| 1 | /* |
| 2 | * H.26L/H.264/AVC/JVT/14496-10/... cabac decoding |
| 3 | * Copyright (c) 2003 Michael Niedermayer <michaelni@gmx.at> |
| 4 | * |
| 5 | * This file is part of FFmpeg. |
| 6 | * |
| 7 | * FFmpeg is free software; you can redistribute it and/or |
| 8 | * modify it under the terms of the GNU Lesser General Public |
| 9 | * License as published by the Free Software Foundation; either |
| 10 | * version 2.1 of the License, or (at your option) any later version. |
| 11 | * |
| 12 | * FFmpeg is distributed in the hope that it will be useful, |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 15 | * Lesser General Public License for more details. |
| 16 | * |
| 17 | * You should have received a copy of the GNU Lesser General Public |
| 18 | * License along with FFmpeg; if not, write to the Free Software |
| 19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| 20 | */ |
| 21 | |
| 22 | /** |
| 23 | * @file |
| 24 | * H.264 / AVC / MPEG4 part10 cabac decoding. |
| 25 | * @author Michael Niedermayer <michaelni@gmx.at> |
| 26 | */ |
| 27 | |
| 28 | #define CABAC(h) 1 |
| 29 | #define UNCHECKED_BITSTREAM_READER 1 |
| 30 | #define INT_BIT (CHAR_BIT * sizeof(int)) |
| 31 | |
| 32 | #include "libavutil/attributes.h" |
| 33 | #include "libavutil/avassert.h" |
| 34 | #include "libavutil/timer.h" |
| 35 | #include "config.h" |
| 36 | #include "cabac.h" |
| 37 | #include "cabac_functions.h" |
| 38 | #include "internal.h" |
| 39 | #include "avcodec.h" |
| 40 | #include "h264.h" |
| 41 | #include "h264data.h" |
| 42 | #include "h264_mvpred.h" |
| 43 | #include "golomb.h" |
| 44 | #include "mpegutils.h" |
| 45 | |
| 46 | #if ARCH_X86 |
| 47 | #include "x86/h264_i386.h" |
| 48 | #endif |
| 49 | |
| 50 | /* Cabac pre state table */ |
| 51 | |
| 52 | static const int8_t cabac_context_init_I[1024][2] = |
| 53 | { |
| 54 | /* 0 - 10 */ |
| 55 | { 20, -15 }, { 2, 54 }, { 3, 74 }, { 20, -15 }, |
| 56 | { 2, 54 }, { 3, 74 }, { -28,127 }, { -23, 104 }, |
| 57 | { -6, 53 }, { -1, 54 }, { 7, 51 }, |
| 58 | |
| 59 | /* 11 - 23 unsused for I */ |
| 60 | { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, |
| 61 | { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, |
| 62 | { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, |
| 63 | { 0, 0 }, |
| 64 | |
| 65 | /* 24- 39 */ |
| 66 | { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, |
| 67 | { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, |
| 68 | { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, |
| 69 | { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, |
| 70 | |
| 71 | /* 40 - 53 */ |
| 72 | { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, |
| 73 | { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, |
| 74 | { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, |
| 75 | { 0, 0 }, { 0, 0 }, |
| 76 | |
| 77 | /* 54 - 59 */ |
| 78 | { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, |
| 79 | { 0, 0 }, { 0, 0 }, |
| 80 | |
| 81 | /* 60 - 69 */ |
| 82 | { 0, 41 }, { 0, 63 }, { 0, 63 }, { 0, 63 }, |
| 83 | { -9, 83 }, { 4, 86 }, { 0, 97 }, { -7, 72 }, |
| 84 | { 13, 41 }, { 3, 62 }, |
| 85 | |
| 86 | /* 70 -> 87 */ |
| 87 | { 0, 11 }, { 1, 55 }, { 0, 69 }, { -17, 127 }, |
| 88 | { -13, 102 },{ 0, 82 }, { -7, 74 }, { -21, 107 }, |
| 89 | { -27, 127 },{ -31, 127 },{ -24, 127 }, { -18, 95 }, |
| 90 | { -27, 127 },{ -21, 114 },{ -30, 127 }, { -17, 123 }, |
| 91 | { -12, 115 },{ -16, 122 }, |
| 92 | |
| 93 | /* 88 -> 104 */ |
| 94 | { -11, 115 },{ -12, 63 }, { -2, 68 }, { -15, 84 }, |
| 95 | { -13, 104 },{ -3, 70 }, { -8, 93 }, { -10, 90 }, |
| 96 | { -30, 127 },{ -1, 74 }, { -6, 97 }, { -7, 91 }, |
| 97 | { -20, 127 },{ -4, 56 }, { -5, 82 }, { -7, 76 }, |
| 98 | { -22, 125 }, |
| 99 | |
| 100 | /* 105 -> 135 */ |
| 101 | { -7, 93 }, { -11, 87 }, { -3, 77 }, { -5, 71 }, |
| 102 | { -4, 63 }, { -4, 68 }, { -12, 84 }, { -7, 62 }, |
| 103 | { -7, 65 }, { 8, 61 }, { 5, 56 }, { -2, 66 }, |
| 104 | { 1, 64 }, { 0, 61 }, { -2, 78 }, { 1, 50 }, |
| 105 | { 7, 52 }, { 10, 35 }, { 0, 44 }, { 11, 38 }, |
| 106 | { 1, 45 }, { 0, 46 }, { 5, 44 }, { 31, 17 }, |
| 107 | { 1, 51 }, { 7, 50 }, { 28, 19 }, { 16, 33 }, |
| 108 | { 14, 62 }, { -13, 108 },{ -15, 100 }, |
| 109 | |
| 110 | /* 136 -> 165 */ |
| 111 | { -13, 101 },{ -13, 91 }, { -12, 94 }, { -10, 88 }, |
| 112 | { -16, 84 }, { -10, 86 }, { -7, 83 }, { -13, 87 }, |
| 113 | { -19, 94 }, { 1, 70 }, { 0, 72 }, { -5, 74 }, |
| 114 | { 18, 59 }, { -8, 102 }, { -15, 100 }, { 0, 95 }, |
| 115 | { -4, 75 }, { 2, 72 }, { -11, 75 }, { -3, 71 }, |
| 116 | { 15, 46 }, { -13, 69 }, { 0, 62 }, { 0, 65 }, |
| 117 | { 21, 37 }, { -15, 72 }, { 9, 57 }, { 16, 54 }, |
| 118 | { 0, 62 }, { 12, 72 }, |
| 119 | |
| 120 | /* 166 -> 196 */ |
| 121 | { 24, 0 }, { 15, 9 }, { 8, 25 }, { 13, 18 }, |
| 122 | { 15, 9 }, { 13, 19 }, { 10, 37 }, { 12, 18 }, |
| 123 | { 6, 29 }, { 20, 33 }, { 15, 30 }, { 4, 45 }, |
| 124 | { 1, 58 }, { 0, 62 }, { 7, 61 }, { 12, 38 }, |
| 125 | { 11, 45 }, { 15, 39 }, { 11, 42 }, { 13, 44 }, |
| 126 | { 16, 45 }, { 12, 41 }, { 10, 49 }, { 30, 34 }, |
| 127 | { 18, 42 }, { 10, 55 }, { 17, 51 }, { 17, 46 }, |
| 128 | { 0, 89 }, { 26, -19 }, { 22, -17 }, |
| 129 | |
| 130 | /* 197 -> 226 */ |
| 131 | { 26, -17 }, { 30, -25 }, { 28, -20 }, { 33, -23 }, |
| 132 | { 37, -27 }, { 33, -23 }, { 40, -28 }, { 38, -17 }, |
| 133 | { 33, -11 }, { 40, -15 }, { 41, -6 }, { 38, 1 }, |
| 134 | { 41, 17 }, { 30, -6 }, { 27, 3 }, { 26, 22 }, |
| 135 | { 37, -16 }, { 35, -4 }, { 38, -8 }, { 38, -3 }, |
| 136 | { 37, 3 }, { 38, 5 }, { 42, 0 }, { 35, 16 }, |
| 137 | { 39, 22 }, { 14, 48 }, { 27, 37 }, { 21, 60 }, |
| 138 | { 12, 68 }, { 2, 97 }, |
| 139 | |
| 140 | /* 227 -> 251 */ |
| 141 | { -3, 71 }, { -6, 42 }, { -5, 50 }, { -3, 54 }, |
| 142 | { -2, 62 }, { 0, 58 }, { 1, 63 }, { -2, 72 }, |
| 143 | { -1, 74 }, { -9, 91 }, { -5, 67 }, { -5, 27 }, |
| 144 | { -3, 39 }, { -2, 44 }, { 0, 46 }, { -16, 64 }, |
| 145 | { -8, 68 }, { -10, 78 }, { -6, 77 }, { -10, 86 }, |
| 146 | { -12, 92 }, { -15, 55 }, { -10, 60 }, { -6, 62 }, |
| 147 | { -4, 65 }, |
| 148 | |
| 149 | /* 252 -> 275 */ |
| 150 | { -12, 73 }, { -8, 76 }, { -7, 80 }, { -9, 88 }, |
| 151 | { -17, 110 },{ -11, 97 }, { -20, 84 }, { -11, 79 }, |
| 152 | { -6, 73 }, { -4, 74 }, { -13, 86 }, { -13, 96 }, |
| 153 | { -11, 97 }, { -19, 117 },{ -8, 78 }, { -5, 33 }, |
| 154 | { -4, 48 }, { -2, 53 }, { -3, 62 }, { -13, 71 }, |
| 155 | { -10, 79 }, { -12, 86 }, { -13, 90 }, { -14, 97 }, |
| 156 | |
| 157 | /* 276 a bit special (not used, bypass is used instead) */ |
| 158 | { 0, 0 }, |
| 159 | |
| 160 | /* 277 -> 307 */ |
| 161 | { -6, 93 }, { -6, 84 }, { -8, 79 }, { 0, 66 }, |
| 162 | { -1, 71 }, { 0, 62 }, { -2, 60 }, { -2, 59 }, |
| 163 | { -5, 75 }, { -3, 62 }, { -4, 58 }, { -9, 66 }, |
| 164 | { -1, 79 }, { 0, 71 }, { 3, 68 }, { 10, 44 }, |
| 165 | { -7, 62 }, { 15, 36 }, { 14, 40 }, { 16, 27 }, |
| 166 | { 12, 29 }, { 1, 44 }, { 20, 36 }, { 18, 32 }, |
| 167 | { 5, 42 }, { 1, 48 }, { 10, 62 }, { 17, 46 }, |
| 168 | { 9, 64 }, { -12, 104 },{ -11, 97 }, |
| 169 | |
| 170 | /* 308 -> 337 */ |
| 171 | { -16, 96 }, { -7, 88 }, { -8, 85 }, { -7, 85 }, |
| 172 | { -9, 85 }, { -13, 88 }, { 4, 66 }, { -3, 77 }, |
| 173 | { -3, 76 }, { -6, 76 }, { 10, 58 }, { -1, 76 }, |
| 174 | { -1, 83 }, { -7, 99 }, { -14, 95 }, { 2, 95 }, |
| 175 | { 0, 76 }, { -5, 74 }, { 0, 70 }, { -11, 75 }, |
| 176 | { 1, 68 }, { 0, 65 }, { -14, 73 }, { 3, 62 }, |
| 177 | { 4, 62 }, { -1, 68 }, { -13, 75 }, { 11, 55 }, |
| 178 | { 5, 64 }, { 12, 70 }, |
| 179 | |
| 180 | /* 338 -> 368 */ |
| 181 | { 15, 6 }, { 6, 19 }, { 7, 16 }, { 12, 14 }, |
| 182 | { 18, 13 }, { 13, 11 }, { 13, 15 }, { 15, 16 }, |
| 183 | { 12, 23 }, { 13, 23 }, { 15, 20 }, { 14, 26 }, |
| 184 | { 14, 44 }, { 17, 40 }, { 17, 47 }, { 24, 17 }, |
| 185 | { 21, 21 }, { 25, 22 }, { 31, 27 }, { 22, 29 }, |
| 186 | { 19, 35 }, { 14, 50 }, { 10, 57 }, { 7, 63 }, |
| 187 | { -2, 77 }, { -4, 82 }, { -3, 94 }, { 9, 69 }, |
| 188 | { -12, 109 },{ 36, -35 }, { 36, -34 }, |
| 189 | |
| 190 | /* 369 -> 398 */ |
| 191 | { 32, -26 }, { 37, -30 }, { 44, -32 }, { 34, -18 }, |
| 192 | { 34, -15 }, { 40, -15 }, { 33, -7 }, { 35, -5 }, |
| 193 | { 33, 0 }, { 38, 2 }, { 33, 13 }, { 23, 35 }, |
| 194 | { 13, 58 }, { 29, -3 }, { 26, 0 }, { 22, 30 }, |
| 195 | { 31, -7 }, { 35, -15 }, { 34, -3 }, { 34, 3 }, |
| 196 | { 36, -1 }, { 34, 5 }, { 32, 11 }, { 35, 5 }, |
| 197 | { 34, 12 }, { 39, 11 }, { 30, 29 }, { 34, 26 }, |
| 198 | { 29, 39 }, { 19, 66 }, |
| 199 | |
| 200 | /* 399 -> 435 */ |
| 201 | { 31, 21 }, { 31, 31 }, { 25, 50 }, |
| 202 | { -17, 120 }, { -20, 112 }, { -18, 114 }, { -11, 85 }, |
| 203 | { -15, 92 }, { -14, 89 }, { -26, 71 }, { -15, 81 }, |
| 204 | { -14, 80 }, { 0, 68 }, { -14, 70 }, { -24, 56 }, |
| 205 | { -23, 68 }, { -24, 50 }, { -11, 74 }, { 23, -13 }, |
| 206 | { 26, -13 }, { 40, -15 }, { 49, -14 }, { 44, 3 }, |
| 207 | { 45, 6 }, { 44, 34 }, { 33, 54 }, { 19, 82 }, |
| 208 | { -3, 75 }, { -1, 23 }, { 1, 34 }, { 1, 43 }, |
| 209 | { 0, 54 }, { -2, 55 }, { 0, 61 }, { 1, 64 }, |
| 210 | { 0, 68 }, { -9, 92 }, |
| 211 | |
| 212 | /* 436 -> 459 */ |
| 213 | { -14, 106 }, { -13, 97 }, { -15, 90 }, { -12, 90 }, |
| 214 | { -18, 88 }, { -10, 73 }, { -9, 79 }, { -14, 86 }, |
| 215 | { -10, 73 }, { -10, 70 }, { -10, 69 }, { -5, 66 }, |
| 216 | { -9, 64 }, { -5, 58 }, { 2, 59 }, { 21, -10 }, |
| 217 | { 24, -11 }, { 28, -8 }, { 28, -1 }, { 29, 3 }, |
| 218 | { 29, 9 }, { 35, 20 }, { 29, 36 }, { 14, 67 }, |
| 219 | |
| 220 | /* 460 -> 1024 */ |
| 221 | { -17, 123 }, { -12, 115 }, { -16, 122 }, { -11, 115 }, |
| 222 | { -12, 63 }, { -2, 68 }, { -15, 84 }, { -13, 104 }, |
| 223 | { -3, 70 }, { -8, 93 }, { -10, 90 }, { -30, 127 }, |
| 224 | { -17, 123 }, { -12, 115 }, { -16, 122 }, { -11, 115 }, |
| 225 | { -12, 63 }, { -2, 68 }, { -15, 84 }, { -13, 104 }, |
| 226 | { -3, 70 }, { -8, 93 }, { -10, 90 }, { -30, 127 }, |
| 227 | { -7, 93 }, { -11, 87 }, { -3, 77 }, { -5, 71 }, |
| 228 | { -4, 63 }, { -4, 68 }, { -12, 84 }, { -7, 62 }, |
| 229 | { -7, 65 }, { 8, 61 }, { 5, 56 }, { -2, 66 }, |
| 230 | { 1, 64 }, { 0, 61 }, { -2, 78 }, { 1, 50 }, |
| 231 | { 7, 52 }, { 10, 35 }, { 0, 44 }, { 11, 38 }, |
| 232 | { 1, 45 }, { 0, 46 }, { 5, 44 }, { 31, 17 }, |
| 233 | { 1, 51 }, { 7, 50 }, { 28, 19 }, { 16, 33 }, |
| 234 | { 14, 62 }, { -13, 108 }, { -15, 100 }, { -13, 101 }, |
| 235 | { -13, 91 }, { -12, 94 }, { -10, 88 }, { -16, 84 }, |
| 236 | { -10, 86 }, { -7, 83 }, { -13, 87 }, { -19, 94 }, |
| 237 | { 1, 70 }, { 0, 72 }, { -5, 74 }, { 18, 59 }, |
| 238 | { -7, 93 }, { -11, 87 }, { -3, 77 }, { -5, 71 }, |
| 239 | { -4, 63 }, { -4, 68 }, { -12, 84 }, { -7, 62 }, |
| 240 | { -7, 65 }, { 8, 61 }, { 5, 56 }, { -2, 66 }, |
| 241 | { 1, 64 }, { 0, 61 }, { -2, 78 }, { 1, 50 }, |
| 242 | { 7, 52 }, { 10, 35 }, { 0, 44 }, { 11, 38 }, |
| 243 | { 1, 45 }, { 0, 46 }, { 5, 44 }, { 31, 17 }, |
| 244 | { 1, 51 }, { 7, 50 }, { 28, 19 }, { 16, 33 }, |
| 245 | { 14, 62 }, { -13, 108 }, { -15, 100 }, { -13, 101 }, |
| 246 | { -13, 91 }, { -12, 94 }, { -10, 88 }, { -16, 84 }, |
| 247 | { -10, 86 }, { -7, 83 }, { -13, 87 }, { -19, 94 }, |
| 248 | { 1, 70 }, { 0, 72 }, { -5, 74 }, { 18, 59 }, |
| 249 | { 24, 0 }, { 15, 9 }, { 8, 25 }, { 13, 18 }, |
| 250 | { 15, 9 }, { 13, 19 }, { 10, 37 }, { 12, 18 }, |
| 251 | { 6, 29 }, { 20, 33 }, { 15, 30 }, { 4, 45 }, |
| 252 | { 1, 58 }, { 0, 62 }, { 7, 61 }, { 12, 38 }, |
| 253 | { 11, 45 }, { 15, 39 }, { 11, 42 }, { 13, 44 }, |
| 254 | { 16, 45 }, { 12, 41 }, { 10, 49 }, { 30, 34 }, |
| 255 | { 18, 42 }, { 10, 55 }, { 17, 51 }, { 17, 46 }, |
| 256 | { 0, 89 }, { 26, -19 }, { 22, -17 }, { 26, -17 }, |
| 257 | { 30, -25 }, { 28, -20 }, { 33, -23 }, { 37, -27 }, |
| 258 | { 33, -23 }, { 40, -28 }, { 38, -17 }, { 33, -11 }, |
| 259 | { 40, -15 }, { 41, -6 }, { 38, 1 }, { 41, 17 }, |
| 260 | { 24, 0 }, { 15, 9 }, { 8, 25 }, { 13, 18 }, |
| 261 | { 15, 9 }, { 13, 19 }, { 10, 37 }, { 12, 18 }, |
| 262 | { 6, 29 }, { 20, 33 }, { 15, 30 }, { 4, 45 }, |
| 263 | { 1, 58 }, { 0, 62 }, { 7, 61 }, { 12, 38 }, |
| 264 | { 11, 45 }, { 15, 39 }, { 11, 42 }, { 13, 44 }, |
| 265 | { 16, 45 }, { 12, 41 }, { 10, 49 }, { 30, 34 }, |
| 266 | { 18, 42 }, { 10, 55 }, { 17, 51 }, { 17, 46 }, |
| 267 | { 0, 89 }, { 26, -19 }, { 22, -17 }, { 26, -17 }, |
| 268 | { 30, -25 }, { 28, -20 }, { 33, -23 }, { 37, -27 }, |
| 269 | { 33, -23 }, { 40, -28 }, { 38, -17 }, { 33, -11 }, |
| 270 | { 40, -15 }, { 41, -6 }, { 38, 1 }, { 41, 17 }, |
| 271 | { -17, 120 }, { -20, 112 }, { -18, 114 }, { -11, 85 }, |
| 272 | { -15, 92 }, { -14, 89 }, { -26, 71 }, { -15, 81 }, |
| 273 | { -14, 80 }, { 0, 68 }, { -14, 70 }, { -24, 56 }, |
| 274 | { -23, 68 }, { -24, 50 }, { -11, 74 }, { -14, 106 }, |
| 275 | { -13, 97 }, { -15, 90 }, { -12, 90 }, { -18, 88 }, |
| 276 | { -10, 73 }, { -9, 79 }, { -14, 86 }, { -10, 73 }, |
| 277 | { -10, 70 }, { -10, 69 }, { -5, 66 }, { -9, 64 }, |
| 278 | { -5, 58 }, { 2, 59 }, { 23, -13 }, { 26, -13 }, |
| 279 | { 40, -15 }, { 49, -14 }, { 44, 3 }, { 45, 6 }, |
| 280 | { 44, 34 }, { 33, 54 }, { 19, 82 }, { 21, -10 }, |
| 281 | { 24, -11 }, { 28, -8 }, { 28, -1 }, { 29, 3 }, |
| 282 | { 29, 9 }, { 35, 20 }, { 29, 36 }, { 14, 67 }, |
| 283 | { -3, 75 }, { -1, 23 }, { 1, 34 }, { 1, 43 }, |
| 284 | { 0, 54 }, { -2, 55 }, { 0, 61 }, { 1, 64 }, |
| 285 | { 0, 68 }, { -9, 92 }, { -17, 120 }, { -20, 112 }, |
| 286 | { -18, 114 }, { -11, 85 }, { -15, 92 }, { -14, 89 }, |
| 287 | { -26, 71 }, { -15, 81 }, { -14, 80 }, { 0, 68 }, |
| 288 | { -14, 70 }, { -24, 56 }, { -23, 68 }, { -24, 50 }, |
| 289 | { -11, 74 }, { -14, 106 }, { -13, 97 }, { -15, 90 }, |
| 290 | { -12, 90 }, { -18, 88 }, { -10, 73 }, { -9, 79 }, |
| 291 | { -14, 86 }, { -10, 73 }, { -10, 70 }, { -10, 69 }, |
| 292 | { -5, 66 }, { -9, 64 }, { -5, 58 }, { 2, 59 }, |
| 293 | { 23, -13 }, { 26, -13 }, { 40, -15 }, { 49, -14 }, |
| 294 | { 44, 3 }, { 45, 6 }, { 44, 34 }, { 33, 54 }, |
| 295 | { 19, 82 }, { 21, -10 }, { 24, -11 }, { 28, -8 }, |
| 296 | { 28, -1 }, { 29, 3 }, { 29, 9 }, { 35, 20 }, |
| 297 | { 29, 36 }, { 14, 67 }, { -3, 75 }, { -1, 23 }, |
| 298 | { 1, 34 }, { 1, 43 }, { 0, 54 }, { -2, 55 }, |
| 299 | { 0, 61 }, { 1, 64 }, { 0, 68 }, { -9, 92 }, |
