2 * H.26L/H.264/AVC/JVT/14496-10/... cabac decoding
3 * Copyright (c) 2003 Michael Niedermayer <michaelni@gmx.at>
5 * This file is part of FFmpeg.
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.
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.
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
24 * H.264 / AVC / MPEG4 part10 cabac decoding.
25 * @author Michael Niedermayer <michaelni@gmx.at>
29 #define UNCHECKED_BITSTREAM_READER 1
30 #define INT_BIT (CHAR_BIT * sizeof(int))
32 #include "libavutil/attributes.h"
33 #include "libavutil/avassert.h"
34 #include "libavutil/timer.h"
37 #include "cabac_functions.h"
42 #include "h264_mvpred.h"
44 #include "mpegutils.h"
47 #include "x86/h264_i386.h"
50 /* Cabac pre state table */
52 static const int8_t cabac_context_init_I[1024][2] =
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 },
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 },
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 },
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 },
78 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 },
82 { 0, 41 }, { 0, 63 }, { 0, 63 }, { 0, 63 },
83 { -9, 83 }, { 4, 86 }, { 0, 97 }, { -7, 72 },
84 { 13, 41 }, { 3, 62 },
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 },
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 },
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 },
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 },
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 },
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 },
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 },
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 },
157 /* 276 a bit special (not used, bypass is used instead) */
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 },
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 },
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 },
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 },
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 },
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 },
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 }
364 static const int8_t cabac_context_init_PB[3][1024][2] =
366 /* i_cabac_init_idc == 0 */
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 },
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 },
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 },
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 },
392 { -7, 67 }, { -5, 74 }, { -4, 74 }, { -5, 80 },
393 { -7, 72 }, { 1, 58 },
396 { 0, 41 }, { 0, 63 }, { 0, 63 }, { 0, 63 },
397 { -9, 83 }, { 4, 86 }, { 0, 97 }, { -7, 72 },
398 { 13, 41 }, { 3, 62 },
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 },
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 },
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 },
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 },
462 /* 276 a bit special (not used, bypass is used instead) */
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 },
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 },
