t comp %d {\n", compno);
  9852. fprintf(out_stream, "\t\t\t csty=%#x\n", l_tccp->csty);
  9853. fprintf(out_stream, "\t\t\t numresolutions=%d\n", l_tccp->numresolutions);
  9854. fprintf(out_stream, "\t\t\t cblkw=2^%d\n", l_tccp->cblkw);
  9855. fprintf(out_stream, "\t\t\t cblkh=2^%d\n", l_tccp->cblkh);
  9856. fprintf(out_stream, "\t\t\t cblksty=%#x\n", l_tccp->cblksty);
  9857. fprintf(out_stream, "\t\t\t qmfbid=%d\n", l_tccp->qmfbid);
  9858. fprintf(out_stream, "\t\t\t preccintsize (w,h)=");
  9859. for (resno = 0; resno < l_tccp->numresolutions; resno++) {
  9860. fprintf(out_stream, "(%d,%d) ", l_tccp->prcw[resno], l_tccp->prch[resno]);
  9861. }
  9862. fprintf(out_stream, "\n");
  9863. /* quantization style*/
  9864. fprintf(out_stream, "\t\t\t qntsty=%d\n", l_tccp->qntsty);
  9865. fprintf(out_stream, "\t\t\t numgbits=%d\n", l_tccp->numgbits);
  9866. fprintf(out_stream, "\t\t\t stepsizes (m,e)=");
  9867. numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
  9868. (OPJ_INT32)l_tccp->numresolutions * 3 - 2;
  9869. for (bandno = 0; bandno < numbands; bandno++) {
  9870. fprintf(out_stream, "(%d,%d) ", l_tccp->stepsizes[bandno].mant,
  9871. l_tccp->stepsizes[bandno].expn);
  9872. }
  9873. fprintf(out_stream, "\n");
  9874. /* RGN value*/
  9875. fprintf(out_stream, "\t\t\t roishift=%d\n", l_tccp->roishift);
  9876. fprintf(out_stream, "\t\t }\n");
  9877. } /*end of component of default tile*/
  9878. fprintf(out_stream, "\t }\n"); /*end of default tile*/
  9879. }
  9880. }
  9881. void j2k_dump(opj_j2k_t* p_j2k, OPJ_INT32 flag, FILE* out_stream)
  9882. {
  9883. /* Check if the flag is compatible with j2k file*/
  9884. if ((flag & OPJ_JP2_INFO) || (flag & OPJ_JP2_IND)) {
  9885. fprintf(out_stream, "Wrong flag\n");
  9886. return;
  9887. }
  9888. /* Dump the image_header */
  9889. if (flag & OPJ_IMG_INFO) {
  9890. if (p_j2k->m_private_image) {
  9891. j2k_dump_image_header(p_j2k->m_private_image, 0, out_stream);
  9892. }
  9893. }
  9894. /* Dump the codestream info from main header */
  9895. if (flag & OPJ_J2K_MH_INFO) {
  9896. if (p_j2k->m_private_image) {
  9897. opj_j2k_dump_MH_info(p_j2k, out_stream);
  9898. }
  9899. }
  9900. /* Dump all tile/codestream info */
  9901. if (flag & OPJ_J2K_TCH_INFO) {
  9902. OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
  9903. OPJ_UINT32 i;
  9904. opj_tcp_t * l_tcp = p_j2k->m_cp.tcps;
  9905. if (p_j2k->m_private_image) {
  9906. for (i = 0; i < l_nb_tiles; ++i) {
  9907. opj_j2k_dump_tile_info(l_tcp, (OPJ_INT32)p_j2k->m_private_image->numcomps,
  9908. out_stream);
  9909. ++l_tcp;
  9910. }
  9911. }
  9912. }
  9913. /* Dump the codestream info of the current tile */
  9914. if (flag & OPJ_J2K_TH_INFO) {
  9915. }
  9916. /* Dump the codestream index from main header */
  9917. if (flag & OPJ_J2K_MH_IND) {
  9918. opj_j2k_dump_MH_index(p_j2k, out_stream);
  9919. }
  9920. /* Dump the codestream index of the current tile */
  9921. if (flag & OPJ_J2K_TH_IND) {
  9922. }
  9923. }
  9924. static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream)
  9925. {
  9926. opj_codestream_index_t* cstr_index = p_j2k->cstr_index;
  9927. OPJ_UINT32 it_marker, it_tile, it_tile_part;
  9928. fprintf(out_stream, "Codestream index from main header: {\n");
  9929. fprintf(out_stream, "\t Main header start position=%" PRIi64 "\n"
  9930. "\t Main header end position=%" PRIi64 "\n",
  9931. cstr_index->main_head_start, cstr_index->main_head_end);
  9932. fprintf(out_stream, "\t Marker list: {\n");
  9933. if (cstr_index->marker) {
  9934. for (it_marker = 0; it_marker < cstr_index->marknum ; it_marker++) {
  9935. fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
  9936. cstr_index->marker[it_marker].type,
  9937. cstr_index->marker[it_marker].pos,
  9938. cstr_index->marker[it_marker].len);
  9939. }
  9940. }
  9941. fprintf(out_stream, "\t }\n");
  9942. if (cstr_index->tile_index) {
  9943. /* Simple test to avoid to write empty information*/
  9944. OPJ_UINT32 l_acc_nb_of_tile_part = 0;
  9945. for (it_tile = 0; it_tile < cstr_index->nb_of_tiles ; it_tile++) {
  9946. l_acc_nb_of_tile_part += cstr_index->tile_index[it_tile].nb_tps;
  9947. /* To avoid regenerating expected opj_dump results from the test */
  9948. /* suite when there is a TLM marker present */
  9949. if (cstr_index->tile_index[it_tile].nb_tps &&
  9950. cstr_index->tile_index[it_tile].tp_index &&
  9951. cstr_index->tile_index[it_tile].tp_index[0].start_pos > 0 &&
  9952. cstr_index->tile_index[it_tile].tp_index[0].end_header == 0 &&
  9953. getenv("OJP_DO_NOT_DISPLAY_TILE_INDEX_IF_TLM") != NULL) {
  9954. l_acc_nb_of_tile_part = 0;
  9955. break;
  9956. }
  9957. }
  9958. if (l_acc_nb_of_tile_part) {
  9959. fprintf(out_stream, "\t Tile index: {\n");
  9960. for (it_tile = 0; it_tile < cstr_index->nb_of_tiles ; it_tile++) {
  9961. OPJ_UINT32 nb_of_tile_part = cstr_index->tile_index[it_tile].nb_tps;
  9962. fprintf(out_stream, "\t\t nb of tile-part in tile [%d]=%d\n", it_tile,
  9963. nb_of_tile_part);
  9964. if (cstr_index->tile_index[it_tile].tp_index) {
  9965. for (it_tile_part = 0; it_tile_part < nb_of_tile_part; it_tile_part++) {
  9966. fprintf(out_stream, "\t\t\t tile-part[%d]: star_pos=%" PRIi64 ", end_header=%"
  9967. PRIi64 ", end_pos=%" PRIi64 ".\n",
  9968. it_tile_part,
  9969. cstr_index->tile_index[it_tile].tp_index[it_tile_part].start_pos,
  9970. cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_header,
  9971. cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_pos);
  9972. }
  9973. }
  9974. if (cstr_index->tile_index[it_tile].marker) {
  9975. for (it_marker = 0; it_marker < cstr_index->tile_index[it_tile].marknum ;
  9976. it_marker++) {
  9977. fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n",
  9978. cstr_index->tile_index[it_tile].marker[it_marker].type,
  9979. cstr_index->tile_index[it_tile].marker[it_marker].pos,
  9980. cstr_index->tile_index[it_tile].marker[it_marker].len);
  9981. }
  9982. }
  9983. }
  9984. fprintf(out_stream, "\t }\n");
  9985. }
  9986. }
  9987. fprintf(out_stream, "}\n");
  9988. }
  9989. static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream)
  9990. {
  9991. fprintf(out_stream, "Codestream info from main header: {\n");
  9992. fprintf(out_stream, "\t tx0=%" PRIu32 ", ty0=%" PRIu32 "\n", p_j2k->m_cp.tx0,
  9993. p_j2k->m_cp.ty0);
  9994. fprintf(out_stream, "\t tdx=%" PRIu32 ", tdy=%" PRIu32 "\n", p_j2k->m_cp.tdx,
  9995. p_j2k->m_cp.tdy);
  9996. fprintf(out_stream, "\t tw=%" PRIu32 ", th=%" PRIu32 "\n", p_j2k->m_cp.tw,
  9997. p_j2k->m_cp.th);
  9998. opj_j2k_dump_tile_info(p_j2k->m_specific_param.m_decoder.m_default_tcp,
  9999. (OPJ_INT32)p_j2k->m_private_image->numcomps, out_stream);
  10000. fprintf(out_stream, "}\n");
  10001. }
  10002. void j2k_dump_image_header(opj_image_t* img_header, OPJ_BOOL dev_dump_flag,
  10003. FILE* out_stream)
  10004. {
  10005. char tab[2];
  10006. if (dev_dump_flag) {
  10007. fprintf(stdout, "[DEV] Dump an image_header struct {\n");
  10008. tab[0] = '\0';
  10009. } else {
  10010. fprintf(out_stream, "Image info {\n");
  10011. tab[0] = '\t';
  10012. tab[1] = '\0';
  10013. }
  10014. fprintf(out_stream, "%s x0=%d, y0=%d\n", tab, img_header->x0, img_header->y0);
  10015. fprintf(out_stream, "%s x1=%d, y1=%d\n", tab, img_header->x1,
  10016. img_header->y1);
  10017. fprintf(out_stream, "%s numcomps=%d\n", tab, img_header->numcomps);
  10018. if (img_header->comps) {
  10019. OPJ_UINT32 compno;
  10020. for (compno = 0; compno < img_header->numcomps; compno++) {
  10021. fprintf(out_stream, "%s\t component %d {\n", tab, compno);
  10022. j2k_dump_image_comp_header(&(img_header->comps[compno]), dev_dump_flag,
  10023. out_stream);
  10024. fprintf(out_stream, "%s}\n", tab);
  10025. }
  10026. }
  10027. fprintf(out_stream, "}\n");
  10028. }
  10029. void j2k_dump_image_comp_header(opj_image_comp_t* comp_header,
  10030. OPJ_BOOL dev_dump_flag, FILE* out_stream)
  10031. {
  10032. char tab[3];
  10033. if (dev_dump_flag) {
  10034. fprintf(stdout, "[DEV] Dump an image_comp_header struct {\n");
  10035. tab[0] = '\0';
  10036. } else {
  10037. tab[0] = '\t';
  10038. tab[1] = '\t';
  10039. tab[2] = '\0';
  10040. }
  10041. fprintf(out_stream, "%s dx=%d, dy=%d\n", tab, comp_header->dx, comp_header->dy);
  10042. fprintf(out_stream, "%s prec=%d\n", tab, comp_header->prec);
  10043. fprintf(out_stream, "%s sgnd=%d\n", tab, comp_header->sgnd);
  10044. if (dev_dump_flag) {
  10045. fprintf(out_stream, "}\n");
  10046. }
  10047. }
  10048. opj_codestream_info_v2_t* j2k_get_cstr_info(opj_j2k_t* p_j2k)
  10049. {
  10050. OPJ_UINT32 compno;
  10051. OPJ_UINT32 numcomps = p_j2k->m_private_image->numcomps;
  10052. opj_tcp_t *l_default_tile;
  10053. opj_codestream_info_v2_t* cstr_info = (opj_codestream_info_v2_t*) opj_calloc(1,
  10054. sizeof(opj_codestream_info_v2_t));
  10055. if (!cstr_info) {
  10056. return NULL;
  10057. }
  10058. cstr_info->nbcomps = p_j2k->m_private_image->numcomps;
  10059. cstr_info->tx0 = p_j2k->m_cp.tx0;
  10060. cstr_info->ty0 = p_j2k->m_cp.ty0;
  10061. cstr_info->tdx = p_j2k->m_cp.tdx;
  10062. cstr_info->tdy = p_j2k->m_cp.tdy;
  10063. cstr_info->tw = p_j2k->m_cp.tw;
  10064. cstr_info->th = p_j2k->m_cp.th;
  10065. cstr_info->tile_info = NULL; /* Not fill from the main header*/
  10066. l_default_tile = p_j2k->m_specific_param.m_decoder.m_default_tcp;
  10067. cstr_info->m_default_tile_info.csty = l_default_tile->csty;
  10068. cstr_info->m_default_tile_info.prg = l_default_tile->prg;
  10069. cstr_info->m_default_tile_info.numlayers = l_default_tile->numlayers;
  10070. cstr_info->m_default_tile_info.mct = l_default_tile->mct;
  10071. cstr_info->m_default_tile_info.tccp_info = (opj_tccp_info_t*) opj_calloc(
  10072. cstr_info->nbcomps, sizeof(opj_tccp_info_t));
  10073. if (!cstr_info->m_default_tile_info.tccp_info) {
  10074. opj_destroy_cstr_info(&cstr_info);
  10075. return NULL;
  10076. }
  10077. for (compno = 0; compno < numcomps; compno++) {
  10078. opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]);
  10079. opj_tccp_info_t *l_tccp_info = &
  10080. (cstr_info->m_default_tile_info.tccp_info[compno]);
  10081. OPJ_INT32 bandno, numbands;
  10082. /* coding style*/
  10083. l_tccp_info->csty = l_tccp->csty;