| 300 | { -6, 93 }, { -6, 84 }, { -8, 79 }, { 0, 66 }, |
| 301 | { -1, 71 }, { 0, 62 }, { -2, 60 }, { -2, 59 }, |
| 302 | { -5, 75 }, { -3, 62 }, { -4, 58 }, { -9, 66 }, |
| 303 | { -1, 79 }, { 0, 71 }, { 3, 68 }, { 10, 44 }, |
| 304 | { -7, 62 }, { 15, 36 }, { 14, 40 }, { 16, 27 }, |
| 305 | { 12, 29 }, { 1, 44 }, { 20, 36 }, { 18, 32 }, |
| 306 | { 5, 42 }, { 1, 48 }, { 10, 62 }, { 17, 46 }, |
| 307 | { 9, 64 }, { -12, 104 }, { -11, 97 }, { -16, 96 }, |
| 308 | { -7, 88 }, { -8, 85 }, { -7, 85 }, { -9, 85 }, |
| 309 | { -13, 88 }, { 4, 66 }, { -3, 77 }, { -3, 76 }, |
| 310 | { -6, 76 }, { 10, 58 }, { -1, 76 }, { -1, 83 }, |
| 311 | { -6, 93 }, { -6, 84 }, { -8, 79 }, { 0, 66 }, |
| 312 | { -1, 71 }, { 0, 62 }, { -2, 60 }, { -2, 59 }, |
| 313 | { -5, 75 }, { -3, 62 }, { -4, 58 }, { -9, 66 }, |
| 314 | { -1, 79 }, { 0, 71 }, { 3, 68 }, { 10, 44 }, |
| 315 | { -7, 62 }, { 15, 36 }, { 14, 40 }, { 16, 27 }, |
| 316 | { 12, 29 }, { 1, 44 }, { 20, 36 }, { 18, 32 }, |
| 317 | { 5, 42 }, { 1, 48 }, { 10, 62 }, { 17, 46 }, |
| 318 | { 9, 64 }, { -12, 104 }, { -11, 97 }, { -16, 96 }, |
| 319 | { -7, 88 }, { -8, 85 }, { -7, 85 }, { -9, 85 }, |
| 320 | { -13, 88 }, { 4, 66 }, { -3, 77 }, { -3, 76 }, |
| 321 | { -6, 76 }, { 10, 58 }, { -1, 76 }, { -1, 83 }, |
| 322 | { 15, 6 }, { 6, 19 }, { 7, 16 }, { 12, 14 }, |
| 323 | { 18, 13 }, { 13, 11 }, { 13, 15 }, { 15, 16 }, |
| 324 | { 12, 23 }, { 13, 23 }, { 15, 20 }, { 14, 26 }, |
| 325 | { 14, 44 }, { 17, 40 }, { 17, 47 }, { 24, 17 }, |
| 326 | { 21, 21 }, { 25, 22 }, { 31, 27 }, { 22, 29 }, |
| 327 | { 19, 35 }, { 14, 50 }, { 10, 57 }, { 7, 63 }, |
| 328 | { -2, 77 }, { -4, 82 }, { -3, 94 }, { 9, 69 }, |
| 329 | { -12, 109 }, { 36, -35 }, { 36, -34 }, { 32, -26 }, |
| 330 | { 37, -30 }, { 44, -32 }, { 34, -18 }, { 34, -15 }, |
| 331 | { 40, -15 }, { 33, -7 }, { 35, -5 }, { 33, 0 }, |
| 332 | { 38, 2 }, { 33, 13 }, { 23, 35 }, { 13, 58 }, |
| 333 | { 15, 6 }, { 6, 19 }, { 7, 16 }, { 12, 14 }, |
| 334 | { 18, 13 }, { 13, 11 }, { 13, 15 }, { 15, 16 }, |
| 335 | { 12, 23 }, { 13, 23 }, { 15, 20 }, { 14, 26 }, |
| 336 | { 14, 44 }, { 17, 40 }, { 17, 47 }, { 24, 17 }, |
| 337 | { 21, 21 }, { 25, 22 }, { 31, 27 }, { 22, 29 }, |
| 338 | { 19, 35 }, { 14, 50 }, { 10, 57 }, { 7, 63 }, |
| 339 | { -2, 77 }, { -4, 82 }, { -3, 94 }, { 9, 69 }, |
| 340 | { -12, 109 }, { 36, -35 }, { 36, -34 }, { 32, -26 }, |
| 341 | { 37, -30 }, { 44, -32 }, { 34, -18 }, { 34, -15 }, |
| 342 | { 40, -15 }, { 33, -7 }, { 35, -5 }, { 33, 0 }, |
| 343 | { 38, 2 }, { 33, 13 }, { 23, 35 }, { 13, 58 }, |
| 344 | { -3, 71 }, { -6, 42 }, { -5, 50 }, { -3, 54 }, |
| 345 | { -2, 62 }, { 0, 58 }, { 1, 63 }, { -2, 72 }, |
| 346 | { -1, 74 }, { -9, 91 }, { -5, 67 }, { -5, 27 }, |
| 347 | { -3, 39 }, { -2, 44 }, { 0, 46 }, { -16, 64 }, |
| 348 | { -8, 68 }, { -10, 78 }, { -6, 77 }, { -10, 86 }, |
| 349 | { -12, 92 }, { -15, 55 }, { -10, 60 }, { -6, 62 }, |
| 350 | { -4, 65 }, { -12, 73 }, { -8, 76 }, { -7, 80 }, |
| 351 | { -9, 88 }, { -17, 110 }, { -3, 71 }, { -6, 42 }, |
| 352 | { -5, 50 }, { -3, 54 }, { -2, 62 }, { 0, 58 }, |
| 353 | { 1, 63 }, { -2, 72 }, { -1, 74 }, { -9, 91 }, |
| 354 | { -5, 67 }, { -5, 27 }, { -3, 39 }, { -2, 44 }, |
| 355 | { 0, 46 }, { -16, 64 }, { -8, 68 }, { -10, 78 }, |
| 356 | { -6, 77 }, { -10, 86 }, { -12, 92 }, { -15, 55 }, |
| 357 | { -10, 60 }, { -6, 62 }, { -4, 65 }, { -12, 73 }, |
| 358 | { -8, 76 }, { -7, 80 }, { -9, 88 }, { -17, 110 }, |
| 359 | { -3, 70 }, { -8, 93 }, { -10, 90 }, { -30, 127 }, |
| 360 | { -3, 70 }, { -8, 93 }, { -10, 90 }, { -30, 127 }, |
| 361 | { -3, 70 }, { -8, 93 }, { -10, 90 }, { -30, 127 } |
| 362 | }; |
| 363 | |
| 364 | static const int8_t cabac_context_init_PB[3][1024][2] = |
| 365 | { |
| 366 | /* i_cabac_init_idc == 0 */ |
| 367 | { |
| 368 | /* 0 - 10 */ |
| 369 | { 20, -15 }, { 2, 54 }, { 3, 74 }, { 20, -15 }, |
| 370 | { 2, 54 }, { 3, 74 }, { -28, 127 }, { -23, 104 }, |
| 371 | { -6, 53 }, { -1, 54 }, { 7, 51 }, |
| 372 | |
| 373 | /* 11 - 23 */ |
| 374 | { 23, 33 }, { 23, 2 }, { 21, 0 }, { 1, 9 }, |
| 375 | { 0, 49 }, { -37, 118 }, { 5, 57 }, { -13, 78 }, |
| 376 | { -11, 65 }, { 1, 62 }, { 12, 49 }, { -4, 73 }, |
| 377 | { 17, 50 }, |
| 378 | |
| 379 | /* 24 - 39 */ |
| 380 | { 18, 64 }, { 9, 43 }, { 29, 0 }, { 26, 67 }, |
| 381 | { 16, 90 }, { 9, 104 }, { -46, 127 }, { -20, 104 }, |
| 382 | { 1, 67 }, { -13, 78 }, { -11, 65 }, { 1, 62 }, |
| 383 | { -6, 86 }, { -17, 95 }, { -6, 61 }, { 9, 45 }, |
| 384 | |
| 385 | /* 40 - 53 */ |
| 386 | { -3, 69 }, { -6, 81 }, { -11, 96 }, { 6, 55 }, |
| 387 | { 7, 67 }, { -5, 86 }, { 2, 88 }, { 0, 58 }, |
| 388 | { -3, 76 }, { -10, 94 }, { 5, 54 }, { 4, 69 }, |
| 389 | { -3, 81 }, { 0, 88 }, |
| 390 | |
| 391 | /* 54 - 59 */ |
| 392 | { -7, 67 }, { -5, 74 }, { -4, 74 }, { -5, 80 }, |
| 393 | { -7, 72 }, { 1, 58 }, |
| 394 | |
| 395 | /* 60 - 69 */ |
| 396 | { 0, 41 }, { 0, 63 }, { 0, 63 }, { 0, 63 }, |
| 397 | { -9, 83 }, { 4, 86 }, { 0, 97 }, { -7, 72 }, |
| 398 | { 13, 41 }, { 3, 62 }, |
| 399 | |
| 400 | /* 70 - 87 */ |
| 401 | { 0, 45 }, { -4, 78 }, { -3, 96 }, { -27, 126 }, |
| 402 | { -28, 98 }, { -25, 101 }, { -23, 67 }, { -28, 82 }, |
| 403 | { -20, 94 }, { -16, 83 }, { -22, 110 }, { -21, 91 }, |
| 404 | { -18, 102 }, { -13, 93 }, { -29, 127 }, { -7, 92 }, |
| 405 | { -5, 89 }, { -7, 96 }, { -13, 108 }, { -3, 46 }, |
| 406 | { -1, 65 }, { -1, 57 }, { -9, 93 }, { -3, 74 }, |
| 407 | { -9, 92 }, { -8, 87 }, { -23, 126 }, { 5, 54 }, |
| 408 | { 6, 60 }, { 6, 59 }, { 6, 69 }, { -1, 48 }, |
| 409 | { 0, 68 }, { -4, 69 }, { -8, 88 }, |
| 410 | |
| 411 | /* 105 -> 165 */ |
| 412 | { -2, 85 }, { -6, 78 }, { -1, 75 }, { -7, 77 }, |
| 413 | { 2, 54 }, { 5, 50 }, { -3, 68 }, { 1, 50 }, |
| 414 | { 6, 42 }, { -4, 81 }, { 1, 63 }, { -4, 70 }, |
| 415 | { 0, 67 }, { 2, 57 }, { -2, 76 }, { 11, 35 }, |
| 416 | { 4, 64 }, { 1, 61 }, { 11, 35 }, { 18, 25 }, |
| 417 | { 12, 24 }, { 13, 29 }, { 13, 36 }, { -10, 93 }, |
| 418 | { -7, 73 }, { -2, 73 }, { 13, 46 }, { 9, 49 }, |
| 419 | { -7, 100 }, { 9, 53 }, { 2, 53 }, { 5, 53 }, |
| 420 | { -2, 61 }, { 0, 56 }, { 0, 56 }, { -13, 63 }, |
| 421 | { -5, 60 }, { -1, 62 }, { 4, 57 }, { -6, 69 }, |
| 422 | { 4, 57 }, { 14, 39 }, { 4, 51 }, { 13, 68 }, |
| 423 | { 3, 64 }, { 1, 61 }, { 9, 63 }, { 7, 50 }, |
| 424 | { 16, 39 }, { 5, 44 }, { 4, 52 }, { 11, 48 }, |
| 425 | { -5, 60 }, { -1, 59 }, { 0, 59 }, { 22, 33 }, |
| 426 | { 5, 44 }, { 14, 43 }, { -1, 78 }, { 0, 60 }, |
| 427 | { 9, 69 }, |
| 428 | |
| 429 | /* 166 - 226 */ |
| 430 | { 11, 28 }, { 2, 40 }, { 3, 44 }, { 0, 49 }, |
| 431 | { 0, 46 }, { 2, 44 }, { 2, 51 }, { 0, 47 }, |
| 432 | { 4, 39 }, { 2, 62 }, { 6, 46 }, { 0, 54 }, |
| 433 | { 3, 54 }, { 2, 58 }, { 4, 63 }, { 6, 51 }, |
| 434 | { 6, 57 }, { 7, 53 }, { 6, 52 }, { 6, 55 }, |
| 435 | { 11, 45 }, { 14, 36 }, { 8, 53 }, { -1, 82 }, |
| 436 | { 7, 55 }, { -3, 78 }, { 15, 46 }, { 22, 31 }, |
| 437 | { -1, 84 }, { 25, 7 }, { 30, -7 }, { 28, 3 }, |
| 438 | { 28, 4 }, { 32, 0 }, { 34, -1 }, { 30, 6 }, |
| 439 | { 30, 6 }, { 32, 9 }, { 31, 19 }, { 26, 27 }, |
| 440 | { 26, 30 }, { 37, 20 }, { 28, 34 }, { 17, 70 }, |
| 441 | { 1, 67 }, { 5, 59 }, { 9, 67 }, { 16, 30 }, |
| 442 | { 18, 32 }, { 18, 35 }, { 22, 29 }, { 24, 31 }, |
| 443 | { 23, 38 }, { 18, 43 }, { 20, 41 }, { 11, 63 }, |
| 444 | { 9, 59 }, { 9, 64 }, { -1, 94 }, { -2, 89 }, |
| 445 | { -9, 108 }, |
| 446 | |
| 447 | /* 227 - 275 */ |
| 448 | { -6, 76 }, { -2, 44 }, { 0, 45 }, { 0, 52 }, |
| 449 | { -3, 64 }, { -2, 59 }, { -4, 70 }, { -4, 75 }, |
| 450 | { -8, 82 }, { -17, 102 }, { -9, 77 }, { 3, 24 }, |
| 451 | { 0, 42 }, { 0, 48 }, { 0, 55 }, { -6, 59 }, |
| 452 | { -7, 71 }, { -12, 83 }, { -11, 87 }, { -30, 119 }, |
| 453 | { 1, 58 }, { -3, 29 }, { -1, 36 }, { 1, 38 }, |
| 454 | { 2, 43 }, { -6, 55 }, { 0, 58 }, { 0, 64 }, |
| 455 | { -3, 74 }, { -10, 90 }, { 0, 70 }, { -4, 29 }, |
| 456 | { 5, 31 }, { 7, 42 }, { 1, 59 }, { -2, 58 }, |
| 457 | { -3, 72 }, { -3, 81 }, { -11, 97 }, { 0, 58 }, |
| 458 | { 8, 5 }, { 10, 14 }, { 14, 18 }, { 13, 27 }, |
| 459 | { 2, 40 }, { 0, 58 }, { -3, 70 }, { -6, 79 }, |
| 460 | { -8, 85 }, |
| 461 | |
| 462 | /* 276 a bit special (not used, bypass is used instead) */ |
| 463 | { 0, 0 }, |
| 464 | |
| 465 | /* 277 - 337 */ |
| 466 | { -13, 106 }, { -16, 106 }, { -10, 87 }, { -21, 114 }, |
| 467 | { -18, 110 }, { -14, 98 }, { -22, 110 }, { -21, 106 }, |
| 468 | { -18, 103 }, { -21, 107 }, { -23, 108 }, { -26, 112 }, |
| 469 | { -10, 96 }, { -12, 95 }, { -5, 91 }, { -9, 93 }, |
| 470 | { -22, 94 }, { -5, 86 }, { 9, 67 }, { -4, 80 }, |
| 471 | { -10, 85 }, { -1, 70 }, { 7, 60 }, { 9, 58 }, |
| 472 | { 5, 61 }, { 12, 50 }, { 15, 50 }, { 18, 49 }, |
| 473 | { 17, 54 }, { 10, 41 }, { 7, 46 }, { -1, 51 }, |
| 474 | { 7, 49 }, { 8, 52 }, { 9, 41 }, { 6, 47 }, |
| 475 | { 2, 55 }, { 13, 41 }, { 10, 44 }, { 6, 50 }, |
| 476 | { 5, 53 }, { 13, 49 }, { 4, 63 }, { 6, 64 }, |
| 477 | { -2, 69 }, { -2, 59 }, { 6, 70 }, { 10, 44 }, |
| 478 | { 9, 31 }, { 12, 43 }, { 3, 53 }, { 14, 34 }, |
| 479 | { 10, 38 }, { -3, 52 }, { 13, 40 }, { 17, 32 }, |
| 480 | { 7, 44 }, { 7, 38 }, { 13, 50 }, { 10, 57 }, |
| 481 | { 26, 43 }, |
| 482 | |
| 483 | /* 338 - 398 */ |
| 484 | { 14, 11 }, { 11, 14 }, { 9, 11 }, { 18, 11 }, |
| 485 | { 21, 9 }, { 23, -2 }, { 32, -15 }, { 32, -15 }, |
| 486 | { 34, -21 }, { 39, -23 }, { 42, -33 }, { 41, -31 }, |
| 487 | { 46, -28 }, { 38, -12 }, { 21, 29 }, { 45, -24 }, |
| 488 | { 53, -45 }, { 48, -26 }, { 65, -43 }, { 43, -19 }, |
| 489 | { 39, -10 }, { 30, 9 }, { 18, 26 }, { 20, 27 }, |
| 490 | { 0, 57 }, { -14, 82 }, { -5, 75 }, { -19, 97 }, |
| 491 | { -35, 125 }, { 27, 0 }, { 28, 0 }, { 31, -4 }, |
| 492 | { 27, 6 }, { 34, 8 }, { 30, 10 }, { 24, 22 }, |
| 493 | { 33, 19 }, { 22, 32 }, { 26, 31 }, { 21, 41 }, |
| 494 | { 26, 44 }, { 23, 47 }, { 16, 65 }, { 14, 71 }, |
| 495 | { 8, 60 }, { 6, 63 }, { 17, 65 }, { 21, 24 }, |
| 496 | { 23, 20 }, { 26, 23 }, { 27, 32 }, { 28, 23 }, |
| 497 | { 28, 24 }, { 23, 40 }, { 24, 32 }, { 28, 29 }, |
| 498 | { 23, 42 }, { 19, 57 }, { 22, 53 }, { 22, 61 }, |
| 499 | { 11, 86 }, |
| 500 | |
| 501 | /* 399 - 435 */ |
| 502 | { 12, 40 }, { 11, 51 }, { 14, 59 }, |
| 503 | { -4, 79 }, { -7, 71 }, { -5, 69 }, { -9, 70 }, |
| 504 | { -8, 66 }, { -10, 68 }, { -19, 73 }, { -12, 69 }, |
| 505 | { -16, 70 }, { -15, 67 }, { -20, 62 }, { -19, 70 }, |
| 506 | { -16, 66 }, { -22, 65 }, { -20, 63 }, { 9, -2 }, |
| 507 | { 26, -9 }, { 33, -9 }, { 39, -7 }, { 41, -2 }, |
| 508 | { 45, 3 }, { 49, 9 }, { 45, 27 }, { 36, 59 }, |
| 509 | { -6, 66 }, { -7, 35 }, { -7, 42 }, { -8, 45 }, |
| 510 | { -5, 48 }, { -12, 56 }, { -6, 60 }, { -5, 62 }, |
| 511 | { -8, 66 }, { -8, 76 }, |
| 512 | |
| 513 | /* 436 - 459 */ |
| 514 | { -5, 85 }, { -6, 81 }, { -10, 77 }, { -7, 81 }, |
| 515 | { -17, 80 }, { -18, 73 }, { -4, 74 }, { -10, 83 }, |
| 516 | { -9, 71 }, { -9, 67 }, { -1, 61 }, { -8, 66 }, |
| 517 | { -14, 66 }, { 0, 59 }, { 2, 59 }, { 21, -13 }, |
| 518 | { 33, -14 }, { 39, -7 }, { 46, -2 }, { 51, 2 }, |
| 519 | { 60, 6 }, { 61, 17 }, { 55, 34 }, { 42, 62 }, |
| 520 | |
| 521 | /* 460 - 1024 */ |
| 522 | { -7, 92 }, { -5, 89 }, { -7, 96 }, { -13, 108 }, |
| 523 | { -3, 46 }, { -1, 65 }, { -1, 57 }, { -9, 93 }, |
| 524 | { -3, 74 }, { -9, 92 }, { -8, 87 }, { -23, 126 }, |
| 525 | { -7, 92 }, { -5, 89 }, { -7, 96 }, { -13, 108 }, |
| 526 | { -3, 46 }, { -1, 65 }, { -1, 57 }, { -9, 93 }, |
| 527 | { -3, 74 }, { -9, 92 }, { -8, 87 }, { -23, 126 }, |
| 528 | { -2, 85 }, { -6, 78 }, { -1, 75 }, { -7, 77 }, |
| 529 | { 2, 54 }, { 5, 50 }, { -3, 68 }, { 1, 50 }, |
| 530 | { 6, 42 }, { -4, 81 }, { 1, 63 }, { -4, 70 }, |
| 531 | { 0, 67 }, { 2, 57 }, { -2, 76 }, { 11, 35 }, |
| 532 | { 4, 64 }, { 1, 61 }, { 11, 35 }, { 18, 25 }, |
| 533 | { 12, 24 }, { 13, 29 }, { 13, 36 }, { -10, 93 }, |
| 534 | { -7, 73 }, { -2, 73 }, { 13, 46 }, { 9, 49 }, |
| 535 | { -7, 100 }, { 9, 53 }, { 2, 53 }, { 5, 53 }, |
| 536 | { -2, 61 }, { 0, 56 }, { 0, 56 }, { -13, 63 }, |
| 537 | { -5, 60 }, { -1, 62 }, { 4, 57 }, { -6, 69 }, |
| 538 | { 4, 57 }, { 14, 39 }, { 4, 51 }, { 13, 68 }, |
| 539 | { -2, 85 }, { -6, 78 }, { -1, 75 }, { -7, 77 }, |
| 540 | { 2, 54 }, { 5, 50 }, { -3, 68 }, { 1, 50 }, |
| 541 | { 6, 42 }, { -4, 81 }, { 1, 63 }, { -4, 70 }, |
| 542 | { 0, 67 }, { 2, 57 }, { -2, 76 }, { 11, 35 }, |
| 543 | { 4, 64 }, { 1, 61 }, { 11, 35 }, { 18, 25 }, |
| 544 | { 12, 24 }, { 13, 29 }, { 13, 36 }, { -10, 93 }, |
| 545 | { -7, 73 }, { -2, 73 }, { 13, 46 }, { 9, 49 }, |
| 546 | { -7, 100 }, { 9, 53 }, { 2, 53 }, { 5, 53 }, |
| 547 | { -2, 61 }, { 0, 56 }, { 0, 56 }, { -13, 63 }, |
| 548 | { -5, 60 }, { -1, 62 }, { 4, 57 }, { -6, 69 }, |
| 549 | { 4, 57 }, { 14, 39 }, { 4, 51 }, { 13, 68 }, |
| 550 | { 11, 28 }, { 2, 40 }, { 3, 44 }, { 0, 49 }, |
| 551 | { 0, 46 }, { 2, 44 }, { 2, 51 }, { 0, 47 }, |
| 552 | { 4, 39 }, { 2, 62 }, { 6, 46 }, { 0, 54 }, |
| 553 | { 3, 54 }, { 2, 58 }, { 4, 63 }, { 6, 51 }, |
| 554 | { 6, 57 }, { 7, 53 }, { 6, 52 }, { 6, 55 }, |
| 555 | { 11, 45 }, { 14, 36 }, { 8, 53 }, { -1, 82 }, |
| 556 | { 7, 55 }, { -3, 78 }, { 15, 46 }, { 22, 31 }, |
| 557 | { -1, 84 }, { 25, 7 }, { 30, -7 }, { 28, 3 }, |
| 558 | { 28, 4 }, { 32, 0 }, { 34, -1 }, { 30, 6 }, |
| 559 | { 30, 6 }, { 32, 9 }, { 31, 19 }, { 26, 27 }, |
| 560 | { 26, 30 }, { 37, 20 }, { 28, 34 }, { 17, 70 }, |
| 561 | { 11, 28 }, { 2, 40 }, { 3, 44 }, { 0, 49 }, |
| 562 | { 0, 46 }, { 2, 44 }, { 2, 51 }, { 0, 47 }, |
| 563 | { 4, 39 }, { 2, 62 }, { 6, 46 }, { 0, 54 }, |
| 564 | { 3, 54 }, { 2, 58 }, { 4, 63 }, { 6, 51 }, |
| 565 | { 6, 57 }, { 7, 53 }, { 6, 52 }, { 6, 55 }, |
| 566 | { 11, 45 }, { 14, 36 }, { 8, 53 }, { -1, 82 }, |
| 567 | { 7, 55 }, { -3, 78 }, { 15, 46 }, { 22, 31 }, |
| 568 | { -1, 84 }, { 25, 7 }, { 30, -7 }, { 28, 3 }, |
| 569 | { 28, 4 }, { 32, 0 }, { 34, -1 }, { 30, 6 }, |
| 570 | { 30, 6 }, { 32, 9 }, { 31, 19 }, { 26, 27 }, |
| 571 | { 26, 30 }, { 37, 20 }, { 28, 34 }, { 17, 70 }, |
| 572 | { -4, 79 }, { -7, 71 }, { -5, 69 }, { -9, 70 }, |
| 573 | { -8, 66 }, { -10, 68 }, { -19, 73 }, { -12, 69 }, |
| 574 | { -16, 70 }, { -15, 67 }, { -20, 62 }, { -19, 70 }, |
| 575 | { -16, 66 }, { -22, 65 }, { -20, 63 }, { -5, 85 }, |