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 },
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 },
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 }
665 /* i_cabac_init_idc == 1 */
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 },
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 },
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 },
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 },
691 { -1, 66 },{ -1, 77 },{ 1, 70 },{ -2, 86 },
692 { -5, 72 },{ 0, 61 },
695 { 0, 41 }, { 0, 63 }, { 0, 63 }, { 0, 63 },
696 { -9, 83 }, { 4, 86 }, { 0, 97 }, { -7, 72 },
697 { 13, 41 }, { 3, 62 },
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 },
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 },
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 },
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 },
761 /* 276 a bit special (not used, bypass is used instead) */
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 },
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 },
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 },
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 },
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 }
964 /* i_cabac_init_idc == 2 */
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 },
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 },
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 },
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 },
990 { 3, 55 },{ -4, 79 },{ -2, 75 },{ -12, 97 },
991 { -7, 50 },{ 1, 60 },
994 { 0, 41 }, { 0, 63 }, { 0, 63 }, { 0, 63 },
995 { -9, 83 }, { 4, 86 }, { 0, 97 }, { -7, 72 },
996 { 13, 41 }, { 3, 62 },
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 },
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 },
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 },
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 },
1060 /* 276 a bit special (not used, bypass is used instead) */
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 },
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 },
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 },
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 },
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 }
1264 void ff_h264_init_cabac_states(const H264Context *h, H264SliceContext *sl)
1267 const int8_t (*tab)[2];
1268 const int slice_qp = av_clip(sl->qscale - 6*(h->sps.bit_depth_luma-8), 0, 51);
1270 if (sl->slice_type_nos == AV_PICTURE_TYPE_I) tab = cabac_context_init_I;
1271 else tab = cabac_context_init_PB[sl->cabac_init_idc];
1273 /* calculate pre-state */
1274 for( i= 0; i < 1024; i++ ) {
1275 int pre = 2*(((tab[i][0] * slice_qp) >>4 ) + tab[i][1]) - 127;
1281 sl->cabac_state[i] = pre;
1285 static int decode_cabac_field_decoding_flag(const H264Context *h, H264SliceContext *sl)
1287 const int mbb_xy = sl->mb_xy - 2*h->mb_stride;
1289 unsigned long ctx = 0;
1291 ctx += sl->mb_field_decoding_flag & !!sl->mb_x; //for FMO:(s->current_picture.mb_type[mba_xy] >> 7) & (h->slice_table[mba_xy] == h->slice_num);