  10084. l_tccp_info->numresolutions = l_tccp->numresolutions;
  10085. l_tccp_info->cblkw = l_tccp->cblkw;
  10086. l_tccp_info->cblkh = l_tccp->cblkh;
  10087. l_tccp_info->cblksty = l_tccp->cblksty;
  10088. l_tccp_info->qmfbid = l_tccp->qmfbid;
  10089. if (l_tccp->numresolutions < OPJ_J2K_MAXRLVLS) {
  10090. memcpy(l_tccp_info->prch, l_tccp->prch, l_tccp->numresolutions);
  10091. memcpy(l_tccp_info->prcw, l_tccp->prcw, l_tccp->numresolutions);
  10092. }
  10093. /* quantization style*/
  10094. l_tccp_info->qntsty = l_tccp->qntsty;
  10095. l_tccp_info->numgbits = l_tccp->numgbits;
  10096. numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 :
  10097. (OPJ_INT32)l_tccp->numresolutions * 3 - 2;
  10098. if (numbands < OPJ_J2K_MAXBANDS) {
  10099. for (bandno = 0; bandno < numbands; bandno++) {
  10100. l_tccp_info->stepsizes_mant[bandno] = (OPJ_UINT32)
  10101. l_tccp->stepsizes[bandno].mant;
  10102. l_tccp_info->stepsizes_expn[bandno] = (OPJ_UINT32)
  10103. l_tccp->stepsizes[bandno].expn;
  10104. }
  10105. }
  10106. /* RGN value*/
  10107. l_tccp_info->roishift = l_tccp->roishift;
  10108. }
  10109. return cstr_info;
  10110. }
  10111. opj_codestream_index_t* j2k_get_cstr_index(opj_j2k_t* p_j2k)
  10112. {
  10113. opj_codestream_index_t* l_cstr_index = (opj_codestream_index_t*)
  10114. opj_calloc(1, sizeof(opj_codestream_index_t));
  10115. if (!l_cstr_index) {
  10116. return NULL;
  10117. }
  10118. l_cstr_index->main_head_start = p_j2k->cstr_index->main_head_start;
  10119. l_cstr_index->main_head_end = p_j2k->cstr_index->main_head_end;
  10120. l_cstr_index->codestream_size = p_j2k->cstr_index->codestream_size;
  10121. l_cstr_index->marknum = p_j2k->cstr_index->marknum;
  10122. l_cstr_index->marker = (opj_marker_info_t*)opj_malloc(l_cstr_index->marknum *
  10123. sizeof(opj_marker_info_t));
  10124. if (!l_cstr_index->marker) {
  10125. opj_free(l_cstr_index);
  10126. return NULL;
  10127. }
  10128. if (p_j2k->cstr_index->marker) {
  10129. memcpy(l_cstr_index->marker, p_j2k->cstr_index->marker,
  10130. l_cstr_index->marknum * sizeof(opj_marker_info_t));
  10131. } else {
  10132. opj_free(l_cstr_index->marker);
  10133. l_cstr_index->marker = NULL;
  10134. }
  10135. l_cstr_index->nb_of_tiles = p_j2k->cstr_index->nb_of_tiles;
  10136. l_cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(
  10137. l_cstr_index->nb_of_tiles, sizeof(opj_tile_index_t));
  10138. if (!l_cstr_index->tile_index) {
  10139. opj_free(l_cstr_index->marker);
  10140. opj_free(l_cstr_index);
  10141. return NULL;
  10142. }
  10143. if (!p_j2k->cstr_index->tile_index) {
  10144. opj_free(l_cstr_index->tile_index);
  10145. l_cstr_index->tile_index = NULL;
  10146. } else {
  10147. OPJ_UINT32 it_tile = 0;
  10148. for (it_tile = 0; it_tile < l_cstr_index->nb_of_tiles; it_tile++) {
  10149. /* Tile Marker*/
  10150. l_cstr_index->tile_index[it_tile].marknum =
  10151. p_j2k->cstr_index->tile_index[it_tile].marknum;
  10152. l_cstr_index->tile_index[it_tile].marker =
  10153. (opj_marker_info_t*)opj_malloc(l_cstr_index->tile_index[it_tile].marknum *
  10154. sizeof(opj_marker_info_t));
  10155. if (!l_cstr_index->tile_index[it_tile].marker) {
  10156. OPJ_UINT32 it_tile_free;
  10157. for (it_tile_free = 0; it_tile_free < it_tile; it_tile_free++) {
  10158. opj_free(l_cstr_index->tile_index[it_tile_free].marker);
  10159. }
  10160. opj_free(l_cstr_index->tile_index);
  10161. opj_free(l_cstr_index->marker);
  10162. opj_free(l_cstr_index);
  10163. return NULL;
  10164. }
  10165. if (p_j2k->cstr_index->tile_index[it_tile].marker)
  10166. memcpy(l_cstr_index->tile_index[it_tile].marker,
  10167. p_j2k->cstr_index->tile_index[it_tile].marker,
  10168. l_cstr_index->tile_index[it_tile].marknum * sizeof(opj_marker_info_t));
  10169. else {
  10170. opj_free(l_cstr_index->tile_index[it_tile].marker);
  10171. l_cstr_index->tile_index[it_tile].marker = NULL;
  10172. }
  10173. /* Tile part index*/
  10174. l_cstr_index->tile_index[it_tile].nb_tps =
  10175. p_j2k->cstr_index->tile_index[it_tile].nb_tps;
  10176. l_cstr_index->tile_index[it_tile].tp_index =
  10177. (opj_tp_index_t*)opj_malloc(l_cstr_index->tile_index[it_tile].nb_tps * sizeof(
  10178. opj_tp_index_t));
  10179. if (!l_cstr_index->tile_index[it_tile].tp_index) {
  10180. OPJ_UINT32 it_tile_free;
  10181. for (it_tile_free = 0; it_tile_free < it_tile; it_tile_free++) {
  10182. opj_free(l_cstr_index->tile_index[it_tile_free].marker);
  10183. opj_free(l_cstr_index->tile_index[it_tile_free].tp_index);
  10184. }
  10185. opj_free(l_cstr_index->tile_index);
  10186. opj_free(l_cstr_index->marker);
  10187. opj_free(l_cstr_index);
  10188. return NULL;
  10189. }
  10190. if (p_j2k->cstr_index->tile_index[it_tile].tp_index) {
  10191. memcpy(l_cstr_index->tile_index[it_tile].tp_index,
  10192. p_j2k->cstr_index->tile_index[it_tile].tp_index,
  10193. l_cstr_index->tile_index[it_tile].nb_tps * sizeof(opj_tp_index_t));
  10194. } else {
  10195. opj_free(l_cstr_index->tile_index[it_tile].tp_index);
  10196. l_cstr_index->tile_index[it_tile].tp_index = NULL;
  10197. }
  10198. /* Packet index (NOT USED)*/
  10199. l_cstr_index->tile_index[it_tile].nb_packet = 0;
  10200. l_cstr_index->tile_index[it_tile].packet_index = NULL;
  10201. }
  10202. }
  10203. return l_cstr_index;
  10204. }
  10205. static OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k)
  10206. {
  10207. OPJ_UINT32 it_tile = 0;
  10208. p_j2k->cstr_index->nb_of_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
  10209. p_j2k->cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(
  10210. p_j2k->cstr_index->nb_of_tiles, sizeof(opj_tile_index_t));
  10211. if (!p_j2k->cstr_index->tile_index) {
  10212. return OPJ_FALSE;
  10213. }
  10214. for (it_tile = 0; it_tile < p_j2k->cstr_index->nb_of_tiles; it_tile++) {
  10215. p_j2k->cstr_index->tile_index[it_tile].maxmarknum = 100;
  10216. p_j2k->cstr_index->tile_index[it_tile].marknum = 0;
  10217. p_j2k->cstr_index->tile_index[it_tile].marker = (opj_marker_info_t*)
  10218. opj_calloc(p_j2k->cstr_index->tile_index[it_tile].maxmarknum,
  10219. sizeof(opj_marker_info_t));
  10220. if (!p_j2k->cstr_index->tile_index[it_tile].marker) {
  10221. return OPJ_FALSE;
  10222. }
  10223. }
  10224. return OPJ_TRUE;
  10225. }
  10226. static OPJ_BOOL opj_j2k_are_all_used_components_decoded(opj_j2k_t *p_j2k,
  10227. opj_event_mgr_t * p_manager)
  10228. {
  10229. OPJ_UINT32 compno;
  10230. OPJ_BOOL decoded_all_used_components = OPJ_TRUE;
  10231. if (p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode) {
  10232. for (compno = 0;
  10233. compno < p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode; compno++) {
  10234. OPJ_UINT32 dec_compno =
  10235. p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode[compno];
  10236. if (p_j2k->m_output_image->comps[dec_compno].data == NULL) {
  10237. opj_event_msg(p_manager, EVT_WARNING, "Failed to decode component %d\n",
  10238. dec_compno);
  10239. decoded_all_used_components = OPJ_FALSE;
  10240. }
  10241. }
  10242. } else {
  10243. for (compno = 0; compno < p_j2k->m_output_image->numcomps; compno++) {
  10244. if (p_j2k->m_output_image->comps[compno].data == NULL) {
  10245. opj_event_msg(p_manager, EVT_WARNING, "Failed to decode component %d\n",
  10246. compno);
  10247. decoded_all_used_components = OPJ_FALSE;
  10248. }
  10249. }
  10250. }
  10251. if (decoded_all_used_components == OPJ_FALSE) {
  10252. opj_event_msg(p_manager, EVT_ERROR, "Failed to decode all used components\n");
  10253. return OPJ_FALSE;
  10254. }
  10255. return OPJ_TRUE;
  10256. }
  10257. static int CompareOffT(const void* a, const void* b)
  10258. {
  10259. const OPJ_OFF_T offA = *(const OPJ_OFF_T*)a;
  10260. const OPJ_OFF_T offB = *(const OPJ_OFF_T*)b;
  10261. if (offA < offB) {
  10262. return -1;
  10263. }
  10264. if (offA == offB) {
  10265. return 0;
  10266. }
  10267. return 1;
  10268. }
  10269. static OPJ_BOOL opj_j2k_decode_tiles(opj_j2k_t *p_j2k,
  10270. opj_stream_private_t *p_stream,
  10271. opj_event_mgr_t * p_manager)
  10272. {
  10273. OPJ_BOOL l_go_on = OPJ_TRUE;
  10274. OPJ_UINT32 l_current_tile_no;
  10275. OPJ_INT32 l_tile_x0, l_tile_y0, l_tile_x1, l_tile_y1;
  10276. OPJ_UINT32 l_nb_comps;
  10277. OPJ_UINT32 nr_tiles = 0;
  10278. OPJ_OFF_T end_pos = 0;
  10279. /* Particular case for whole single tile decoding */
  10280. /* We can avoid allocating intermediate tile buffers */
  10281. if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
  10282. p_j2k->m_cp.tx0 == 0 && p_j2k->m_cp.ty0 == 0 &&
  10283. p_j2k->m_output_image->x0 == 0 &&
  10284. p_j2k->m_output_image->y0 == 0 &&
  10285. p_j2k->m_output_image->x1 == p_j2k->m_cp.tdx &&
  10286. p_j2k->m_output_image->y1 == p_j2k->m_cp.tdy) {
  10287. OPJ_UINT32 i;
  10288. if (! opj_j2k_read_tile_header(p_j2k,
  10289. &l_current_tile_no,
  10290. NULL,
  10291. &l_tile_x0, &l_tile_y0,
  10292. &l_tile_x1, &l_tile_y1,
  10293. &l_nb_comps,
  10294. &l_go_on,
  10295. p_stream,
  10296. p_manager)) {
  10297. return OPJ_FALSE;
  10298. }
  10299. if (!l_go_on ||
  10300. ! opj_j2k_decode_tile(p_j2k, l_current_tile_no, NULL, 0,
  10301. p_stream, p_manager)) {
  10302. opj_event_msg(p_manager, EVT_ERROR, "Failed to decode tile 1/1\n");
  10303. return OPJ_FALSE;
  10304. }
  10305. /* Transfer TCD data to output image data */
  10306. for (i = 0; i < p_j2k->m_output_image->numcomps; i++) {
  10307. opj_image_data_free(p_j2k->m_output_image->comps[i].data);
  10308. p_j2k->m_output_image->comps[i].data =
  10309. p_j2k->m_tcd->tcd_image->tiles->comps[i].data;
  10310. p_j2k->m_output_image->comps[i].resno_decoded =
  10311. p_j2k->m_tcd->image->comps[i].resno_decoded;
  10312. p_j2k->m_tcd->tcd_image->tiles->comps[i].data = NULL;
  10313. }
  10314. return OPJ_TRUE;
  10315. }
  10316. p_j2k->m_specific_param.m_decoder.m_num_intersecting_tile_parts = 0;
  10317. p_j2k->m_specific_param.m_decoder.m_idx_intersecting_tile_parts = 0;
  10318. opj_free(p_j2k->m_specific_param.m_decoder.m_intersecting_tile_parts_offset);
  10319. p_j2k->m_specific_param.m_decoder.m_intersecting_tile_parts_offset = NULL;
  10320. /* If the area to decode only intersects a subset of tiles, and we have
  10321. * valid TLM information, then use it to plan the tilepart offsets to
  10322. * seek to.
