1/* 2 * Copyright (C) 2006 Aurelien Jacobs <aurel@gnuage.org> 3 * 4 * This file is part of FFmpeg. 5 * 6 * FFmpeg is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Lesser General Public 8 * License as published by the Free Software Foundation; either 9 * version 2.1 of the License, or (at your option) any later version. 10 * 11 * FFmpeg is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Lesser General Public License for more details. 15 * 16 * You should have received a copy of the GNU Lesser General Public 17 * License along with FFmpeg; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 19 */ 20 21/** 22 * @file 23 * VP6 compatible video decoder 24 */ 25 26#ifndef AVCODEC_VP6DATA_H 27#define AVCODEC_VP6DATA_H 28 29#include <stdint.h> 30 31#include "vp56.h" 32 33static const uint8_t vp6_def_fdv_vector_model[2][8] = { 34 { 247, 210, 135, 68, 138, 220, 239, 246 }, 35 { 244, 184, 201, 44, 173, 221, 239, 253 }, 36}; 37 38static const uint8_t vp6_def_pdv_vector_model[2][7] = { 39 { 225, 146, 172, 147, 214, 39, 156 }, 40 { 204, 170, 119, 235, 140, 230, 228 }, 41}; 42 43static const uint8_t vp6_def_coeff_reorder[] = { 44 0, 0, 1, 1, 1, 2, 2, 2, 45 2, 2, 2, 3, 3, 4, 4, 4, 46 5, 5, 5, 5, 6, 6, 7, 7, 47 7, 7, 7, 8, 8, 9, 9, 9, 48 9, 9, 9, 10, 10, 11, 11, 11, 49 11, 11, 11, 12, 12, 12, 12, 12, 50 12, 13, 13, 13, 13, 13, 14, 14, 51 14, 14, 15, 15, 15, 15, 15, 15, 52}; 53 54static const uint8_t vp6_def_runv_coeff_model[2][14] = { 55 { 198, 197, 196, 146, 198, 204, 169, 142, 130, 136, 149, 149, 191, 249 }, 56 { 135, 201, 181, 154, 98, 117, 132, 126, 146, 169, 184, 240, 246, 254 }, 57}; 58 59static const uint8_t vp6_sig_dct_pct[2][2] = { 60 { 237, 246 }, 61 { 231, 243 }, 62}; 63 64static const uint8_t vp6_pdv_pct[2][7] = { 65 { 253, 253, 254, 254, 254, 254, 254 }, 66 { 245, 253, 254, 254, 254, 254, 254 }, 67}; 68 69static const uint8_t vp6_fdv_pct[2][8] = { 70 { 254, 254, 254, 254, 254, 250, 250, 252 }, 71 { 254, 254, 254, 254, 254, 251, 251, 254 }, 72}; 73 74static const uint8_t vp6_dccv_pct[2][11] = { 75 { 146, 255, 181, 207, 232, 243, 238, 251, 244, 250, 249 }, 76 { 179, 255, 214, 240, 250, 255, 244, 255, 255, 255, 255 }, 77}; 78 79static const uint8_t vp6_coeff_reorder_pct[] = { 80 255, 132, 132, 159, 153, 151, 161, 170, 81 164, 162, 136, 110, 103, 114, 129, 118, 82 124, 125, 132, 136, 114, 110, 142, 135, 83 134, 123, 143, 126, 153, 183, 166, 161, 84 171, 180, 179, 164, 203, 218, 225, 217, 85 215, 206, 203, 217, 229, 241, 248, 243, 86 253, 255, 253, 255, 255, 255, 255, 255, 87 255, 255, 255, 255, 255, 255, 255, 255, 88}; 89 90static const uint8_t vp6_runv_pct[2][14] = { 91 { 219, 246, 238, 249, 232, 239, 249, 255, 248, 253, 239, 244, 241, 248 }, 92 { 198, 232, 251, 253, 219, 241, 253, 255, 248, 249, 244, 238, 251, 255 }, 93}; 94 95static const uint8_t vp6_ract_pct[3][2][6][11] = { 96 { { { 227, 246, 230, 247, 244, 255, 255, 255, 255, 255, 255 }, 97 { 255, 255, 209, 231, 231, 249, 249, 253, 255, 255, 255 }, 98 { 255, 255, 225, 242, 241, 251, 253, 255, 255, 255, 255 }, 99 { 255, 255, 241, 253, 252, 255, 255, 255, 255, 255, 255 }, 100 { 255, 255, 248, 255, 255, 255, 255, 255, 255, 255, 255 }, 101 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 } }, 102 { { 240, 255, 248, 255, 255, 255, 255, 255, 255, 255, 255 }, 103 { 255, 255, 240, 