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#include "mpegvideo.h" 34 35/* intra MCBPC, mb_type = (intra), then (intraq) */ 36const uint8_t ff_h263_intra_MCBPC_code[9] = { 1, 1, 2, 3, 1, 1, 2, 3, 1 }; 37const uint8_t ff_h263_intra_MCBPC_bits[9] = { 1, 3, 3, 3, 4, 6, 6, 6, 9 }; 38 39/* inter MCBPC, mb_type = (inter), (intra), (interq), (intraq), (inter4v) */ 40/* Changed the tables for interq and inter4v+q, following the standard ** Juanjo ** */ 41const uint8_t ff_h263_inter_MCBPC_code[28] = { 42 1, 3, 2, 5, 43 3, 4, 3, 3, 44 3, 7, 6, 5, 45 4, 4, 3, 2, 46 2, 5, 4, 5, 47 1, 0, 0, 0, /* Stuffing */ 48 2, 12, 14, 15, 49}; 50const uint8_t ff_h263_inter_MCBPC_bits[28] = { 51 1, 4, 4, 6, /* inter */ 52 5, 8, 8, 7, /* intra */ 53 3, 7, 7, 9, /* interQ */ 54 6, 9, 9, 9, /* intraQ */ 55 3, 7, 7, 8, /* inter4 */ 56 9, 0, 0, 0, /* Stuffing */ 57 11, 13, 13, 13,/* inter4Q*/ 58}; 59 60const uint8_t h263_mbtype_b_tab[15][2] = { 61 {1, 1}, 62 {3, 3}, 63 {1, 5}, 64 {4, 4}, 65 {5, 4}, 66 {6, 6}, 67 {2, 4}, 68 {3, 4}, 69 {7, 6}, 70 {4, 6}, 71 {5, 6}, 72 {1, 6}, 73 {1,10}, 74 {1, 7}, 75 {1, 8}, 76}; 77 78const uint8_t cbpc_b_tab[4][2] = { 79{0, 1}, 80{2, 2}, 81{7, 3}, 82{6, 3}, 83}; 84 85const uint8_t ff_h263_cbpy_tab[16][2] = 86{ 87 {3,4}, {5,5}, {4,5}, {9,4}, {3,5}, {7,4}, {2,6}, {11,4}, 88 {2,5}, {3,6}, {5,4}, {10,4}, {4,4}, {8,4}, {6,4}, {3,2} 89}; 90 91const uint8_t mvtab[33][2] = 92{ 93 {1,1}, {1,2}, {1,3}, {1,4}, {3,6}, {5,7}, {4,7}, {3,7}, 94 {11,9}, {10,9}, {9,9}, {17,10}, {16,10}, {15,10}, {14,10}, {13,10}, 95 {12,10}, {11,10}, {10,10}, {9,10}, {8,10}, {7,10}, {6,10}, {5,10}, 96 {4,10}, {7,11}, {6,11}, {5,11}, {4,11}, {3,11}, {2,11}, {3,12}, 97 {2,12} 98}; 99 100/* third non intra table */ 101const uint16_t inter_vlc[103][2] = { 102{ 0x2, 2 },{ 0xf, 4 },{ 0x15, 6 },{ 0x17, 7 }, 103{ 0x1f, 8 },{ 0x25, 9 },{ 0x24, 9 },{ 0x21, 10 }, 104{ 0x20, 10 },{ 0x7, 11 },{ 0x6, 11 },{ 0x20, 11 }, 105{ 0x6, 3 },{ 0x14, 6 },{ 0x1e, 8 },{ 0xf, 10 }, 106{ 0x21, 11 },{ 0x50, 12 },{ 0xe, 4 },{ 0x1d, 8 }, 107{ 0xe, 10 },{ 0x51, 12 },{ 0xd, 5 },{ 0x23, 9 }, 108{ 0xd, 10 },{ 0xc, 5 },{ 0x22, 9 },{ 0x52, 12 }, 109{ 0xb, 5 },{ 0xc, 10 },{ 0x53, 12 },{ 0x13, 6 }, 110{ 0xb, 10 },{ 0x54, 12 },{ 0x12, 6 },{ 0xa, 10 }, 111{ 0x11, 6 },{ 0x9, 10 },{ 0x10, 6 },{ 0x8, 10 }, 112{ 0x16, 7 },{ 0x55, 12 },{ 0x15, 7 },{ 0x14, 7 }, 113{ 0x1c, 8 },{ 0x1b, 8 },{ 0x21, 9 },{ 0x20, 9 }, 114{ 0x1f, 9 },{ 0x1e, 9 },{ 0x1d, 9 },{ 0x1c, 9 }, 115{ 0x1b, 9 },{ 0x1a, 9 },{ 0x22, 11 },{ 0x23, 11 }, 116{ 0x56, 12 },{ 0x57, 12 },{ 0x7, 4 },{ 0x19, 9 }, 117{ 0x5, 11 },{ 0xf, 6 },{ 0x4, 11 },{ 0xe, 6 }, 118{ 0xd, 6 },{ 0xc, 6 },{ 0x13, 7 },{ 0x12, 7 }, 119{ 0x11, 7 },{ 0x10, 7 },{ 0x1a, 8 },{ 0x19, 8 }, 120{ 0x18, 8 },{ 0x17, 8 },{ 0x16, 8 },{ 0x15, 8 }, 121{ 0x14, 8 },{ 0x13, 8 },{ 0x18, 9 },{ 0x17, 9 }, 122{ 0x16, 9 },{ 0x15, 9 },{ 0x14, 9 },{ 0x13, 9 }, 123{ 0x12, 9 },{ 0x11, 9 },{ 0x7, 10 },{ 0x6, 10 }, 124{ 0x5, 10 },{ 0x4, 10 },{ 0x24, 11 },{ 0x25, 11 }, 125{ 0x26, 11 },{ 0x27, 11 },{ 0x58, 12 },{ 0x59, 12 }, 126{ 0x5a, 12 },{ 0x5b, 12 },{ 0x5c, 12 },{ 0x5d, 12 }, 127{ 0x5e, 12 },{ 0x5f, 12 },{ 0x3, 7 }, 128}; 129 130const int8_t inter_level[102] = { 131 1, 2, 3, 4, 5, 6, 7, 8, 132 9, 10, 11, 12, 1, 2, 3, 4, 133 5, 6, 1, 2, 3, 4, 1, 2, 134 3, 1, 2, 3, 1, 2, 3, 1, 135 2, 3, 1, 2, 1, 2, 1, 2, 136 1, 2, 1, 1, 1, 1, 1, 1, 137 1, 1, 1, 1, 1, 1, 1, 1, 138 1, 1, 1, 2, 3, 1, 2, 1, 139 1, 1, 1, 1, 1, 1, 1, 1, 140 1, 1, 1, 1, 1, 1, 1, 1, 141 1, 1, 1, 1, 1, 1, 1, 1, 142 1, 1, 1, 1, 1, 1, 1, 1, 143 1, 1, 1, 1, 1, 1, 144}; 145 146const int8_t inter_run[102] = { 147 0, 0, 0, 0, 0, 0, 0, 0, 148 0, 0, 0, 0, 1, 1, 1, 1, 149 1, 1, 2, 2, 2, 2, 3, 3, 150 3, 4, 4, 4, 5, 5, 5, 6, 151 6, 6, 7, 7, 8, 8, 9, 9, 152 10, 10, 11, 12, 13, 14, 15, 16, 153 17, 18, 19, 20, 21, 22, 23, 24, 154 25, 26, 0, 0, 0, 1, 1, 2, 155 3, 4, 5, 6, 7, 8, 9, 10, 156 11, 12, 13, 14, 15, 16, 17, 18, 157 19, 20, 21, 22, 23, 24, 25, 26, 158 27, 28, 29, 30, 31, 32, 33, 34, 159 35, 36, 37, 38, 39, 40, 160}; 161 162RLTable ff_h263_rl_inter = { 163 102, 164 58, 165 inter_vlc, 166 inter_run, 