  10323. */
  10324. if (!(p_j2k->m_specific_param.m_decoder.m_start_tile_x == 0 &&
  10325. p_j2k->m_specific_param.m_decoder.m_start_tile_y == 0 &&
  10326. p_j2k->m_specific_param.m_decoder.m_end_tile_x == p_j2k->m_cp.tw &&
  10327. p_j2k->m_specific_param.m_decoder.m_end_tile_y == p_j2k->m_cp.th) &&
  10328. !p_j2k->m_specific_param.m_decoder.m_tlm.m_is_invalid &&
  10329. opj_stream_has_seek(p_stream)) {
  10330. OPJ_UINT32 m_num_intersecting_tile_parts = 0;
  10331. OPJ_UINT32 j;
  10332. for (j = 0; j < p_j2k->m_cp.tw * p_j2k->m_cp.th; ++j) {
  10333. if (p_j2k->cstr_index->tile_index[j].nb_tps > 0 &&
  10334. p_j2k->cstr_index->tile_index[j].tp_index[
  10335. p_j2k->cstr_index->tile_index[j].nb_tps - 1].end_pos > end_pos) {
  10336. end_pos = p_j2k->cstr_index->tile_index[j].tp_index[
  10337. p_j2k->cstr_index->tile_index[j].nb_tps - 1].end_pos;
  10338. }
  10339. }
  10340. for (j = p_j2k->m_specific_param.m_decoder.m_start_tile_y;
  10341. j < p_j2k->m_specific_param.m_decoder.m_end_tile_y; ++j) {
  10342. OPJ_UINT32 i;
  10343. for (i = p_j2k->m_specific_param.m_decoder.m_start_tile_x;
  10344. i < p_j2k->m_specific_param.m_decoder.m_end_tile_x; ++i) {
  10345. const OPJ_UINT32 tile_number = j * p_j2k->m_cp.tw + i;
  10346. m_num_intersecting_tile_parts +=
  10347. p_j2k->cstr_index->tile_index[tile_number].nb_tps;
  10348. }
  10349. }
  10350. p_j2k->m_specific_param.m_decoder.m_intersecting_tile_parts_offset =
  10351. (OPJ_OFF_T*)
  10352. opj_malloc(m_num_intersecting_tile_parts * sizeof(OPJ_OFF_T));
  10353. if (m_num_intersecting_tile_parts > 0 &&
  10354. p_j2k->m_specific_param.m_decoder.m_intersecting_tile_parts_offset) {
  10355. OPJ_UINT32 idx = 0;
  10356. for (j = p_j2k->m_specific_param.m_decoder.m_start_tile_y;
  10357. j < p_j2k->m_specific_param.m_decoder.m_end_tile_y; ++j) {
  10358. OPJ_UINT32 i;
  10359. for (i = p_j2k->m_specific_param.m_decoder.m_start_tile_x;
  10360. i < p_j2k->m_specific_param.m_decoder.m_end_tile_x; ++i) {
  10361. const OPJ_UINT32 tile_number = j * p_j2k->m_cp.tw + i;
  10362. OPJ_UINT32 k;
  10363. for (k = 0; k < p_j2k->cstr_index->tile_index[tile_number].nb_tps; ++k) {
  10364. const OPJ_OFF_T next_tp_sot_pos =
  10365. p_j2k->cstr_index->tile_index[tile_number].tp_index[k].start_pos;
  10366. p_j2k->m_specific_param.m_decoder.m_intersecting_tile_parts_offset[idx] =
  10367. next_tp_sot_pos;
  10368. ++idx;
  10369. }
  10370. }
  10371. }
  10372. p_j2k->m_specific_param.m_decoder.m_num_intersecting_tile_parts = idx;
  10373. /* Sort by increasing offset */
  10374. qsort(p_j2k->m_specific_param.m_decoder.m_intersecting_tile_parts_offset,
  10375. p_j2k->m_specific_param.m_decoder.m_num_intersecting_tile_parts,
  10376. sizeof(OPJ_OFF_T),
  10377. CompareOffT);
  10378. }
  10379. }
  10380. for (;;) {
  10381. if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
  10382. p_j2k->m_cp.tcps[0].m_data != NULL) {
  10383. l_current_tile_no = 0;
  10384. p_j2k->m_current_tile_number = 0;
  10385. p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_DATA;
  10386. } else {
  10387. if (! opj_j2k_read_tile_header(p_j2k,
  10388. &l_current_tile_no,
  10389. NULL,
  10390. &l_tile_x0, &l_tile_y0,
  10391. &l_tile_x1, &l_tile_y1,
  10392. &l_nb_comps,
  10393. &l_go_on,
  10394. p_stream,
  10395. p_manager)) {
  10396. return OPJ_FALSE;
  10397. }
  10398. if (! l_go_on) {
  10399. break;
  10400. }
  10401. }
  10402. if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, NULL, 0,
  10403. p_stream, p_manager)) {
  10404. opj_event_msg(p_manager, EVT_ERROR, "Failed to decode tile %d/%d\n",
  10405. l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
  10406. return OPJ_FALSE;
  10407. }
  10408. opj_event_msg(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n",
  10409. l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
  10410. if (! opj_j2k_update_image_data(p_j2k->m_tcd,
  10411. p_j2k->m_output_image)) {
  10412. return OPJ_FALSE;
  10413. }
  10414. if (p_j2k->m_cp.tw == 1 && p_j2k->m_cp.th == 1 &&
  10415. !(p_j2k->m_output_image->x0 == p_j2k->m_private_image->x0 &&
  10416. p_j2k->m_output_image->y0 == p_j2k->m_private_image->y0 &&
  10417. p_j2k->m_output_image->x1 == p_j2k->m_private_image->x1 &&
  10418. p_j2k->m_output_image->y1 == p_j2k->m_private_image->y1)) {
  10419. /* Keep current tcp data */
  10420. } else {
  10421. opj_j2k_tcp_data_destroy(&p_j2k->m_cp.tcps[l_current_tile_no]);
  10422. }
  10423. opj_event_msg(p_manager, EVT_INFO,
  10424. "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
  10425. if (opj_stream_get_number_byte_left(p_stream) == 0
  10426. && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) {
  10427. break;
  10428. }
  10429. if (++nr_tiles == p_j2k->m_cp.th * p_j2k->m_cp.tw) {
  10430. break;
  10431. }
  10432. if (p_j2k->m_specific_param.m_decoder.m_num_intersecting_tile_parts > 0 &&
  10433. p_j2k->m_specific_param.m_decoder.m_idx_intersecting_tile_parts ==
  10434. p_j2k->m_specific_param.m_decoder.m_num_intersecting_tile_parts) {
  10435. opj_stream_seek(p_stream, end_pos + 2, p_manager);
  10436. break;
  10437. }
  10438. }
  10439. if (! opj_j2k_are_all_used_components_decoded(p_j2k, p_manager)) {
  10440. return OPJ_FALSE;
  10441. }
  10442. return OPJ_TRUE;
  10443. }
  10444. /**
  10445. * Sets up the procedures to do on decoding data. Developers wanting to extend the library can add their own reading procedures.
  10446. */
  10447. static OPJ_BOOL opj_j2k_setup_decoding(opj_j2k_t *p_j2k,
  10448. opj_event_mgr_t * p_manager)
  10449. {
  10450. /* preconditions*/
  10451. assert(p_j2k != 00);
  10452. assert(p_manager != 00);
  10453. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  10454. (opj_procedure)opj_j2k_decode_tiles, p_manager)) {
  10455. return OPJ_FALSE;
  10456. }
  10457. /* DEVELOPER CORNER, add your custom procedures */
  10458. return OPJ_TRUE;
  10459. }
  10460. /*
  10461. * Read and decode one tile.