| 576 | { -6, 81 }, { -10, 77 }, { -7, 81 }, { -17, 80 }, |
| 577 | { -18, 73 }, { -4, 74 }, { -10, 83 }, { -9, 71 }, |
| 578 | { -9, 67 }, { -1, 61 }, { -8, 66 }, { -14, 66 }, |
| 579 | { 0, 59 }, { 2, 59 }, { 9, -2 }, { 26, -9 }, |
| 580 | { 33, -9 }, { 39, -7 }, { 41, -2 }, { 45, 3 }, |
| 581 | { 49, 9 }, { 45, 27 }, { 36, 59 }, { 21, -13 }, |
| 582 | { 33, -14 }, { 39, -7 }, { 46, -2 }, { 51, 2 }, |
| 583 | { 60, 6 }, { 61, 17 }, { 55, 34 }, { 42, 62 }, |
| 584 | { -6, 66 }, { -7, 35 }, { -7, 42 }, { -8, 45 }, |
| 585 | { -5, 48 }, { -12, 56 }, { -6, 60 }, { -5, 62 }, |
| 586 | { -8, 66 }, { -8, 76 }, { -4, 79 }, { -7, 71 }, |
| 587 | { -5, 69 }, { -9, 70 }, { -8, 66 }, { -10, 68 }, |
| 588 | { -19, 73 }, { -12, 69 }, { -16, 70 }, { -15, 67 }, |
| 589 | { -20, 62 }, { -19, 70 }, { -16, 66 }, { -22, 65 }, |
| 590 | { -20, 63 }, { -5, 85 }, { -6, 81 }, { -10, 77 }, |
| 591 | { -7, 81 }, { -17, 80 }, { -18, 73 }, { -4, 74 }, |
| 592 | { -10, 83 }, { -9, 71 }, { -9, 67 }, { -1, 61 }, |
| 593 | { -8, 66 }, { -14, 66 }, { 0, 59 }, { 2, 59 }, |
| 594 | { 9, -2 }, { 26, -9 }, { 33, -9 }, { 39, -7 }, |
| 595 | { 41, -2 }, { 45, 3 }, { 49, 9 }, { 45, 27 }, |
| 596 | { 36, 59 }, { 21, -13 }, { 33, -14 }, { 39, -7 }, |
| 597 | { 46, -2 }, { 51, 2 }, { 60, 6 }, { 61, 17 }, |
| 598 | { 55, 34 }, { 42, 62 }, { -6, 66 }, { -7, 35 }, |
| 599 | { -7, 42 }, { -8, 45 }, { -5, 48 }, { -12, 56 }, |
| 600 | { -6, 60 }, { -5, 62 }, { -8, 66 }, { -8, 76 }, |
| 601 | { -13, 106 }, { -16, 106 }, { -10, 87 }, { -21, 114 }, |
| 602 | { -18, 110 }, { -14, 98 }, { -22, 110 }, { -21, 106 }, |
| 603 | { -18, 103 }, { -21, 107 }, { -23, 108 }, { -26, 112 }, |
| 604 | { -10, 96 }, { -12, 95 }, { -5, 91 }, { -9, 93 }, |
| 605 | { -22, 94 }, { -5, 86 }, { 9, 67 }, { -4, 80 }, |
| 606 | { -10, 85 }, { -1, 70 }, { 7, 60 }, { 9, 58 }, |
| 607 | { 5, 61 }, { 12, 50 }, { 15, 50 }, { 18, 49 }, |
| 608 | { 17, 54 }, { 10, 41 }, { 7, 46 }, { -1, 51 }, |
| 609 | { 7, 49 }, { 8, 52 }, { 9, 41 }, { 6, 47 }, |
| 610 | { 2, 55 }, { 13, 41 }, { 10, 44 }, { 6, 50 }, |
| 611 | { 5, 53 }, { 13, 49 }, { 4, 63 }, { 6, 64 }, |
| 612 | { -13, 106 }, { -16, 106 }, { -10, 87 }, { -21, 114 }, |
| 613 | { -18, 110 }, { -14, 98 }, { -22, 110 }, { -21, 106 }, |
| 614 | { -18, 103 }, { -21, 107 }, { -23, 108 }, { -26, 112 }, |
| 615 | { -10, 96 }, { -12, 95 }, { -5, 91 }, { -9, 93 }, |
| 616 | { -22, 94 }, { -5, 86 }, { 9, 67 }, { -4, 80 }, |
| 617 | { -10, 85 }, { -1, 70 }, { 7, 60 }, { 9, 58 }, |
| 618 | { 5, 61 }, { 12, 50 }, { 15, 50 }, { 18, 49 }, |
| 619 | { 17, 54 }, { 10, 41 }, { 7, 46 }, { -1, 51 }, |
| 620 | { 7, 49 }, { 8, 52 }, { 9, 41 }, { 6, 47 }, |
| 621 | { 2, 55 }, { 13, 41 }, { 10, 44 }, { 6, 50 }, |
| 622 | { 5, 53 }, { 13, 49 }, { 4, 63 }, { 6, 64 }, |
| 623 | { 14, 11 }, { 11, 14 }, { 9, 11 }, { 18, 11 }, |
| 624 | { 21, 9 }, { 23, -2 }, { 32, -15 }, { 32, -15 }, |
| 625 | { 34, -21 }, { 39, -23 }, { 42, -33 }, { 41, -31 }, |
| 626 | { 46, -28 }, { 38, -12 }, { 21, 29 }, { 45, -24 }, |
| 627 | { 53, -45 }, { 48, -26 }, { 65, -43 }, { 43, -19 }, |
| 628 | { 39, -10 }, { 30, 9 }, { 18, 26 }, { 20, 27 }, |
| 629 | { 0, 57 }, { -14, 82 }, { -5, 75 }, { -19, 97 }, |
| 630 | { -35, 125 }, { 27, 0 }, { 28, 0 }, { 31, -4 }, |
| 631 | { 27, 6 }, { 34, 8 }, { 30, 10 }, { 24, 22 }, |
| 632 | { 33, 19 }, { 22, 32 }, { 26, 31 }, { 21, 41 }, |
| 633 | { 26, 44 }, { 23, 47 }, { 16, 65 }, { 14, 71 }, |
| 634 | { 14, 11 }, { 11, 14 }, { 9, 11 }, { 18, 11 }, |
| 635 | { 21, 9 }, { 23, -2 }, { 32, -15 }, { 32, -15 }, |
| 636 | { 34, -21 }, { 39, -23 }, { 42, -33 }, { 41, -31 }, |
| 637 | { 46, -28 }, { 38, -12 }, { 21, 29 }, { 45, -24 }, |
| 638 | { 53, -45 }, { 48, -26 }, { 65, -43 }, { 43, -19 }, |
| 639 | { 39, -10 }, { 30, 9 }, { 18, 26 }, { 20, 27 }, |
| 640 | { 0, 57 }, { -14, 82 }, { -5, 75 }, { -19, 97 }, |
| 641 | { -35, 125 }, { 27, 0 }, { 28, 0 }, { 31, -4 }, |
| 642 | { 27, 6 }, { 34, 8 }, { 30, 10 }, { 24, 22 }, |
| 643 | { 33, 19 }, { 22, 32 }, { 26, 31 }, { 21, 41 }, |
| 644 | { 26, 44 }, { 23, 47 }, { 16, 65 }, { 14, 71 }, |
| 645 | { -6, 76 }, { -2, 44 }, { 0, 45 }, { 0, 52 }, |
| 646 | { -3, 64 }, { -2, 59 }, { -4, 70 }, { -4, 75 }, |
| 647 | { -8, 82 }, { -17, 102 }, { -9, 77 }, { 3, 24 }, |
| 648 | { 0, 42 }, { 0, 48 }, { 0, 55 }, { -6, 59 }, |
| 649 | { -7, 71 }, { -12, 83 }, { -11, 87 }, { -30, 119 }, |
| 650 | { 1, 58 }, { -3, 29 }, { -1, 36 }, { 1, 38 }, |
| 651 | { 2, 43 }, { -6, 55 }, { 0, 58 }, { 0, 64 }, |
| 652 | { -3, 74 }, { -10, 90 }, { -6, 76 }, { -2, 44 }, |
| 653 | { 0, 45 }, { 0, 52 }, { -3, 64 }, { -2, 59 }, |
| 654 | { -4, 70 }, { -4, 75 }, { -8, 82 }, { -17, 102 }, |
| 655 | { -9, 77 }, { 3, 24 }, { 0, 42 }, { 0, 48 }, |
| 656 | { 0, 55 }, { -6, 59 }, { -7, 71 }, { -12, 83 }, |
| 657 | { -11, 87 }, { -30, 119 }, { 1, 58 }, { -3, 29 }, |
| 658 | { -1, 36 }, { 1, 38 }, { 2, 43 }, { -6, 55 }, |
| 659 | { 0, 58 }, { 0, 64 }, { -3, 74 }, { -10, 90 }, |
| 660 | { -3, 74 }, { -9, 92 }, { -8, 87 }, { -23, 126 }, |
| 661 | { -3, 74 }, { -9, 92 }, { -8, 87 }, { -23, 126 }, |
| 662 | { -3, 74 }, { -9, 92 }, { -8, 87 }, { -23, 126 } |
| 663 | }, |
| 664 | |
| 665 | /* i_cabac_init_idc == 1 */ |
| 666 | { |
| 667 | /* 0 - 10 */ |
| 668 | { 20, -15 }, { 2, 54 }, { 3, 74 }, { 20, -15 }, |
| 669 | { 2, 54 }, { 3, 74 }, { -28, 127 }, { -23, 104 }, |
| 670 | { -6, 53 }, { -1, 54 }, { 7, 51 }, |
| 671 | |
| 672 | /* 11 - 23 */ |
| 673 | { 22, 25 }, { 34, 0 }, { 16, 0 }, { -2, 9 }, |
| 674 | { 4, 41 }, { -29, 118 }, { 2, 65 }, { -6, 71 }, |
| 675 | { -13, 79 }, { 5, 52 }, { 9, 50 }, { -3, 70 }, |
| 676 | { 10, 54 }, |
| 677 | |
| 678 | /* 24 - 39 */ |
| 679 | { 26, 34 }, { 19, 22 }, { 40, 0 }, { 57, 2 }, |
| 680 | { 41, 36 }, { 26, 69 }, { -45, 127 }, { -15, 101 }, |
| 681 | { -4, 76 }, { -6, 71 }, { -13, 79 }, { 5, 52 }, |
| 682 | { 6, 69 }, { -13, 90 }, { 0, 52 }, { 8, 43 }, |
| 683 | |
| 684 | /* 40 - 53 */ |
| 685 | { -2, 69 },{ -5, 82 },{ -10, 96 },{ 2, 59 }, |
| 686 | { 2, 75 },{ -3, 87 },{ -3, 100 },{ 1, 56 }, |
| 687 | { -3, 74 },{ -6, 85 },{ 0, 59 },{ -3, 81 }, |
| 688 | { -7, 86 },{ -5, 95 }, |
| 689 | |
| 690 | /* 54 - 59 */ |
| 691 | { -1, 66 },{ -1, 77 },{ 1, 70 },{ -2, 86 }, |
| 692 | { -5, 72 },{ 0, 61 }, |
| 693 | |
| 694 | /* 60 - 69 */ |
| 695 | { 0, 41 }, { 0, 63 }, { 0, 63 }, { 0, 63 }, |
| 696 | { -9, 83 }, { 4, 86 }, { 0, 97 }, { -7, 72 }, |
| 697 | { 13, 41 }, { 3, 62 }, |
| 698 | |
| 699 | /* 70 - 104 */ |
| 700 | { 13, 15 }, { 7, 51 }, { 2, 80 }, { -39, 127 }, |
| 701 | { -18, 91 }, { -17, 96 }, { -26, 81 }, { -35, 98 }, |
| 702 | { -24, 102 }, { -23, 97 }, { -27, 119 }, { -24, 99 }, |
| 703 | { -21, 110 }, { -18, 102 }, { -36, 127 }, { 0, 80 }, |
| 704 | { -5, 89 }, { -7, 94 }, { -4, 92 }, { 0, 39 }, |
| 705 | { 0, 65 }, { -15, 84 }, { -35, 127 }, { -2, 73 }, |
| 706 | { -12, 104 }, { -9, 91 }, { -31, 127 }, { 3, 55 }, |
| 707 | { 7, 56 }, { 7, 55 }, { 8, 61 }, { -3, 53 }, |
| 708 | { 0, 68 }, { -7, 74 }, { -9, 88 }, |
| 709 | |
| 710 | /* 105 -> 165 */ |
| 711 | { -13, 103 }, { -13, 91 }, { -9, 89 }, { -14, 92 }, |
| 712 | { -8, 76 }, { -12, 87 }, { -23, 110 }, { -24, 105 }, |
| 713 | { -10, 78 }, { -20, 112 }, { -17, 99 }, { -78, 127 }, |
| 714 | { -70, 127 }, { -50, 127 }, { -46, 127 }, { -4, 66 }, |
| 715 | { -5, 78 }, { -4, 71 }, { -8, 72 }, { 2, 59 }, |
| 716 | { -1, 55 }, { -7, 70 }, { -6, 75 }, { -8, 89 }, |
| 717 | { -34, 119 }, { -3, 75 }, { 32, 20 }, { 30, 22 }, |
| 718 | { -44, 127 }, { 0, 54 }, { -5, 61 }, { 0, 58 }, |
| 719 | { -1, 60 }, { -3, 61 }, { -8, 67 }, { -25, 84 }, |
| 720 | { -14, 74 }, { -5, 65 }, { 5, 52 }, { 2, 57 }, |
| 721 | { 0, 61 }, { -9, 69 }, { -11, 70 }, { 18, 55 }, |
| 722 | { -4, 71 }, { 0, 58 }, { 7, 61 }, { 9, 41 }, |
| 723 | { 18, 25 }, { 9, 32 }, { 5, 43 }, { 9, 47 }, |
| 724 | { 0, 44 }, { 0, 51 }, { 2, 46 }, { 19, 38 }, |
| 725 | { -4, 66 }, { 15, 38 }, { 12, 42 }, { 9, 34 }, |
| 726 | { 0, 89 }, |
| 727 | |
| 728 | /* 166 - 226 */ |
| 729 | { 4, 45 }, { 10, 28 }, { 10, 31 }, { 33, -11 }, |
| 730 | { 52, -43 }, { 18, 15 }, { 28, 0 }, { 35, -22 }, |
| 731 | { 38, -25 }, { 34, 0 }, { 39, -18 }, { 32, -12 }, |
| 732 | { 102, -94 }, { 0, 0 }, { 56, -15 }, { 33, -4 }, |
| 733 | { 29, 10 }, { 37, -5 }, { 51, -29 }, { 39, -9 }, |
| 734 | { 52, -34 }, { 69, -58 }, { 67, -63 }, { 44, -5 }, |
| 735 | { 32, 7 }, { 55, -29 }, { 32, 1 }, { 0, 0 }, |
| 736 | { 27, 36 }, { 33, -25 }, { 34, -30 }, { 36, -28 }, |
| 737 | { 38, -28 }, { 38, -27 }, { 34, -18 }, { 35, -16 }, |
| 738 | { 34, -14 }, { 32, -8 }, { 37, -6 }, { 35, 0 }, |
| 739 | { 30, 10 }, { 28, 18 }, { 26, 25 }, { 29, 41 }, |
| 740 | { 0, 75 }, { 2, 72 }, { 8, 77 }, { 14, 35 }, |
| 741 | { 18, 31 }, { 17, 35 }, { 21, 30 }, { 17, 45 }, |
| 742 | { 20, 42 }, { 18, 45 }, { 27, 26 }, { 16, 54 }, |
| 743 | { 7, 66 }, { 16, 56 }, { 11, 73 }, { 10, 67 }, |
| 744 | { -10, 116 }, |
| 745 | |
| 746 | /* 227 - 275 */ |
| 747 | { -23, 112 }, { -15, 71 }, { -7, 61 }, { 0, 53 }, |
| 748 | { -5, 66 }, { -11, 77 }, { -9, 80 }, { -9, 84 }, |
| 749 | { -10, 87 }, { -34, 127 }, { -21, 101 }, { -3, 39 }, |
| 750 | { -5, 53 }, { -7, 61 }, { -11, 75 }, { -15, 77 }, |
| 751 | { -17, 91 }, { -25, 107 }, { -25, 111 }, { -28, 122 }, |
| 752 | { -11, 76 }, { -10, 44 }, { -10, 52 }, { -10, 57 }, |
| 753 | { -9, 58 }, { -16, 72 }, { -7, 69 }, { -4, 69 }, |
| 754 | { -5, 74 }, { -9, 86 }, { 2, 66 }, { -9, 34 }, |
| 755 | { 1, 32 }, { 11, 31 }, { 5, 52 }, { -2, 55 }, |
| 756 | { -2, 67 }, { 0, 73 }, { -8, 89 }, { 3, 52 }, |
| 757 | { 7, 4 }, { 10, 8 }, { 17, 8 }, { 16, 19 }, |
| 758 | { 3, 37 }, { -1, 61 }, { -5, 73 }, { -1, 70 }, |
| 759 | { -4, 78 }, |
| 760 | |
| 761 | /* 276 a bit special (not used, bypass is used instead) */ |
| 762 | { 0, 0 }, |
| 763 | |
| 764 | /* 277 - 337 */ |
| 765 | { -21, 126 }, { -23, 124 }, { -20, 110 }, { -26, 126 }, |
| 766 | { -25, 124 }, { -17, 105 }, { -27, 121 }, { -27, 117 }, |
| 767 | { -17, 102 }, { -26, 117 }, { -27, 116 }, { -33, 122 }, |
| 768 | { -10, 95 }, { -14, 100 }, { -8, 95 }, { -17, 111 }, |
| 769 | { -28, 114 }, { -6, 89 }, { -2, 80 }, { -4, 82 }, |
| 770 | { -9, 85 }, { -8, 81 }, { -1, 72 }, { 5, 64 }, |
| 771 | { 1, 67 }, { 9, 56 }, { 0, 69 }, { 1, 69 }, |
| 772 | { 7, 69 }, { -7, 69 }, { -6, 67 }, { -16, 77 }, |
| 773 | { -2, 64 }, { 2, 61 }, { -6, 67 }, { -3, 64 }, |
| 774 | { 2, 57 }, { -3, 65 }, { -3, 66 }, { 0, 62 }, |
| 775 | { 9, 51 }, { -1, 66 }, { -2, 71 }, { -2, 75 }, |
| 776 | { -1, 70 }, { -9, 72 }, { 14, 60 }, { 16, 37 }, |
| 777 | { 0, 47 }, { 18, 35 }, { 11, 37 }, { 12, 41 }, |
| 778 | { 10, 41 }, { 2, 48 }, { 12, 41 }, { 13, 41 }, |
| 779 | { 0, 59 }, { 3, 50 }, { 19, 40 }, { 3, 66 }, |
| 780 | { 18, 50 }, |
| 781 | |
| 782 | /* 338 - 398 */ |
| 783 | { 19, -6 }, { 18, -6 }, { 14, 0 }, { 26, -12 }, |
| 784 | { 31, -16 }, { 33, -25 }, { 33, -22 }, { 37, -28 }, |
| 785 | { 39, -30 }, { 42, -30 }, { 47, -42 }, { 45, -36 }, |
| 786 | { 49, -34 }, { 41, -17 }, { 32, 9 }, { 69, -71 }, |
| 787 | { 63, -63 }, { 66, -64 }, { 77, -74 }, { 54, -39 }, |
| 788 | { 52, -35 }, { 41, -10 }, { 36, 0 }, { 40, -1 }, |
| 789 | { 30, 14 }, { 28, 26 }, { 23, 37 }, { 12, 55 }, |
| 790 | { 11, 65 }, { 37, -33 }, { 39, -36 }, { 40, -37 }, |
| 791 | { 38, -30 }, { 46, -33 }, { 42, -30 }, { 40, -24 }, |
| 792 | { 49, -29 }, { 38, -12 }, { 40, -10 }, { 38, -3 }, |
| 793 | { 46, -5 }, { 31, 20 }, { 29, 30 }, { 25, 44 }, |
| 794 | { 12, 48 }, { 11, 49 }, { 26, 45 }, { 22, 22 }, |
| 795 | { 23, 22 }, { 27, 21 }, { 33, 20 }, { 26, 28 }, |
| 796 | { 30, 24 }, { 27, 34 }, { 18, 42 }, { 25, 39 }, |
| 797 | { 18, 50 }, { 12, 70 }, { 21, 54 }, { 14, 71 }, |
| 798 | { 11, 83 }, |
| 799 | |
| 800 | /* 399 - 435 */ |
| 801 | { 25, 32 }, { 21, 49 }, { 21, 54 }, |
| 802 | { -5, 85 }, { -6, 81 }, { -10, 77 }, { -7, 81 }, |
| 803 | { -17, 80 }, { -18, 73 }, { -4, 74 }, { -10, 83 }, |
| 804 | { -9, 71 }, { -9, 67 }, { -1, 61 }, { -8, 66 }, |
| 805 | { -14, 66 }, { 0, 59 }, { 2, 59 }, { 17, -10 }, |
| 806 | { 32, -13 }, { 42, -9 }, { 49, -5 }, { 53, 0 }, |
| 807 | { 64, 3 }, { 68, 10 }, { 66, 27 }, { 47, 57 }, |
| 808 | { -5, 71 }, { 0, 24 }, { -1, 36 }, { -2, 42 }, |
| 809 | { -2, 52 }, { -9, 57 }, { -6, 63 }, { -4, 65 }, |
| 810 | { -4, 67 }, { -7, 82 }, |
| 811 | |
| 812 | /* 436 - 459 */ |
| 813 | { -3, 81 }, { -3, 76 }, { -7, 72 }, { -6, 78 }, |
| 814 | { -12, 72 }, { -14, 68 }, { -3, 70 }, { -6, 76 }, |
| 815 | { -5, 66 }, { -5, 62 }, { 0, 57 }, { -4, 61 }, |
| 816 | { -9, 60 }, { 1, 54 }, { 2, 58 }, { 17, -10 }, |
| 817 | { 32, -13 }, { 42, -9 }, { 49, -5 }, { 53, 0 }, |
| 818 | { 64, 3 }, { 68, 10 }, { 66, 27 }, { 47, 57 }, |
| 819 | |
| 820 | /* 460 - 1024 */ |
| 821 | { 0, 80 }, { -5, 89 }, { -7, 94 }, { -4, 92 }, |
| 822 | { 0, 39 }, { 0, 65 }, { -15, 84 }, { -35, 127 }, |
| 823 | { -2, 73 }, { -12, 104 }, { -9, 91 }, { -31, 127 }, |
| 824 | { 0, 80 }, { -5, 89 }, { -7, 94 }, { -4, 92 }, |
| 825 | { 0, 39 }, { 0, 65 }, { -15, 84 }, { -35, 127 }, |
| 826 | { -2, 73 }, { -12, 104 }, { -9, 91 }, { -31, 127 }, |
| 827 | { -13, 103 }, { -13, 91 }, { -9, 89 }, { -14, 92 }, |
| 828 | { -8, 76 }, { -12, 87 }, { -23, 110 }, { -24, 105 }, |
| 829 | { -10, 78 }, { -20, 112 }, { -17, 99 }, { -78, 127 }, |
| 830 | { -70, 127 }, { -50, 127 }, { -46, 127 }, { -4, 66 }, |
| 831 | { -5, 78 }, { -4, 71 }, { -8, 72 }, { 2, 59 }, |
| 832 | { -1, 55 }, { -7, 70 }, { -6, 75 }, { -8, 89 }, |
| 833 | { -34, 119 }, { -3, 75 }, { 32, 20 }, { 30, 22 }, |
| 834 | { -44, 127 }, { 0, 54 }, { -5, 61 }, { 0, 58 }, |
| 835 | { -1, 60 }, { -3, 61 }, { -8, 67 }, { -25, 84 }, |
| 836 | { -14, 74 }, { -5, 65 }, { 5, 52 }, { 2, 57 }, |
| 837 | { 0, 61 }, { -9, 69 }, { -11, 70 }, { 18, 55 }, |
| 838 | { -13, 103 }, { -13, 91 }, { -9, 89 }, { -14, 92 }, |
| 839 | { -8, 76 }, { -12, 87 }, { -23, 110 }, { -24, 105 }, |
| 840 | { -10, 78 }, { -20, 112 }, { -17, 99 }, { -78, 127 }, |
| 841 | { -70, 127 }, { -50, 127 }, { -46, 127 }, { -4, 66 }, |
| 842 | { -5, 78 }, { -4, 71 }, { -8, 72 }, { 2, 59 }, |
| 843 | { -1, 55 }, { -7, 70 }, { -6, 75 }, { -8, 89 }, |
| 844 | { -34, 119 }, { -3, 75 }, { 32, 20 }, { 30, 22 }, |
| 845 | { -44, 127 }, { 0, 54 }, { -5, 61 }, { 0, 58 }, |
| 846 | { -1, 60 }, { -3, 61 }, { -8, 67 }, { -25, 84 }, |
| 847 | { -14, 74 }, { -5, 65 }, { 5, 52 }, { 2, 57 }, |
