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- /*
- * The copyright in this software is being made available under the 2-clauses
- * BSD License, included below. This software may be subject to other third
- * party and contributor rights, including patent rights, and no such rights
- * are granted under this license.
- *
- * Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium
- * Copyright (c) 2002-2014, Professor Benoit Macq
- * Copyright (c) 2002-2003, Yannick Verschueren
- * Copyright (c) 2005, Herve Drolon, FreeImage Team
- * Copyright (c) 2008, 2011-2012, Centre National d'Etudes Spatiales (CNES), FR
- * Copyright (c) 2012, CS Systemes d'Information, France
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- */
- #ifndef OPJ_JP2_H
- #define OPJ_JP2_H
- /**
- @file jp2.h
- @brief The JPEG-2000 file format Reader/Writer (JP2)
- */
- /** @defgroup JP2 JP2 - JPEG-2000 file format reader/writer */
- /*@{*/
- /*#define JPIP_JPIP 0x6a706970*/
- #define JP2_JP 0x6a502020 /**< JPEG 2000 signature box */
- #define JP2_FTYP 0x66747970 /**< File type box */
- #define JP2_JP2H 0x6a703268 /**< JP2 header box (super-box) */
- #define JP2_IHDR 0x69686472 /**< Image header box */
- #define JP2_COLR 0x636f6c72 /**< Colour specification box */
- #define JP2_JP2C 0x6a703263 /**< Contiguous codestream box */
- #define JP2_URL 0x75726c20 /**< Data entry URL box */
- #define JP2_PCLR 0x70636c72 /**< Palette box */
- #define JP2_CMAP 0x636d6170 /**< Component Mapping box */
- #define JP2_CDEF 0x63646566 /**< Channel Definition box */
- #define JP2_DTBL 0x6474626c /**< Data Reference box */
- #define JP2_BPCC 0x62706363 /**< Bits per component box */
- #define JP2_JP2 0x6a703220 /**< File type fields */
- /* For the future */
- /* #define JP2_RES 0x72657320 */ /**< Resolution box (super-box) */
- /* #define JP2_JP2I 0x6a703269 */ /**< Intellectual property box */
- /* #define JP2_XML 0x786d6c20 */ /**< XML box */
- /* #define JP2_UUID 0x75756994 */ /**< UUID box */
- /* #define JP2_UINF 0x75696e66 */ /**< UUID info box (super-box) */
- /* #define JP2_ULST 0x756c7374 */ /**< UUID list box */
- /* ----------------------------------------------------------------------- */
- typedef enum {
- JP2_STATE_NONE = 0x0,
- JP2_STATE_SIGNATURE = 0x1,
- JP2_STATE_FILE_TYPE = 0x2,
- JP2_STATE_HEADER = 0x4,
- JP2_STATE_CODESTREAM = 0x8,
- JP2_STATE_END_CODESTREAM = 0x10,
- JP2_STATE_UNKNOWN = 0x7fffffff /* ISO C restricts enumerator values to range of 'int' */
- }
- JP2_STATE;
- typedef enum {
- JP2_IMG_STATE_NONE = 0x0,
- JP2_IMG_STATE_UNKNOWN = 0x7fffffff
- }
- JP2_IMG_STATE;
- /**
- Channel description: channel index, type, association
- */
- typedef struct opj_jp2_cdef_info {
- OPJ_UINT16 cn, typ, asoc;
- } opj_jp2_cdef_info_t;
- /**
- Channel descriptions and number of descriptions
- */
- typedef struct opj_jp2_cdef {
- opj_jp2_cdef_info_t *info;
- OPJ_UINT16 n;
- } opj_jp2_cdef_t;
- /**
- Component mappings: channel index, mapping type, palette index
- */
- typedef struct opj_jp2_cmap_comp {
- OPJ_UINT16 cmp;
- OPJ_BYTE mtyp, pcol;
- } opj_jp2_cmap_comp_t;
- /**
- Palette data: table entries, palette columns
- */
- typedef struct opj_jp2_pclr {
- OPJ_UINT32 *entries;
- OPJ_BYTE *channel_sign;
- OPJ_BYTE *channel_size;
- opj_jp2_cmap_comp_t *cmap;
- OPJ_UINT16 nr_entries;
- OPJ_BYTE nr_channels;
- } opj_jp2_pclr_t;
- /**
- Collector for ICC profile, palette, component mapping, channel description
- */
- typedef struct opj_jp2_color {
- OPJ_BYTE *icc_profile_buf;
- OPJ_UINT32 icc_profile_len;
- opj_jp2_cdef_t *jp2_cdef;
- opj_jp2_pclr_t *jp2_pclr;