1292 ctx += (h->cur_pic.mb_type[mbb_xy] >> 7) & (h->slice_table[mbb_xy] == sl->slice_num);
1294 return get_cabac_noinline( &sl->cabac, &(sl->cabac_state+70)[ctx] );
1297 static int decode_cabac_intra_mb_type(H264SliceContext *sl,
1298 int ctx_base, int intra_slice)
1300 uint8_t *state= &sl->cabac_state[ctx_base];
1305 if (sl->left_type[LTOP] & (MB_TYPE_INTRA16x16|MB_TYPE_INTRA_PCM))
1307 if (sl->top_type & (MB_TYPE_INTRA16x16|MB_TYPE_INTRA_PCM))
1309 if( get_cabac_noinline( &sl->cabac, &state[ctx] ) == 0 )
1310 return 0; /* I4x4 */
1313 if( get_cabac_noinline( &sl->cabac, state ) == 0 )
1314 return 0; /* I4x4 */
1317 if( get_cabac_terminate( &sl->cabac ) )
1318 return 25; /* PCM */
1320 mb_type = 1; /* I16x16 */
1321 mb_type += 12 * get_cabac_noinline( &sl->cabac, &state[1] ); /* cbp_luma != 0 */
1322 if( get_cabac_noinline( &sl->cabac, &state[2] ) ) /* cbp_chroma */
1323 mb_type += 4 + 4 * get_cabac_noinline( &sl->cabac, &state[2+intra_slice] );
1324 mb_type += 2 * get_cabac_noinline( &sl->cabac, &state[3+intra_slice] );
1325 mb_type += 1 * get_cabac_noinline( &sl->cabac, &state[3+2*intra_slice] );
1329 static int decode_cabac_mb_skip(const H264Context *h, H264SliceContext *sl,
1335 if (FRAME_MBAFF(h)) { //FIXME merge with the stuff in fill_caches?
1336 int mb_xy = mb_x + (mb_y&~1)*h->mb_stride;
1339 && h->slice_table[mba_xy] == sl->slice_num
1340 && MB_FIELD(sl) == !!IS_INTERLACED( h->cur_pic.mb_type[mba_xy] ) )
1341 mba_xy += h->mb_stride;
1343 mbb_xy = mb_xy - h->mb_stride;
1345 && h->slice_table[mbb_xy] == sl->slice_num
1346 && IS_INTERLACED( h->cur_pic.mb_type[mbb_xy] ) )
1347 mbb_xy -= h->mb_stride;
1349 mbb_xy = mb_x + (mb_y-1)*h->mb_stride;
1351 int mb_xy = sl->mb_xy;
1353 mbb_xy = mb_xy - (h->mb_stride << FIELD_PICTURE(h));
1356 if( h->slice_table[mba_xy] == sl->slice_num && !IS_SKIP(h->cur_pic.mb_type[mba_xy] ))
1358 if( h->slice_table[mbb_xy] == sl->slice_num && !IS_SKIP(h->cur_pic.mb_type[mbb_xy] ))
1361 if (sl->slice_type_nos == AV_PICTURE_TYPE_B)
1363 return get_cabac_noinline( &sl->cabac, &sl->cabac_state[11+ctx] );
1366 static int decode_cabac_mb_intra4x4_pred_mode(H264SliceContext *sl, int pred_mode)
1370 if( get_cabac( &sl->cabac, &sl->cabac_state[68] ) )
1373 mode += 1 * get_cabac( &sl->cabac, &sl->cabac_state[69] );
1374 mode += 2 * get_cabac( &sl->cabac, &sl->cabac_state[69] );
1375 mode += 4 * get_cabac( &sl->cabac, &sl->cabac_state[69] );
1377 return mode + ( mode >= pred_mode );
1380 static int decode_cabac_mb_chroma_pre_mode(const H264Context *h, H264SliceContext *sl)
1382 const int mba_xy = sl->left_mb_xy[0];
1383 const int mbb_xy = sl->top_mb_xy;
1387 /* No need to test for IS_INTRA4x4 and IS_INTRA16x16, as we set chroma_pred_mode_table to 0 */
1388 if (sl->left_type[LTOP] && h->chroma_pred_mode_table[mba_xy] != 0)
1391 if (sl->top_type && h->chroma_pred_mode_table[mbb_xy] != 0)
1394 if( get_cabac_noinline( &sl->cabac, &sl->cabac_state[64+ctx] ) == 0 )
1397 if( get_cabac_noinline( &sl->cabac, &sl->cabac_state[64+3] ) == 0 )
1399 if( get_cabac_noinline( &sl->cabac, &sl->cabac_state[64+3] ) == 0 )