| 848 | { 0, 61 }, { -9, 69 }, { -11, 70 }, { 18, 55 }, |
| 849 | { 4, 45 }, { 10, 28 }, { 10, 31 }, { 33, -11 }, |
| 850 | { 52, -43 }, { 18, 15 }, { 28, 0 }, { 35, -22 }, |
| 851 | { 38, -25 }, { 34, 0 }, { 39, -18 }, { 32, -12 }, |
| 852 | { 102, -94 }, { 0, 0 }, { 56, -15 }, { 33, -4 }, |
| 853 | { 29, 10 }, { 37, -5 }, { 51, -29 }, { 39, -9 }, |
| 854 | { 52, -34 }, { 69, -58 }, { 67, -63 }, { 44, -5 }, |
| 855 | { 32, 7 }, { 55, -29 }, { 32, 1 }, { 0, 0 }, |
| 856 | { 27, 36 }, { 33, -25 }, { 34, -30 }, { 36, -28 }, |
| 857 | { 38, -28 }, { 38, -27 }, { 34, -18 }, { 35, -16 }, |
| 858 | { 34, -14 }, { 32, -8 }, { 37, -6 }, { 35, 0 }, |
| 859 | { 30, 10 }, { 28, 18 }, { 26, 25 }, { 29, 41 }, |
| 860 | { 4, 45 }, { 10, 28 }, { 10, 31 }, { 33, -11 }, |
| 861 | { 52, -43 }, { 18, 15 }, { 28, 0 }, { 35, -22 }, |
| 862 | { 38, -25 }, { 34, 0 }, { 39, -18 }, { 32, -12 }, |
| 863 | { 102, -94 }, { 0, 0 }, { 56, -15 }, { 33, -4 }, |
| 864 | { 29, 10 }, { 37, -5 }, { 51, -29 }, { 39, -9 }, |
| 865 | { 52, -34 }, { 69, -58 }, { 67, -63 }, { 44, -5 }, |
| 866 | { 32, 7 }, { 55, -29 }, { 32, 1 }, { 0, 0 }, |
| 867 | { 27, 36 }, { 33, -25 }, { 34, -30 }, { 36, -28 }, |
| 868 | { 38, -28 }, { 38, -27 }, { 34, -18 }, { 35, -16 }, |
| 869 | { 34, -14 }, { 32, -8 }, { 37, -6 }, { 35, 0 }, |
| 870 | { 30, 10 }, { 28, 18 }, { 26, 25 }, { 29, 41 }, |
| 871 | { -5, 85 }, { -6, 81 }, { -10, 77 }, { -7, 81 }, |
| 872 | { -17, 80 }, { -18, 73 }, { -4, 74 }, { -10, 83 }, |
| 873 | { -9, 71 }, { -9, 67 }, { -1, 61 }, { -8, 66 }, |
| 874 | { -14, 66 }, { 0, 59 }, { 2, 59 }, { -3, 81 }, |
| 875 | { -3, 76 }, { -7, 72 }, { -6, 78 }, { -12, 72 }, |
| 876 | { -14, 68 }, { -3, 70 }, { -6, 76 }, { -5, 66 }, |
| 877 | { -5, 62 }, { 0, 57 }, { -4, 61 }, { -9, 60 }, |
| 878 | { 1, 54 }, { 2, 58 }, { 17, -10 }, { 32, -13 }, |
| 879 | { 42, -9 }, { 49, -5 }, { 53, 0 }, { 64, 3 }, |
| 880 | { 68, 10 }, { 66, 27 }, { 47, 57 }, { 17, -10 }, |
| 881 | { 32, -13 }, { 42, -9 }, { 49, -5 }, { 53, 0 }, |
| 882 | { 64, 3 }, { 68, 10 }, { 66, 27 }, { 47, 57 }, |
| 883 | { -5, 71 }, { 0, 24 }, { -1, 36 }, { -2, 42 }, |
| 884 | { -2, 52 }, { -9, 57 }, { -6, 63 }, { -4, 65 }, |
| 885 | { -4, 67 }, { -7, 82 }, { -5, 85 }, { -6, 81 }, |
| 886 | { -10, 77 }, { -7, 81 }, { -17, 80 }, { -18, 73 }, |
| 887 | { -4, 74 }, { -10, 83 }, { -9, 71 }, { -9, 67 }, |
| 888 | { -1, 61 }, { -8, 66 }, { -14, 66 }, { 0, 59 }, |
| 889 | { 2, 59 }, { -3, 81 }, { -3, 76 }, { -7, 72 }, |
| 890 | { -6, 78 }, { -12, 72 }, { -14, 68 }, { -3, 70 }, |
| 891 | { -6, 76 }, { -5, 66 }, { -5, 62 }, { 0, 57 }, |
| 892 | { -4, 61 }, { -9, 60 }, { 1, 54 }, { 2, 58 }, |
| 893 | { 17, -10 }, { 32, -13 }, { 42, -9 }, { 49, -5 }, |
| 894 | { 53, 0 }, { 64, 3 }, { 68, 10 }, { 66, 27 }, |
| 895 | { 47, 57 }, { 17, -10 }, { 32, -13 }, { 42, -9 }, |
| 896 | { 49, -5 }, { 53, 0 }, { 64, 3 }, { 68, 10 }, |
| 897 | { 66, 27 }, { 47, 57 }, { -5, 71 }, { 0, 24 }, |
| 898 | { -1, 36 }, { -2, 42 }, { -2, 52 }, { -9, 57 }, |
| 899 | { -6, 63 }, { -4, 65 }, { -4, 67 }, { -7, 82 }, |
| 900 | { -21, 126 }, { -23, 124 }, { -20, 110 }, { -26, 126 }, |
| 901 | { -25, 124 }, { -17, 105 }, { -27, 121 }, { -27, 117 }, |
| 902 | { -17, 102 }, { -26, 117 }, { -27, 116 }, { -33, 122 }, |
| 903 | { -10, 95 }, { -14, 100 }, { -8, 95 }, { -17, 111 }, |
| 904 | { -28, 114 }, { -6, 89 }, { -2, 80 }, { -4, 82 }, |
| 905 | { -9, 85 }, { -8, 81 }, { -1, 72 }, { 5, 64 }, |
| 906 | { 1, 67 }, { 9, 56 }, { 0, 69 }, { 1, 69 }, |
| 907 | { 7, 69 }, { -7, 69 }, { -6, 67 }, { -16, 77 }, |
| 908 | { -2, 64 }, { 2, 61 }, { -6, 67 }, { -3, 64 }, |
| 909 | { 2, 57 }, { -3, 65 }, { -3, 66 }, { 0, 62 }, |
| 910 | { 9, 51 }, { -1, 66 }, { -2, 71 }, { -2, 75 }, |
| 911 | { -21, 126 }, { -23, 124 }, { -20, 110 }, { -26, 126 }, |
| 912 | { -25, 124 }, { -17, 105 }, { -27, 121 }, { -27, 117 }, |
| 913 | { -17, 102 }, { -26, 117 }, { -27, 116 }, { -33, 122 }, |
| 914 | { -10, 95 }, { -14, 100 }, { -8, 95 }, { -17, 111 }, |
| 915 | { -28, 114 }, { -6, 89 }, { -2, 80 }, { -4, 82 }, |
| 916 | { -9, 85 }, { -8, 81 }, { -1, 72 }, { 5, 64 }, |
| 917 | { 1, 67 }, { 9, 56 }, { 0, 69 }, { 1, 69 }, |
| 918 | { 7, 69 }, { -7, 69 }, { -6, 67 }, { -16, 77 }, |
| 919 | { -2, 64 }, { 2, 61 }, { -6, 67 }, { -3, 64 }, |
| 920 | { 2, 57 }, { -3, 65 }, { -3, 66 }, { 0, 62 }, |
| 921 | { 9, 51 }, { -1, 66 }, { -2, 71 }, { -2, 75 }, |
| 922 | { 19, -6 }, { 18, -6 }, { 14, 0 }, { 26, -12 }, |
| 923 | { 31, -16 }, { 33, -25 }, { 33, -22 }, { 37, -28 }, |
| 924 | { 39, -30 }, { 42, -30 }, { 47, -42 }, { 45, -36 }, |
| 925 | { 49, -34 }, { 41, -17 }, { 32, 9 }, { 69, -71 }, |
| 926 | { 63, -63 }, { 66, -64 }, { 77, -74 }, { 54, -39 }, |
| 927 | { 52, -35 }, { 41, -10 }, { 36, 0 }, { 40, -1 }, |
| 928 | { 30, 14 }, { 28, 26 }, { 23, 37 }, { 12, 55 }, |
| 929 | { 11, 65 }, { 37, -33 }, { 39, -36 }, { 40, -37 }, |
| 930 | { 38, -30 }, { 46, -33 }, { 42, -30 }, { 40, -24 }, |
| 931 | { 49, -29 }, { 38, -12 }, { 40, -10 }, { 38, -3 }, |
| 932 | { 46, -5 }, { 31, 20 }, { 29, 30 }, { 25, 44 }, |
| 933 | { 19, -6 }, { 18, -6 }, { 14, 0 }, { 26, -12 }, |
| 934 | { 31, -16 }, { 33, -25 }, { 33, -22 }, { 37, -28 }, |
| 935 | { 39, -30 }, { 42, -30 }, { 47, -42 }, { 45, -36 }, |
| 936 | { 49, -34 }, { 41, -17 }, { 32, 9 }, { 69, -71 }, |
| 937 | { 63, -63 }, { 66, -64 }, { 77, -74 }, { 54, -39 }, |
| 938 | { 52, -35 }, { 41, -10 }, { 36, 0 }, { 40, -1 }, |
| 939 | { 30, 14 }, { 28, 26 }, { 23, 37 }, { 12, 55 }, |
| 940 | { 11, 65 }, { 37, -33 }, { 39, -36 }, { 40, -37 }, |
| 941 | { 38, -30 }, { 46, -33 }, { 42, -30 }, { 40, -24 }, |
| 942 | { 49, -29 }, { 38, -12 }, { 40, -10 }, { 38, -3 }, |
| 943 | { 46, -5 }, { 31, 20 }, { 29, 30 }, { 25, 44 }, |
| 944 | { -23, 112 }, { -15, 71 }, { -7, 61 }, { 0, 53 }, |
| 945 | { -5, 66 }, { -11, 77 }, { -9, 80 }, { -9, 84 }, |
| 946 | { -10, 87 }, { -34, 127 }, { -21, 101 }, { -3, 39 }, |
| 947 | { -5, 53 }, { -7, 61 }, { -11, 75 }, { -15, 77 }, |
| 948 | { -17, 91 }, { -25, 107 }, { -25, 111 }, { -28, 122 }, |
| 949 | { -11, 76 }, { -10, 44 }, { -10, 52 }, { -10, 57 }, |
| 950 | { -9, 58 }, { -16, 72 }, { -7, 69 }, { -4, 69 }, |
| 951 | { -5, 74 }, { -9, 86 }, { -23, 112 }, { -15, 71 }, |
| 952 | { -7, 61 }, { 0, 53 }, { -5, 66 }, { -11, 77 }, |
| 953 | { -9, 80 }, { -9, 84 }, { -10, 87 }, { -34, 127 }, |
| 954 | { -21, 101 }, { -3, 39 }, { -5, 53 }, { -7, 61 }, |
| 955 | { -11, 75 }, { -15, 77 }, { -17, 91 }, { -25, 107 }, |
| 956 | { -25, 111 }, { -28, 122 }, { -11, 76 }, { -10, 44 }, |
| 957 | { -10, 52 }, { -10, 57 }, { -9, 58 }, { -16, 72 }, |
| 958 | { -7, 69 }, { -4, 69 }, { -5, 74 }, { -9, 86 }, |
| 959 | { -2, 73 }, { -12, 104 }, { -9, 91 }, { -31, 127 }, |
| 960 | { -2, 73 }, { -12, 104 }, { -9, 91 }, { -31, 127 }, |
| 961 | { -2, 73 }, { -12, 104 }, { -9, 91 }, { -31, 127 } |
| 962 | }, |
| 963 | |
| 964 | /* i_cabac_init_idc == 2 */ |
| 965 | { |
| 966 | /* 0 - 10 */ |
| 967 | { 20, -15 }, { 2, 54 }, { 3, 74 }, { 20, -15 }, |
| 968 | { 2, 54 }, { 3, 74 }, { -28, 127 }, { -23, 104 }, |
| 969 | { -6, 53 }, { -1, 54 }, { 7, 51 }, |
| 970 | |
| 971 | /* 11 - 23 */ |
| 972 | { 29, 16 }, { 25, 0 }, { 14, 0 }, { -10, 51 }, |
| 973 | { -3, 62 }, { -27, 99 }, { 26, 16 }, { -4, 85 }, |
| 974 | { -24, 102 }, { 5, 57 }, { 6, 57 }, { -17, 73 }, |
| 975 | { 14, 57 }, |
| 976 | |
| 977 | /* 24 - 39 */ |
| 978 | { 20, 40 }, { 20, 10 }, { 29, 0 }, { 54, 0 }, |
| 979 | { 37, 42 }, { 12, 97 }, { -32, 127 }, { -22, 117 }, |
| 980 | { -2, 74 }, { -4, 85 }, { -24, 102 }, { 5, 57 }, |
| 981 | { -6, 93 }, { -14, 88 }, { -6, 44 }, { 4, 55 }, |
| 982 | |
| 983 | /* 40 - 53 */ |
| 984 | { -11, 89 },{ -15, 103 },{ -21, 116 },{ 19, 57 }, |
| 985 | { 20, 58 },{ 4, 84 },{ 6, 96 },{ 1, 63 }, |
| 986 | { -5, 85 },{ -13, 106 },{ 5, 63 },{ 6, 75 }, |
| 987 | { -3, 90 },{ -1, 101 }, |
| 988 | |
| 989 | /* 54 - 59 */ |
| 990 | { 3, 55 },{ -4, 79 },{ -2, 75 },{ -12, 97 }, |
| 991 | { -7, 50 },{ 1, 60 }, |
| 992 | |
| 993 | /* 60 - 69 */ |
| 994 | { 0, 41 }, { 0, 63 }, { 0, 63 }, { 0, 63 }, |
| 995 | { -9, 83 }, { 4, 86 }, { 0, 97 }, { -7, 72 }, |
| 996 | { 13, 41 }, { 3, 62 }, |
| 997 | |
| 998 | /* 70 - 104 */ |
| 999 | { 7, 34 }, { -9, 88 }, { -20, 127 }, { -36, 127 }, |
| 1000 | { -17, 91 }, { -14, 95 }, { -25, 84 }, { -25, 86 }, |
| 1001 | { -12, 89 }, { -17, 91 }, { -31, 127 }, { -14, 76 }, |
| 1002 | { -18, 103 }, { -13, 90 }, { -37, 127 }, { 11, 80 }, |
| 1003 | { 5, 76 }, { 2, 84 }, { 5, 78 }, { -6, 55 }, |
| 1004 | { 4, 61 }, { -14, 83 }, { -37, 127 }, { -5, 79 }, |
| 1005 | { -11, 104 }, { -11, 91 }, { -30, 127 }, { 0, 65 }, |
| 1006 | { -2, 79 }, { 0, 72 }, { -4, 92 }, { -6, 56 }, |
| 1007 | { 3, 68 }, { -8, 71 }, { -13, 98 }, |
| 1008 | |
| 1009 | /* 105 -> 165 */ |
| 1010 | { -4, 86 }, { -12, 88 }, { -5, 82 }, { -3, 72 }, |
| 1011 | { -4, 67 }, { -8, 72 }, { -16, 89 }, { -9, 69 }, |
| 1012 | { -1, 59 }, { 5, 66 }, { 4, 57 }, { -4, 71 }, |
| 1013 | { -2, 71 }, { 2, 58 }, { -1, 74 }, { -4, 44 }, |
| 1014 | { -1, 69 }, { 0, 62 }, { -7, 51 }, { -4, 47 }, |
| 1015 | { -6, 42 }, { -3, 41 }, { -6, 53 }, { 8, 76 }, |
| 1016 | { -9, 78 }, { -11, 83 }, { 9, 52 }, { 0, 67 }, |
| 1017 | { -5, 90 }, { 1, 67 }, { -15, 72 }, { -5, 75 }, |
| 1018 | { -8, 80 }, { -21, 83 }, { -21, 64 }, { -13, 31 }, |
| 1019 | { -25, 64 }, { -29, 94 }, { 9, 75 }, { 17, 63 }, |
| 1020 | { -8, 74 }, { -5, 35 }, { -2, 27 }, { 13, 91 }, |
| 1021 | { 3, 65 }, { -7, 69 }, { 8, 77 }, { -10, 66 }, |
| 1022 | { 3, 62 }, { -3, 68 }, { -20, 81 }, { 0, 30 }, |
| 1023 | { 1, 7 }, { -3, 23 }, { -21, 74 }, { 16, 66 }, |
| 1024 | { -23, 124 }, { 17, 37 }, { 44, -18 }, { 50, -34 }, |
| 1025 | { -22, 127 }, |
| 1026 | |
| 1027 | /* 166 - 226 */ |
| 1028 | { 4, 39 }, { 0, 42 }, { 7, 34 }, { 11, 29 }, |
| 1029 | { 8, 31 }, { 6, 37 }, { 7, 42 }, { 3, 40 }, |
| 1030 | { 8, 33 }, { 13, 43 }, { 13, 36 }, { 4, 47 }, |
| 1031 | { 3, 55 }, { 2, 58 }, { 6, 60 }, { 8, 44 }, |
| 1032 | { 11, 44 }, { 14, 42 }, { 7, 48 }, { 4, 56 }, |
| 1033 | { 4, 52 }, { 13, 37 }, { 9, 49 }, { 19, 58 }, |
| 1034 | { 10, 48 }, { 12, 45 }, { 0, 69 }, { 20, 33 }, |
| 1035 | { 8, 63 }, { 35, -18 }, { 33, -25 }, { 28, -3 }, |
| 1036 | { 24, 10 }, { 27, 0 }, { 34, -14 }, { 52, -44 }, |
| 1037 | { 39, -24 }, { 19, 17 }, { 31, 25 }, { 36, 29 }, |
| 1038 | { 24, 33 }, { 34, 15 }, { 30, 20 }, { 22, 73 }, |
| 1039 | { 20, 34 }, { 19, 31 }, { 27, 44 }, { 19, 16 }, |
| 1040 | { 15, 36 }, { 15, 36 }, { 21, 28 }, { 25, 21 }, |
| 1041 | { 30, 20 }, { 31, 12 }, { 27, 16 }, { 24, 42 }, |
| 1042 | { 0, 93 }, { 14, 56 }, { 15, 57 }, { 26, 38 }, |
| 1043 | { -24, 127 }, |
| 1044 | |
| 1045 | /* 227 - 275 */ |
| 1046 | { -24, 115 }, { -22, 82 }, { -9, 62 }, { 0, 53 }, |
| 1047 | { 0, 59 }, { -14, 85 }, { -13, 89 }, { -13, 94 }, |
| 1048 | { -11, 92 }, { -29, 127 }, { -21, 100 }, { -14, 57 }, |
| 1049 | { -12, 67 }, { -11, 71 }, { -10, 77 }, { -21, 85 }, |
| 1050 | { -16, 88 }, { -23, 104 }, { -15, 98 }, { -37, 127 }, |
| 1051 | { -10, 82 }, { -8, 48 }, { -8, 61 }, { -8, 66 }, |
| 1052 | { -7, 70 }, { -14, 75 }, { -10, 79 }, { -9, 83 }, |
| 1053 | { -12, 92 }, { -18, 108 }, { -4, 79 }, { -22, 69 }, |
| 1054 | { -16, 75 }, { -2, 58 }, { 1, 58 }, { -13, 78 }, |
| 1055 | { -9, 83 }, { -4, 81 }, { -13, 99 }, { -13, 81 }, |
| 1056 | { -6, 38 }, { -13, 62 }, { -6, 58 }, { -2, 59 }, |
| 1057 | { -16, 73 }, { -10, 76 }, { -13, 86 }, { -9, 83 }, |
| 1058 | { -10, 87 }, |
| 1059 | |
| 1060 | /* 276 a bit special (not used, bypass is used instead) */ |
| 1061 | { 0, 0 }, |
| 1062 | |
| 1063 | /* 277 - 337 */ |
| 1064 | { -22, 127 }, { -25, 127 }, { -25, 120 }, { -27, 127 }, |
| 1065 | { -19, 114 }, { -23, 117 }, { -25, 118 }, { -26, 117 }, |
| 1066 | { -24, 113 }, { -28, 118 }, { -31, 120 }, { -37, 124 }, |
| 1067 | { -10, 94 }, { -15, 102 }, { -10, 99 }, { -13, 106 }, |
| 1068 | { -50, 127 }, { -5, 92 }, { 17, 57 }, { -5, 86 }, |
| 1069 | { -13, 94 }, { -12, 91 }, { -2, 77 }, { 0, 71 }, |
| 1070 | { -1, 73 }, { 4, 64 }, { -7, 81 }, { 5, 64 }, |
| 1071 | { 15, 57 }, { 1, 67 }, { 0, 68 }, { -10, 67 }, |
| 1072 | { 1, 68 }, { 0, 77 }, { 2, 64 }, { 0, 68 }, |
| 1073 | { -5, 78 }, { 7, 55 }, { 5, 59 }, { 2, 65 }, |
| 1074 | { 14, 54 }, { 15, 44 }, { 5, 60 }, { 2, 70 }, |
| 1075 | { -2, 76 }, { -18, 86 }, { 12, 70 }, { 5, 64 }, |
| 1076 | { -12, 70 }, { 11, 55 }, { 5, 56 }, { 0, 69 }, |
| 1077 | { 2, 65 }, { -6, 74 }, { 5, 54 }, { 7, 54 }, |
| 1078 | { -6, 76 }, { -11, 82 }, { -2, 77 }, { -2, 77 }, |
| 1079 | { 25, 42 }, |
| 1080 | |
| 1081 | /* 338 - 398 */ |
| 1082 | { 17, -13 }, { 16, -9 }, { 17, -12 }, { 27, -21 }, |
| 1083 | { 37, -30 }, { 41, -40 }, { 42, -41 }, { 48, -47 }, |
| 1084 | { 39, -32 }, { 46, -40 }, { 52, -51 }, { 46, -41 }, |
| 1085 | { 52, -39 }, { 43, -19 }, { 32, 11 }, { 61, -55 }, |
| 1086 | { 56, -46 }, { 62, -50 }, { 81, -67 }, { 45, -20 }, |
| 1087 | { 35, -2 }, { 28, 15 }, { 34, 1 }, { 39, 1 }, |
| 1088 | { 30, 17 }, { 20, 38 }, { 18, 45 }, { 15, 54 }, |
| 1089 | { 0, 79 }, { 36, -16 }, { 37, -14 }, { 37, -17 }, |
| 1090 | { 32, 1 }, { 34, 15 }, { 29, 15 }, { 24, 25 }, |
| 1091 | { 34, 22 }, { 31, 16 }, { 35, 18 }, { 31, 28 }, |
| 1092 | { 33, 41 }, { 36, 28 }, { 27, 47 }, { 21, 62 }, |
| 1093 | { 18, 31 }, { 19, 26 }, { 36, 24 }, { 24, 23 }, |
| 1094 | { 27, 16 }, { 24, 30 }, { 31, 29 }, { 22, 41 }, |
| 1095 | { 22, 42 }, { 16, 60 }, { 15, 52 }, { 14, 60 }, |
| 1096 | { 3, 78 }, { -16, 123 }, { 21, 53 }, { 22, 56 }, |
| 1097 | { 25, 61 }, |
| 1098 | |
| 1099 | /* 399 - 435 */ |
| 1100 | { 21, 33 }, { 19, 50 }, { 17, 61 }, |
| 1101 | { -3, 78 }, { -8, 74 }, { -9, 72 }, { -10, 72 }, |
| 1102 | { -18, 75 }, { -12, 71 }, { -11, 63 }, { -5, 70 }, |
| 1103 | { -17, 75 }, { -14, 72 }, { -16, 67 }, { -8, 53 }, |
| 1104 | { -14, 59 }, { -9, 52 }, { -11, 68 }, { 9, -2 }, |
| 1105 | { 30, -10 }, { 31, -4 }, { 33, -1 }, { 33, 7 }, |
| 1106 | { 31, 12 }, { 37, 23 }, { 31, 38 }, { 20, 64 }, |
| 1107 | { -9, 71 }, { -7, 37 }, { -8, 44 }, { -11, 49 }, |
| 1108 | { -10, 56 }, { -12, 59 }, { -8, 63 }, { -9, 67 }, |
| 1109 | { -6, 68 }, { -10, 79 }, |
| 1110 | |
| 1111 | /* 436 - 459 */ |
| 1112 | { -3, 78 }, { -8, 74 }, { -9, 72 }, { -10, 72 }, |
| 1113 | { -18, 75 }, { -12, 71 }, { -11, 63 }, { -5, 70 }, |
