| 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) */ |
| 36 | const uint8_t ff_h263_intra_MCBPC_code[9] = { 1, 1, 2, 3, 1, 1, 2, 3, 1 }; |
| 37 | const 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 ** */ |
| 41 | const 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 | }; |
| 50 | const 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 | |
| 60 | const uint8_t ff_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 | |
| 78 | const uint8_t ff_cbpc_b_tab[4][2] = { |
| 79 | {0, 1}, |
| 80 | {2, 2}, |
| 81 | {7, 3}, |
| 82 | {6, 3}, |
| 83 | }; |
| 84 | |
| 85 | const 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 | |
| 91 | const uint8_t ff_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 */ |
| 101 | const uint16_t ff_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 | |
| 130 | const int8_t ff_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 | |
| 146 | const int8_t ff_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 | |
| 162 | RLTable ff_h263_rl_inter = { |
| 163 | 102, |
| 164 | 58, |
| 165 | ff_inter_vlc, |
| 166 | ff_inter_run, |
| 167 | ff_inter_level, |
| 168 | }; |
| 169 | |
| 170 | static 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 | |
| 199 | static 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, |
| 207 | 12, 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, |
| 211 | 10, 11, 12, 13, 14, 15, 16, 17, |
| 212 | 18, 19, 20, 21, 22, 23, |
| 213 | }; |
| 214 | |
| 215 | static 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, |
| 218 | 17, 18, 19, 20, 21, 22, 23, 24, |
| 219 | 25, 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 | |
| 231 | RLTable ff_rl_intra_aic = { |
| 232 | 102, |
| 233 | 58, |
| 234 | intra_vlc_aic, |
| 235 | intra_run_aic, |
| 236 | intra_level_aic, |
| 237 | }; |
| 238 | |
| 239 | const uint16_t ff_h263_format[8][2] = { |
| 240 | { 0, 0 }, |
| 241 | { 128, 96 }, |
| 242 | { 176, 144 }, |
| 243 | { 352, 288 }, |
| 244 | { 704, 576 }, |
| 245 | { 1408, 1152 }, |
| 246 | }; |
| 247 | |
| 248 | const 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 | |
| 253 | const uint8_t ff_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 | |
| 262 | const 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 | |
| 267 | const uint16_t ff_mba_max[6]={ |
| 268 | 47, 98, 395,1583,6335,9215 |
| 269 | }; |
| 270 | |
| 271 | const uint8_t ff_mba_length[7]={ |
| 272 | 6, 7, 9, 11, 13, 14, 14 |
| 273 | }; |
| 274 | |
| 275 | const AVRational ff_h263_pixel_aspect[16]={ |
| 276 | {0, 1}, |
| 277 | {1, 1}, |
| 278 | {12, 11}, |
| 279 | {10, 11}, |
| 280 | {16, 11}, |
| 281 | {40, 33}, |
| 282 | {0, 1}, |
| 283 | {0, 1}, |
| 284 | {0, 1}, |
| 285 | {0, 1}, |
| 286 | {0, 1}, |
| 287 | {0, 1}, |
| 288 | {0, 1}, |
| 289 | {0, 1}, |
| 290 | {0, 1}, |
| 291 | {0, 1}, |
| 292 | }; |
| 293 | |
| 294 | #endif /* AVCODEC_H263DATA_H */ |