167 inter_level, 168}; 169 170static const uint16_t intra_vlc_aic[103][2] = { 171{ 0x2, 2 }, { 0x6, 3 }, { 0xe, 4 }, { 0xc, 5 }, 172{ 0xd, 5 }, { 0x10, 6 }, { 0x11, 6 }, { 0x12, 6 }, 173{ 0x16, 7 }, { 0x1b, 8 }, { 0x20, 9 }, { 0x21, 9 }, 174{ 0x1a, 9 }, { 0x1b, 9 }, { 0x1c, 9 }, { 0x1d, 9 }, 175{ 0x1e, 9 }, { 0x1f, 9 }, { 0x23, 11 }, { 0x22, 11 }, 176{ 0x57, 12 }, { 0x56, 12 }, { 0x55, 12 }, { 0x54, 12 }, 177{ 0x53, 12 }, { 0xf, 4 }, { 0x14, 6 }, { 0x14, 7 }, 178{ 0x1e, 8 }, { 0xf, 10 }, { 0x21, 11 }, { 0x50, 12 }, 179{ 0xb, 5 }, { 0x15, 7 }, { 0xe, 10 }, { 0x9, 10 }, 180{ 0x15, 6 }, { 0x1d, 8 }, { 0xd, 10 }, { 0x51, 12 }, 181{ 0x13, 6 }, { 0x23, 9 }, { 0x7, 11 }, { 0x17, 7 }, 182{ 0x22, 9 }, { 0x52, 12 }, { 0x1c, 8 }, { 0xc, 10 }, 183{ 0x1f, 8 }, { 0xb, 10 }, { 0x25, 9 }, { 0xa, 10 }, 184{ 0x24, 9 }, { 0x6, 11 }, { 0x21, 10 }, { 0x20, 10 }, 185{ 0x8, 10 }, { 0x20, 11 }, { 0x7, 4 }, { 0xc, 6 }, 186{ 0x10, 7 }, { 0x13, 8 }, { 0x11, 9 }, { 0x12, 9 }, 187{ 0x4, 10 }, { 0x27, 11 }, { 0x26, 11 }, { 0x5f, 12 }, 188{ 0xf, 6 }, { 0x13, 9 }, { 0x5, 10 }, { 0x25, 11 }, 189{ 0xe, 6 }, { 0x14, 9 }, { 0x24, 11 }, { 0xd, 6 }, 190{ 0x6, 10 }, { 0x5e, 12 }, { 0x11, 7 }, { 0x7, 10 }, 191{ 0x13, 7 }, { 0x5d, 12 }, { 0x12, 7 }, { 0x5c, 12 }, 192{ 0x14, 8 }, { 0x5b, 12 }, { 0x15, 8 }, { 0x1a, 8 }, 193{ 0x19, 8 }, { 0x18, 8 }, { 0x17, 8 }, { 0x16, 8 }, 194{ 0x19, 9 }, { 0x15, 9 }, { 0x16, 9 }, { 0x18, 9 }, 195{ 0x17, 9 }, { 0x4, 11 }, { 0x5, 11 }, { 0x58, 12 }, 196{ 0x59, 12 }, { 0x5a, 12 }, { 0x3, 7 }, 197}; 198 199static const int8_t intra_run_aic[102] = { 200 0, 0, 0, 0, 0, 0, 0, 0, 201 0, 0, 0, 0, 0, 0, 0, 0, 202 0, 0, 0, 0, 0, 0, 0, 0, 203 0, 1, 1, 1, 1, 1, 1, 1, 204 2, 2, 2, 2, 3, 3, 3, 3, 205 4, 4, 4, 5, 5, 5, 6, 6, 206 7, 7, 8, 8, 9, 9, 10, 11, 20712, 13, 0, 0, 0, 0, 0, 0, 208 0, 0, 0, 0, 1, 1, 1, 1, 209 2, 2, 2, 3, 3, 3, 4, 4, 210 5, 5, 6, 6, 7, 7, 8, 9, 21110, 11, 12, 13, 14, 15, 16, 17, 21218, 19, 20, 21, 22, 23, 213}; 214 215static const int8_t intra_level_aic[102] = { 216 1, 2, 3, 4, 5, 6, 7, 8, 217 9, 10, 