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  1. /*
  2.  * copyright (c) 2000,2001 Fabrice Bellard
  3.  * H263+ support
  4.  * copyright (c) 2001 Juan J. Sierralta P
  5.  * copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
  6.  *
  7.  * This file is part of FFmpeg.
  8.  *
  9.  * FFmpeg is free software; you can redistribute it and/or
  10.  * modify it under the terms of the GNU Lesser General Public
  11.  * License as published by the Free Software Foundation; either
  12.  * version 2.1 of the License, or (at your option) any later version.
  13.  *
  14.  * FFmpeg is distributed in the hope that it will be useful,
  15.  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17.  * Lesser General Public License for more details.
  18.  *
  19.  * You should have received a copy of the GNU Lesser General Public
  20.  * License along with FFmpeg; if not, write to the Free Software
  21.  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  22.  */
  23.  
  24. /**
  25.  * @file
  26.  * H.263 tables.
  27.  */
  28.  
  29. #ifndef AVCODEC_H263DATA_H
  30. #define AVCODEC_H263DATA_H
  31.  
  32. #include <stdint.h>
  33.  
  34. #include "libavutil/rational.h"
  35.  
  36. #include "rl.h"
  37.  
  38. extern const AVRational ff_h263_pixel_aspect[16];
  39.  
  40. /* intra MCBPC, mb_type = (intra), then (intraq) */
  41. extern const uint8_t ff_h263_intra_MCBPC_code[9];
  42. extern const uint8_t ff_h263_intra_MCBPC_bits[9];
  43.  
  44. /* inter MCBPC, mb_type = (inter), (intra), (interq), (intraq), (inter4v) */
  45. /* Changed the tables for interq and inter4v+q, following the standard ** Juanjo ** */
  46. extern const uint8_t ff_h263_inter_MCBPC_code[28];
  47. extern const uint8_t ff_h263_inter_MCBPC_bits[28];
  48.  
  49. extern const uint8_t ff_h263_mbtype_b_tab[15][2];
  50.  
  51. extern const uint8_t ff_cbpc_b_tab[4][2];
  52. extern const uint8_t ff_h263_cbpy_tab[16][2];
  53.  
  54. extern const uint8_t ff_mvtab[33][2];
  55.  
  56. /* third non intra table */
  57. extern const uint16_t ff_inter_vlc[103][2];
  58.  
  59. extern const int8_t ff_inter_level[102];
  60. extern const int8_t ff_inter_run[102];
  61.  
  62. extern RLTable ff_h263_rl_inter;
  63. extern RLTable ff_rl_intra_aic;
  64. extern uint8_t ff_h263_static_rl_table_store[2][2][2 * MAX_RUN + MAX_LEVEL + 3];
  65.  
  66. extern const uint16_t ff_h263_format[8][2];
  67.  
  68. extern const uint8_t ff_aic_dc_scale_table[32];
  69.  
  70. extern const uint8_t ff_modified_quant_tab[2][32];
  71.  
  72. extern const uint8_t ff_h263_chroma_qscale_table[32];
  73.  
  74. extern const uint16_t ff_mba_max[6];
  75. extern const uint8_t ff_mba_length[7];
  76.  
  77. #endif /* AVCODEC_H263DATA_H */
  78.