libavcodec/mpeg12data.h

   1 /*
   2  * MPEG1/2 tables
   3  * copyright (c) 2000,2001 Fabrice Bellard
   4  * copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
   5  *
   6  * This file is part of FFmpeg.
   7  *
   8  * FFmpeg is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * FFmpeg is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with FFmpeg; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  21  */
  22
  23 /**
  24  * @file mpeg12data.h
  25  * MPEG1/2 tables.
  26  */
  27
  28 #ifndef FFMPEG_MPEG12DATA_H
  29 #define FFMPEG_MPEG12DATA_H
  30
  31 #include <stdint.h>
  32 #include "mpegvideo.h"
  33
  34 extern const uint16_t ff_mpeg12_vlc_dc_lum_code[12];
  35 extern const unsigned char ff_mpeg12_vlc_dc_lum_bits[12];
  36 extern const uint16_t ff_mpeg12_vlc_dc_chroma_code[12];
  37 extern const unsigned char ff_mpeg12_vlc_dc_chroma_bits[12];
  38
  39 extern RLTable ff_rl_mpeg1;
  40 extern RLTable ff_rl_mpeg2;
  41
  42 extern const uint8_t ff_mpeg12_mbAddrIncrTable[36][2];
  43 extern const uint8_t ff_mpeg12_mbPatTable[64][2];
  44
  45 extern const uint8_t ff_mpeg12_mbMotionVectorTable[17][2];
  46
  47 extern const float ff_mpeg1_aspect[16];
  48 extern const AVRational ff_mpeg2_aspect[16];
  49
  50 #endif /* FFMPEG_MPEG12DATA_H */