1405 static int decode_cabac_mb_cbp_luma(H264SliceContext *sl)
1407 int cbp_b, cbp_a, ctx, cbp = 0;
1409 cbp_a = sl->left_cbp;
1410 cbp_b = sl->top_cbp;
1412 ctx = !(cbp_a & 0x02) + 2 * !(cbp_b & 0x04);
1413 cbp += get_cabac_noinline(&sl->cabac, &sl->cabac_state[73 + ctx]);
1414 ctx = !(cbp & 0x01) + 2 * !(cbp_b & 0x08);
1415 cbp += get_cabac_noinline(&sl->cabac, &sl->cabac_state[73 + ctx]) << 1;
1416 ctx = !(cbp_a & 0x08) + 2 * !(cbp & 0x01);
1417 cbp += get_cabac_noinline(&sl->cabac, &sl->cabac_state[73 + ctx]) << 2;
1418 ctx = !(cbp & 0x04) + 2 * !(cbp & 0x02);
1419 cbp += get_cabac_noinline(&sl->cabac, &sl->cabac_state[73 + ctx]) << 3;
1422 static int decode_cabac_mb_cbp_chroma(H264SliceContext *sl)
1427 cbp_a = (sl->left_cbp>>4)&0x03;
1428 cbp_b = (sl-> top_cbp>>4)&0x03;
1431 if( cbp_a > 0 ) ctx++;
1432 if( cbp_b > 0 ) ctx += 2;
1433 if( get_cabac_noinline( &sl->cabac, &sl->cabac_state[77 + ctx] ) == 0 )
1437 if( cbp_a == 2 ) ctx++;
1438 if( cbp_b == 2 ) ctx += 2;
1439 return 1 + get_cabac_noinline( &sl->cabac, &sl->cabac_state[77 + ctx] );
1442 static int decode_cabac_p_mb_sub_type(H264SliceContext *sl)
1444 if( get_cabac( &sl->cabac, &sl->cabac_state[21] ) )
1446 if( !get_cabac( &sl->cabac, &sl->cabac_state[22] ) )
1448 if( get_cabac( &sl->cabac, &sl->cabac_state[23] ) )
1452 static int decode_cabac_b_mb_sub_type(H264SliceContext *sl)
1455 if( !get_cabac( &sl->cabac, &sl->cabac_state[36] ) )
1456 return 0; /* B_Direct_8x8 */
1457 if( !get_cabac( &sl->cabac, &sl->cabac_state[37] ) )
1458 return 1 + get_cabac( &sl->cabac, &sl->cabac_state[39] ); /* B_L0_8x8, B_L1_8x8 */
1460 if( get_cabac( &sl->cabac, &sl->cabac_state[38] ) ) {
1461 if( get_cabac( &sl->cabac, &sl->cabac_state[39] ) )
1462 return 11 + get_cabac( &sl->cabac, &sl->cabac_state[39] ); /* B_L1_4x4, B_Bi_4x4 */
1465 type += 2*get_cabac( &sl->cabac, &sl->cabac_state[39] );
1466 type += get_cabac( &sl->cabac, &sl->cabac_state[39] );
1470 static int decode_cabac_mb_ref(H264SliceContext *sl, int list, int n)
1472 int refa = sl->ref_cache[list][scan8[n] - 1];
1473 int refb = sl->ref_cache[list][scan8[n] - 8];
1477 if (sl->slice_type_nos == AV_PICTURE_TYPE_B) {
1478 if( refa > 0 && !(sl->direct_cache[scan8[n] - 1]&(MB_TYPE_DIRECT2>>1)) )
1480 if( refb > 0 && !(sl->direct_cache[scan8[n] - 8]&(MB_TYPE_DIRECT2>>1)) )
1489 while( get_cabac( &sl->cabac, &sl->cabac_state[54+ctx] ) ) {
1492 if(ref >= 32 /*h->ref_list[list]*/){
1499 static int decode_cabac_mb_mvd(H264SliceContext *sl, int ctxbase, int amvd, int *mvda)
1503 if(!get_cabac(&sl->cabac, &sl->cabac_state[ctxbase+((amvd-3)>>(INT_BIT-1))+((amvd-33)>>(INT_BIT-1))+2])){
1504 // if(!get_cabac(&sl->cabac, &sl->cabac_state[ctxbase+(amvd>2)+(amvd>32)])){
1511 while( mvd < 9 && get_cabac( &sl->cabac, &sl->cabac_state[ctxbase] ) ) {
1519 while( get_cabac_bypass( &sl->cabac ) ) {
1523 av_log(sl->h264->avctx, AV_LOG_ERROR, "overflow in decode_cabac_mb_mvd\n");
1528 mvd += get_cabac_bypass( &sl->cabac )<<k;
1530 *mvda=mvd < 70 ? mvd : 70;
1533 return get_cabac_bypass_sign( &sl->cabac, -mvd );
