libavcodec/mpeg4videodata.h

   1 /*
   2  * MPEG-4 encoder/decoder data.
   3  * Copyright (c) 2000,2001 Fabrice Bellard
   4  * Copyright (c) 2002-2010 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 #ifndef AVCODEC_MPEG4VIDEODATA_H
  24 #define AVCODEC_MPEG4VIDEODATA_H
  25
  26 #include <stdint.h>
  27 #include "rl.h"
  28
  29 /* dc encoding for MPEG-4 */
  30 extern const uint8_t ff_mpeg4_DCtab_lum[13][2];
  31 extern const uint8_t ff_mpeg4_DCtab_chrom[13][2];
  32
  33 extern const uint16_t ff_mpeg4_intra_vlc[103][2];
  34 extern const int8_t ff_mpeg4_intra_level[102];
  35 extern const int8_t ff_mpeg4_intra_run[102];
  36
  37 extern RLTable ff_mpeg4_rl_intra;
  38 void ff_mpeg4_init_rl_intra(void);
  39
  40 /* Note this is identical to the intra rvlc except that it is reordered. */
  41 extern RLTable ff_rvlc_rl_inter;
  42 extern RLTable ff_rvlc_rl_intra;
  43
  44 extern const uint8_t ff_sprite_trajectory_lens[15];
  45 extern const uint8_t ff_mb_type_b_tab[4][2];
  46
  47 /* these matrixes will be permuted for the idct */
  48 extern const int16_t ff_mpeg4_default_intra_matrix[64];
  49 extern const int16_t ff_mpeg4_default_non_intra_matrix[64];
  50
  51 extern const uint8_t ff_mpeg4_y_dc_scale_table[32];
  52 extern const uint8_t ff_mpeg4_c_dc_scale_table[32];
  53
  54 extern const uint8_t ff_mpeg4_dc_threshold[8];
  55
  56 extern const uint8_t ff_mpeg4_studio_dc_luma[19][2];
  57 extern const uint8_t ff_mpeg4_studio_dc_chroma[19][2];
  58 extern const uint8_t ff_mpeg4_studio_intra[12][24][2];
  59
  60 #endif /* AVCODEC_MPEG4VIDEO_H */