  10462. */
  10463. static OPJ_BOOL opj_j2k_decode_one_tile(opj_j2k_t *p_j2k,
  10464. opj_stream_private_t *p_stream,
  10465. opj_event_mgr_t * p_manager)
  10466. {
  10467. OPJ_BOOL l_go_on = OPJ_TRUE;
  10468. OPJ_UINT32 l_current_tile_no;
  10469. OPJ_UINT32 l_tile_no_to_dec;
  10470. OPJ_INT32 l_tile_x0, l_tile_y0, l_tile_x1, l_tile_y1;
  10471. OPJ_UINT32 l_nb_comps;
  10472. OPJ_UINT32 l_nb_tiles;
  10473. OPJ_UINT32 i;
  10474. /* Move into the codestream to the first SOT used to decode the desired tile */
  10475. l_tile_no_to_dec = (OPJ_UINT32)
  10476. p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec;
  10477. if (p_j2k->cstr_index->tile_index)
  10478. if (p_j2k->cstr_index->tile_index->tp_index) {
  10479. if (! p_j2k->cstr_index->tile_index[l_tile_no_to_dec].nb_tps) {
  10480. /* the index for this tile has not been built,
  10481. * so move to the last SOT read */
  10482. if (!(opj_stream_read_seek(p_stream,
  10483. p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos + 2, p_manager))) {
  10484. opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
  10485. return OPJ_FALSE;
  10486. }
  10487. } else {
  10488. OPJ_OFF_T sot_pos =
  10489. p_j2k->cstr_index->tile_index[l_tile_no_to_dec].tp_index[0].start_pos;
  10490. OPJ_UINT32 l_marker;
  10491. #if 0
  10492. opj_event_msg(p_manager, EVT_INFO,
  10493. "opj_j2k_decode_one_tile(%u): seek to %" PRId64 "\n",
  10494. l_tile_no_to_dec,
  10495. sot_pos);
  10496. #endif
  10497. if (!(opj_stream_read_seek(p_stream,
  10498. sot_pos,
  10499. p_manager))) {
  10500. opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
  10501. return OPJ_FALSE;
  10502. }
  10503. /* Try to read 2 bytes (the marker ID) from stream and copy them into the buffer */
  10504. if (opj_stream_read_data(p_stream,
  10505. p_j2k->m_specific_param.m_decoder.m_header_data, 2, p_manager) != 2) {
  10506. opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n");
  10507. return OPJ_FALSE;
  10508. }
  10509. /* Read 2 bytes from the buffer as the marker ID */
  10510. opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data, &l_marker,
  10511. 2);
  10512. if (l_marker != J2K_MS_SOT) {
  10513. opj_event_msg(p_manager, EVT_ERROR, "Did not get expected SOT marker\n");
  10514. return OPJ_FALSE;
  10515. }
  10516. }
  10517. /* Special case if we have previously read the EOC marker (if the previous tile getted is the last ) */
  10518. if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC) {
  10519. p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT;
  10520. }
  10521. }
  10522. /* Reset current tile part number for all tiles, and not only the one */
  10523. /* of interest. */
  10524. /* Not completely sure this is always correct but required for */
  10525. /* ./build/bin/j2k_random_tile_access ./build/tests/tte1.j2k */
  10526. l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th;
  10527. for (i = 0; i < l_nb_tiles; ++i) {
  10528. p_j2k->m_cp.tcps[i].m_current_tile_part_number = -1;
  10529. }
  10530. for (;;) {
  10531. if (! opj_j2k_read_tile_header(p_j2k,
  10532. &l_current_tile_no,
  10533. NULL,
  10534. &l_tile_x0, &l_tile_y0,
  10535. &l_tile_x1, &l_tile_y1,
  10536. &l_nb_comps,
  10537. &l_go_on,
  10538. p_stream,
  10539. p_manager)) {
  10540. return OPJ_FALSE;
  10541. }
  10542. if (! l_go_on) {
  10543. break;
  10544. }
  10545. if (! opj_j2k_decode_tile(p_j2k, l_current_tile_no, NULL, 0,
  10546. p_stream, p_manager)) {
  10547. return OPJ_FALSE;
  10548. }
  10549. opj_event_msg(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n",
  10550. l_current_tile_no + 1, p_j2k->m_cp.th * p_j2k->m_cp.tw);
  10551. if (! opj_j2k_update_image_data(p_j2k->m_tcd,
  10552. p_j2k->m_output_image)) {
  10553. return OPJ_FALSE;
  10554. }
  10555. opj_j2k_tcp_data_destroy(&p_j2k->m_cp.tcps[l_current_tile_no]);
  10556. opj_event_msg(p_manager, EVT_INFO,
  10557. "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1);
  10558. if (l_current_tile_no == l_tile_no_to_dec) {
  10559. /* move into the codestream to the first SOT (FIXME or not move?)*/
  10560. if (!(opj_stream_read_seek(p_stream, p_j2k->cstr_index->main_head_end + 2,
  10561. p_manager))) {
  10562. opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n");
  10563. return OPJ_FALSE;
  10564. }
  10565. break;
  10566. } else {
  10567. opj_event_msg(p_manager, EVT_WARNING,
  10568. "Tile read, decoded and updated is not the desired one (%d vs %d).\n",
  10569. l_current_tile_no + 1, l_tile_no_to_dec + 1);
  10570. }
  10571. }
  10572. if (! opj_j2k_are_all_used_components_decoded(p_j2k, p_manager)) {
  10573. return OPJ_FALSE;
  10574. }
  10575. return OPJ_TRUE;
  10576. }
  10577. /**
  10578. * Sets up the procedures to do on decoding one tile. Developers wanting to extend the library can add their own reading procedures.
  10579. */
  10580. static OPJ_BOOL opj_j2k_setup_decoding_tile(opj_j2k_t *p_j2k,
  10581. opj_event_mgr_t * p_manager)
  10582. {
  10583. /* preconditions*/
  10584. assert(p_j2k != 00);
  10585. assert(p_manager != 00);
  10586. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  10587. (opj_procedure)opj_j2k_decode_one_tile, p_manager)) {
  10588. return OPJ_FALSE;
  10589. }
  10590. /* DEVELOPER CORNER, add your custom procedures */
  10591. return OPJ_TRUE;
  10592. }
  10593. static OPJ_BOOL opj_j2k_move_data_from_codec_to_output_image(opj_j2k_t * p_j2k,
  10594. opj_image_t * p_image)
  10595. {
  10596. OPJ_UINT32 compno;
  10597. /* Move data and copy one information from codec to output image*/
  10598. if (p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode > 0) {
  10599. opj_image_comp_t* newcomps =
  10600. (opj_image_comp_t*) opj_malloc(
  10601. p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode *
  10602. sizeof(opj_image_comp_t));
  10603. if (newcomps == NULL) {
  10604. opj_image_destroy(p_j2k->m_private_image);
  10605. p_j2k->m_private_image = NULL;
  10606. return OPJ_FALSE;
  10607. }
  10608. for (compno = 0; compno < p_image->numcomps; compno++) {
  10609. opj_image_data_free(p_image->comps[compno].data);
  10610. p_image->comps[compno].data = NULL;
  10611. }
  10612. for (compno = 0;
  10613. compno < p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode; compno++) {
  10614. OPJ_UINT32 src_compno =
  10615. p_j2k->m_specific_param.m_decoder.m_comps_indices_to_decode[compno];
  10616. memcpy(&(newcomps[compno]),
  10617. &(p_j2k->m_output_image->comps[src_compno]),
  10618. sizeof(opj_image_comp_t));
  10619. newcomps[compno].resno_decoded =
  10620. p_j2k->m_output_image->comps[src_compno].resno_decoded;
  10621. newcomps[compno].data = p_j2k->m_output_image->comps[src_compno].data;
  10622. p_j2k->m_output_image->comps[src_compno].data = NULL;
  10623. }
  10624. for (compno = 0; compno < p_image->numcomps; compno++) {
  10625. assert(p_j2k->m_output_image->comps[compno].data == NULL);
  10626. opj_image_data_free(p_j2k->m_output_image->comps[compno].data);
  10627. p_j2k->m_output_image->comps[compno].data = NULL;
  10628. }
  10629. p_image->numcomps = p_j2k->m_specific_param.m_decoder.m_numcomps_to_decode;
  10630. opj_free(p_image->comps);
  10631. p_image->comps = newcomps;
  10632. } else {
  10633. for (compno = 0; compno < p_image->numcomps; compno++) {
  10634. p_image->comps[compno].resno_decoded =
  10635. p_j2k->m_output_image->comps[compno].resno_decoded;
  10636. opj_image_data_free(p_image->comps[compno].data);
  10637. p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data;
  10638. #if 0
  10639. char fn[256];
  10640. snprintf(fn, sizeof fn, "/tmp/%d.raw", compno);
  10641. FILE *debug = fopen(fn, "wb");
  10642. fwrite(p_image->comps[compno].data, sizeof(OPJ_INT32),
  10643. p_image->comps[compno].w * p_image->comps[compno].h, debug);
  10644. fclose(debug);
  10645. #endif
  10646. p_j2k->m_output_image->comps[compno].data = NULL;
  10647. }
  10648. }
  10649. return OPJ_TRUE;
  10650. }
  10651. OPJ_BOOL opj_j2k_decode(opj_j2k_t * p_j2k,
  10652. opj_stream_private_t * p_stream,
  10653. opj_image_t * p_image,
  10654. opj_event_mgr_t * p_manager)
  10655. {
  10656. if (!p_image) {
  10657. return OPJ_FALSE;
  10658. }
  10659. /* Heuristics to detect sequence opj_read_header(), opj_set_decoded_resolution_factor() */
  10660. /* and finally opj_decode_image() without manual setting of comps[].factor */
  10661. /* We could potentially always execute it, if we don't allow people to do */
  10662. /* opj_read_header(), modify x0,y0,x1,y1 of returned image an call opj_decode_image() */
  10663. if (p_j2k->m_cp.m_specific_param.m_dec.m_reduce > 0 &&
  10664. p_j2k->m_private_image != NULL &&
  10665. p_j2k->m_private_image->numcomps > 0 &&
  10666. p_j2k->m_private_image->comps[0].factor ==
  10667. p_j2k->m_cp.m_specific_param.m_dec.m_reduce &&
  10668. p_image->numcomps > 0 &&
  10669. p_image->comps[0].factor == 0 &&
  10670. /* Don't mess with image dimension if the user has allocated it */
  10671. p_image->comps[0].data == NULL) {
  10672. OPJ_UINT32 it_comp;
  10673. /* Update the comps[].factor member of the output image with the one */
  10674. /* of m_reduce */
  10675. for (it_comp = 0; it_comp < p_image->numcomps; ++it_comp) {
  10676. p_image->comps[it_comp].factor = p_j2k->m_cp.m_specific_param.m_dec.m_reduce;
  10677. }
  10678. if (!opj_j2k_update_image_dimensions(p_image, p_manager)) {
  10679. return OPJ_FALSE;
  10680. }
  10681. }
  10682. if (p_j2k->m_output_image == NULL) {
  10683. p_j2k->m_output_image = opj_image_create0();
  10684. if (!(p_j2k->m_output_image)) {
  10685. return OPJ_FALSE;
  10686. }
  10687. }
  10688. opj_copy_image_header(p_image, p_j2k->m_output_image);
  10689. /* customization of the decoding */
  10690. if (!opj_j2k_setup_decoding(p_j2k, p_manager)) {
  10691. return OPJ_FALSE;
  10692. }
  10693. /* Decode the codestream */
  10694. if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
  10695. opj_image_destroy(p_j2k->m_private_image);
  10696. p_j2k->m_private_image = NULL;