| 1114 | { -17, 75 }, { -14, 72 }, { -16, 67 }, { -8, 53 }, |
| 1115 | { -14, 59 }, { -9, 52 }, { -11, 68 }, { 9, -2 }, |
| 1116 | { 30, -10 }, { 31, -4 }, { 33, -1 }, { 33, 7 }, |
| 1117 | { 31, 12 }, { 37, 23 }, { 31, 38 }, { 20, 64 }, |
| 1118 | |
| 1119 | /* 460 - 1024 */ |
| 1120 | { 11, 80 }, { 5, 76 }, { 2, 84 }, { 5, 78 }, |
| 1121 | { -6, 55 }, { 4, 61 }, { -14, 83 }, { -37, 127 }, |
| 1122 | { -5, 79 }, { -11, 104 }, { -11, 91 }, { -30, 127 }, |
| 1123 | { 11, 80 }, { 5, 76 }, { 2, 84 }, { 5, 78 }, |
| 1124 | { -6, 55 }, { 4, 61 }, { -14, 83 }, { -37, 127 }, |
| 1125 | { -5, 79 }, { -11, 104 }, { -11, 91 }, { -30, 127 }, |
| 1126 | { -4, 86 }, { -12, 88 }, { -5, 82 }, { -3, 72 }, |
| 1127 | { -4, 67 }, { -8, 72 }, { -16, 89 }, { -9, 69 }, |
| 1128 | { -1, 59 }, { 5, 66 }, { 4, 57 }, { -4, 71 }, |
| 1129 | { -2, 71 }, { 2, 58 }, { -1, 74 }, { -4, 44 }, |
| 1130 | { -1, 69 }, { 0, 62 }, { -7, 51 }, { -4, 47 }, |
| 1131 | { -6, 42 }, { -3, 41 }, { -6, 53 }, { 8, 76 }, |
| 1132 | { -9, 78 }, { -11, 83 }, { 9, 52 }, { 0, 67 }, |
| 1133 | { -5, 90 }, { 1, 67 }, { -15, 72 }, { -5, 75 }, |
| 1134 | { -8, 80 }, { -21, 83 }, { -21, 64 }, { -13, 31 }, |
| 1135 | { -25, 64 }, { -29, 94 }, { 9, 75 }, { 17, 63 }, |
| 1136 | { -8, 74 }, { -5, 35 }, { -2, 27 }, { 13, 91 }, |
| 1137 | { -4, 86 }, { -12, 88 }, { -5, 82 }, { -3, 72 }, |
| 1138 | { -4, 67 }, { -8, 72 }, { -16, 89 }, { -9, 69 }, |
| 1139 | { -1, 59 }, { 5, 66 }, { 4, 57 }, { -4, 71 }, |
| 1140 | { -2, 71 }, { 2, 58 }, { -1, 74 }, { -4, 44 }, |
| 1141 | { -1, 69 }, { 0, 62 }, { -7, 51 }, { -4, 47 }, |
| 1142 | { -6, 42 }, { -3, 41 }, { -6, 53 }, { 8, 76 }, |
| 1143 | { -9, 78 }, { -11, 83 }, { 9, 52 }, { 0, 67 }, |
| 1144 | { -5, 90 }, { 1, 67 }, { -15, 72 }, { -5, 75 }, |
| 1145 | { -8, 80 }, { -21, 83 }, { -21, 64 }, { -13, 31 }, |
| 1146 | { -25, 64 }, { -29, 94 }, { 9, 75 }, { 17, 63 }, |
| 1147 | { -8, 74 }, { -5, 35 }, { -2, 27 }, { 13, 91 }, |
| 1148 | { 4, 39 }, { 0, 42 }, { 7, 34 }, { 11, 29 }, |
| 1149 | { 8, 31 }, { 6, 37 }, { 7, 42 }, { 3, 40 }, |
| 1150 | { 8, 33 }, { 13, 43 }, { 13, 36 }, { 4, 47 }, |
| 1151 | { 3, 55 }, { 2, 58 }, { 6, 60 }, { 8, 44 }, |
| 1152 | { 11, 44 }, { 14, 42 }, { 7, 48 }, { 4, 56 }, |
| 1153 | { 4, 52 }, { 13, 37 }, { 9, 49 }, { 19, 58 }, |
| 1154 | { 10, 48 }, { 12, 45 }, { 0, 69 }, { 20, 33 }, |
| 1155 | { 8, 63 }, { 35, -18 }, { 33, -25 }, { 28, -3 }, |
| 1156 | { 24, 10 }, { 27, 0 }, { 34, -14 }, { 52, -44 }, |
| 1157 | { 39, -24 }, { 19, 17 }, { 31, 25 }, { 36, 29 }, |
| 1158 | { 24, 33 }, { 34, 15 }, { 30, 20 }, { 22, 73 }, |
| 1159 | { 4, 39 }, { 0, 42 }, { 7, 34 }, { 11, 29 }, |
| 1160 | { 8, 31 }, { 6, 37 }, { 7, 42 }, { 3, 40 }, |
| 1161 | { 8, 33 }, { 13, 43 }, { 13, 36 }, { 4, 47 }, |
| 1162 | { 3, 55 }, { 2, 58 }, { 6, 60 }, { 8, 44 }, |
| 1163 | { 11, 44 }, { 14, 42 }, { 7, 48 }, { 4, 56 }, |
| 1164 | { 4, 52 }, { 13, 37 }, { 9, 49 }, { 19, 58 }, |
| 1165 | { 10, 48 }, { 12, 45 }, { 0, 69 }, { 20, 33 }, |
| 1166 | { 8, 63 }, { 35, -18 }, { 33, -25 }, { 28, -3 }, |
| 1167 | { 24, 10 }, { 27, 0 }, { 34, -14 }, { 52, -44 }, |
| 1168 | { 39, -24 }, { 19, 17 }, { 31, 25 }, { 36, 29 }, |
| 1169 | { 24, 33 }, { 34, 15 }, { 30, 20 }, { 22, 73 }, |
| 1170 | { -3, 78 }, { -8, 74 }, { -9, 72 }, { -10, 72 }, |
| 1171 | { -18, 75 }, { -12, 71 }, { -11, 63 }, { -5, 70 }, |
| 1172 | { -17, 75 }, { -14, 72 }, { -16, 67 }, { -8, 53 }, |
| 1173 | { -14, 59 }, { -9, 52 }, { -11, 68 }, { -3, 78 }, |
| 1174 | { -8, 74 }, { -9, 72 }, { -10, 72 }, { -18, 75 }, |
| 1175 | { -12, 71 }, { -11, 63 }, { -5, 70 }, { -17, 75 }, |
| 1176 | { -14, 72 }, { -16, 67 }, { -8, 53 }, { -14, 59 }, |
| 1177 | { -9, 52 }, { -11, 68 }, { 9, -2 }, { 30, -10 }, |
| 1178 | { 31, -4 }, { 33, -1 }, { 33, 7 }, { 31, 12 }, |
| 1179 | { 37, 23 }, { 31, 38 }, { 20, 64 }, { 9, -2 }, |
| 1180 | { 30, -10 }, { 31, -4 }, { 33, -1 }, { 33, 7 }, |
| 1181 | { 31, 12 }, { 37, 23 }, { 31, 38 }, { 20, 64 }, |
| 1182 | { -9, 71 }, { -7, 37 }, { -8, 44 }, { -11, 49 }, |
| 1183 | { -10, 56 }, { -12, 59 }, { -8, 63 }, { -9, 67 }, |
| 1184 | { -6, 68 }, { -10, 79 }, { -3, 78 }, { -8, 74 }, |
| 1185 | { -9, 72 }, { -10, 72 }, { -18, 75 }, { -12, 71 }, |
| 1186 | { -11, 63 }, { -5, 70 }, { -17, 75 }, { -14, 72 }, |
| 1187 | { -16, 67 }, { -8, 53 }, { -14, 59 }, { -9, 52 }, |
| 1188 | { -11, 68 }, { -3, 78 }, { -8, 74 }, { -9, 72 }, |
| 1189 | { -10, 72 }, { -18, 75 }, { -12, 71 }, { -11, 63 }, |
| 1190 | { -5, 70 }, { -17, 75 }, { -14, 72 }, { -16, 67 }, |
| 1191 | { -8, 53 }, { -14, 59 }, { -9, 52 }, { -11, 68 }, |
| 1192 | { 9, -2 }, { 30, -10 }, { 31, -4 }, { 33, -1 }, |
| 1193 | { 33, 7 }, { 31, 12 }, { 37, 23 }, { 31, 38 }, |
| 1194 | { 20, 64 }, { 9, -2 }, { 30, -10 }, { 31, -4 }, |
| 1195 | { 33, -1 }, { 33, 7 }, { 31, 12 }, { 37, 23 }, |
| 1196 | { 31, 38 }, { 20, 64 }, { -9, 71 }, { -7, 37 }, |
| 1197 | { -8, 44 }, { -11, 49 }, { -10, 56 }, { -12, 59 }, |
| 1198 | { -8, 63 }, { -9, 67 }, { -6, 68 }, { -10, 79 }, |
| 1199 | { -22, 127 }, { -25, 127 }, { -25, 120 }, { -27, 127 }, |
| 1200 | { -19, 114 }, { -23, 117 }, { -25, 118 }, { -26, 117 }, |
| 1201 | { -24, 113 }, { -28, 118 }, { -31, 120 }, { -37, 124 }, |
| 1202 | { -10, 94 }, { -15, 102 }, { -10, 99 }, { -13, 106 }, |
| 1203 | { -50, 127 }, { -5, 92 }, { 17, 57 }, { -5, 86 }, |
| 1204 | { -13, 94 }, { -12, 91 }, { -2, 77 }, { 0, 71 }, |
| 1205 | { -1, 73 }, { 4, 64 }, { -7, 81 }, { 5, 64 }, |
| 1206 | { 15, 57 }, { 1, 67 }, { 0, 68 }, { -10, 67 }, |
| 1207 | { 1, 68 }, { 0, 77 }, { 2, 64 }, { 0, 68 }, |
| 1208 | { -5, 78 }, { 7, 55 }, { 5, 59 }, { 2, 65 }, |
| 1209 | { 14, 54 }, { 15, 44 }, { 5, 60 }, { 2, 70 }, |
| 1210 | { -22, 127 }, { -25, 127 }, { -25, 120 }, { -27, 127 }, |
| 1211 | { -19, 114 }, { -23, 117 }, { -25, 118 }, { -26, 117 }, |
| 1212 | { -24, 113 }, { -28, 118 }, { -31, 120 }, { -37, 124 }, |
| 1213 | { -10, 94 }, { -15, 102 }, { -10, 99 }, { -13, 106 }, |
| 1214 | { -50, 127 }, { -5, 92 }, { 17, 57 }, { -5, 86 }, |
| 1215 | { -13, 94 }, { -12, 91 }, { -2, 77 }, { 0, 71 }, |
| 1216 | { -1, 73 }, { 4, 64 }, { -7, 81 }, { 5, 64 }, |
| 1217 | { 15, 57 }, { 1, 67 }, { 0, 68 }, { -10, 67 }, |
| 1218 | { 1, 68 }, { 0, 77 }, { 2, 64 }, { 0, 68 }, |
| 1219 | { -5, 78 }, { 7, 55 }, { 5, 59 }, { 2, 65 }, |
| 1220 | { 14, 54 }, { 15, 44 }, { 5, 60 }, { 2, 70 }, |
| 1221 | { 17, -13 }, { 16, -9 }, { 17, -12 }, { 27, -21 }, |
| 1222 | { 37, -30 }, { 41, -40 }, { 42, -41 }, { 48, -47 }, |
| 1223 | { 39, -32 }, { 46, -40 }, { 52, -51 }, { 46, -41 }, |
| 1224 | { 52, -39 }, { 43, -19 }, { 32, 11 }, { 61, -55 }, |
| 1225 | { 56, -46 }, { 62, -50 }, { 81, -67 }, { 45, -20 }, |
| 1226 | { 35, -2 }, { 28, 15 }, { 34, 1 }, { 39, 1 }, |
| 1227 | { 30, 17 }, { 20, 38 }, { 18, 45 }, { 15, 54 }, |
| 1228 | { 0, 79 }, { 36, -16 }, { 37, -14 }, { 37, -17 }, |
| 1229 | { 32, 1 }, { 34, 15 }, { 29, 15 }, { 24, 25 }, |
| 1230 | { 34, 22 }, { 31, 16 }, { 35, 18 }, { 31, 28 }, |
| 1231 | { 33, 41 }, { 36, 28 }, { 27, 47 }, { 21, 62 }, |
| 1232 | { 17, -13 }, { 16, -9 }, { 17, -12 }, { 27, -21 }, |
| 1233 | { 37, -30 }, { 41, -40 }, { 42, -41 }, { 48, -47 }, |
| 1234 | { 39, -32 }, { 46, -40 }, { 52, -51 }, { 46, -41 }, |
| 1235 | { 52, -39 }, { 43, -19 }, { 32, 11 }, { 61, -55 }, |
| 1236 | { 56, -46 }, { 62, -50 }, { 81, -67 }, { 45, -20 }, |
| 1237 | { 35, -2 }, { 28, 15 }, { 34, 1 }, { 39, 1 }, |
| 1238 | { 30, 17 }, { 20, 38 }, { 18, 45 }, { 15, 54 }, |
| 1239 | { 0, 79 }, { 36, -16 }, { 37, -14 }, { 37, -17 }, |
| 1240 | { 32, 1 }, { 34, 15 }, { 29, 15 }, { 24, 25 }, |
| 1241 | { 34, 22 }, { 31, 16 }, { 35, 18 }, { 31, 28 }, |
| 1242 | { 33, 41 }, { 36, 28 }, { 27, 47 }, { 21, 62 }, |
| 1243 | { -24, 115 }, { -22, 82 }, { -9, 62 }, { 0, 53 }, |
| 1244 | { 0, 59 }, { -14, 85 }, { -13, 89 }, { -13, 94 }, |
| 1245 | { -11, 92 }, { -29, 127 }, { -21, 100 }, { -14, 57 }, |
| 1246 | { -12, 67 }, { -11, 71 }, { -10, 77 }, { -21, 85 }, |
| 1247 | { -16, 88 }, { -23, 104 }, { -15, 98 }, { -37, 127 }, |
| 1248 | { -10, 82 }, { -8, 48 }, { -8, 61 }, { -8, 66 }, |
| 1249 | { -7, 70 }, { -14, 75 }, { -10, 79 }, { -9, 83 }, |
| 1250 | { -12, 92 }, { -18, 108 }, { -24, 115 }, { -22, 82 }, |
| 1251 | { -9, 62 }, { 0, 53 }, { 0, 59 }, { -14, 85 }, |
| 1252 | { -13, 89 }, { -13, 94 }, { -11, 92 }, { -29, 127 }, |
| 1253 | { -21, 100 }, { -14, 57 }, { -12, 67 }, { -11, 71 }, |
| 1254 | { -10, 77 }, { -21, 85 }, { -16, 88 }, { -23, 104 }, |
| 1255 | { -15, 98 }, { -37, 127 }, { -10, 82 }, { -8, 48 }, |
| 1256 | { -8, 61 }, { -8, 66 }, { -7, 70 }, { -14, 75 }, |
| 1257 | { -10, 79 }, { -9, 83 }, { -12, 92 }, { -18, 108 }, |
| 1258 | { -5, 79 }, { -11, 104 }, { -11, 91 }, { -30, 127 }, |
| 1259 | { -5, 79 }, { -11, 104 }, { -11, 91 }, { -30, 127 }, |
| 1260 | { -5, 79 }, { -11, 104 }, { -11, 91 }, { -30, 127 } |
| 1261 | } |
| 1262 | }; |
| 1263 | |
| 1264 | void ff_h264_init_cabac_states(H264Context *h) { |
| 1265 | int i; |
| 1266 | const int8_t (*tab)[2]; |
| 1267 | const int slice_qp = av_clip(h->qscale - 6*(h->sps.bit_depth_luma-8), 0, 51); |
| 1268 | |
| 1269 | if( h->slice_type_nos == AV_PICTURE_TYPE_I ) tab = cabac_context_init_I; |
| 1270 | else tab = cabac_context_init_PB[h->cabac_init_idc]; |
| 1271 | |
| 1272 | /* calculate pre-state */ |
| 1273 | for( i= 0; i < 1024; i++ ) { |
| 1274 | int pre = 2*(((tab[i][0] * slice_qp) >>4 ) + tab[i][1]) - 127; |
| 1275 | |
| 1276 | pre^= pre>>31; |
| 1277 | if(pre > 124) |
| 1278 | pre= 124 + (pre&1); |
| 1279 | |
| 1280 | h->cabac_state[i] = pre; |
| 1281 | } |
| 1282 | } |
| 1283 | |
| 1284 | static int decode_cabac_field_decoding_flag(H264Context *h) { |
| 1285 | const long mbb_xy = h->mb_xy - 2L*h->mb_stride; |
| 1286 | |
| 1287 | unsigned long ctx = 0; |
| 1288 | |
| 1289 | ctx += h->mb_field_decoding_flag & !!h->mb_x; //for FMO:(s->current_picture.mb_type[mba_xy] >> 7) & (h->slice_table[mba_xy] == h->slice_num); |
| 1290 | ctx += (h->cur_pic.mb_type[mbb_xy] >> 7) & (h->slice_table[mbb_xy] == h->slice_num); |
| 1291 | |
| 1292 | return get_cabac_noinline( &h->cabac, &(h->cabac_state+70)[ctx] ); |
| 1293 | } |
| 1294 | |
| 1295 | static int decode_cabac_intra_mb_type(H264Context *h, int ctx_base, int intra_slice) { |
| 1296 | uint8_t *state= &h->cabac_state[ctx_base]; |
| 1297 | int mb_type; |
| 1298 | |
| 1299 | if(intra_slice){ |
| 1300 | int ctx=0; |
| 1301 | if( h->left_type[LTOP] & (MB_TYPE_INTRA16x16|MB_TYPE_INTRA_PCM)) |
| 1302 | ctx++; |
| 1303 | if( h->top_type & (MB_TYPE_INTRA16x16|MB_TYPE_INTRA_PCM)) |
| 1304 | ctx++; |
| 1305 | if( get_cabac_noinline( &h->cabac, &state[ctx] ) == 0 ) |
| 1306 | return 0; /* I4x4 */ |
| 1307 | state += 2; |
| 1308 | }else{ |
| 1309 | if( get_cabac_noinline( &h->cabac, state ) == 0 ) |
| 1310 | return 0; /* I4x4 */ |
| 1311 | } |
| 1312 | |
| 1313 | if( get_cabac_terminate( &h->cabac ) ) |
| 1314 | return 25; /* PCM */ |
| 1315 | |
| 1316 | mb_type = 1; /* I16x16 */ |
| 1317 | mb_type += 12 * get_cabac_noinline( &h->cabac, &state[1] ); /* cbp_luma != 0 */ |
| 1318 | if( get_cabac_noinline( &h->cabac, &state[2] ) ) /* cbp_chroma */ |
| 1319 | mb_type += 4 + 4 * get_cabac_noinline( &h->cabac, &state[2+intra_slice] ); |
| 1320 | mb_type += 2 * get_cabac_noinline( &h->cabac, &state[3+intra_slice] ); |
| 1321 | mb_type += 1 * get_cabac_noinline( &h->cabac, &state[3+2*intra_slice] ); |
| 1322 | return mb_type; |
| 1323 | } |
| 1324 | |
| 1325 | static int decode_cabac_mb_skip( H264Context *h, int mb_x, int mb_y ) { |
| 1326 | int mba_xy, mbb_xy; |
| 1327 | int ctx = 0; |
| 1328 | |
| 1329 | if (FRAME_MBAFF(h)) { //FIXME merge with the stuff in fill_caches? |
| 1330 | int mb_xy = mb_x + (mb_y&~1)*h->mb_stride; |
| 1331 | mba_xy = mb_xy - 1; |
| 1332 | if( (mb_y&1) |
| 1333 | && h->slice_table[mba_xy] == h->slice_num |
| 1334 | && MB_FIELD(h) == !!IS_INTERLACED( h->cur_pic.mb_type[mba_xy] ) ) |
| 1335 | mba_xy += h->mb_stride; |
| 1336 | if (MB_FIELD(h)) { |
| 1337 | mbb_xy = mb_xy - h->mb_stride; |
| 1338 | if( !(mb_y&1) |
| 1339 | && h->slice_table[mbb_xy] == h->slice_num |
| 1340 | && IS_INTERLACED( h->cur_pic.mb_type[mbb_xy] ) ) |
| 1341 | mbb_xy -= h->mb_stride; |
| 1342 | }else |
| 1343 | mbb_xy = mb_x + (mb_y-1)*h->mb_stride; |
| 1344 | }else{ |
| 1345 | int mb_xy = h->mb_xy; |
| 1346 | mba_xy = mb_xy - 1; |
| 1347 | mbb_xy = mb_xy - (h->mb_stride << FIELD_PICTURE(h)); |
| 1348 | } |
| 1349 | |
| 1350 | if( h->slice_table[mba_xy] == h->slice_num && !IS_SKIP(h->cur_pic.mb_type[mba_xy] )) |
| 1351 | ctx++; |
| 1352 | if( h->slice_table[mbb_xy] == h->slice_num && !IS_SKIP(h->cur_pic.mb_type[mbb_xy] )) |
| 1353 | ctx++; |
| 1354 | |
| 1355 | if( h->slice_type_nos == AV_PICTURE_TYPE_B ) |
| 1356 | ctx += 13; |
| 1357 | return get_cabac_noinline( &h->cabac, &h->cabac_state[11+ctx] ); |
| 1358 | } |
| 1359 | |
| 1360 | static int decode_cabac_mb_intra4x4_pred_mode( H264Context *h, int pred_mode ) { |
| 1361 | int mode = 0; |
| 1362 | |
| 1363 | if( get_cabac( &h->cabac, &h->cabac_state[68] ) ) |
| 1364 | return pred_mode; |
| 1365 | |
| 1366 | mode += 1 * get_cabac( &h->cabac, &h->cabac_state[69] ); |
| 1367 | mode += 2 * get_cabac( &h->cabac, &h->cabac_state[69] ); |
| 1368 | mode += 4 * get_cabac( &h->cabac, &h->cabac_state[69] ); |
| 1369 | |
| 1370 | return mode + ( mode >= pred_mode ); |
| 1371 | } |
| 1372 | |
| 1373 | static int decode_cabac_mb_chroma_pre_mode( H264Context *h) { |
| 1374 | const int mba_xy = h->left_mb_xy[0]; |
| 1375 | const int mbb_xy = h->top_mb_xy; |
| 1376 | |
| 1377 | int ctx = 0; |
| 1378 | |
| 1379 | /* No need to test for IS_INTRA4x4 and IS_INTRA16x16, as we set chroma_pred_mode_table to 0 */ |
| 1380 | if( h->left_type[LTOP] && h->chroma_pred_mode_table[mba_xy] != 0 ) |
| 1381 | ctx++; |
| 1382 | |
| 1383 | if( h->top_type && h->chroma_pred_mode_table[mbb_xy] != 0 ) |
| 1384 | ctx++; |
| 1385 | |
| 1386 | if( get_cabac_noinline( &h->cabac, &h->cabac_state[64+ctx] ) == 0 ) |
| 1387 | return 0; |
| 1388 | |
| 1389 | if( get_cabac_noinline( &h->cabac, &h->cabac_state[64+3] ) == 0 ) |
| 1390 | return 1; |
| 1391 | if( get_cabac_noinline( &h->cabac, &h->cabac_state[64+3] ) == 0 ) |
| 1392 | return 2; |
| 1393 | else |
| 1394 | return 3; |
| 1395 | } |
| 1396 | |
| 1397 | static int decode_cabac_mb_cbp_luma( H264Context *h) { |
