dnxhddata.h 1.9 KB

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  1. /*
  2. * VC3/DNxHD decoder.
  3. * Copyright (c) 2007 SmartJog S.A., Baptiste Coudurier <baptiste dot coudurier at smartjog dot com>
  4. *
  5. * This file is part of FFmpeg.
  6. *
  7. * FFmpeg is free software; you can redistribute it and/or
  8. * modify it under the terms of the GNU Lesser General Public
  9. * License as published by the Free Software Foundation; either
  10. * version 2.1 of the License, or (at your option) any later version.
  11. *
  12. * FFmpeg is distributed in the hope that it will be useful,
  13. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  15. * Lesser General Public License for more details.
  16. *
  17. * You should have received a copy of the GNU Lesser General Public
  18. * License along with FFmpeg; if not, write to the Free Software
  19. * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  20. */
  21. #ifndef AVCODEC_DNXHDDATA_H
  22. #define AVCODEC_DNXHDDATA_H
  23. #include <stdint.h>
  24. #include "avcodec.h"
  25. #include "libavutil/internal.h"
  26. typedef struct CIDEntry {
  27. int cid;
  28. unsigned int width, height;
  29. int interlaced;
  30. unsigned int frame_size;
  31. unsigned int coding_unit_size;
  32. int index_bits;
  33. int bit_depth;
  34. int eob_index;
  35. const uint8_t *luma_weight, *chroma_weight;
  36. const uint8_t *dc_codes, *dc_bits;
  37. const uint16_t *ac_codes;
  38. const uint8_t *ac_bits, *ac_level;
  39. const uint8_t *ac_flags;
  40. const uint16_t *run_codes;
  41. const uint8_t *run_bits, *run;
  42. int bit_rates[5]; ///< Helper to choose variants, rounded to nearest 5Mb/s
  43. AVRational frame_rates[5];
  44. } CIDEntry;
  45. extern av_export const CIDEntry ff_dnxhd_cid_table[];
  46. int ff_dnxhd_get_cid_table(int cid);
  47. int ff_dnxhd_find_cid(AVCodecContext *avctx, int bit_depth);
  48. void ff_dnxhd_print_profiles(AVCodecContext *avctx, int loglevel);
  49. int avpriv_dnxhd_get_frame_size(int cid);
  50. #endif /* AVCODEC_DNXHDDATA_H */