  10697. return OPJ_FALSE;
  10698. }
  10699. /* Move data and copy one information from codec to output image*/
  10700. return opj_j2k_move_data_from_codec_to_output_image(p_j2k, p_image);
  10701. }
  10702. OPJ_BOOL opj_j2k_get_tile(opj_j2k_t *p_j2k,
  10703. opj_stream_private_t *p_stream,
  10704. opj_image_t* p_image,
  10705. opj_event_mgr_t * p_manager,
  10706. OPJ_UINT32 tile_index)
  10707. {
  10708. OPJ_UINT32 compno;
  10709. OPJ_UINT32 l_tile_x, l_tile_y;
  10710. opj_image_comp_t* l_img_comp;
  10711. if (!p_image) {
  10712. opj_event_msg(p_manager, EVT_ERROR, "We need an image previously created.\n");
  10713. return OPJ_FALSE;
  10714. }
  10715. if (p_image->numcomps < p_j2k->m_private_image->numcomps) {
  10716. opj_event_msg(p_manager, EVT_ERROR,
  10717. "Image has less components than codestream.\n");
  10718. return OPJ_FALSE;
  10719. }
  10720. if (/*(tile_index < 0) &&*/ (tile_index >= p_j2k->m_cp.tw * p_j2k->m_cp.th)) {
  10721. opj_event_msg(p_manager, EVT_ERROR,
  10722. "Tile index provided by the user is incorrect %d (max = %d) \n", tile_index,
  10723. (p_j2k->m_cp.tw * p_j2k->m_cp.th) - 1);
  10724. return OPJ_FALSE;
  10725. }
  10726. /* Compute the dimension of the desired tile*/
  10727. l_tile_x = tile_index % p_j2k->m_cp.tw;
  10728. l_tile_y = tile_index / p_j2k->m_cp.tw;
  10729. p_image->x0 = l_tile_x * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
  10730. if (p_image->x0 < p_j2k->m_private_image->x0) {
  10731. p_image->x0 = p_j2k->m_private_image->x0;
  10732. }
  10733. p_image->x1 = (l_tile_x + 1) * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0;
  10734. if (p_image->x1 > p_j2k->m_private_image->x1) {
  10735. p_image->x1 = p_j2k->m_private_image->x1;
  10736. }
  10737. p_image->y0 = l_tile_y * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
  10738. if (p_image->y0 < p_j2k->m_private_image->y0) {
  10739. p_image->y0 = p_j2k->m_private_image->y0;
  10740. }
  10741. p_image->y1 = (l_tile_y + 1) * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0;
  10742. if (p_image->y1 > p_j2k->m_private_image->y1) {
  10743. p_image->y1 = p_j2k->m_private_image->y1;
  10744. }
  10745. l_img_comp = p_image->comps;
  10746. for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno) {
  10747. OPJ_INT32 l_comp_x1, l_comp_y1;
  10748. l_img_comp->factor = p_j2k->m_private_image->comps[compno].factor;
  10749. l_img_comp->x0 = opj_uint_ceildiv(p_image->x0, l_img_comp->dx);
  10750. l_img_comp->y0 = opj_uint_ceildiv(p_image->y0, l_img_comp->dy);
  10751. l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx);
  10752. l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy);
  10753. l_img_comp->w = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_x1,
  10754. (OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0,
  10755. (OPJ_INT32)l_img_comp->factor));
  10756. l_img_comp->h = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_y1,
  10757. (OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0,
  10758. (OPJ_INT32)l_img_comp->factor));
  10759. l_img_comp++;
  10760. }
  10761. if (p_image->numcomps > p_j2k->m_private_image->numcomps) {
  10762. /* Can happen when calling repeatdly opj_get_decoded_tile() on an
  10763. * image with a color palette, where color palette expansion is done
  10764. * later in jp2.c */
  10765. for (compno = p_j2k->m_private_image->numcomps; compno < p_image->numcomps;
  10766. ++compno) {
  10767. opj_image_data_free(p_image->comps[compno].data);
  10768. p_image->comps[compno].data = NULL;
  10769. }
  10770. p_image->numcomps = p_j2k->m_private_image->numcomps;
  10771. }
  10772. /* Destroy the previous output image*/
  10773. if (p_j2k->m_output_image) {
  10774. opj_image_destroy(p_j2k->m_output_image);
  10775. }
  10776. /* Create the output image from the information previously computed*/
  10777. p_j2k->m_output_image = opj_image_create0();
  10778. if (!(p_j2k->m_output_image)) {
  10779. return OPJ_FALSE;
  10780. }
  10781. opj_copy_image_header(p_image, p_j2k->m_output_image);
  10782. p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = (OPJ_INT32)tile_index;
  10783. /* customization of the decoding */
  10784. if (!opj_j2k_setup_decoding_tile(p_j2k, p_manager)) {
  10785. return OPJ_FALSE;
  10786. }
  10787. /* Decode the codestream */
  10788. if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
  10789. opj_image_destroy(p_j2k->m_private_image);
  10790. p_j2k->m_private_image = NULL;
  10791. return OPJ_FALSE;
  10792. }
  10793. /* Move data and copy one information from codec to output image*/
  10794. return opj_j2k_move_data_from_codec_to_output_image(p_j2k, p_image);
  10795. }
  10796. OPJ_BOOL opj_j2k_set_decoded_resolution_factor(opj_j2k_t *p_j2k,
  10797. OPJ_UINT32 res_factor,
  10798. opj_event_mgr_t * p_manager)
  10799. {
  10800. OPJ_UINT32 it_comp;
  10801. p_j2k->m_cp.m_specific_param.m_dec.m_reduce = res_factor;
  10802. if (p_j2k->m_private_image) {
  10803. if (p_j2k->m_private_image->comps) {
  10804. if (p_j2k->m_specific_param.m_decoder.m_default_tcp) {
  10805. if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps) {
  10806. for (it_comp = 0 ; it_comp < p_j2k->m_private_image->numcomps; it_comp++) {
  10807. OPJ_UINT32 max_res =
  10808. p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[it_comp].numresolutions;
  10809. if (res_factor >= max_res) {
  10810. opj_event_msg(p_manager, EVT_ERROR,
  10811. "Resolution factor is greater than the maximum resolution in the component.\n");
  10812. return OPJ_FALSE;
  10813. }
  10814. p_j2k->m_private_image->comps[it_comp].factor = res_factor;
  10815. }
  10816. return OPJ_TRUE;
  10817. }
  10818. }
  10819. }
  10820. }
  10821. return OPJ_FALSE;
  10822. }
  10823. /* ----------------------------------------------------------------------- */
  10824. OPJ_BOOL opj_j2k_encoder_set_extra_options(
  10825. opj_j2k_t *p_j2k,
  10826. const char* const* p_options,
  10827. opj_event_mgr_t * p_manager)
  10828. {
  10829. const char* const* p_option_iter;
  10830. if (p_options == NULL) {
  10831. return OPJ_TRUE;
  10832. }
  10833. for (p_option_iter = p_options; *p_option_iter != NULL; ++p_option_iter) {
  10834. if (strncmp(*p_option_iter, "PLT=", 4) == 0) {
  10835. if (strcmp(*p_option_iter, "PLT=YES") == 0) {
  10836. p_j2k->m_specific_param.m_encoder.m_PLT = OPJ_TRUE;
  10837. } else if (strcmp(*p_option_iter, "PLT=NO") == 0) {
  10838. p_j2k->m_specific_param.m_encoder.m_PLT = OPJ_FALSE;
  10839. } else {
  10840. opj_event_msg(p_manager, EVT_ERROR,
  10841. "Invalid value for option: %s.\n", *p_option_iter);
  10842. return OPJ_FALSE;
  10843. }
  10844. } else if (strncmp(*p_option_iter, "TLM=", 4) == 0) {
  10845. if (strcmp(*p_option_iter, "TLM=YES") == 0) {
  10846. p_j2k->m_specific_param.m_encoder.m_TLM = OPJ_TRUE;
  10847. } else if (strcmp(*p_option_iter, "TLM=NO") == 0) {
  10848. p_j2k->m_specific_param.m_encoder.m_TLM = OPJ_FALSE;
  10849. } else {
  10850. opj_event_msg(p_manager, EVT_ERROR,
  10851. "Invalid value for option: %s.\n", *p_option_iter);
  10852. return OPJ_FALSE;
  10853. }
  10854. } else if (strncmp(*p_option_iter, "GUARD_BITS=", strlen("GUARD_BITS=")) == 0) {
  10855. OPJ_UINT32 tileno;
  10856. opj_cp_t *cp = cp = &(p_j2k->m_cp);
  10857. int numgbits = atoi(*p_option_iter + strlen("GUARD_BITS="));
  10858. if (numgbits < 0 || numgbits > 7) {
  10859. opj_event_msg(p_manager, EVT_ERROR,
  10860. "Invalid value for option: %s. Should be in [0,7]\n", *p_option_iter);
  10861. return OPJ_FALSE;
  10862. }
  10863. for (tileno = 0; tileno < cp->tw * cp->th; tileno++) {
  10864. OPJ_UINT32 i;
  10865. opj_tcp_t *tcp = &cp->tcps[tileno];
  10866. for (i = 0; i < p_j2k->m_specific_param.m_encoder.m_nb_comps; i++) {
  10867. opj_tccp_t *tccp = &tcp->tccps[i];
  10868. tccp->numgbits = (OPJ_UINT32)numgbits;
  10869. }
  10870. }
  10871. } else {
  10872. opj_event_msg(p_manager, EVT_ERROR,
  10873. "Invalid option: %s.\n", *p_option_iter);
  10874. return OPJ_FALSE;
  10875. }
  10876. }
  10877. return OPJ_TRUE;
  10878. }
  10879. /* ----------------------------------------------------------------------- */
  10880. OPJ_BOOL opj_j2k_encode(opj_j2k_t * p_j2k,
  10881. opj_stream_private_t *p_stream,
  10882. opj_event_mgr_t * p_manager)
  10883. {
  10884. OPJ_UINT32 i, j;
  10885. OPJ_UINT32 l_nb_tiles;
  10886. OPJ_SIZE_T l_max_tile_size = 0, l_current_tile_size;
  10887. OPJ_BYTE * l_current_data = 00;
  10888. OPJ_BOOL l_reuse_data = OPJ_FALSE;
  10889. opj_tcd_t* p_tcd = 00;
  10890. /* preconditions */
  10891. assert(p_j2k != 00);
  10892. assert(p_stream != 00);
  10893. assert(p_manager != 00);
  10894. p_tcd = p_j2k->m_tcd;
  10895. l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw;
  10896. if (l_nb_tiles == 1) {
  10897. l_reuse_data = OPJ_TRUE;
  10898. #ifdef __SSE__
  10899. for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
  10900. opj_image_comp_t * l_img_comp = p_tcd->image->comps + j;
  10901. if (((size_t)l_img_comp->data & 0xFU) !=
  10902. 0U) { /* tile data shall be aligned on 16 bytes */
  10903. l_reuse_data = OPJ_FALSE;
  10904. }
  10905. }
  10906. #endif
  10907. }
  10908. for (i = 0; i < l_nb_tiles; ++i) {
  10909. if (! opj_j2k_pre_write_tile(p_j2k, i, p_stream, p_manager)) {
  10910. if (l_current_data) {
  10911. opj_free(l_current_data);
  10912. }
  10913. return OPJ_FALSE;
  10914. }
  10915. /* if we only have one tile, then simply set tile component data equal to image component data */
  10916. /* otherwise, allocate the data */
  10917. for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
  10918. opj_tcd_tilecomp_t* l_tilec = p_tcd->tcd_image->tiles->comps + j;
  10919. if (l_reuse_data) {
  10920. opj_image_comp_t * l_img_comp = p_tcd->image->comps + j;
  10921. l_tilec->data = l_img_comp->data;
  10922. l_tilec->ownsData = OPJ_FALSE;
  10923. } else {
  10924. if (! opj_alloc_tile_component_data(l_tilec)) {
  10925. opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data.");