| 1398 | int cbp_b, cbp_a, ctx, cbp = 0; |
| 1399 | |
| 1400 | cbp_a = h->left_cbp; |
| 1401 | cbp_b = h->top_cbp; |
| 1402 | |
| 1403 | ctx = !(cbp_a & 0x02) + 2 * !(cbp_b & 0x04); |
| 1404 | cbp += get_cabac_noinline(&h->cabac, &h->cabac_state[73 + ctx]); |
| 1405 | ctx = !(cbp & 0x01) + 2 * !(cbp_b & 0x08); |
| 1406 | cbp += get_cabac_noinline(&h->cabac, &h->cabac_state[73 + ctx]) << 1; |
| 1407 | ctx = !(cbp_a & 0x08) + 2 * !(cbp & 0x01); |
| 1408 | cbp += get_cabac_noinline(&h->cabac, &h->cabac_state[73 + ctx]) << 2; |
| 1409 | ctx = !(cbp & 0x04) + 2 * !(cbp & 0x02); |
| 1410 | cbp += get_cabac_noinline(&h->cabac, &h->cabac_state[73 + ctx]) << 3; |
| 1411 | return cbp; |
| 1412 | } |
| 1413 | static int decode_cabac_mb_cbp_chroma( H264Context *h) { |
| 1414 | int ctx; |
| 1415 | int cbp_a, cbp_b; |
| 1416 | |
| 1417 | cbp_a = (h->left_cbp>>4)&0x03; |
| 1418 | cbp_b = (h-> top_cbp>>4)&0x03; |
| 1419 | |
| 1420 | ctx = 0; |
| 1421 | if( cbp_a > 0 ) ctx++; |
| 1422 | if( cbp_b > 0 ) ctx += 2; |
| 1423 | if( get_cabac_noinline( &h->cabac, &h->cabac_state[77 + ctx] ) == 0 ) |
| 1424 | return 0; |
| 1425 | |
| 1426 | ctx = 4; |
| 1427 | if( cbp_a == 2 ) ctx++; |
| 1428 | if( cbp_b == 2 ) ctx += 2; |
| 1429 | return 1 + get_cabac_noinline( &h->cabac, &h->cabac_state[77 + ctx] ); |
| 1430 | } |
| 1431 | |
| 1432 | static int decode_cabac_p_mb_sub_type( H264Context *h ) { |
| 1433 | if( get_cabac( &h->cabac, &h->cabac_state[21] ) ) |
| 1434 | return 0; /* 8x8 */ |
| 1435 | if( !get_cabac( &h->cabac, &h->cabac_state[22] ) ) |
| 1436 | return 1; /* 8x4 */ |
| 1437 | if( get_cabac( &h->cabac, &h->cabac_state[23] ) ) |
| 1438 | return 2; /* 4x8 */ |
| 1439 | return 3; /* 4x4 */ |
| 1440 | } |
| 1441 | static int decode_cabac_b_mb_sub_type( H264Context *h ) { |
| 1442 | int type; |
| 1443 | if( !get_cabac( &h->cabac, &h->cabac_state[36] ) ) |
| 1444 | return 0; /* B_Direct_8x8 */ |
| 1445 | if( !get_cabac( &h->cabac, &h->cabac_state[37] ) ) |
| 1446 | return 1 + get_cabac( &h->cabac, &h->cabac_state[39] ); /* B_L0_8x8, B_L1_8x8 */ |
| 1447 | type = 3; |
| 1448 | if( get_cabac( &h->cabac, &h->cabac_state[38] ) ) { |
| 1449 | if( get_cabac( &h->cabac, &h->cabac_state[39] ) ) |
| 1450 | return 11 + get_cabac( &h->cabac, &h->cabac_state[39] ); /* B_L1_4x4, B_Bi_4x4 */ |
| 1451 | type += 4; |
| 1452 | } |
| 1453 | type += 2*get_cabac( &h->cabac, &h->cabac_state[39] ); |
| 1454 | type += get_cabac( &h->cabac, &h->cabac_state[39] ); |
| 1455 | return type; |
| 1456 | } |
| 1457 | |
| 1458 | static int decode_cabac_mb_ref( H264Context *h, int list, int n ) { |
| 1459 | int refa = h->ref_cache[list][scan8[n] - 1]; |
| 1460 | int refb = h->ref_cache[list][scan8[n] - 8]; |
| 1461 | int ref = 0; |
| 1462 | int ctx = 0; |
| 1463 | |
| 1464 | if( h->slice_type_nos == AV_PICTURE_TYPE_B) { |
| 1465 | if( refa > 0 && !(h->direct_cache[scan8[n] - 1]&(MB_TYPE_DIRECT2>>1)) ) |
| 1466 | ctx++; |
| 1467 | if( refb > 0 && !(h->direct_cache[scan8[n] - 8]&(MB_TYPE_DIRECT2>>1)) ) |
| 1468 | ctx += 2; |
| 1469 | } else { |
| 1470 | if( refa > 0 ) |
| 1471 | ctx++; |
| 1472 | if( refb > 0 ) |
| 1473 | ctx += 2; |
| 1474 | } |
| 1475 | |
| 1476 | while( get_cabac( &h->cabac, &h->cabac_state[54+ctx] ) ) { |
| 1477 | ref++; |
| 1478 | ctx = (ctx>>2)+4; |
| 1479 | if(ref >= 32 /*h->ref_list[list]*/){ |
| 1480 | return -1; |
| 1481 | } |
| 1482 | } |
| 1483 | return ref; |
| 1484 | } |
| 1485 | |
| 1486 | static int decode_cabac_mb_mvd( H264Context *h, int ctxbase, int amvd, int *mvda) { |
| 1487 | int mvd; |
| 1488 | |
| 1489 | if(!get_cabac(&h->cabac, &h->cabac_state[ctxbase+((amvd-3)>>(INT_BIT-1))+((amvd-33)>>(INT_BIT-1))+2])){ |
| 1490 | // if(!get_cabac(&h->cabac, &h->cabac_state[ctxbase+(amvd>2)+(amvd>32)])){ |
| 1491 | *mvda= 0; |
| 1492 | return 0; |
| 1493 | } |
| 1494 | |
| 1495 | mvd= 1; |
| 1496 | ctxbase+= 3; |
| 1497 | while( mvd < 9 && get_cabac( &h->cabac, &h->cabac_state[ctxbase] ) ) { |
| 1498 | if( mvd < 4 ) |
| 1499 | ctxbase++; |
| 1500 | mvd++; |
| 1501 | } |
| 1502 | |
| 1503 | if( mvd >= 9 ) { |
| 1504 | int k = 3; |
| 1505 | while( get_cabac_bypass( &h->cabac ) ) { |
| 1506 | mvd += 1 << k; |
| 1507 | k++; |
| 1508 | if(k>24){ |
| 1509 | av_log(h->avctx, AV_LOG_ERROR, "overflow in decode_cabac_mb_mvd\n"); |
| 1510 | return INT_MIN; |
| 1511 | } |
| 1512 | } |
| 1513 | while( k-- ) { |
| 1514 | mvd += get_cabac_bypass( &h->cabac )<<k; |
| 1515 | } |
| 1516 | *mvda=mvd < 70 ? mvd : 70; |
| 1517 | }else |
| 1518 | *mvda=mvd; |
| 1519 | return get_cabac_bypass_sign( &h->cabac, -mvd ); |
| 1520 | } |
| 1521 | |
| 1522 | #define DECODE_CABAC_MB_MVD( h, list, n )\ |
| 1523 | {\ |
| 1524 | int amvd0 = h->mvd_cache[list][scan8[n] - 1][0] +\ |
| 1525 | h->mvd_cache[list][scan8[n] - 8][0];\ |
| 1526 | int amvd1 = h->mvd_cache[list][scan8[n] - 1][1] +\ |
| 1527 | h->mvd_cache[list][scan8[n] - 8][1];\ |
| 1528 | \ |
| 1529 | mx += decode_cabac_mb_mvd( h, 40, amvd0, &mpx );\ |
| 1530 | my += decode_cabac_mb_mvd( h, 47, amvd1, &mpy );\ |
| 1531 | } |
| 1532 | |
| 1533 | static av_always_inline int get_cabac_cbf_ctx( H264Context *h, int cat, int idx, int max_coeff, int is_dc ) { |
| 1534 | int nza, nzb; |
| 1535 | int ctx = 0; |
| 1536 | static const uint16_t base_ctx[14] = {85,89,93,97,101,1012,460,464,468,1016,472,476,480,1020}; |
| 1537 | |
| 1538 | if( is_dc ) { |
| 1539 | if( cat == 3 ) { |
| 1540 | idx -= CHROMA_DC_BLOCK_INDEX; |
| 1541 | nza = (h->left_cbp>>(6+idx))&0x01; |
| 1542 | nzb = (h-> top_cbp>>(6+idx))&0x01; |
| 1543 | } else { |
| 1544 | idx -= LUMA_DC_BLOCK_INDEX; |
| 1545 | nza = h->left_cbp&(0x100<<idx); |
| 1546 | nzb = h-> top_cbp&(0x100<<idx); |
| 1547 | } |
| 1548 | } else { |
| 1549 | nza = h->non_zero_count_cache[scan8[idx] - 1]; |
| 1550 | nzb = h->non_zero_count_cache[scan8[idx] - 8]; |
| 1551 | } |
| 1552 | |
| 1553 | if( nza > 0 ) |
| 1554 | ctx++; |
| 1555 | |
| 1556 | if( nzb > 0 ) |
| 1557 | ctx += 2; |
| 1558 | |
| 1559 | return base_ctx[cat] + ctx; |
| 1560 | } |
| 1561 | |
| 1562 | static av_always_inline void |
| 1563 | decode_cabac_residual_internal(H264Context *h, int16_t *block, |
| 1564 | int cat, int n, const uint8_t *scantable, |
| 1565 | const uint32_t *qmul, int max_coeff, |
| 1566 | int is_dc, int chroma422) |
| 1567 | { |
| 1568 | static const int significant_coeff_flag_offset[2][14] = { |
| 1569 | { 105+0, 105+15, 105+29, 105+44, 105+47, 402, 484+0, 484+15, 484+29, 660, 528+0, 528+15, 528+29, 718 }, |
| 1570 | { 277+0, 277+15, 277+29, 277+44, 277+47, 436, 776+0, 776+15, 776+29, 675, 820+0, 820+15, 820+29, 733 } |
| 1571 | }; |
| 1572 | static const int last_coeff_flag_offset[2][14] = { |
| 1573 | { 166+0, 166+15, 166+29, 166+44, 166+47, 417, 572+0, 572+15, 572+29, 690, 616+0, 616+15, 616+29, 748 }, |
| 1574 | { 338+0, 338+15, 338+29, 338+44, 338+47, 451, 864+0, 864+15, 864+29, 699, 908+0, 908+15, 908+29, 757 } |
| 1575 | }; |
| 1576 | static const int coeff_abs_level_m1_offset[14] = { |
| 1577 | 227+0, 227+10, 227+20, 227+30, 227+39, 426, 952+0, 952+10, 952+20, 708, 982+0, 982+10, 982+20, 766 |
| 1578 | }; |
| 1579 | static const uint8_t significant_coeff_flag_offset_8x8[2][63] = { |
| 1580 | { 0, 1, 2, 3, 4, 5, 5, 4, 4, 3, 3, 4, 4, 4, 5, 5, |
| 1581 | 4, 4, 4, 4, 3, 3, 6, 7, 7, 7, 8, 9,10, 9, 8, 7, |
| 1582 | 7, 6,11,12,13,11, 6, 7, 8, 9,14,10, 9, 8, 6,11, |
| 1583 | 12,13,11, 6, 9,14,10, 9,11,12,13,11,14,10,12 }, |
| 1584 | { 0, 1, 1, 2, 2, 3, 3, 4, 5, 6, 7, 7, 7, 8, 4, 5, |
| 1585 | 6, 9,10,10, 8,11,12,11, 9, 9,10,10, 8,11,12,11, |
| 1586 | 9, 9,10,10, 8,11,12,11, 9, 9,10,10, 8,13,13, 9, |
| 1587 | 9,10,10, 8,13,13, 9, 9,10,10,14,14,14,14,14 } |
| 1588 | }; |
| 1589 | static const uint8_t sig_coeff_offset_dc[7] = { 0, 0, 1, 1, 2, 2, 2 }; |
| 1590 | /* node ctx: 0..3: abslevel1 (with abslevelgt1 == 0). |
| 1591 | * 4..7: abslevelgt1 + 3 (and abslevel1 doesn't matter). |
| 1592 | * map node ctx => cabac ctx for level=1 */ |
| 1593 | static const uint8_t coeff_abs_level1_ctx[8] = { 1, 2, 3, 4, 0, 0, 0, 0 }; |
| 1594 | /* map node ctx => cabac ctx for level>1 */ |
| 1595 | static const uint8_t coeff_abs_levelgt1_ctx[2][8] = { |
| 1596 | { 5, 5, 5, 5, 6, 7, 8, 9 }, |
| 1597 | { 5, 5, 5, 5, 6, 7, 8, 8 }, // 422/dc case |
| 1598 | }; |
| 1599 | static const uint8_t coeff_abs_level_transition[2][8] = { |
| 1600 | /* update node ctx after decoding a level=1 */ |
| 1601 | { 1, 2, 3, 3, 4, 5, 6, 7 }, |
| 1602 | /* update node ctx after decoding a level>1 */ |
| 1603 | { 4, 4, 4, 4, 5, 6, 7, 7 } |
| 1604 | }; |
| 1605 | |
| 1606 | int index[64]; |
| 1607 | |
| 1608 | int last; |
| 1609 | int coeff_count = 0; |
| 1610 | int node_ctx = 0; |
| 1611 | |
| 1612 | uint8_t *significant_coeff_ctx_base; |
| 1613 | uint8_t *last_coeff_ctx_base; |
| 1614 | uint8_t *abs_level_m1_ctx_base; |
| 1615 | |
| 1616 | #if !ARCH_X86 |
| 1617 | #define CABAC_ON_STACK |
| 1618 | #endif |
| 1619 | #ifdef CABAC_ON_STACK |
| 1620 | #define CC &cc |
| 1621 | CABACContext cc; |
| 1622 | cc.range = h->cabac.range; |
| 1623 | cc.low = h->cabac.low; |
| 1624 | cc.bytestream= h->cabac.bytestream; |
| 1625 | #if !UNCHECKED_BITSTREAM_READER || ARCH_AARCH64 |
| 1626 | cc.bytestream_end = h->cabac.bytestream_end; |
| 1627 | #endif |
| 1628 | #else |
| 1629 | #define CC &h->cabac |
| 1630 | #endif |
| 1631 | |
| 1632 | significant_coeff_ctx_base = h->cabac_state |
| 1633 | + significant_coeff_flag_offset[MB_FIELD(h)][cat]; |
| 1634 | last_coeff_ctx_base = h->cabac_state |
| 1635 | + last_coeff_flag_offset[MB_FIELD(h)][cat]; |
| 1636 | abs_level_m1_ctx_base = h->cabac_state |
| 1637 | + coeff_abs_level_m1_offset[cat]; |
| 1638 | |
| 1639 | if( !is_dc && max_coeff == 64 ) { |
| 1640 | #define DECODE_SIGNIFICANCE( coefs, sig_off, last_off ) \ |
| 1641 | for(last= 0; last < coefs; last++) { \ |
| 1642 | uint8_t *sig_ctx = significant_coeff_ctx_base + sig_off; \ |
| 1643 | if( get_cabac( CC, sig_ctx )) { \ |
| 1644 | uint8_t *last_ctx = last_coeff_ctx_base + last_off; \ |
| 1645 | index[coeff_count++] = last; \ |
| 1646 | if( get_cabac( CC, last_ctx ) ) { \ |
| 1647 | last= max_coeff; \ |
| 1648 | break; \ |
| 1649 | } \ |
| 1650 | } \ |
| 1651 | }\ |
| 1652 | if( last == max_coeff -1 ) {\ |
| 1653 | index[coeff_count++] = last;\ |
| 1654 | } |
| 1655 | const uint8_t *sig_off = significant_coeff_flag_offset_8x8[MB_FIELD(h)]; |
| 1656 | #ifdef decode_significance |
| 1657 | coeff_count = decode_significance_8x8(CC, significant_coeff_ctx_base, index, |
| 1658 | last_coeff_ctx_base, sig_off); |
| 1659 | } else { |
| 1660 | if (is_dc && chroma422) { // dc 422 |
| 1661 | DECODE_SIGNIFICANCE(7, sig_coeff_offset_dc[last], sig_coeff_offset_dc[last]); |
| 1662 | } else { |
| 1663 | coeff_count = decode_significance(CC, max_coeff, significant_coeff_ctx_base, index, |
| 1664 | last_coeff_ctx_base-significant_coeff_ctx_base); |
| 1665 | } |
| 1666 | #else |
| 1667 | DECODE_SIGNIFICANCE( 63, sig_off[last], ff_h264_last_coeff_flag_offset_8x8[last] ); |
| 1668 | } else { |
| 1669 | if (is_dc && chroma422) { // dc 422 |
| 1670 | DECODE_SIGNIFICANCE(7, sig_coeff_offset_dc[last], sig_coeff_offset_dc[last]); |
| 1671 | } else { |
| 1672 | DECODE_SIGNIFICANCE(max_coeff - 1, last, last); |
| 1673 | } |
| 1674 | #endif |
| 1675 | } |
| 1676 | av_assert2(coeff_count > 0); |
| 1677 | |
| 1678 | if( is_dc ) { |
| 1679 | if( cat == 3 ) |
| 1680 | h->cbp_table[h->mb_xy] |= 0x40 << (n - CHROMA_DC_BLOCK_INDEX); |
| 1681 | else |
| 1682 | h->cbp_table[h->mb_xy] |= 0x100 << (n - LUMA_DC_BLOCK_INDEX); |
| 1683 | h->non_zero_count_cache[scan8[n]] = coeff_count; |
| 1684 | } else { |
| 1685 | if( max_coeff == 64 ) |
| 1686 | fill_rectangle(&h->non_zero_count_cache[scan8[n]], 2, 2, 8, coeff_count, 1); |
| 1687 | else { |
| 1688 | av_assert2( cat == 1 || cat == 2 || cat == 4 || cat == 7 || cat == 8 || cat == 11 || cat == 12 ); |
| 1689 | h->non_zero_count_cache[scan8[n]] = coeff_count; |
| 1690 | } |
| 1691 | } |
| 1692 | |
| 1693 | #define STORE_BLOCK(type) \ |
| 1694 | do { \ |
| 1695 | uint8_t *ctx = coeff_abs_level1_ctx[node_ctx] + abs_level_m1_ctx_base; \ |
| 1696 | \ |
| 1697 | int j= scantable[index[--coeff_count]]; \ |
| 1698 | \ |
| 1699 | if( get_cabac( CC, ctx ) == 0 ) { \ |
| 1700 | node_ctx = coeff_abs_level_transition[0][node_ctx]; \ |
| 1701 | if( is_dc ) { \ |
| 1702 | ((type*)block)[j] = get_cabac_bypass_sign( CC, -1); \ |
| 1703 | }else{ \ |
| 1704 | ((type*)block)[j] = (get_cabac_bypass_sign( CC, -qmul[j]) + 32) >> 6; \ |
| 1705 | } \ |
| 1706 | } else { \ |
| 1707 | int coeff_abs = 2; \ |
| 1708 | ctx = coeff_abs_levelgt1_ctx[is_dc && chroma422][node_ctx] + abs_level_m1_ctx_base; \ |
| 1709 | node_ctx = coeff_abs_level_transition[1][node_ctx]; \ |
| 1710 | \ |
| 1711 | while( coeff_abs < 15 && get_cabac( CC, ctx ) ) { \ |
| 1712 | coeff_abs++; \ |
| 1713 | } \ |
| 1714 | \ |
| 1715 | if( coeff_abs >= 15 ) { \ |
| 1716 | int j = 0; \ |
| 1717 | while(get_cabac_bypass( CC ) && j<30) { \ |
| 1718 | j++; \ |
| 1719 | } \ |
| 1720 | \ |
| 1721 | coeff_abs=1; \ |
| 1722 | while( j-- ) { \ |
| 1723 | coeff_abs += coeff_abs + get_cabac_bypass( CC ); \ |
| 1724 | } \ |
| 1725 | coeff_abs+= 14; \ |
| 1726 | } \ |
| 1727 | \ |
| 1728 | if( is_dc ) { \ |
| 1729 | ((type*)block)[j] = get_cabac_bypass_sign( CC, -coeff_abs ); \ |
| 1730 | }else{ \ |
| 1731 | ((type*)block)[j] = ((int)(get_cabac_bypass_sign( CC, -coeff_abs ) * qmul[j] + 32)) >> 6; \ |
| 1732 | } \ |
| 1733 | } \ |
| 1734 | } while ( coeff_count ); |
| 1735 | |
| 1736 | if (h->pixel_shift) { |
| 1737 | STORE_BLOCK(int32_t) |
| 1738 | } else { |
| 1739 | STORE_BLOCK(int16_t) |
| 1740 | } |
| 1741 | #ifdef CABAC_ON_STACK |
| 1742 | h->cabac.range = cc.range ; |
| 1743 | h->cabac.low = cc.low ; |
| 1744 | h->cabac.bytestream= cc.bytestream; |
| 1745 | #endif |
| 1746 | |
| 1747 | } |
| 1748 | |
| 1749 | static av_noinline void decode_cabac_residual_dc_internal(H264Context *h, |
| 1750 | int16_t *block, |
| 1751 | int cat, int n, |
| 1752 | const uint8_t *scantable, |
| 1753 | int max_coeff) |
| 1754 | { |
| 1755 | decode_cabac_residual_internal(h, block, cat, n, scantable, NULL, max_coeff, 1, 0); |
| 1756 | } |
| 1757 | |
| 1758 | static av_noinline void decode_cabac_residual_dc_internal_422(H264Context *h, |