1536 #define DECODE_CABAC_MB_MVD(sl, list, n )\
1538 int amvd0 = sl->mvd_cache[list][scan8[n] - 1][0] +\
1539 sl->mvd_cache[list][scan8[n] - 8][0];\
1540 int amvd1 = sl->mvd_cache[list][scan8[n] - 1][1] +\
1541 sl->mvd_cache[list][scan8[n] - 8][1];\
1543 int mxd = decode_cabac_mb_mvd(sl, 40, amvd0, &mpx);\
1544 int myd = decode_cabac_mb_mvd(sl, 47, amvd1, &mpy);\
1545 if (mxd == INT_MIN || myd == INT_MIN) \
1546 return AVERROR_INVALIDDATA; \
1551 static av_always_inline int get_cabac_cbf_ctx(H264SliceContext *sl,
1552 int cat, int idx, int max_coeff,
1557 static const uint16_t base_ctx[14] = {85,89,93,97,101,1012,460,464,468,1016,472,476,480,1020};
1561 idx -= CHROMA_DC_BLOCK_INDEX;
1562 nza = (sl->left_cbp>>(6+idx))&0x01;
1563 nzb = (sl-> top_cbp>>(6+idx))&0x01;
1565 idx -= LUMA_DC_BLOCK_INDEX;
1566 nza = sl->left_cbp&(0x100<<idx);
1567 nzb = sl-> top_cbp&(0x100<<idx);
1570 nza = sl->non_zero_count_cache[scan8[idx] - 1];
1571 nzb = sl->non_zero_count_cache[scan8[idx] - 8];
1580 return base_ctx[cat] + ctx;
1583 static av_always_inline void
1584 decode_cabac_residual_internal(const H264Context *h, H264SliceContext *sl,
1586 int cat, int n, const uint8_t *scantable,
1587 const uint32_t *qmul, int max_coeff,
1588 int is_dc, int chroma422)
1590 static const int significant_coeff_flag_offset[2][14] = {
1591 { 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 },
1592 { 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 }
1594 static const int last_coeff_flag_offset[2][14] = {
1595 { 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 },
1596 { 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 }
1598 static const int coeff_abs_level_m1_offset[14] = {
1599 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
1601 static const uint8_t significant_coeff_flag_offset_8x8[2][63] = {
1602 { 0, 1, 2, 3, 4, 5, 5, 4, 4, 3, 3, 4, 4, 4, 5, 5,
1603 4, 4, 4, 4, 3, 3, 6, 7, 7, 7, 8, 9,10, 9, 8, 7,
1604 7, 6,11,12,13,11, 6, 7, 8, 9,14,10, 9, 8, 6,11,
1605 12,13,11, 6, 9,14,10, 9,11,12,13,11,14,10,12 },
1606 { 0, 1, 1, 2, 2, 3, 3, 4, 5, 6, 7, 7, 7, 8, 4, 5,
1607 6, 9,10,10, 8,11,12,11, 9, 9,10,10, 8,11,12,11,
1608 9, 9,10,10, 8,11,12,11, 9, 9,10,10, 8,13,13, 9,
1609 9,10,10, 8,13,13, 9, 9,10,10,14,14,14,14,14 }
1611 static const uint8_t sig_coeff_offset_dc[7] = { 0, 0, 1, 1, 2, 2, 2 };
1612 /* node ctx: 0..3: abslevel1 (with abslevelgt1 == 0).
1613 * 4..7: abslevelgt1 + 3 (and abslevel1 doesn't matter).
1614 * map node ctx => cabac ctx for level=1 */
1615 static const uint8_t coeff_abs_level1_ctx[8] = { 1, 2, 3, 4, 0, 0, 0, 0 };
1616 /* map node ctx => cabac ctx for level>1 */
1617 static const uint8_t coeff_abs_levelgt1_ctx[2][8] = {
1618 { 5, 5, 5, 5, 6, 7, 8, 9 },
1619 { 5, 5, 5, 5, 6, 7, 8, 8 }, // 422/dc case
1621 static const uint8_t coeff_abs_level_transition[2][8] = {
1622 /* update node ctx after decoding a level=1 */
1623 { 1, 2, 3, 3, 4, 5, 6, 7 },
1624 /* update node ctx after decoding a level>1 */
1625 { 4, 4, 4, 4, 5, 6, 7, 7 }
1631 int coeff_count = 0;