  10926. if (l_current_data) {
  10927. opj_free(l_current_data);
  10928. }
  10929. return OPJ_FALSE;
  10930. }
  10931. }
  10932. }
  10933. l_current_tile_size = opj_tcd_get_encoder_input_buffer_size(p_j2k->m_tcd);
  10934. if (!l_reuse_data) {
  10935. if (l_current_tile_size > l_max_tile_size) {
  10936. OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data,
  10937. l_current_tile_size);
  10938. if (! l_new_current_data) {
  10939. if (l_current_data) {
  10940. opj_free(l_current_data);
  10941. }
  10942. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to encode all tiles\n");
  10943. return OPJ_FALSE;
  10944. }
  10945. l_current_data = l_new_current_data;
  10946. l_max_tile_size = l_current_tile_size;
  10947. }
  10948. if (l_current_data == NULL) {
  10949. /* Should not happen in practice, but will avoid Coverity to */
  10950. /* complain about a null pointer dereference */
  10951. assert(0);
  10952. return OPJ_FALSE;
  10953. }
  10954. /* copy image data (32 bit) to l_current_data as contiguous, all-component, zero offset buffer */
  10955. /* 32 bit components @ 8 bit precision get converted to 8 bit */
  10956. /* 32 bit components @ 16 bit precision get converted to 16 bit */
  10957. opj_j2k_get_tile_data(p_j2k->m_tcd, l_current_data);
  10958. /* now copy this data into the tile component */
  10959. if (! opj_tcd_copy_tile_data(p_j2k->m_tcd, l_current_data,
  10960. l_current_tile_size)) {
  10961. opj_event_msg(p_manager, EVT_ERROR,
  10962. "Size mismatch between tile data and sent data.");
  10963. opj_free(l_current_data);
  10964. return OPJ_FALSE;
  10965. }
  10966. }
  10967. if (! opj_j2k_post_write_tile(p_j2k, p_stream, p_manager)) {
  10968. if (l_current_data) {
  10969. opj_free(l_current_data);
  10970. }
  10971. return OPJ_FALSE;
  10972. }
  10973. }
  10974. if (l_current_data) {
  10975. opj_free(l_current_data);
  10976. }
  10977. return OPJ_TRUE;
  10978. }
  10979. OPJ_BOOL opj_j2k_end_compress(opj_j2k_t *p_j2k,
  10980. opj_stream_private_t *p_stream,
  10981. opj_event_mgr_t * p_manager)
  10982. {
  10983. /* customization of the encoding */
  10984. if (! opj_j2k_setup_end_compress(p_j2k, p_manager)) {
  10985. return OPJ_FALSE;
  10986. }
  10987. if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
  10988. return OPJ_FALSE;
  10989. }
  10990. return OPJ_TRUE;
  10991. }
  10992. OPJ_BOOL opj_j2k_start_compress(opj_j2k_t *p_j2k,
  10993. opj_stream_private_t *p_stream,
  10994. opj_image_t * p_image,
  10995. opj_event_mgr_t * p_manager)
  10996. {
  10997. /* preconditions */
  10998. assert(p_j2k != 00);
  10999. assert(p_stream != 00);
  11000. assert(p_manager != 00);
  11001. p_j2k->m_private_image = opj_image_create0();
  11002. if (! p_j2k->m_private_image) {
  11003. opj_event_msg(p_manager, EVT_ERROR, "Failed to allocate image header.");
  11004. return OPJ_FALSE;
  11005. }
  11006. opj_copy_image_header(p_image, p_j2k->m_private_image);
  11007. /* TODO_MSD: Find a better way */
  11008. if (p_image->comps) {
  11009. OPJ_UINT32 it_comp;
  11010. for (it_comp = 0 ; it_comp < p_image->numcomps; it_comp++) {
  11011. if (p_image->comps[it_comp].data) {
  11012. p_j2k->m_private_image->comps[it_comp].data = p_image->comps[it_comp].data;
  11013. p_image->comps[it_comp].data = NULL;
  11014. }
  11015. }
  11016. }
  11017. /* customization of the validation */
  11018. if (! opj_j2k_setup_encoding_validation(p_j2k, p_manager)) {
  11019. return OPJ_FALSE;
  11020. }
  11021. /* validation of the parameters codec */
  11022. if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream, p_manager)) {
  11023. return OPJ_FALSE;
  11024. }
  11025. /* customization of the encoding */
  11026. if (! opj_j2k_setup_header_writing(p_j2k, p_manager)) {
  11027. return OPJ_FALSE;
  11028. }
  11029. /* write header */
  11030. if (! opj_j2k_exec(p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) {
  11031. return OPJ_FALSE;
  11032. }
  11033. return OPJ_TRUE;
  11034. }
  11035. static OPJ_BOOL opj_j2k_pre_write_tile(opj_j2k_t * p_j2k,
  11036. OPJ_UINT32 p_tile_index,
  11037. opj_stream_private_t *p_stream,
  11038. opj_event_mgr_t * p_manager)
  11039. {
  11040. (void)p_stream;
  11041. if (p_tile_index != p_j2k->m_current_tile_number) {
  11042. opj_event_msg(p_manager, EVT_ERROR, "The given tile index does not match.");
  11043. return OPJ_FALSE;
  11044. }
  11045. opj_event_msg(p_manager, EVT_INFO, "tile number %d / %d\n",
  11046. p_j2k->m_current_tile_number + 1, p_j2k->m_cp.tw * p_j2k->m_cp.th);
  11047. p_j2k->m_specific_param.m_encoder.m_current_tile_part_number = 0;
  11048. p_j2k->m_tcd->cur_totnum_tp = p_j2k->m_cp.tcps[p_tile_index].m_nb_tile_parts;
  11049. p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
  11050. /* initialisation before tile encoding */
  11051. if (! opj_tcd_init_encode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number,
  11052. p_manager)) {
  11053. return OPJ_FALSE;
  11054. }
  11055. return OPJ_TRUE;
  11056. }
  11057. static void opj_get_tile_dimensions(opj_image_t * l_image,
  11058. opj_tcd_tilecomp_t * l_tilec,
  11059. opj_image_comp_t * l_img_comp,
  11060. OPJ_UINT32* l_size_comp,
  11061. OPJ_UINT32* l_width,
  11062. OPJ_UINT32* l_height,
  11063. OPJ_UINT32* l_offset_x,
  11064. OPJ_UINT32* l_offset_y,
  11065. OPJ_UINT32* l_image_width,
  11066. OPJ_UINT32* l_stride,
  11067. OPJ_UINT32* l_tile_offset)
  11068. {
  11069. OPJ_UINT32 l_remaining;
  11070. *l_size_comp = l_img_comp->prec >> 3; /* (/8) */
  11071. l_remaining = l_img_comp->prec & 7; /* (%8) */
  11072. if (l_remaining) {
  11073. *l_size_comp += 1;
  11074. }
  11075. if (*l_size_comp == 3) {
  11076. *l_size_comp = 4;
  11077. }
  11078. *l_width = (OPJ_UINT32)(l_tilec->x1 - l_tilec->x0);
  11079. *l_height = (OPJ_UINT32)(l_tilec->y1 - l_tilec->y0);
  11080. *l_offset_x = opj_uint_ceildiv(l_image->x0, l_img_comp->dx);
  11081. *l_offset_y = opj_uint_ceildiv(l_image->y0, l_img_comp->dy);
  11082. *l_image_width = opj_uint_ceildiv(l_image->x1 - l_image->x0, l_img_comp->dx);
  11083. *l_stride = *l_image_width - *l_width;
  11084. *l_tile_offset = ((OPJ_UINT32)l_tilec->x0 - *l_offset_x) + ((
  11085. OPJ_UINT32)l_tilec->y0 - *l_offset_y) * *l_image_width;
  11086. }
  11087. static void opj_j2k_get_tile_data(opj_tcd_t * p_tcd, OPJ_BYTE * p_data)
  11088. {
  11089. OPJ_UINT32 i, j, k = 0;
  11090. for (i = 0; i < p_tcd->image->numcomps; ++i) {
  11091. opj_image_t * l_image = p_tcd->image;
  11092. OPJ_INT32 * l_src_ptr;
  11093. opj_tcd_tilecomp_t * l_tilec = p_tcd->tcd_image->tiles->comps + i;
  11094. opj_image_comp_t * l_img_comp = l_image->comps + i;
  11095. OPJ_UINT32 l_size_comp, l_width, l_height, l_offset_x, l_offset_y,
  11096. l_image_width, l_stride, l_tile_offset;
  11097. opj_get_tile_dimensions(l_image,
  11098. l_tilec,
  11099. l_img_comp,
  11100. &l_size_comp,
  11101. &l_width,
  11102. &l_height,
  11103. &l_offset_x,
  11104. &l_offset_y,
  11105. &l_image_width,
  11106. &l_stride,
  11107. &l_tile_offset);
  11108. l_src_ptr = l_img_comp->data + l_tile_offset;
  11109. switch (l_size_comp) {
  11110. case 1: {
  11111. OPJ_CHAR * l_dest_ptr = (OPJ_CHAR*) p_data;
  11112. if (l_img_comp->sgnd) {
  11113. for (j = 0; j < l_height; ++j) {
  11114. for (k = 0; k < l_width; ++k) {
  11115. *(l_dest_ptr) = (OPJ_CHAR)(*l_src_ptr);
  11116. ++l_dest_ptr;
  11117. ++l_src_ptr;
  11118. }
  11119. l_src_ptr += l_stride;
  11120. }
  11121. } else {
  11122. for (j = 0; j < l_height; ++j) {
  11123. for (k = 0; k < l_width; ++k) {
  11124. *(l_dest_ptr) = (OPJ_CHAR)((*l_src_ptr) & 0xff);
  11125. ++l_dest_ptr;
  11126. ++l_src_ptr;
  11127. }
  11128. l_src_ptr += l_stride;
  11129. }
  11130. }
  11131. p_data = (OPJ_BYTE*) l_dest_ptr;
  11132. }
  11133. break;
  11134. case 2: {
  11135. OPJ_INT16 * l_dest_ptr = (OPJ_INT16 *) p_data;
  11136. if (l_img_comp->sgnd) {
  11137. for (j = 0; j < l_height; ++j) {
  11138. for (k = 0; k < l_width; ++k) {
  11139. *(l_dest_ptr++) = (OPJ_INT16)(*(l_src_ptr++));
  11140. }
  11141. l_src_ptr += l_stride;
  11142. }
  11143. } else {
  11144. for (j = 0; j < l_height; ++j) {
  11145. for (k = 0; k < l_width; ++k) {
  11146. *(l_dest_ptr++) = (OPJ_INT16)((*(l_src_ptr++)) & 0xffff);
  11147. }
  11148. l_src_ptr += l_stride;
  11149. }
  11150. }
  11151. p_data = (OPJ_BYTE*) l_dest_ptr;
  11152. }
  11153. break;
  11154. case 4: {
  11155. OPJ_INT32 * l_dest_ptr = (OPJ_INT32 *) p_data;
  11156. for (j = 0; j < l_height; ++j) {
  11157. for (k = 0; k < l_width; ++k) {
  11158. *(l_dest_ptr++) = *(l_src_ptr++);
  11159. }
  11160. l_src_ptr += l_stride;
  11161. }
  11162. p_data = (OPJ_BYTE*) l_dest_ptr;
  11163. }
  11164. break;
  11165. }
  11166. }
  11167. }
  11168. static OPJ_BOOL opj_j2k_post_write_tile(opj_j2k_t * p_j2k,
  11169. opj_stream_private_t *p_stream,
  11170. opj_event_mgr_t * p_manager)
  11171. {
  11172. OPJ_UINT32 l_nb_bytes_written;
  11173. OPJ_BYTE * l_current_data = 00;
  11174. OPJ_UINT32 l_tile_size = 0;
  11175. OPJ_UINT32 l_available_data;
  11176. /* preconditions */
  11177. assert(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
  11178. l_tile_size = p_j2k->m_specific_param.m_encoder.m_encoded_tile_size;
  11179. l_available_data = l_tile_size;
  11180. l_current_data = p_j2k->m_specific_param.m_encoder.m_encoded_tile_data;
  11181. l_nb_bytes_written = 0;
  11182. if (! opj_j2k_write_first_tile_part(p_j2k, l_current_data, &l_nb_bytes_written,
  11183. l_available_data, p_stream, p_manager)) {
  11184. return OPJ_FALSE;
  11185. }
  11186. l_current_data += l_nb_bytes_written;
  11187. l_available_data -= l_nb_bytes_written;
  11188. l_nb_bytes_written = 0;
  11189. if (! opj_j2k_write_all_tile_parts(p_j2k, l_current_data, &l_nb_bytes_written,
  11190. l_available_data, p_stream, p_manager)) {
  11191. return OPJ_FALSE;
  11192. }
  11193. l_available_data -= l_nb_bytes_written;
  11194. l_nb_bytes_written = l_tile_size - l_available_data;