| 1759 | int16_t *block, |
| 1760 | int cat, int n, |
| 1761 | const uint8_t *scantable, |
| 1762 | int max_coeff) |
| 1763 | { |
| 1764 | decode_cabac_residual_internal(h, block, cat, n, scantable, NULL, max_coeff, 1, 1); |
| 1765 | } |
| 1766 | |
| 1767 | static av_noinline void decode_cabac_residual_nondc_internal(H264Context *h, |
| 1768 | int16_t *block, |
| 1769 | int cat, int n, |
| 1770 | const uint8_t *scantable, |
| 1771 | const uint32_t *qmul, |
| 1772 | int max_coeff) |
| 1773 | { |
| 1774 | decode_cabac_residual_internal(h, block, cat, n, scantable, qmul, max_coeff, 0, 0); |
| 1775 | } |
| 1776 | |
| 1777 | /* cat: 0-> DC 16x16 n = 0 |
| 1778 | * 1-> AC 16x16 n = luma4x4idx |
| 1779 | * 2-> Luma4x4 n = luma4x4idx |
| 1780 | * 3-> DC Chroma n = iCbCr |
| 1781 | * 4-> AC Chroma n = 16 + 4 * iCbCr + chroma4x4idx |
| 1782 | * 5-> Luma8x8 n = 4 * luma8x8idx */ |
| 1783 | |
| 1784 | /* Partially inline the CABAC residual decode: inline the coded block flag. |
| 1785 | * This has very little impact on binary size and improves performance |
| 1786 | * because it allows improved constant propagation into get_cabac_cbf_ctx, |
| 1787 | * as well as because most blocks have zero CBFs. */ |
| 1788 | |
| 1789 | static av_always_inline void decode_cabac_residual_dc(H264Context *h, |
| 1790 | int16_t *block, |
| 1791 | int cat, int n, |
| 1792 | const uint8_t *scantable, |
| 1793 | int max_coeff) |
| 1794 | { |
| 1795 | /* read coded block flag */ |
| 1796 | if( get_cabac( &h->cabac, &h->cabac_state[get_cabac_cbf_ctx( h, cat, n, max_coeff, 1 ) ] ) == 0 ) { |
| 1797 | h->non_zero_count_cache[scan8[n]] = 0; |
| 1798 | return; |
| 1799 | } |
| 1800 | decode_cabac_residual_dc_internal( h, block, cat, n, scantable, max_coeff ); |
| 1801 | } |
| 1802 | |
| 1803 | static av_always_inline void |
| 1804 | decode_cabac_residual_dc_422(H264Context *h, int16_t *block, |
| 1805 | int cat, int n, const uint8_t *scantable, |
| 1806 | int max_coeff) |
| 1807 | { |
| 1808 | /* read coded block flag */ |
| 1809 | if (get_cabac(&h->cabac, &h->cabac_state[get_cabac_cbf_ctx(h, cat, n, max_coeff, 1)]) == 0) { |
| 1810 | h->non_zero_count_cache[scan8[n]] = 0; |
| 1811 | return; |
| 1812 | } |
| 1813 | decode_cabac_residual_dc_internal_422(h, block, cat, n, scantable, max_coeff); |
| 1814 | } |
| 1815 | |
| 1816 | static av_always_inline void decode_cabac_residual_nondc(H264Context *h, |
| 1817 | int16_t *block, |
| 1818 | int cat, int n, |
| 1819 | const uint8_t *scantable, |
| 1820 | const uint32_t *qmul, |
| 1821 | int max_coeff) |
| 1822 | { |
| 1823 | /* read coded block flag */ |
| 1824 | if( (cat != 5 || CHROMA444(h)) && get_cabac( &h->cabac, &h->cabac_state[get_cabac_cbf_ctx( h, cat, n, max_coeff, 0 ) ] ) == 0 ) { |
| 1825 | if( max_coeff == 64 ) { |
| 1826 | fill_rectangle(&h->non_zero_count_cache[scan8[n]], 2, 2, 8, 0, 1); |
| 1827 | } else { |
| 1828 | h->non_zero_count_cache[scan8[n]] = 0; |
| 1829 | } |
| 1830 | return; |
| 1831 | } |
| 1832 | decode_cabac_residual_nondc_internal( h, block, cat, n, scantable, qmul, max_coeff ); |
| 1833 | } |
| 1834 | |
| 1835 | static av_always_inline void decode_cabac_luma_residual( H264Context *h, const uint8_t *scan, const uint8_t *scan8x8, int pixel_shift, int mb_type, int cbp, int p ) |
| 1836 | { |
| 1837 | static const uint8_t ctx_cat[4][3] = {{0,6,10},{1,7,11},{2,8,12},{5,9,13}}; |
| 1838 | const uint32_t *qmul; |
| 1839 | int i8x8, i4x4; |
| 1840 | int qscale = p == 0 ? h->qscale : h->chroma_qp[p-1]; |
| 1841 | if( IS_INTRA16x16( mb_type ) ) { |
| 1842 | AV_ZERO128(h->mb_luma_dc[p]+0); |
| 1843 | AV_ZERO128(h->mb_luma_dc[p]+8); |
| 1844 | AV_ZERO128(h->mb_luma_dc[p]+16); |
| 1845 | AV_ZERO128(h->mb_luma_dc[p]+24); |
| 1846 | decode_cabac_residual_dc(h, h->mb_luma_dc[p], ctx_cat[0][p], LUMA_DC_BLOCK_INDEX+p, scan, 16); |
| 1847 | |
| 1848 | if( cbp&15 ) { |
| 1849 | qmul = h->dequant4_coeff[p][qscale]; |
| 1850 | for( i4x4 = 0; i4x4 < 16; i4x4++ ) { |
| 1851 | const int index = 16*p + i4x4; |
| 1852 | decode_cabac_residual_nondc(h, h->mb + (16*index << pixel_shift), ctx_cat[1][p], index, scan + 1, qmul, 15); |
| 1853 | } |
| 1854 | } else { |
| 1855 | fill_rectangle(&h->non_zero_count_cache[scan8[16*p]], 4, 4, 8, 0, 1); |
| 1856 | } |
| 1857 | } else { |
| 1858 | int cqm = (IS_INTRA( mb_type ) ? 0:3) + p; |
| 1859 | for( i8x8 = 0; i8x8 < 4; i8x8++ ) { |
| 1860 | if( cbp & (1<<i8x8) ) { |
| 1861 | if( IS_8x8DCT(mb_type) ) { |
| 1862 | const int index = 16*p + 4*i8x8; |
| 1863 | decode_cabac_residual_nondc(h, h->mb + (16*index << pixel_shift), ctx_cat[3][p], index, |
| 1864 | scan8x8, h->dequant8_coeff[cqm][qscale], 64); |
| 1865 | } else { |
| 1866 | qmul = h->dequant4_coeff[cqm][qscale]; |
| 1867 | for( i4x4 = 0; i4x4 < 4; i4x4++ ) { |
| 1868 | const int index = 16*p + 4*i8x8 + i4x4; |
| 1869 | //START_TIMER |
| 1870 | decode_cabac_residual_nondc(h, h->mb + (16*index << pixel_shift), ctx_cat[2][p], index, scan, qmul, 16); |
| 1871 | //STOP_TIMER("decode_residual") |
| 1872 | } |
| 1873 | } |
| 1874 | } else { |
| 1875 | fill_rectangle(&h->non_zero_count_cache[scan8[4*i8x8+16*p]], 2, 2, 8, 0, 1); |
| 1876 | } |
| 1877 | } |
| 1878 | } |
| 1879 | } |
| 1880 | |
| 1881 | /** |
| 1882 | * Decode a macroblock. |
| 1883 | * @return 0 if OK, ER_AC_ERROR / ER_DC_ERROR / ER_MV_ERROR if an error is noticed |
| 1884 | */ |
| 1885 | int ff_h264_decode_mb_cabac(H264Context *h) { |
| 1886 | int mb_xy; |
| 1887 | int mb_type, partition_count, cbp = 0; |
| 1888 | int dct8x8_allowed= h->pps.transform_8x8_mode; |
| 1889 | int decode_chroma = h->sps.chroma_format_idc == 1 || h->sps.chroma_format_idc == 2; |
| 1890 | const int pixel_shift = h->pixel_shift; |
| 1891 | unsigned local_ref_count[2]; |
| 1892 | |
| 1893 | mb_xy = h->mb_xy = h->mb_x + h->mb_y*h->mb_stride; |
| 1894 | |
| 1895 | tprintf(h->avctx, "pic:%d mb:%d/%d\n", h->frame_num, h->mb_x, h->mb_y); |
| 1896 | if( h->slice_type_nos != AV_PICTURE_TYPE_I ) { |
| 1897 | int skip; |
| 1898 | /* a skipped mb needs the aff flag from the following mb */ |
| 1899 | if (FRAME_MBAFF(h) && (h->mb_y & 1) == 1 && h->prev_mb_skipped) |
| 1900 | skip = h->next_mb_skipped; |
| 1901 | else |
| 1902 | skip = decode_cabac_mb_skip( h, h->mb_x, h->mb_y ); |
| 1903 | /* read skip flags */ |
| 1904 | if( skip ) { |
| 1905 | if (FRAME_MBAFF(h) && (h->mb_y & 1) == 0) { |
| 1906 | h->cur_pic.mb_type[mb_xy] = MB_TYPE_SKIP; |
| 1907 | h->next_mb_skipped = decode_cabac_mb_skip( h, h->mb_x, h->mb_y+1 ); |
| 1908 | if(!h->next_mb_skipped) |
| 1909 | h->mb_mbaff = h->mb_field_decoding_flag = decode_cabac_field_decoding_flag(h); |
| 1910 | } |
| 1911 | |
| 1912 | decode_mb_skip(h); |
| 1913 | |
| 1914 | h->cbp_table[mb_xy] = 0; |
| 1915 | h->chroma_pred_mode_table[mb_xy] = 0; |
| 1916 | h->last_qscale_diff = 0; |
| 1917 | |
| 1918 | return 0; |
| 1919 | |
| 1920 | } |
| 1921 | } |
| 1922 | if (FRAME_MBAFF(h)) { |
| 1923 | if( (h->mb_y&1) == 0 ) |
| 1924 | h->mb_mbaff = |
| 1925 | h->mb_field_decoding_flag = decode_cabac_field_decoding_flag(h); |
| 1926 | } |
| 1927 | |
| 1928 | h->prev_mb_skipped = 0; |
| 1929 | |
| 1930 | fill_decode_neighbors(h, -(MB_FIELD(h))); |
| 1931 | |
| 1932 | if( h->slice_type_nos == AV_PICTURE_TYPE_B ) { |
| 1933 | int ctx = 0; |
| 1934 | av_assert2(h->slice_type_nos == AV_PICTURE_TYPE_B); |
| 1935 | |
| 1936 | if( !IS_DIRECT( h->left_type[LTOP]-1 ) ) |
| 1937 | ctx++; |
| 1938 | if( !IS_DIRECT( h->top_type-1 ) ) |
| 1939 | ctx++; |
| 1940 | |
| 1941 | if( !get_cabac_noinline( &h->cabac, &h->cabac_state[27+ctx] ) ){ |
| 1942 | mb_type= 0; /* B_Direct_16x16 */ |
| 1943 | }else if( !get_cabac_noinline( &h->cabac, &h->cabac_state[27+3] ) ) { |
| 1944 | mb_type= 1 + get_cabac_noinline( &h->cabac, &h->cabac_state[27+5] ); /* B_L[01]_16x16 */ |
| 1945 | }else{ |
| 1946 | int bits; |
| 1947 | bits = get_cabac_noinline( &h->cabac, &h->cabac_state[27+4] ) << 3; |
| 1948 | bits+= get_cabac_noinline( &h->cabac, &h->cabac_state[27+5] ) << 2; |
| 1949 | bits+= get_cabac_noinline( &h->cabac, &h->cabac_state[27+5] ) << 1; |
| 1950 | bits+= get_cabac_noinline( &h->cabac, &h->cabac_state[27+5] ); |
| 1951 | if( bits < 8 ){ |
| 1952 | mb_type= bits + 3; /* B_Bi_16x16 through B_L1_L0_16x8 */ |
| 1953 | }else if( bits == 13 ){ |
| 1954 | mb_type= decode_cabac_intra_mb_type(h, 32, 0); |
| 1955 | goto decode_intra_mb; |
| 1956 | }else if( bits == 14 ){ |
| 1957 | mb_type= 11; /* B_L1_L0_8x16 */ |
| 1958 | }else if( bits == 15 ){ |
| 1959 | mb_type= 22; /* B_8x8 */ |
| 1960 | }else{ |
| 1961 | bits= ( bits<<1 ) + get_cabac_noinline( &h->cabac, &h->cabac_state[27+5] ); |
| 1962 | mb_type= bits - 4; /* B_L0_Bi_* through B_Bi_Bi_* */ |
| 1963 | } |
| 1964 | } |
| 1965 | partition_count= b_mb_type_info[mb_type].partition_count; |
| 1966 | mb_type= b_mb_type_info[mb_type].type; |
| 1967 | } else if( h->slice_type_nos == AV_PICTURE_TYPE_P ) { |
| 1968 | if( get_cabac_noinline( &h->cabac, &h->cabac_state[14] ) == 0 ) { |
| 1969 | /* P-type */ |
| 1970 | if( get_cabac_noinline( &h->cabac, &h->cabac_state[15] ) == 0 ) { |
| 1971 | /* P_L0_D16x16, P_8x8 */ |
| 1972 | mb_type= 3 * get_cabac_noinline( &h->cabac, &h->cabac_state[16] ); |
| 1973 | } else { |
| 1974 | /* P_L0_D8x16, P_L0_D16x8 */ |
| 1975 | mb_type= 2 - get_cabac_noinline( &h->cabac, &h->cabac_state[17] ); |
| 1976 | } |
| 1977 | partition_count= p_mb_type_info[mb_type].partition_count; |
| 1978 | mb_type= p_mb_type_info[mb_type].type; |
| 1979 | } else { |
| 1980 | mb_type= decode_cabac_intra_mb_type(h, 17, 0); |
| 1981 | goto decode_intra_mb; |
| 1982 | } |
| 1983 | } else { |
| 1984 | mb_type= decode_cabac_intra_mb_type(h, 3, 1); |
| 1985 | if(h->slice_type == AV_PICTURE_TYPE_SI && mb_type) |
| 1986 | mb_type--; |
| 1987 | av_assert2(h->slice_type_nos == AV_PICTURE_TYPE_I); |
| 1988 | decode_intra_mb: |
| 1989 | partition_count = 0; |
| 1990 | cbp= i_mb_type_info[mb_type].cbp; |
| 1991 | h->intra16x16_pred_mode= i_mb_type_info[mb_type].pred_mode; |
| 1992 | mb_type= i_mb_type_info[mb_type].type; |
| 1993 | } |
| 1994 | if(MB_FIELD(h)) |
| 1995 | mb_type |= MB_TYPE_INTERLACED; |
| 1996 | |
| 1997 | h->slice_table[ mb_xy ]= h->slice_num; |
| 1998 | |
| 1999 | if(IS_INTRA_PCM(mb_type)) { |
| 2000 | const int mb_size = ff_h264_mb_sizes[h->sps.chroma_format_idc] * |
| 2001 | h->sps.bit_depth_luma >> 3; |
| 2002 | const uint8_t *ptr; |
| 2003 | |
| 2004 | // We assume these blocks are very rare so we do not optimize it. |
| 2005 | // FIXME The two following lines get the bitstream position in the cabac |
| 2006 | // decode, I think it should be done by a function in cabac.h (or cabac.c). |
| 2007 | ptr= h->cabac.bytestream; |
| 2008 | if(h->cabac.low&0x1) ptr--; |
| 2009 | if(CABAC_BITS==16){ |
| 2010 | if(h->cabac.low&0x1FF) ptr--; |
| 2011 | } |
| 2012 | |
| 2013 | // The pixels are stored in the same order as levels in h->mb array. |
| 2014 | if ((int) (h->cabac.bytestream_end - ptr) < mb_size) |
| 2015 | return -1; |
| 2016 | h->intra_pcm_ptr = ptr; |
| 2017 | ptr += mb_size; |
| 2018 | |
| 2019 | ff_init_cabac_decoder(&h->cabac, ptr, h->cabac.bytestream_end - ptr); |
| 2020 | |
| 2021 | // All blocks are present |
| 2022 | h->cbp_table[mb_xy] = 0xf7ef; |
| 2023 | h->chroma_pred_mode_table[mb_xy] = 0; |
| 2024 | // In deblocking, the quantizer is 0 |
| 2025 | h->cur_pic.qscale_table[mb_xy] = 0; |
| 2026 | // All coeffs are present |
| 2027 | memset(h->non_zero_count[mb_xy], 16, 48); |
| 2028 | h->cur_pic.mb_type[mb_xy] = mb_type; |
| 2029 | h->last_qscale_diff = 0; |
| 2030 | return 0; |
| 2031 | } |
| 2032 | |
| 2033 | local_ref_count[0] = h->ref_count[0] << MB_MBAFF(h); |
| 2034 | local_ref_count[1] = h->ref_count[1] << MB_MBAFF(h); |
| 2035 | |
| 2036 | fill_decode_caches(h, mb_type); |
| 2037 | |
| 2038 | if( IS_INTRA( mb_type ) ) { |
| 2039 | int i, pred_mode; |
| 2040 | if( IS_INTRA4x4( mb_type ) ) { |
| 2041 | if( dct8x8_allowed && get_cabac_noinline( &h->cabac, &h->cabac_state[399 + h->neighbor_transform_size] ) ) { |
| 2042 | mb_type |= MB_TYPE_8x8DCT; |
| 2043 | for( i = 0; i < 16; i+=4 ) { |
| 2044 | int pred = pred_intra_mode( h, i ); |
| 2045 | int mode = decode_cabac_mb_intra4x4_pred_mode( h, pred ); |
| 2046 | fill_rectangle( &h->intra4x4_pred_mode_cache[ scan8[i] ], 2, 2, 8, mode, 1 ); |
| 2047 | } |
| 2048 | } else { |
| 2049 | for( i = 0; i < 16; i++ ) { |
| 2050 | int pred = pred_intra_mode( h, i ); |
| 2051 | h->intra4x4_pred_mode_cache[ scan8[i] ] = decode_cabac_mb_intra4x4_pred_mode( h, pred ); |
| 2052 | |
| 2053 | av_dlog(h->avctx, "i4x4 pred=%d mode=%d\n", pred, |
| 2054 | h->intra4x4_pred_mode_cache[scan8[i]]); |
| 2055 | } |
| 2056 | } |
| 2057 | write_back_intra_pred_mode(h); |
| 2058 | if( ff_h264_check_intra4x4_pred_mode(h) < 0 ) return -1; |
| 2059 | } else { |
| 2060 | h->intra16x16_pred_mode= ff_h264_check_intra_pred_mode( h, h->intra16x16_pred_mode, 0 ); |
| 2061 | if( h->intra16x16_pred_mode < 0 ) return -1; |
| 2062 | } |
| 2063 | if(decode_chroma){ |
| 2064 | h->chroma_pred_mode_table[mb_xy] = |
| 2065 | pred_mode = decode_cabac_mb_chroma_pre_mode( h ); |
| 2066 | |
| 2067 | pred_mode= ff_h264_check_intra_pred_mode( h, pred_mode, 1 ); |
| 2068 | if( pred_mode < 0 ) return -1; |
| 2069 | h->chroma_pred_mode= pred_mode; |
| 2070 | } else { |
| 2071 | h->chroma_pred_mode= DC_128_PRED8x8; |
| 2072 | } |
| 2073 | } else if( partition_count == 4 ) { |
| 2074 | int i, j, sub_partition_count[4], list, ref[2][4]; |
| 2075 | |
| 2076 | if( h->slice_type_nos == AV_PICTURE_TYPE_B ) { |
| 2077 | for( i = 0; i < 4; i++ ) { |
| 2078 | h->sub_mb_type[i] = decode_cabac_b_mb_sub_type( h ); |
| 2079 | sub_partition_count[i]= b_sub_mb_type_info[ h->sub_mb_type[i] ].partition_count; |
| 2080 | h->sub_mb_type[i]= b_sub_mb_type_info[ h->sub_mb_type[i] ].type; |
| 2081 | } |
| 2082 | if( IS_DIRECT(h->sub_mb_type[0] | h->sub_mb_type[1] | |
| 2083 | h->sub_mb_type[2] | h->sub_mb_type[3]) ) { |
| 2084 | ff_h264_pred_direct_motion(h, &mb_type); |
| 2085 | h->ref_cache[0][scan8[4]] = |
| 2086 | h->ref_cache[1][scan8[4]] = |
| 2087 | h->ref_cache[0][scan8[12]] = |
| 2088 | h->ref_cache[1][scan8[12]] = PART_NOT_AVAILABLE; |
| 2089 | for( i = 0; i < 4; i++ ) |