- OPJ_BYTE jp2_has_colr;
- } opj_jp2_color_t;
- /**
- JP2 component
- */
- typedef struct opj_jp2_comps {
- OPJ_UINT32 depth;
- OPJ_UINT32 sgnd;
- OPJ_UINT32 bpcc;
- } opj_jp2_comps_t;
- /**
- JPEG-2000 file format reader/writer
- */
- typedef struct opj_jp2 {
- /** handle to the J2K codec */
- opj_j2k_t *j2k;
- /** list of validation procedures */
- struct opj_procedure_list * m_validation_list;
- /** list of execution procedures */
- struct opj_procedure_list * m_procedure_list;
- /* width of image */
- OPJ_UINT32 w;
- /* height of image */
- OPJ_UINT32 h;
- /* number of components in the image */
- OPJ_UINT32 numcomps;
- OPJ_UINT32 bpc;
- OPJ_UINT32 C;
- OPJ_UINT32 UnkC;
- OPJ_UINT32 IPR;
- OPJ_UINT32 meth;
- OPJ_UINT32 approx;
- OPJ_UINT32 enumcs;
- OPJ_UINT32 precedence;
- OPJ_UINT32 brand;
- OPJ_UINT32 minversion;
- OPJ_UINT32 numcl;
- OPJ_UINT32 *cl;
- opj_jp2_comps_t *comps;
- /* FIXME: The following two variables are used to save offset
- as we write out a JP2 file to disk. This mechanism is not flexible
- as codec writers will need to extand those fields as new part
- of the standard are implemented.
- */
- OPJ_OFF_T j2k_codestream_offset;
- OPJ_OFF_T jpip_iptr_offset;
- OPJ_BOOL jpip_on;
- OPJ_UINT32 jp2_state;
- OPJ_UINT32 jp2_img_state;
- opj_jp2_color_t color;
- OPJ_BOOL ignore_pclr_cmap_cdef;
- OPJ_BYTE has_jp2h;
- OPJ_BYTE has_ihdr;
- }
- opj_jp2_t;
- /**
- JP2 Box
- */
- typedef struct opj_jp2_box {
- OPJ_UINT32 length;
- OPJ_UINT32 type;
- OPJ_INT32 init_pos;
- } opj_jp2_box_t;
- typedef struct opj_jp2_header_handler {
- /* marker value */
- OPJ_UINT32 id;
- /* action linked to the marker */
- OPJ_BOOL(*handler)(opj_jp2_t *jp2,
- OPJ_BYTE *p_header_data,
- OPJ_UINT32 p_header_size,
- opj_event_mgr_t * p_manager);
- }
- opj_jp2_header_handler_t;
- typedef struct opj_jp2_img_header_writer_handler {
- /* action to perform */
- OPJ_BYTE* (*handler)(opj_jp2_t *jp2, OPJ_UINT32 * p_data_size);
- /* result of the action : data */
- OPJ_BYTE* m_data;
- /* size of data */
- OPJ_UINT32 m_size;
- }
- opj_jp2_img_header_writer_handler_t;
- /** @name Exported functions */
- /*@{*/
- /* ----------------------------------------------------------------------- */
- /**
- Setup the decoder decoding parameters using user parameters.
- Decoding parameters are returned in jp2->j2k->cp.
- @param jp2 JP2 decompressor handle
- @param parameters decompression parameters
- */
- void opj_jp2_setup_decoder(opj_jp2_t *jp2, opj_dparameters_t *parameters);
- /**
- Set the strict mode parameter. When strict mode is enabled, the entire
- bitstream must be decoded or an error is returned. When it is disabled,
- the decoder will decode partial bitstreams.
- @param jp2 JP2 decompressor handle
- @param strict OPJ_TRUE for strict mode
- */
- void opj_jp2_decoder_set_strict_mode(opj_jp2_t *jp2, OPJ_BOOL strict);
- /** Allocates worker threads for the compressor/decompressor.
- *
- * @param jp2 JP2 decompressor handle
- * @param num_threads Number of threads.
- * @return OPJ_TRUE in case of success.
- */
- OPJ_BOOL opj_jp2_set_threads(opj_jp2_t *jp2, OPJ_UINT32 num_threads);
- /**
- * Decode an image from a JPEG-2000 file stream
- * @param jp2 JP2 decompressor handle
- * @param p_stream FIXME DOC
- * @param p_image FIXME DOC
- * @param p_manager FIXME DOC
- *
- * @return Returns a decoded image if successful, returns NULL otherwise
- */
- OPJ_BOOL opj_jp2_decode(opj_jp2_t *jp2,
- opj_stream_private_t *p_stream,
- opj_image_t* p_image,
- opj_event_mgr_t * p_manager);
- /**
- * Setup the encoder parameters using the current image and using user parameters.