  11195. if (opj_stream_write_data(p_stream,
  11196. p_j2k->m_specific_param.m_encoder.m_encoded_tile_data,
  11197. l_nb_bytes_written, p_manager) != l_nb_bytes_written) {
  11198. return OPJ_FALSE;
  11199. }
  11200. ++p_j2k->m_current_tile_number;
  11201. return OPJ_TRUE;
  11202. }
  11203. static OPJ_BOOL opj_j2k_setup_end_compress(opj_j2k_t *p_j2k,
  11204. opj_event_mgr_t * p_manager)
  11205. {
  11206. /* preconditions */
  11207. assert(p_j2k != 00);
  11208. assert(p_manager != 00);
  11209. /* DEVELOPER CORNER, insert your custom procedures */
  11210. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  11211. (opj_procedure)opj_j2k_write_eoc, p_manager)) {
  11212. return OPJ_FALSE;
  11213. }
  11214. if (p_j2k->m_specific_param.m_encoder.m_TLM) {
  11215. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  11216. (opj_procedure)opj_j2k_write_updated_tlm, p_manager)) {
  11217. return OPJ_FALSE;
  11218. }
  11219. }
  11220. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  11221. (opj_procedure)opj_j2k_write_epc, p_manager)) {
  11222. return OPJ_FALSE;
  11223. }
  11224. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  11225. (opj_procedure)opj_j2k_end_encoding, p_manager)) {
  11226. return OPJ_FALSE;
  11227. }
  11228. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  11229. (opj_procedure)opj_j2k_destroy_header_memory, p_manager)) {
  11230. return OPJ_FALSE;
  11231. }
  11232. return OPJ_TRUE;
  11233. }
  11234. static OPJ_BOOL opj_j2k_setup_encoding_validation(opj_j2k_t *p_j2k,
  11235. opj_event_mgr_t * p_manager)
  11236. {
  11237. /* preconditions */
  11238. assert(p_j2k != 00);
  11239. assert(p_manager != 00);
  11240. if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
  11241. (opj_procedure)opj_j2k_build_encoder, p_manager)) {
  11242. return OPJ_FALSE;
  11243. }
  11244. if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
  11245. (opj_procedure)opj_j2k_encoding_validation, p_manager)) {
  11246. return OPJ_FALSE;
  11247. }
  11248. /* DEVELOPER CORNER, add your custom validation procedure */
  11249. if (! opj_procedure_list_add_procedure(p_j2k->m_validation_list,
  11250. (opj_procedure)opj_j2k_mct_validation, p_manager)) {
  11251. return OPJ_FALSE;
  11252. }
  11253. return OPJ_TRUE;
  11254. }
  11255. static OPJ_BOOL opj_j2k_setup_header_writing(opj_j2k_t *p_j2k,
  11256. opj_event_mgr_t * p_manager)
  11257. {
  11258. /* preconditions */
  11259. assert(p_j2k != 00);
  11260. assert(p_manager != 00);
  11261. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  11262. (opj_procedure)opj_j2k_init_info, p_manager)) {
  11263. return OPJ_FALSE;
  11264. }
  11265. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  11266. (opj_procedure)opj_j2k_write_soc, p_manager)) {
  11267. return OPJ_FALSE;
  11268. }
  11269. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  11270. (opj_procedure)opj_j2k_write_siz, p_manager)) {
  11271. return OPJ_FALSE;
  11272. }
  11273. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  11274. (opj_procedure)opj_j2k_write_cod, p_manager)) {
  11275. return OPJ_FALSE;
  11276. }
  11277. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  11278. (opj_procedure)opj_j2k_write_qcd, p_manager)) {
  11279. return OPJ_FALSE;
  11280. }
  11281. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  11282. (opj_procedure)opj_j2k_write_all_coc, p_manager)) {
  11283. return OPJ_FALSE;
  11284. }
  11285. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  11286. (opj_procedure)opj_j2k_write_all_qcc, p_manager)) {
  11287. return OPJ_FALSE;
  11288. }
  11289. if (p_j2k->m_specific_param.m_encoder.m_TLM) {
  11290. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  11291. (opj_procedure)opj_j2k_write_tlm, p_manager)) {
  11292. return OPJ_FALSE;
  11293. }
  11294. if (p_j2k->m_cp.rsiz == OPJ_PROFILE_CINEMA_4K) {
  11295. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  11296. (opj_procedure)opj_j2k_write_poc, p_manager)) {
  11297. return OPJ_FALSE;
  11298. }
  11299. }
  11300. }
  11301. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  11302. (opj_procedure)opj_j2k_write_regions, p_manager)) {
  11303. return OPJ_FALSE;
  11304. }
  11305. if (p_j2k->m_cp.comment != 00) {
  11306. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  11307. (opj_procedure)opj_j2k_write_com, p_manager)) {
  11308. return OPJ_FALSE;
  11309. }
  11310. }
  11311. /* DEVELOPER CORNER, insert your custom procedures */
  11312. if ((p_j2k->m_cp.rsiz & (OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT)) ==
  11313. (OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT)) {
  11314. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  11315. (opj_procedure)opj_j2k_write_mct_data_group, p_manager)) {
  11316. return OPJ_FALSE;
  11317. }
  11318. }
  11319. /* End of Developer Corner */
  11320. if (p_j2k->cstr_index) {
  11321. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  11322. (opj_procedure)opj_j2k_get_end_header, p_manager)) {
  11323. return OPJ_FALSE;
  11324. }
  11325. }
  11326. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  11327. (opj_procedure)opj_j2k_create_tcd, p_manager)) {
  11328. return OPJ_FALSE;
  11329. }
  11330. if (! opj_procedure_list_add_procedure(p_j2k->m_procedure_list,
  11331. (opj_procedure)opj_j2k_update_rates, p_manager)) {
  11332. return OPJ_FALSE;
  11333. }
  11334. return OPJ_TRUE;
  11335. }
  11336. static OPJ_BOOL opj_j2k_write_first_tile_part(opj_j2k_t *p_j2k,
  11337. OPJ_BYTE * p_data,
  11338. OPJ_UINT32 * p_data_written,
  11339. OPJ_UINT32 total_data_size,
  11340. opj_stream_private_t *p_stream,
  11341. struct opj_event_mgr * p_manager)
  11342. {
  11343. OPJ_UINT32 l_nb_bytes_written = 0;
  11344. OPJ_UINT32 l_current_nb_bytes_written;
  11345. OPJ_BYTE * l_begin_data = 00;
  11346. opj_tcd_t * l_tcd = 00;
  11347. opj_cp_t * l_cp = 00;
  11348. l_tcd = p_j2k->m_tcd;
  11349. l_cp = &(p_j2k->m_cp);
  11350. l_tcd->cur_pino = 0;
  11351. /*Get number of tile parts*/
  11352. p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0;
  11353. /* INDEX >> */
  11354. /* << INDEX */
  11355. l_current_nb_bytes_written = 0;
  11356. l_begin_data = p_data;
  11357. if (! opj_j2k_write_sot(p_j2k, p_data, total_data_size,
  11358. &l_current_nb_bytes_written, p_stream,
  11359. p_manager)) {
  11360. return OPJ_FALSE;
  11361. }
  11362. l_nb_bytes_written += l_current_nb_bytes_written;
  11363. p_data += l_current_nb_bytes_written;
  11364. total_data_size -= l_current_nb_bytes_written;
  11365. if (!OPJ_IS_CINEMA(l_cp->rsiz)) {
  11366. #if 0
  11367. for (compno = 1; compno < p_j2k->m_private_image->numcomps; compno++) {
  11368. l_current_nb_bytes_written = 0;
  11369. opj_j2k_write_coc_in_memory(p_j2k, compno, p_data, &l_current_nb_bytes_written,
  11370. p_manager);
  11371. l_nb_bytes_written += l_current_nb_bytes_written;
  11372. p_data += l_current_nb_bytes_written;
  11373. total_data_size -= l_current_nb_bytes_written;
  11374. l_current_nb_bytes_written = 0;
  11375. opj_j2k_write_qcc_in_memory(p_j2k, compno, p_data, &l_current_nb_bytes_written,
  11376. p_manager);
  11377. l_nb_bytes_written += l_current_nb_bytes_written;
  11378. p_data += l_current_nb_bytes_written;
  11379. total_data_size -= l_current_nb_bytes_written;
  11380. }
  11381. #endif
  11382. if (l_cp->tcps[p_j2k->m_current_tile_number].POC) {
  11383. l_current_nb_bytes_written = 0;
  11384. opj_j2k_write_poc_in_memory(p_j2k, p_data, &l_current_nb_bytes_written,
  11385. p_manager);
  11386. l_nb_bytes_written += l_current_nb_bytes_written;
  11387. p_data += l_current_nb_bytes_written;
  11388. total_data_size -= l_current_nb_bytes_written;
  11389. }
  11390. }
  11391. l_current_nb_bytes_written = 0;
  11392. if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
  11393. total_data_size, p_stream, p_manager)) {
  11394. return OPJ_FALSE;
  11395. }
  11396. l_nb_bytes_written += l_current_nb_bytes_written;
  11397. * p_data_written = l_nb_bytes_written;
  11398. /* Writing Psot in SOT marker */
  11399. opj_write_bytes(l_begin_data + 6, l_nb_bytes_written,
  11400. 4); /* PSOT */
  11401. if (p_j2k->m_specific_param.m_encoder.m_TLM) {
  11402. opj_j2k_update_tlm(p_j2k, l_nb_bytes_written);
  11403. }
  11404. return OPJ_TRUE;
  11405. }
  11406. static OPJ_BOOL opj_j2k_write_all_tile_parts(opj_j2k_t *p_j2k,
  11407. OPJ_BYTE * p_data,
  11408. OPJ_UINT32 * p_data_written,
  11409. OPJ_UINT32 total_data_size,
  11410. opj_stream_private_t *p_stream,
  11411. struct opj_event_mgr * p_manager
  11412. )
  11413. {
  11414. OPJ_UINT32 tilepartno = 0;
  11415. OPJ_UINT32 l_nb_bytes_written = 0;
  11416. OPJ_UINT32 l_current_nb_bytes_written;
  11417. OPJ_UINT32 l_part_tile_size;
  11418. OPJ_UINT32 tot_num_tp;
  11419. OPJ_UINT32 pino;
  11420. OPJ_BYTE * l_begin_data;
  11421. opj_tcp_t *l_tcp = 00;
  11422. opj_tcd_t * l_tcd = 00;
  11423. opj_cp_t * l_cp = 00;
  11424. l_tcd = p_j2k->m_tcd;
  11425. l_cp = &(p_j2k->m_cp);
  11426. l_tcp = l_cp->tcps + p_j2k->m_current_tile_number;
  11427. /*Get number of tile parts*/
  11428. tot_num_tp = opj_j2k_get_num_tp(l_cp, 0, p_j2k->m_current_tile_number);
  11429. /* start writing remaining tile parts */
  11430. ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
  11431. for (tilepartno = 1; tilepartno < tot_num_tp ; ++tilepartno) {
  11432. p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
  11433. l_current_nb_bytes_written = 0;
  11434. l_part_tile_size = 0;
  11435. l_begin_data = p_data;
  11436. if (! opj_j2k_write_sot(p_j2k, p_data,
  11437. total_data_size,
  11438. &l_current_nb_bytes_written,
  11439. p_stream,
  11440. p_manager)) {
  11441. return OPJ_FALSE;
  11442. }
  11443. l_nb_bytes_written += l_current_nb_bytes_written;
  11444. p_data += l_current_nb_bytes_written;
  11445. total_data_size -= l_current_nb_bytes_written;
  11446. l_part_tile_size += l_current_nb_bytes_written;
  11447. l_current_nb_bytes_written = 0;