1634 uint8_t *significant_coeff_ctx_base;
1635 uint8_t *last_coeff_ctx_base;
1636 uint8_t *abs_level_m1_ctx_base;
1639 #define CABAC_ON_STACK
1641 #ifdef CABAC_ON_STACK
1644 cc.range = sl->cabac.range;
1645 cc.low = sl->cabac.low;
1646 cc.bytestream= sl->cabac.bytestream;
1647 #if !UNCHECKED_BITSTREAM_READER || ARCH_AARCH64
1648 cc.bytestream_end = sl->cabac.bytestream_end;
1651 #define CC &sl->cabac
1654 significant_coeff_ctx_base = sl->cabac_state
1655 + significant_coeff_flag_offset[MB_FIELD(sl)][cat];
1656 last_coeff_ctx_base = sl->cabac_state
1657 + last_coeff_flag_offset[MB_FIELD(sl)][cat];
1658 abs_level_m1_ctx_base = sl->cabac_state
1659 + coeff_abs_level_m1_offset[cat];
1661 if( !is_dc && max_coeff == 64 ) {
1662 #define DECODE_SIGNIFICANCE( coefs, sig_off, last_off ) \
1663 for(last= 0; last < coefs; last++) { \
1664 uint8_t *sig_ctx = significant_coeff_ctx_base + sig_off; \
1665 if( get_cabac( CC, sig_ctx )) { \
1666 uint8_t *last_ctx = last_coeff_ctx_base + last_off; \
1667 index[coeff_count++] = last; \
1668 if( get_cabac( CC, last_ctx ) ) { \
1674 if( last == max_coeff -1 ) {\
1675 index[coeff_count++] = last;\
1677 const uint8_t *sig_off = significant_coeff_flag_offset_8x8[MB_FIELD(sl)];
1678 #ifdef decode_significance
1679 coeff_count = decode_significance_8x8(CC, significant_coeff_ctx_base, index,
1680 last_coeff_ctx_base, sig_off);
1682 if (is_dc && chroma422) { // dc 422
1683 DECODE_SIGNIFICANCE(7, sig_coeff_offset_dc[last], sig_coeff_offset_dc[last]);
1685 coeff_count = decode_significance(CC, max_coeff, significant_coeff_ctx_base, index,
1686 last_coeff_ctx_base-significant_coeff_ctx_base);
1689 DECODE_SIGNIFICANCE( 63, sig_off[last], ff_h264_last_coeff_flag_offset_8x8[last] );
1691 if (is_dc && chroma422) { // dc 422
1692 DECODE_SIGNIFICANCE(7, sig_coeff_offset_dc[last], sig_coeff_offset_dc[last]);
1694 DECODE_SIGNIFICANCE(max_coeff - 1, last, last);
1698 av_assert2(coeff_count > 0);
1702 h->cbp_table[sl->mb_xy] |= 0x40 << (n - CHROMA_DC_BLOCK_INDEX);
1704 h->cbp_table[sl->mb_xy] |= 0x100 << (n - LUMA_DC_BLOCK_INDEX);
1705 sl->non_zero_count_cache[scan8[n]] = coeff_count;
1707 if( max_coeff == 64 )
1708 fill_rectangle(&sl->non_zero_count_cache[scan8[n]], 2, 2, 8, coeff_count, 1);
1710 av_assert2( cat == 1 || cat == 2 || cat == 4 || cat == 7 || cat == 8 || cat == 11 || cat == 12 );
1711 sl->non_zero_count_cache[scan8[n]] = coeff_count;
1715 #define STORE_BLOCK(type) \
1717 uint8_t *ctx = coeff_abs_level1_ctx[node_ctx] + abs_level_m1_ctx_base; \
1719 int j= scantable[index[--coeff_count]]; \
1721 if( get_cabac( CC, ctx ) == 0 ) { \
1722 node_ctx = coeff_abs_level_transition[0][node_ctx]; \
1724 ((type*)block)[j] = get_cabac_bypass_sign( CC, -1); \
1726 ((type*)block)[j] = (get_cabac_bypass_sign( CC, -qmul[j]) + 32) >> 6; \
1729 int coeff_abs = 2; \
1730 ctx = coeff_abs_levelgt1_ctx[is_dc && chroma422][node_ctx] + abs_level_m1_ctx_base; \
1731 node_ctx = coeff_abs_level_transition[1][node_ctx]; \
1733 while( coeff_abs < 15 && get_cabac( CC, ctx ) ) { \
1737 if( coeff_abs >= 15 ) { \
