mjpegenc_common.h 1.8 KB

12345678910111213141516171819202122232425262728293031323334353637383940414243444546
  1. /*
  2. * lossless JPEG shared bits
  3. *
  4. * This file is part of FFmpeg.
  5. *
  6. * FFmpeg is free software; you can redistribute it and/or
  7. * modify it under the terms of the GNU Lesser General Public
  8. * License as published by the Free Software Foundation; either
  9. * version 2.1 of the License, or (at your option) any later version.
  10. *
  11. * FFmpeg is distributed in the hope that it will be useful,
  12. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  14. * Lesser General Public License for more details.
  15. *
  16. * You should have received a copy of the GNU Lesser General Public
  17. * License along with FFmpeg; if not, write to the Free Software
  18. * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  19. */
  20. #ifndef AVCODEC_MJPEGENC_COMMON_H
  21. #define AVCODEC_MJPEGENC_COMMON_H
  22. #include <stdint.h>
  23. #include "avcodec.h"
  24. #include "idctdsp.h"
  25. #include "mpegvideo.h"
  26. #include "put_bits.h"
  27. void ff_mjpeg_encode_picture_header(AVCodecContext *avctx, PutBitContext *pb,
  28. ScanTable *intra_scantable, int pred,
  29. uint16_t luma_intra_matrix[64],
  30. uint16_t chroma_intra_matrix[64]);
  31. void ff_mjpeg_encode_picture_frame(MpegEncContext *s);
  32. void ff_mjpeg_encode_picture_trailer(PutBitContext *pb, int header_bits);
  33. void ff_mjpeg_escape_FF(PutBitContext *pb, int start);
  34. int ff_mjpeg_encode_stuffing(MpegEncContext *s);
  35. void ff_mjpeg_init_hvsample(AVCodecContext *avctx, int hsample[4], int vsample[4]);
  36. void ff_mjpeg_encode_dc(PutBitContext *pb, int val,
  37. uint8_t *huff_size, uint16_t *huff_code);
  38. av_cold void ff_init_uni_ac_vlc(const uint8_t huff_size_ac[256], uint8_t *uni_ac_vlc_len);
  39. #endif /* AVCODEC_MJPEGENC_COMMON_H */