  11448. if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
  11449. total_data_size, p_stream, p_manager)) {
  11450. return OPJ_FALSE;
  11451. }
  11452. p_data += l_current_nb_bytes_written;
  11453. l_nb_bytes_written += l_current_nb_bytes_written;
  11454. total_data_size -= l_current_nb_bytes_written;
  11455. l_part_tile_size += l_current_nb_bytes_written;
  11456. /* Writing Psot in SOT marker */
  11457. opj_write_bytes(l_begin_data + 6, l_part_tile_size,
  11458. 4); /* PSOT */
  11459. if (p_j2k->m_specific_param.m_encoder.m_TLM) {
  11460. opj_j2k_update_tlm(p_j2k, l_part_tile_size);
  11461. }
  11462. ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
  11463. }
  11464. for (pino = 1; pino <= l_tcp->numpocs; ++pino) {
  11465. l_tcd->cur_pino = pino;
  11466. /*Get number of tile parts*/
  11467. tot_num_tp = opj_j2k_get_num_tp(l_cp, pino, p_j2k->m_current_tile_number);
  11468. for (tilepartno = 0; tilepartno < tot_num_tp ; ++tilepartno) {
  11469. p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno;
  11470. l_current_nb_bytes_written = 0;
  11471. l_part_tile_size = 0;
  11472. l_begin_data = p_data;
  11473. if (! opj_j2k_write_sot(p_j2k, p_data,
  11474. total_data_size,
  11475. &l_current_nb_bytes_written, p_stream,
  11476. p_manager)) {
  11477. return OPJ_FALSE;
  11478. }
  11479. l_nb_bytes_written += l_current_nb_bytes_written;
  11480. p_data += l_current_nb_bytes_written;
  11481. total_data_size -= l_current_nb_bytes_written;
  11482. l_part_tile_size += l_current_nb_bytes_written;
  11483. l_current_nb_bytes_written = 0;
  11484. if (! opj_j2k_write_sod(p_j2k, l_tcd, p_data, &l_current_nb_bytes_written,
  11485. total_data_size, p_stream, p_manager)) {
  11486. return OPJ_FALSE;
  11487. }
  11488. l_nb_bytes_written += l_current_nb_bytes_written;
  11489. p_data += l_current_nb_bytes_written;
  11490. total_data_size -= l_current_nb_bytes_written;
  11491. l_part_tile_size += l_current_nb_bytes_written;
  11492. /* Writing Psot in SOT marker */
  11493. opj_write_bytes(l_begin_data + 6, l_part_tile_size,
  11494. 4); /* PSOT */
  11495. if (p_j2k->m_specific_param.m_encoder.m_TLM) {
  11496. opj_j2k_update_tlm(p_j2k, l_part_tile_size);
  11497. }
  11498. ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number;
  11499. }
  11500. }
  11501. *p_data_written = l_nb_bytes_written;
  11502. return OPJ_TRUE;
  11503. }
  11504. static OPJ_BOOL opj_j2k_write_updated_tlm(opj_j2k_t *p_j2k,
  11505. struct opj_stream_private *p_stream,
  11506. struct opj_event_mgr * p_manager)
  11507. {
  11508. OPJ_UINT32 l_tlm_size;
  11509. OPJ_OFF_T l_tlm_position, l_current_position;
  11510. OPJ_UINT32 size_per_tile_part;
  11511. /* preconditions */
  11512. assert(p_j2k != 00);
  11513. assert(p_manager != 00);
  11514. assert(p_stream != 00);
  11515. size_per_tile_part = p_j2k->m_specific_param.m_encoder.m_Ttlmi_is_byte ? 5 : 6;
  11516. l_tlm_size = size_per_tile_part *
  11517. p_j2k->m_specific_param.m_encoder.m_total_tile_parts;
  11518. l_tlm_position = 6 + p_j2k->m_specific_param.m_encoder.m_tlm_start;
  11519. l_current_position = opj_stream_tell(p_stream);
  11520. if (! opj_stream_seek(p_stream, l_tlm_position, p_manager)) {
  11521. return OPJ_FALSE;
  11522. }
  11523. if (opj_stream_write_data(p_stream,
  11524. p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer, l_tlm_size,
  11525. p_manager) != l_tlm_size) {
  11526. return OPJ_FALSE;
  11527. }
  11528. if (! opj_stream_seek(p_stream, l_current_position, p_manager)) {
  11529. return OPJ_FALSE;
  11530. }
  11531. return OPJ_TRUE;
  11532. }
  11533. static OPJ_BOOL opj_j2k_end_encoding(opj_j2k_t *p_j2k,
  11534. struct opj_stream_private *p_stream,
  11535. struct opj_event_mgr * p_manager)
  11536. {
  11537. /* preconditions */
  11538. assert(p_j2k != 00);
  11539. assert(p_manager != 00);
  11540. assert(p_stream != 00);
  11541. OPJ_UNUSED(p_stream);
  11542. OPJ_UNUSED(p_manager);
  11543. opj_tcd_destroy(p_j2k->m_tcd);
  11544. p_j2k->m_tcd = 00;
  11545. if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) {
  11546. opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer);
  11547. p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 0;
  11548. p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 0;
  11549. }
  11550. if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) {
  11551. opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data);
  11552. p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 0;
  11553. }
  11554. p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = 0;
  11555. return OPJ_TRUE;
  11556. }
  11557. /**
  11558. * Destroys the memory associated with the decoding of headers.
  11559. */
  11560. static OPJ_BOOL opj_j2k_destroy_header_memory(opj_j2k_t * p_j2k,
  11561. opj_stream_private_t *p_stream,
  11562. opj_event_mgr_t * p_manager
  11563. )
  11564. {
  11565. /* preconditions */
  11566. assert(p_j2k != 00);
  11567. assert(p_stream != 00);
  11568. assert(p_manager != 00);
  11569. OPJ_UNUSED(p_stream);
  11570. OPJ_UNUSED(p_manager);
  11571. if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) {
  11572. opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data);
  11573. p_j2k->m_specific_param.m_encoder.m_header_tile_data = 0;
  11574. }
  11575. p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0;
  11576. return OPJ_TRUE;
  11577. }
  11578. static OPJ_BOOL opj_j2k_init_info(opj_j2k_t *p_j2k,
  11579. struct opj_stream_private *p_stream,
  11580. struct opj_event_mgr * p_manager)
  11581. {
  11582. opj_codestream_info_t * l_cstr_info = 00;
  11583. /* preconditions */
  11584. assert(p_j2k != 00);
  11585. assert(p_manager != 00);
  11586. assert(p_stream != 00);
  11587. (void)l_cstr_info;
  11588. OPJ_UNUSED(p_stream);
  11589. /* TODO mergeV2: check this part which use cstr_info */
  11590. /*l_cstr_info = p_j2k->cstr_info;
  11591. if (l_cstr_info) {
  11592. OPJ_UINT32 compno;
  11593. l_cstr_info->tile = (opj_tile_info_t *) opj_malloc(p_j2k->m_cp.tw * p_j2k->m_cp.th * sizeof(opj_tile_info_t));
  11594. l_cstr_info->image_w = p_j2k->m_image->x1 - p_j2k->m_image->x0;
  11595. l_cstr_info->image_h = p_j2k->m_image->y1 - p_j2k->m_image->y0;
  11596. l_cstr_info->prog = (&p_j2k->m_cp.tcps[0])->prg;
  11597. l_cstr_info->tw = p_j2k->m_cp.tw;
  11598. l_cstr_info->th = p_j2k->m_cp.th;
  11599. l_cstr_info->tile_x = p_j2k->m_cp.tdx;*/ /* new version parser */
  11600. /*l_cstr_info->tile_y = p_j2k->m_cp.tdy;*/ /* new version parser */
  11601. /*l_cstr_info->tile_Ox = p_j2k->m_cp.tx0;*/ /* new version parser */
  11602. /*l_cstr_info->tile_Oy = p_j2k->m_cp.ty0;*/ /* new version parser */
  11603. /*l_cstr_info->numcomps = p_j2k->m_image->numcomps;
  11604. l_cstr_info->numlayers = (&p_j2k->m_cp.tcps[0])->numlayers;
  11605. l_cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(p_j2k->m_image->numcomps * sizeof(OPJ_INT32));
  11606. for (compno=0; compno < p_j2k->m_image->numcomps; compno++) {
  11607. l_cstr_info->numdecompos[compno] = (&p_j2k->m_cp.tcps[0])->tccps->numresolutions - 1;
  11608. }
  11609. l_cstr_info->D_max = 0.0; */ /* ADD Marcela */
  11610. /*l_cstr_info->main_head_start = opj_stream_tell(p_stream);*/ /* position of SOC */
  11611. /*l_cstr_info->maxmarknum = 100;
  11612. l_cstr_info->marker = (opj_marker_info_t *) opj_malloc(l_cstr_info->maxmarknum * sizeof(opj_marker_info_t));
  11613. l_cstr_info->marknum = 0;
  11614. }*/
  11615. return opj_j2k_calculate_tp(p_j2k, &(p_j2k->m_cp),
  11616. &p_j2k->m_specific_param.m_encoder.m_total_tile_parts, p_j2k->m_private_image,
  11617. p_manager);
  11618. }
  11619. /**
  11620. * Creates a tile-coder encoder.
  11621. *
  11622. * @param p_stream the stream to write data to.
  11623. * @param p_j2k J2K codec.
  11624. * @param p_manager the user event manager.
  11625. */
  11626. static OPJ_BOOL opj_j2k_create_tcd(opj_j2k_t *p_j2k,
  11627. opj_stream_private_t *p_stream,
  11628. opj_event_mgr_t * p_manager
  11629. )
  11630. {
  11631. /* preconditions */
  11632. assert(p_j2k != 00);
  11633. assert(p_manager != 00);
  11634. assert(p_stream != 00);
  11635. OPJ_UNUSED(p_stream);
  11636. p_j2k->m_tcd = opj_tcd_create(OPJ_FALSE);
  11637. if (! p_j2k->m_tcd) {
  11638. opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to create Tile Coder\n");
  11639. return OPJ_FALSE;
  11640. }
  11641. if (!opj_tcd_init(p_j2k->m_tcd, p_j2k->m_private_image, &p_j2k->m_cp,
  11642. p_j2k->m_tp)) {
  11643. opj_tcd_destroy(p_j2k->m_tcd);
  11644. p_j2k->m_tcd = 00;
  11645. return OPJ_FALSE;
  11646. }
  11647. return OPJ_TRUE;
  11648. }
  11649. OPJ_BOOL opj_j2k_write_tile(opj_j2k_t * p_j2k,
  11650. OPJ_UINT32 p_tile_index,
  11651. OPJ_BYTE * p_data,
  11652. OPJ_UINT32 p_data_size,
  11653. opj_stream_private_t *p_stream,
  11654. opj_event_mgr_t * p_manager)
  11655. {
  11656. if (! opj_j2k_pre_write_tile(p_j2k, p_tile_index, p_stream, p_manager)) {
  11657. opj_event_msg(p_manager, EVT_ERROR,
  11658. "Error while opj_j2k_pre_write_tile with tile index = %d\n", p_tile_index);
  11659. return OPJ_FALSE;
  11660. } else {
  11661. OPJ_UINT32 j;
  11662. /* Allocate data */
  11663. for (j = 0; j < p_j2k->m_tcd->image->numcomps; ++j) {
  11664. opj_tcd_tilecomp_t* l_tilec = p_j2k->m_tcd->tcd_image->tiles->comps + j;
  11665. if (! opj_alloc_tile_component_data(l_tilec)) {
  11666. opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data.");
  11667. return OPJ_FALSE;
  11668. }
  11669. }
  11670. /* now copy data into the tile component */
  11671. if (! opj_tcd_copy_tile_data(p_j2k->m_tcd, p_data, p_data_size)) {
  11672. opj_event_msg(p_manager, EVT_ERROR,
  11673. "Size mismatch between tile data and sent data.");
  11674. return OPJ_FALSE;
  11675. }
  11676. if (! opj_j2k_post_write_tile(p_j2k, p_stream, p_manager)) {
  11677. opj_event_msg(p_manager, EVT_ERROR,
  11678. "Error while opj_j2k_post_write_tile with tile index = %d\n", p_tile_index);
  11679. return OPJ_FALSE;
  11680. }
  11681. }
  11682. return OPJ_TRUE;
  11683. }