- * Coding parameters are returned in jp2->j2k->cp.
- *
- * @param jp2 JP2 compressor handle
- * @param parameters compression parameters
- * @param image input filled image
- * @param p_manager FIXME DOC
- * @return OPJ_TRUE if successful, OPJ_FALSE otherwise
- */
- OPJ_BOOL opj_jp2_setup_encoder(opj_jp2_t *jp2,
- opj_cparameters_t *parameters,
- opj_image_t *image,
- opj_event_mgr_t * p_manager);
- /**
- Encode an image into a JPEG-2000 file stream
- @param jp2 JP2 compressor handle
- @param stream Output buffer stream
- @param p_manager event manager
- @return Returns true if successful, returns false otherwise
- */
- OPJ_BOOL opj_jp2_encode(opj_jp2_t *jp2,
- opj_stream_private_t *stream,
- opj_event_mgr_t * p_manager);
- /**
- * Starts a compression scheme, i.e. validates the codec parameters, writes the header.
- *
- * @param jp2 the jpeg2000 file codec.
- * @param stream the stream object.
- * @param p_image FIXME DOC
- * @param p_manager FIXME DOC
- *
- * @return true if the codec is valid.
- */
- OPJ_BOOL opj_jp2_start_compress(opj_jp2_t *jp2,
- opj_stream_private_t *stream,
- opj_image_t * p_image,
- opj_event_mgr_t * p_manager);
- /**
- * Ends the compression procedures and possibiliy add data to be read after the
- * codestream.
- */
- OPJ_BOOL opj_jp2_end_compress(opj_jp2_t *jp2,
- opj_stream_private_t *cio,
- opj_event_mgr_t * p_manager);
- /* ----------------------------------------------------------------------- */
- /**
- * Ends the decompression procedures and possibiliy add data to be read after the
- * codestream.
- */
- OPJ_BOOL opj_jp2_end_decompress(opj_jp2_t *jp2,
- opj_stream_private_t *cio,
- opj_event_mgr_t * p_manager);
- /**
- * Reads a jpeg2000 file header structure.
- *
- * @param p_stream the stream to read data from.
- * @param jp2 the jpeg2000 file header structure.
- * @param p_image FIXME DOC
- * @param p_manager the user event manager.
- *
- * @return true if the box is valid.
- */
- OPJ_BOOL opj_jp2_read_header(opj_stream_private_t *p_stream,
- opj_jp2_t *jp2,
- opj_image_t ** p_image,
- opj_event_mgr_t * p_manager);
- /** Sets the indices of the components to decode.
- *
- * @param jp2 JP2 decompressor handle
- * @param numcomps Number of components to decode.
- * @param comps_indices Array of num_compts indices (numbering starting at 0)
- * corresponding to the components to decode.
- * @param p_manager Event manager;
- *
- * @return OPJ_TRUE in case of success.
- */
- OPJ_BOOL opj_jp2_set_decoded_components(opj_jp2_t *jp2,
- OPJ_UINT32 numcomps,
- const OPJ_UINT32* comps_indices,
- opj_event_mgr_t * p_manager);
- /**
- * Reads a tile header.
- * @param p_jp2 the jpeg2000 codec.
- * @param p_tile_index FIXME DOC
- * @param p_data_size FIXME DOC
- * @param p_tile_x0 FIXME DOC
- * @param p_tile_y0 FIXME DOC
- * @param p_tile_x1 FIXME DOC
- * @param p_tile_y1 FIXME DOC
- * @param p_nb_comps FIXME DOC
- * @param p_go_on FIXME DOC
- * @param p_stream the stream to write data to.
- * @param p_manager the user event manager.
- */
- OPJ_BOOL opj_jp2_read_tile_header(opj_jp2_t * p_jp2,
- OPJ_UINT32 * p_tile_index,
- OPJ_UINT32 * p_data_size,
- OPJ_INT32 * p_tile_x0,
- OPJ_INT32 * p_tile_y0,
- OPJ_INT32 * p_tile_x1,
- OPJ_INT32 * p_tile_y1,
- OPJ_UINT32 * p_nb_comps,
- OPJ_BOOL * p_go_on,
- opj_stream_private_t *p_stream,
- opj_event_mgr_t * p_manager);
- /**
- * Writes a tile.