11, 12, 13, 14, 15, 16, 21817, 18, 19, 20, 21, 22, 23, 24, 21925, 1, 2, 3, 4, 5, 6, 7, 220 1, 2, 3, 4, 1, 2, 3, 4, 221 1, 2, 3, 1, 2, 3, 1, 2, 222 1, 2, 1, 2, 1, 2, 1, 1, 223 1, 1, 1, 2, 3, 4, 5, 6, 224 7, 8, 9, 10, 1, 2, 3, 4, 225 1, 2, 3, 1, 2, 3, 1, 2, 226 1, 2, 1, 2, 1, 2, 1, 1, 227 1, 1, 1, 1, 1, 1, 1, 1, 228 1, 1, 1, 1, 1, 1, 229}; 230 231RLTable rl_intra_aic = { 232 102, 233 58, 234 intra_vlc_aic, 235 intra_run_aic, 236 intra_level_aic, 237}; 238 239const uint16_t h263_format[8][2] = { 240 { 0, 0 }, 241 { 128, 96 }, 242 { 176, 144 }, 243 { 352, 288 }, 244 { 704, 576 }, 245 { 1408, 1152 }, 246}; 247 248const uint8_t ff_aic_dc_scale_table[32]={ 249// 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 250 0, 2, 4, 6, 8,10,12,14,16,18,20,22,24,26,28,30,32,34,36,38,40,42,44,46,48,50,52,54,56,58,60,62 251}; 252 253const uint8_t modified_quant_tab[2][32]={ 254// 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 255{ 256 0, 3, 1, 2, 3, 4, 5, 6, 7, 8, 9, 9,10,11,12,13,14,15,16,17,18,18,19,20,21,22,23,24,25,26,27,28 257},{ 258 0, 2, 3, 4, 5, 6, 7, 8, 9,10,11,13,14,15,16,17,18,19,20,21,22,24,25,26,27,28,29,30,31,31,31,26 259} 260}; 261 262const uint8_t ff_h263_chroma_qscale_table[32]={ 263// 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 264 0, 1, 2, 3, 4, 5, 6, 6, 7, 8, 9, 9,10,10,11,11,12,12,12,13,13,13,14,14,14,14,14,15,15,15,15,15 265}; 266 267uint16_t ff_mba_max[6]={ 268 47, 98, 395,1583,6335,9215 269}; 270 271uint8_t ff_mba_length[7]={ 272 6, 7, 9, 11, 13, 14, 14 273}; 274 275const uint8_t ff_h263_loop_filter_strength[32]={ 276// 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 277 0, 1, 1, 2, 2, 3, 3, 4, 4, 4, 5, 5, 6, 6, 7, 7, 7, 8, 8, 8, 9, 9, 9,10,10,10,11,11,11,12,12,12 278}; 279 280const AVRational ff_h263_pixel_aspect[16]={ 281 {0, 1}, 282 {1, 1}, 283 {12, 11}, 284 {10, 11}, 285 {16, 11}, 286 {40, 33}, 287 {0, 1}, 288 {0, 1}, 289 {0, 1}, 290 {0, 1}, 291 {0, 1}, 292 {0, 1}, 293 {0, 1}, 294 {0, 1}, 295 {0, 1}, 296 {0, 1}, 297}; 298 299#endif /* AVCODEC_H263DATA_H */ 300