| 2090 | fill_rectangle( &h->direct_cache[scan8[4*i]], 2, 2, 8, (h->sub_mb_type[i]>>1)&0xFF, 1 ); |
| 2091 | } |
| 2092 | } else { |
| 2093 | for( i = 0; i < 4; i++ ) { |
| 2094 | h->sub_mb_type[i] = decode_cabac_p_mb_sub_type( h ); |
| 2095 | sub_partition_count[i]= p_sub_mb_type_info[ h->sub_mb_type[i] ].partition_count; |
| 2096 | h->sub_mb_type[i]= p_sub_mb_type_info[ h->sub_mb_type[i] ].type; |
| 2097 | } |
| 2098 | } |
| 2099 | |
| 2100 | for( list = 0; list < h->list_count; list++ ) { |
| 2101 | for( i = 0; i < 4; i++ ) { |
| 2102 | if(IS_DIRECT(h->sub_mb_type[i])) continue; |
| 2103 | if(IS_DIR(h->sub_mb_type[i], 0, list)){ |
| 2104 | if (local_ref_count[list] > 1) { |
| 2105 | ref[list][i] = decode_cabac_mb_ref( h, list, 4*i ); |
| 2106 | if (ref[list][i] >= (unsigned)local_ref_count[list]) { |
| 2107 | av_log(h->avctx, AV_LOG_ERROR, "Reference %d >= %d\n", ref[list][i], local_ref_count[list]); |
| 2108 | return -1; |
| 2109 | } |
| 2110 | }else |
| 2111 | ref[list][i] = 0; |
| 2112 | } else { |
| 2113 | ref[list][i] = -1; |
| 2114 | } |
| 2115 | h->ref_cache[list][ scan8[4*i]+1 ]= |
| 2116 | h->ref_cache[list][ scan8[4*i]+8 ]=h->ref_cache[list][ scan8[4*i]+9 ]= ref[list][i]; |
| 2117 | } |
| 2118 | } |
| 2119 | |
| 2120 | if(dct8x8_allowed) |
| 2121 | dct8x8_allowed = get_dct8x8_allowed(h); |
| 2122 | |
| 2123 | for(list=0; list<h->list_count; list++){ |
| 2124 | for(i=0; i<4; i++){ |
| 2125 | h->ref_cache[list][ scan8[4*i] ]=h->ref_cache[list][ scan8[4*i]+1 ]; |
| 2126 | if(IS_DIRECT(h->sub_mb_type[i])){ |
| 2127 | fill_rectangle(h->mvd_cache[list][scan8[4*i]], 2, 2, 8, 0, 2); |
| 2128 | continue; |
| 2129 | } |
| 2130 | |
| 2131 | if(IS_DIR(h->sub_mb_type[i], 0, list) && !IS_DIRECT(h->sub_mb_type[i])){ |
| 2132 | const int sub_mb_type= h->sub_mb_type[i]; |
| 2133 | const int block_width= (sub_mb_type & (MB_TYPE_16x16|MB_TYPE_16x8)) ? 2 : 1; |
| 2134 | for(j=0; j<sub_partition_count[i]; j++){ |
| 2135 | int mpx, mpy; |
| 2136 | int mx, my; |
| 2137 | const int index= 4*i + block_width*j; |
| 2138 | int16_t (* mv_cache)[2]= &h->mv_cache[list][ scan8[index] ]; |
| 2139 | uint8_t (* mvd_cache)[2]= &h->mvd_cache[list][ scan8[index] ]; |
| 2140 | pred_motion(h, index, block_width, list, h->ref_cache[list][ scan8[index] ], &mx, &my); |
| 2141 | DECODE_CABAC_MB_MVD( h, list, index) |
| 2142 | tprintf(h->avctx, "final mv:%d %d\n", mx, my); |
| 2143 | |
| 2144 | if(IS_SUB_8X8(sub_mb_type)){ |
| 2145 | mv_cache[ 1 ][0]= |
| 2146 | mv_cache[ 8 ][0]= mv_cache[ 9 ][0]= mx; |
| 2147 | mv_cache[ 1 ][1]= |
| 2148 | mv_cache[ 8 ][1]= mv_cache[ 9 ][1]= my; |
| 2149 | |
| 2150 | mvd_cache[ 1 ][0]= |
| 2151 | mvd_cache[ 8 ][0]= mvd_cache[ 9 ][0]= mpx; |
| 2152 | mvd_cache[ 1 ][1]= |
| 2153 | mvd_cache[ 8 ][1]= mvd_cache[ 9 ][1]= mpy; |
| 2154 | }else if(IS_SUB_8X4(sub_mb_type)){ |
| 2155 | mv_cache[ 1 ][0]= mx; |
| 2156 | mv_cache[ 1 ][1]= my; |
| 2157 | |
| 2158 | mvd_cache[ 1 ][0]= mpx; |
| 2159 | mvd_cache[ 1 ][1]= mpy; |
| 2160 | }else if(IS_SUB_4X8(sub_mb_type)){ |
| 2161 | mv_cache[ 8 ][0]= mx; |
| 2162 | mv_cache[ 8 ][1]= my; |
| 2163 | |
| 2164 | mvd_cache[ 8 ][0]= mpx; |
| 2165 | mvd_cache[ 8 ][1]= mpy; |
| 2166 | } |
| 2167 | mv_cache[ 0 ][0]= mx; |
| 2168 | mv_cache[ 0 ][1]= my; |
| 2169 | |
| 2170 | mvd_cache[ 0 ][0]= mpx; |
| 2171 | mvd_cache[ 0 ][1]= mpy; |
| 2172 | } |
| 2173 | }else{ |
| 2174 | fill_rectangle(h->mv_cache [list][ scan8[4*i] ], 2, 2, 8, 0, 4); |
| 2175 | fill_rectangle(h->mvd_cache[list][ scan8[4*i] ], 2, 2, 8, 0, 2); |
| 2176 | } |
| 2177 | } |
| 2178 | } |
| 2179 | } else if( IS_DIRECT(mb_type) ) { |
| 2180 | ff_h264_pred_direct_motion(h, &mb_type); |
| 2181 | fill_rectangle(h->mvd_cache[0][scan8[0]], 4, 4, 8, 0, 2); |
| 2182 | fill_rectangle(h->mvd_cache[1][scan8[0]], 4, 4, 8, 0, 2); |
| 2183 | dct8x8_allowed &= h->sps.direct_8x8_inference_flag; |
| 2184 | } else { |
| 2185 | int list, i; |
| 2186 | if(IS_16X16(mb_type)){ |
| 2187 | for(list=0; list<h->list_count; list++){ |
| 2188 | if(IS_DIR(mb_type, 0, list)){ |
| 2189 | int ref; |
| 2190 | if (local_ref_count[list] > 1) { |
| 2191 | ref= decode_cabac_mb_ref(h, list, 0); |
| 2192 | if (ref >= (unsigned)local_ref_count[list]) { |
| 2193 | av_log(h->avctx, AV_LOG_ERROR, "Reference %d >= %d\n", ref, local_ref_count[list]); |
| 2194 | return -1; |
| 2195 | } |
| 2196 | }else |
| 2197 | ref=0; |
| 2198 | fill_rectangle(&h->ref_cache[list][ scan8[0] ], 4, 4, 8, ref, 1); |
| 2199 | } |
| 2200 | } |
| 2201 | for(list=0; list<h->list_count; list++){ |
| 2202 | if(IS_DIR(mb_type, 0, list)){ |
| 2203 | int mx,my,mpx,mpy; |
| 2204 | pred_motion(h, 0, 4, list, h->ref_cache[list][ scan8[0] ], &mx, &my); |
| 2205 | DECODE_CABAC_MB_MVD( h, list, 0) |
| 2206 | tprintf(h->avctx, "final mv:%d %d\n", mx, my); |
| 2207 | |
| 2208 | fill_rectangle(h->mvd_cache[list][ scan8[0] ], 4, 4, 8, pack8to16(mpx,mpy), 2); |
| 2209 | fill_rectangle(h->mv_cache[list][ scan8[0] ], 4, 4, 8, pack16to32(mx,my), 4); |
| 2210 | } |
| 2211 | } |
| 2212 | } |
| 2213 | else if(IS_16X8(mb_type)){ |
| 2214 | for(list=0; list<h->list_count; list++){ |
| 2215 | for(i=0; i<2; i++){ |
| 2216 | if(IS_DIR(mb_type, i, list)){ |
| 2217 | int ref; |
| 2218 | if (local_ref_count[list] > 1) { |
| 2219 | ref= decode_cabac_mb_ref( h, list, 8*i ); |
| 2220 | if (ref >= (unsigned)local_ref_count[list]) { |
| 2221 | av_log(h->avctx, AV_LOG_ERROR, "Reference %d >= %d\n", ref, local_ref_count[list]); |
| 2222 | return -1; |
| 2223 | } |
| 2224 | }else |
| 2225 | ref=0; |
| 2226 | fill_rectangle(&h->ref_cache[list][ scan8[0] + 16*i ], 4, 2, 8, ref, 1); |
| 2227 | }else |
| 2228 | fill_rectangle(&h->ref_cache[list][ scan8[0] + 16*i ], 4, 2, 8, (LIST_NOT_USED&0xFF), 1); |
| 2229 | } |
| 2230 | } |
| 2231 | for(list=0; list<h->list_count; list++){ |
| 2232 | for(i=0; i<2; i++){ |
| 2233 | if(IS_DIR(mb_type, i, list)){ |
| 2234 | int mx,my,mpx,mpy; |
| 2235 | pred_16x8_motion(h, 8*i, list, h->ref_cache[list][scan8[0] + 16*i], &mx, &my); |
| 2236 | DECODE_CABAC_MB_MVD( h, list, 8*i) |
| 2237 | tprintf(h->avctx, "final mv:%d %d\n", mx, my); |
| 2238 | |
| 2239 | fill_rectangle(h->mvd_cache[list][ scan8[0] + 16*i ], 4, 2, 8, pack8to16(mpx,mpy), 2); |
| 2240 | fill_rectangle(h->mv_cache[list][ scan8[0] + 16*i ], 4, 2, 8, pack16to32(mx,my), 4); |
| 2241 | }else{ |
| 2242 | fill_rectangle(h->mvd_cache[list][ scan8[0] + 16*i ], 4, 2, 8, 0, 2); |
| 2243 | fill_rectangle(h-> mv_cache[list][ scan8[0] + 16*i ], 4, 2, 8, 0, 4); |
| 2244 | } |
| 2245 | } |
| 2246 | } |
| 2247 | }else{ |
| 2248 | av_assert2(IS_8X16(mb_type)); |
| 2249 | for(list=0; list<h->list_count; list++){ |
| 2250 | for(i=0; i<2; i++){ |
| 2251 | if(IS_DIR(mb_type, i, list)){ //FIXME optimize |
| 2252 | int ref; |
| 2253 | if (local_ref_count[list] > 1) { |
| 2254 | ref= decode_cabac_mb_ref( h, list, 4*i ); |
| 2255 | if (ref >= (unsigned)local_ref_count[list]) { |
| 2256 | av_log(h->avctx, AV_LOG_ERROR, "Reference %d >= %d\n", ref, local_ref_count[list]); |
| 2257 | return -1; |
| 2258 | } |
| 2259 | }else |
| 2260 | ref=0; |
| 2261 | fill_rectangle(&h->ref_cache[list][ scan8[0] + 2*i ], 2, 4, 8, ref, 1); |
| 2262 | }else |
| 2263 | fill_rectangle(&h->ref_cache[list][ scan8[0] + 2*i ], 2, 4, 8, (LIST_NOT_USED&0xFF), 1); |
| 2264 | } |
| 2265 | } |
| 2266 | for(list=0; list<h->list_count; list++){ |
| 2267 | for(i=0; i<2; i++){ |
| 2268 | if(IS_DIR(mb_type, i, list)){ |
| 2269 | int mx,my,mpx,mpy; |
| 2270 | pred_8x16_motion(h, i*4, list, h->ref_cache[list][ scan8[0] + 2*i ], &mx, &my); |
| 2271 | DECODE_CABAC_MB_MVD( h, list, 4*i) |
| 2272 | |
| 2273 | tprintf(h->avctx, "final mv:%d %d\n", mx, my); |
| 2274 | fill_rectangle(h->mvd_cache[list][ scan8[0] + 2*i ], 2, 4, 8, pack8to16(mpx,mpy), 2); |
| 2275 | fill_rectangle(h->mv_cache[list][ scan8[0] + 2*i ], 2, 4, 8, pack16to32(mx,my), 4); |
| 2276 | }else{ |
| 2277 | fill_rectangle(h->mvd_cache[list][ scan8[0] + 2*i ], 2, 4, 8, 0, 2); |
| 2278 | fill_rectangle(h-> mv_cache[list][ scan8[0] + 2*i ], 2, 4, 8, 0, 4); |
| 2279 | } |
| 2280 | } |
| 2281 | } |
| 2282 | } |
| 2283 | } |
| 2284 | |
| 2285 | if( IS_INTER( mb_type ) ) { |
| 2286 | h->chroma_pred_mode_table[mb_xy] = 0; |
| 2287 | write_back_motion( h, mb_type ); |
| 2288 | } |
| 2289 | |
| 2290 | if( !IS_INTRA16x16( mb_type ) ) { |
| 2291 | cbp = decode_cabac_mb_cbp_luma( h ); |
| 2292 | if(decode_chroma) |
| 2293 | cbp |= decode_cabac_mb_cbp_chroma( h ) << 4; |
| 2294 | } else { |
| 2295 | if (!decode_chroma && cbp>15) { |
| 2296 | av_log(h->avctx, AV_LOG_ERROR, "gray chroma\n"); |
| 2297 | return AVERROR_INVALIDDATA; |
| 2298 | } |
| 2299 | } |
| 2300 | |
| 2301 | h->cbp_table[mb_xy] = h->cbp = cbp; |
| 2302 | |
| 2303 | if( dct8x8_allowed && (cbp&15) && !IS_INTRA( mb_type ) ) { |
| 2304 | mb_type |= MB_TYPE_8x8DCT * get_cabac_noinline( &h->cabac, &h->cabac_state[399 + h->neighbor_transform_size] ); |
| 2305 | } |
| 2306 | |
| 2307 | /* It would be better to do this in fill_decode_caches, but we don't know |
| 2308 | * the transform mode of the current macroblock there. */ |
| 2309 | if (CHROMA444(h) && IS_8x8DCT(mb_type)){ |
| 2310 | int i; |
| 2311 | uint8_t *nnz_cache = h->non_zero_count_cache; |
| 2312 | for (i = 0; i < 2; i++){ |
| 2313 | if (h->left_type[LEFT(i)] && !IS_8x8DCT(h->left_type[LEFT(i)])){ |
| 2314 | nnz_cache[3+8* 1 + 2*8*i]= |
| 2315 | nnz_cache[3+8* 2 + 2*8*i]= |
| 2316 | nnz_cache[3+8* 6 + 2*8*i]= |
| 2317 | nnz_cache[3+8* 7 + 2*8*i]= |
| 2318 | nnz_cache[3+8*11 + 2*8*i]= |
| 2319 | nnz_cache[3+8*12 + 2*8*i]= IS_INTRA(mb_type) ? 64 : 0; |
| 2320 | } |
| 2321 | } |
| 2322 | if (h->top_type && !IS_8x8DCT(h->top_type)){ |
| 2323 | uint32_t top_empty = CABAC(h) && !IS_INTRA(mb_type) ? 0 : 0x40404040; |
| 2324 | AV_WN32A(&nnz_cache[4+8* 0], top_empty); |
| 2325 | AV_WN32A(&nnz_cache[4+8* 5], top_empty); |
| 2326 | AV_WN32A(&nnz_cache[4+8*10], top_empty); |
| 2327 | } |
| 2328 | } |
| 2329 | h->cur_pic.mb_type[mb_xy] = mb_type; |
| 2330 | |
| 2331 | if( cbp || IS_INTRA16x16( mb_type ) ) { |
| 2332 | const uint8_t *scan, *scan8x8; |
| 2333 | const uint32_t *qmul; |
| 2334 | |
| 2335 | if(IS_INTERLACED(mb_type)){ |
| 2336 | scan8x8= h->qscale ? h->field_scan8x8 : h->field_scan8x8_q0; |
| 2337 | scan= h->qscale ? h->field_scan : h->field_scan_q0; |
| 2338 | }else{ |
| 2339 | scan8x8= h->qscale ? h->zigzag_scan8x8 : h->zigzag_scan8x8_q0; |
| 2340 | scan= h->qscale ? h->zigzag_scan : h->zigzag_scan_q0; |
| 2341 | } |
| 2342 | |
| 2343 | // decode_cabac_mb_dqp |
| 2344 | if(get_cabac_noinline( &h->cabac, &h->cabac_state[60 + (h->last_qscale_diff != 0)])){ |
| 2345 | int val = 1; |
| 2346 | int ctx= 2; |
| 2347 | const int max_qp = 51 + 6*(h->sps.bit_depth_luma-8); |
| 2348 | |
| 2349 | while( get_cabac_noinline( &h->cabac, &h->cabac_state[60 + ctx] ) ) { |
| 2350 | ctx= 3; |
| 2351 | val++; |
| 2352 | if(val > 2*max_qp){ //prevent infinite loop |
| 2353 | av_log(h->avctx, AV_LOG_ERROR, "cabac decode of qscale diff failed at %d %d\n", h->mb_x, h->mb_y); |
| 2354 | return -1; |
| 2355 | } |
| 2356 | } |
| 2357 | |
| 2358 | if( val&0x01 ) |
| 2359 | val= (val + 1)>>1 ; |
| 2360 | else |
| 2361 | val= -((val + 1)>>1); |
| 2362 | h->last_qscale_diff = val; |
| 2363 | h->qscale += val; |
| 2364 | if(((unsigned)h->qscale) > max_qp){ |
| 2365 | if(h->qscale<0) h->qscale+= max_qp+1; |
| 2366 | else h->qscale-= max_qp+1; |
| 2367 | } |
| 2368 | h->chroma_qp[0] = get_chroma_qp(h, 0, h->qscale); |
| 2369 | h->chroma_qp[1] = get_chroma_qp(h, 1, h->qscale); |
| 2370 | }else |
| 2371 | h->last_qscale_diff=0; |
| 2372 | |
| 2373 | decode_cabac_luma_residual(h, scan, scan8x8, pixel_shift, mb_type, cbp, 0); |
| 2374 | if (CHROMA444(h)) { |
| 2375 | decode_cabac_luma_residual(h, scan, scan8x8, pixel_shift, mb_type, cbp, 1); |
| 2376 | decode_cabac_luma_residual(h, scan, scan8x8, pixel_shift, mb_type, cbp, 2); |
| 2377 | } else if (CHROMA422(h)) { |
| 2378 | if( cbp&0x30 ){ |
| 2379 | int c; |
| 2380 | for (c = 0; c < 2; c++) |
| 2381 | decode_cabac_residual_dc_422(h, h->mb + ((256 + 16*16*c) << pixel_shift), 3, |
| 2382 | CHROMA_DC_BLOCK_INDEX + c, |
| 2383 | chroma422_dc_scan, 8); |
| 2384 | } |
| 2385 | |
| 2386 | if( cbp&0x20 ) { |
| 2387 | int c, i, i8x8; |
| 2388 | for( c = 0; c < 2; c++ ) { |
| 2389 | int16_t *mb = h->mb + (16*(16 + 16*c) << pixel_shift); |
| 2390 | qmul = h->dequant4_coeff[c+1+(IS_INTRA( mb_type ) ? 0:3)][h->chroma_qp[c]]; |
| 2391 | for (i8x8 = 0; i8x8 < 2; i8x8++) { |
| 2392 | for (i = 0; i < 4; i++) { |
| 2393 | const int index = 16 + 16 * c + 8*i8x8 + i; |
| 2394 | decode_cabac_residual_nondc(h, mb, 4, index, scan + 1, qmul, 15); |
| 2395 | mb += 16<<pixel_shift; |
| 2396 | } |
| 2397 | } |
| 2398 | } |
| 2399 | } else { |
| 2400 | fill_rectangle(&h->non_zero_count_cache[scan8[16]], 4, 4, 8, 0, 1); |
| 2401 | fill_rectangle(&h->non_zero_count_cache[scan8[32]], 4, 4, 8, 0, 1); |
| 2402 | } |
| 2403 | } else /* yuv420 */ { |
| 2404 | if( cbp&0x30 ){ |
| 2405 | int c; |
| 2406 | for (c = 0; c < 2; c++) |
| 2407 | decode_cabac_residual_dc(h, h->mb + ((256 + 16*16*c) << pixel_shift), 3, CHROMA_DC_BLOCK_INDEX+c, chroma_dc_scan, 4); |
| 2408 | } |
| 2409 | |
| 2410 | if( cbp&0x20 ) { |
| 2411 | int c, i; |
| 2412 | for( c = 0; c < 2; c++ ) { |
| 2413 | qmul = h->dequant4_coeff[c+1+(IS_INTRA( mb_type ) ? 0:3)][h->chroma_qp[c]]; |
| 2414 | for( i = 0; i < 4; i++ ) { |
| 2415 | const int index = 16 + 16 * c + i; |
| 2416 | decode_cabac_residual_nondc(h, h->mb + (16*index << pixel_shift), 4, index, scan + 1, qmul, 15); |
| 2417 | } |
| 2418 | } |
| 2419 | } else { |
| 2420 | fill_rectangle(&h->non_zero_count_cache[scan8[16]], 4, 4, 8, 0, 1); |
| 2421 | fill_rectangle(&h->non_zero_count_cache[scan8[32]], 4, 4, 8, 0, 1); |
| 2422 | } |
| 2423 | } |
| 2424 | } else { |
| 2425 | fill_rectangle(&h->non_zero_count_cache[scan8[ 0]], 4, 4, 8, 0, 1); |
| 2426 | fill_rectangle(&h->non_zero_count_cache[scan8[16]], 4, 4, 8, 0, 1); |
| 2427 | fill_rectangle(&h->non_zero_count_cache[scan8[32]], 4, 4, 8, 0, 1); |
| 2428 | h->last_qscale_diff = 0; |
| 2429 | } |
| 2430 | |
| 2431 | h->cur_pic.qscale_table[mb_xy] = h->qscale; |
| 2432 | write_back_non_zero_count(h); |
| 2433 | |
| 2434 | return 0; |
| 2435 | } |