- *
- * @param p_jp2 the jpeg2000 codec.
- * @param p_tile_index FIXME DOC
- * @param p_data FIXME DOC
- * @param p_data_size FIXME DOC
- * @param p_stream the stream to write data to.
- * @param p_manager the user event manager.
- */
- OPJ_BOOL opj_jp2_write_tile(opj_jp2_t *p_jp2,
- OPJ_UINT32 p_tile_index,
- OPJ_BYTE * p_data,
- OPJ_UINT32 p_data_size,
- opj_stream_private_t *p_stream,
- opj_event_mgr_t * p_manager);
- /**
- * Decode tile data.
- * @param p_jp2 the jpeg2000 codec.
- * @param p_tile_index FIXME DOC
- * @param p_data FIXME DOC
- * @param p_data_size FIXME DOC
- * @param p_stream the stream to write data to.
- * @param p_manager the user event manager.
- *
- * @return FIXME DOC
- */
- OPJ_BOOL opj_jp2_decode_tile(opj_jp2_t * p_jp2,
- OPJ_UINT32 p_tile_index,
- OPJ_BYTE * p_data,
- OPJ_UINT32 p_data_size,
- opj_stream_private_t *p_stream,
- opj_event_mgr_t * p_manager);
- /**
- * Creates a jpeg2000 file decompressor.
- *
- * @return an empty jpeg2000 file codec.
- */
- opj_jp2_t* opj_jp2_create(OPJ_BOOL p_is_decoder);
- /**
- Destroy a JP2 decompressor handle
- @param jp2 JP2 decompressor handle to destroy
- */
- void opj_jp2_destroy(opj_jp2_t *jp2);
- /**
- * Sets the given area to be decoded. This function should be called right after opj_read_header and before any tile header reading.
- *
- * @param p_jp2 the jpeg2000 codec.
- * @param p_image FIXME DOC
- * @param p_start_x the left position of the rectangle to decode (in image coordinates).
- * @param p_start_y the up position of the rectangle to decode (in image coordinates).
- * @param p_end_x the right position of the rectangle to decode (in image coordinates).
- * @param p_end_y the bottom position of the rectangle to decode (in image coordinates).
- * @param p_manager the user event manager
- *
- * @return true if the area could be set.
- */
- OPJ_BOOL opj_jp2_set_decode_area(opj_jp2_t *p_jp2,
- opj_image_t* p_image,
- OPJ_INT32 p_start_x, OPJ_INT32 p_start_y,
- OPJ_INT32 p_end_x, OPJ_INT32 p_end_y,
- opj_event_mgr_t * p_manager);
- /**
- *
- */
- OPJ_BOOL opj_jp2_get_tile(opj_jp2_t *p_jp2,
- opj_stream_private_t *p_stream,
- opj_image_t* p_image,
- opj_event_mgr_t * p_manager,
- OPJ_UINT32 tile_index);
- /**
- *
- */
- OPJ_BOOL opj_jp2_set_decoded_resolution_factor(opj_jp2_t *p_jp2,
- OPJ_UINT32 res_factor,
- opj_event_mgr_t * p_manager);
- /**
- * Specify extra options for the encoder.
- *
- * @param p_jp2 the jpeg2000 codec.
- * @param p_options options
- * @param p_manager the user event manager
- *
- * @see opj_encoder_set_extra_options() for more details.
- */
- OPJ_BOOL opj_jp2_encoder_set_extra_options(
- opj_jp2_t *p_jp2,
- const char* const* p_options,
- opj_event_mgr_t * p_manager);
- /* TODO MSD: clean these 3 functions */
- /**
- * Dump some elements from the JP2 decompression structure .
- *
- *@param p_jp2 the jp2 codec.
- *@param flag flag to describe what elements are dump.
- *@param out_stream output stream where dump the elements.
- *
- */
- void jp2_dump(opj_jp2_t* p_jp2, OPJ_INT32 flag, FILE* out_stream);
- /**
- * Get the codestream info from a JPEG2000 codec.
- *
- *@param p_jp2 jp2 codec.
- *
- *@return the codestream information extract from the jpg2000 codec
- */
- opj_codestream_info_v2_t* jp2_get_cstr_info(opj_jp2_t* p_jp2);
- /**
- * Get the codestream index from a JPEG2000 codec.
- *
- *@param p_jp2 jp2 codec.
- *
- *@return the codestream index extract from the jpg2000 codec
- */
- opj_codestream_index_t* jp2_get_cstr_index(opj_jp2_t* p_jp2);
- /*@}*/
- /*@}*/
- #endif /* OPJ_JP2_H */
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