253, 255, 255, 255, 255, 255, 255, 255 }, 104 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }, 105 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }, 106 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }, 107 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 } } }, 108 { { { 206, 203, 227, 239, 247, 255, 253, 255, 255, 255, 255 }, 109 { 207, 199, 220, 236, 243, 252, 252, 255, 255, 255, 255 }, 110 { 212, 219, 230, 243, 244, 253, 252, 255, 255, 255, 255 }, 111 { 236, 237, 247, 252, 253, 255, 255, 255, 255, 255, 255 }, 112 { 240, 240, 248, 255, 255, 255, 255, 255, 255, 255, 255 }, 113 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 } }, 114 { { 230, 233, 249, 255, 255, 255, 255, 255, 255, 255, 255 }, 115 { 238, 238, 250, 255, 255, 255, 255, 255, 255, 255, 255 }, 116 { 248, 251, 255, 255, 255, 255, 255, 255, 255, 255, 255 }, 117 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }, 118 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }, 119 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 } } }, 120 { { { 225, 239, 227, 231, 244, 253, 243, 255, 255, 253, 255 }, 121 { 232, 234, 224, 228, 242, 249, 242, 252, 251, 251, 255 }, 122 { 235, 249, 238, 240, 251, 255, 249, 255, 253, 253, 255 }, 123 { 249, 253, 251, 250, 255, 255, 255, 255, 255, 255, 255 }, 124 { 251, 250, 249, 255, 255, 255, 255, 255, 255, 255, 255 }, 125 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 } }, 126 { { 243, 244, 250, 250, 255, 255, 255, 255, 255, 255, 255 }, 127 { 249, 248, 250, 253, 255, 255, 255, 255, 255, 255, 255 }, 128 { 253, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }, 129 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }, 130 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }, 131 { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 } } } 132}; 133 134static const int vp6_dccv_lc[3][5][2] = { 135 { { 122, 133 }, { 0, 1 }, { 78, 171 }, { 139, 117 }, { 168, 79 } }, 136 { { 133, 51 }, { 0, 1 }, { 169, 71 }, { 214, 44 }, { 210, 38 } }, 137 { { 142, -16 }, { 0, 1 }, { 221, -30 }, { 246, -3 }, { 203, 17 } }, 138}; 139 140static const uint8_t vp6_coeff_groups[] = { 141 0, 0, 1, 1, 1, 2, 2, 2, 142 2, 2, 2, 3, 3, 3, 3, 3, 143 3, 3, 3, 3, 3, 3, 4, 4, 144 4, 4, 4, 4, 4, 4, 4, 4, 145 4, 4, 4, 4, 4, 5, 5, 5, 146 5, 5, 5, 5, 5, 5, 5, 5, 147 5, 5, 5, 5, 5, 5, 5, 5, 148 5, 5, 5, 5, 5, 5, 5, 5, 149}; 150 151static const int16_t vp6_block_copy_filter[17][8][4] = { 152 { { 0, 128, 0, 0 }, /* 0 */ 153 { -3, 122, 9, 0 }, 154 { -4, 109, 24, -1 }, 155 { -5, 91, 45, -3 }, 156 { -4, 68, 68, -4 }, 157 { -3, 45, 91, -5 }, 158 { -1, 24, 109, -4 }, 159 { 0, 9, 122, -3 } }, 160 { { 0, 128, 0, 0 }, /* 1 */ 161 { -4, 124, 9, -1 }, 162 { -5, 110, 25, -2 }, 163 { -6, 91, 46, -3 }, 164 { -5, 69, 69, -5 }, 165 { -3, 46, 91, -6 }, 166 { -2, 25, 110, -5 }, 167 { -1, 9, 124, -4 } }, 168 { { 0, 128, 0, 0 }, /* 2 */ 169 { -4, 123, 10, -1 }, 170 { -6, 110, 26, -2 }, 171 { -7, 92, 47, -4 }, 172 { -6, 70, 70, -6 }, 173 { -4, 47, 92, -7 }, 174 { -2, 26, 110, -6 }, 175 { -1, 10, 123, -4 } }, 176 { { 0, 128, 0, 0 }, /* 3 */ 177 { -5, 124, 10, -1 }, 178 { -7, 110, 27, -2 }, 179 { -7, 91, 48, -4 }, 180 { -6, 70, 70, -6 }, 181 { -4, 48, 92, -8 }, 182 { -2, 27, 110, -7 }, 183 { -1, 10, 124, -5 } }, 184 { { 0, 128, 0, 0 }, /* 4 */ 185 { -6, 124, 11, -1 }, 186 { -8, 111, 28, -3 }, 187 { -8, 92, 49, -5 }, 188 { -7, 71, 71, -7 }, 189 { -5, 49, 92, -8 }, 190 { -3, 28, 111, -8 }, 191 { -1, 11, 124, -6 } }, 192 { { 0, 128, 0, 0 }, /* 5 */ 193 { -6, 123, 12, -1 }, 194 { -9, 111, 29, -3 }, 195 { -9, 93, 50, -6 }, 196 { -8, 72, 72, -8 }, 197 { -6, 50, 93, -9 }, 198 { -3, 29, 111, -9 }, 199 { -1, 12, 123, -6 } }, 200 { { 0, 128, 0, 0 }, /* 6 */ 201 { -7, 124, 12, -1 }, 202 { -10, 111, 30, -3 }, 203 { -10, 93, 51, -6 }, 204 { -9, 73, 73, -9 }, 205 { -6, 51, 93, -10 }, 206 { -3, 30, 111, -10 }, 207 { -1, 12, 124, -7 } }, 208 { { 0, 128, 0, 0 }, /* 7 */ 209 { -7, 123, 13, -1 }, 210 { -11, 112, 31, -4 }, 211 { -11, 94, 52, -7 }, 212 { -10, 74, 74, -10 }, 213 { -7, 52, 94, -11 }, 214 { -4, 31, 112, -11 }, 215 { -1, 13, 123, -7 } }, 216 { { 0, 128, 0, 0 }, /* 8 */ 217 { -8, 124, 13, -1 }, 218 { -12, 112, 32, -4 }, 219 { -12, 94, 53, -7 }, 220 { -10, 74, 74, -10 }, 221 { -7, 53, 94, -12 }, 222 { -4, 32, 112, -12 }, 223 { -1, 13, 124, -8 } }, 224 { { 0, 128, 0, 0 }, /* 9 */ 225 { -9, 124, 14, -1 }, 226 { -13, 112, 33, -4 }, 227 { -13, 95, 54, -8 }, 228 { -11, 75, 75, -11 }, 229 { -8, 54, 95, -13 }, 230 { -4, 33, 112, -13 }, 231 { -1, 14, 124, -9 } }, 232 { { 0, 128, 0, 0 }, /* 10 */ 233 { -9, 123, 15, -1 }, 234 { -14, 113, 34, -5 }, 235 { -14, 95, 55, -8 }, 236 { -12, 76, 76, -12 }, 237 { -8, 55, 95, -14 }, 238 { -5, 34, 112, -13 }, 239 { -1, 15, 123, -9 } }, 240 { { 0, 128, 0, 0 }, /* 11 */ 241 { -10, 124, 15, -1 }, 242 { -14, 113, 34, -5 }, 243 { -15, 96, 56, -9 }, 244 { -13, 77, 77, -13 }, 245 { -9, 56, 96, -15 }, 246 { -5, 34, 113, -14 }, 247 { -1, 15, 124, -10 } }, 248 { { 0, 128, 0, 0 }, /* 12 */ 249 { -10, 123, 16, -1 }, 250 { -15, 113, 35, -5 }, 251 { -16, 98, 56, -10 }, 252 { -14, 78, 78, -14 }, 253 { -10, 56, 98, -16 }, 254 { -5, 35, 113, -15 }, 255 { -1, 16, 123, -10 } }, 256 { { 0, 128, 0, 0 }, /* 13 */ 257 { -11, 124, 17, -2 }, 258 { -16, 113, 36, -5 }, 259 { -17, 98, 57, -10 }, 260 { -14, 78, 78, -14 }, 261 { -10, 57, 98, -17 }, 262 { -5, 36, 113, -16 }, 263 { -2, 17, 124, -11 } }, 264 { { 0, 128, 0, 0 }, /* 14 */ 265 { -12, 125, 17, -2 }, 266 { -17, 114, 37, -6 }, 267 { -18, 99, 58, -11 }, 268 { -15, 79, 79, -15 }, 269 { -11, 58, 99, -18 }, 270 { -6, 37, 114, -17 }, 271 { -2, 17, 125, -12 } }, 272 { { 0, 128, 0, 0 }, /* 15 */ 273 { -12, 124, 18, -2 }, 274 { -18, 114, 38, -6 }, 275 { -19, 99, 59, -11 }, 276 { -16, 80, 80, -16 }, 277 { -11, 59, 99, -19 }, 278 { -6, 38, 114, -18 }, 279 { -2, 18, 124, -12 } }, 280 { { 0, 128, 0, 0 }, /* 16 */ 281 { -4, 118, 16, -2 }, 282 { -7, 106, 34, -5 }, 283 { -8, 90, 53, -7 }, 284 { -8, 72, 72, -8 }, 285 { -7, 53, 90, -8 }, 286 { -5, 34, 106, -7 }, 287 { -2, 16, 118, -4 } }, 288}; 289 290static const VP56Tree vp6_pcr_tree[] = { 291 { 8, 0}, 292 { 4, 1}, 293 { 2, 2}, {-1}, {-2}, 294 { 2, 3}, {-3}, {-4}, 295 { 8, 4}, 296 { 4, 5}, 297 { 2, 6}, {-5}, {-6}, 298 { 2, 7}, {-7}, {-8}, 299 {-0}, 300}; 301 302static const uint8_t vp6_coord_div[] = { 4, 4, 4, 4, 8, 8 }; 303 304static const uint8_t vp6_huff_coeff_map[] = { 305 13, 14, 11, 0, 1, 15, 16, 18, 2, 17, 3, 4, 19, 20, 5, 6, 21, 22, 7, 8, 9, 10 306}; 307 308static const uint8_t vp6_huff_run_map[] = { 309 10, 13, 11, 12, 0, 1, 2, 3, 14, 8, 15, 16, 4, 5, 6, 7 310}; 311 312#endif /* AVCODEC_VP6DATA_H */ 313