1739 while (get_cabac_bypass(CC) && j < 30) { \
1745 coeff_abs += coeff_abs + get_cabac_bypass( CC ); \
1751 ((type*)block)[j] = get_cabac_bypass_sign( CC, -coeff_abs ); \
1753 ((type*)block)[j] = ((int)(get_cabac_bypass_sign( CC, -coeff_abs ) * qmul[j] + 32)) >> 6; \
1756 } while ( coeff_count );
1758 if (h->pixel_shift) {
1759 STORE_BLOCK(int32_t)
1761 STORE_BLOCK(int16_t)
1763 #ifdef CABAC_ON_STACK
1764 sl->cabac.range = cc.range ;
1765 sl->cabac.low = cc.low ;
1766 sl->cabac.bytestream= cc.bytestream;
1771 static av_noinline void decode_cabac_residual_dc_internal(const H264Context *h,
1772 H264SliceContext *sl,
1775 const uint8_t *scantable,
1778 decode_cabac_residual_internal(h, sl, block, cat, n, scantable, NULL, max_coeff, 1, 0);
1781 static av_noinline void decode_cabac_residual_dc_internal_422(const H264Context *h,
1782 H264SliceContext *sl,
1785 const uint8_t *scantable,
1788 decode_cabac_residual_internal(h, sl, block, cat, n, scantable, NULL, max_coeff, 1, 1);
1791 static av_noinline void decode_cabac_residual_nondc_internal(const H264Context *h,
1792 H264SliceContext *sl,
1795 const uint8_t *scantable,
1796 const uint32_t *qmul,
1799 decode_cabac_residual_internal(h, sl, block, cat, n, scantable, qmul, max_coeff, 0, 0);
1802 /* cat: 0-> DC 16x16 n = 0
1803 * 1-> AC 16x16 n = luma4x4idx
1804 * 2-> Luma4x4 n = luma4x4idx
1805 * 3-> DC Chroma n = iCbCr
1806 * 4-> AC Chroma n = 16 + 4 * iCbCr + chroma4x4idx
1807 * 5-> Luma8x8 n = 4 * luma8x8idx */
1809 /* Partially inline the CABAC residual decode: inline the coded block flag.
1810 * This has very little impact on binary size and improves performance
1811 * because it allows improved constant propagation into get_cabac_cbf_ctx,
1812 * as well as because most blocks have zero CBFs. */
1814 static av_always_inline void decode_cabac_residual_dc(const H264Context *h,
1815 H264SliceContext *sl,
1818 const uint8_t *scantable,
1821 /* read coded block flag */
1822 if( get_cabac( &sl->cabac, &sl->cabac_state[get_cabac_cbf_ctx(sl, cat, n, max_coeff, 1)]) == 0 ) {
1823 sl->non_zero_count_cache[scan8[n]] = 0;
1826 decode_cabac_residual_dc_internal(h, sl, block, cat, n, scantable, max_coeff);
1829 static av_always_inline void
1830 decode_cabac_residual_dc_422(const H264Context *h, H264SliceContext *sl,
1832 int cat, int n, const uint8_t *scantable,
1835 /* read coded block flag */
1836 if (get_cabac(&sl->cabac, &sl->cabac_state[get_cabac_cbf_ctx(sl, cat, n, max_coeff, 1)]) == 0) {
1837 sl->non_zero_count_cache[scan8[n]] = 0;
1840 decode_cabac_residual_dc_internal_422(h, sl, block, cat, n, scantable, max_coeff);
1843 static av_always_inline void decode_cabac_residual_nondc(const H264Context *h,
1844 H264SliceContext *sl,
1847 const uint8_t *scantable,
1848 const uint32_t *qmul,
1851 /* read coded block flag */
1852 if( (cat != 5 || CHROMA444(h)) && get_cabac( &sl->cabac, &sl->cabac_state[get_cabac_cbf_ctx(sl, cat, n, max_coeff, 0)]) == 0) {
1853 if( max_coeff == 64 ) {
1854 fill_rectangle(&sl->non_zero_count_cache[scan8[n]], 2, 2, 8, 0, 1);
1856 sl->non_zero_count_cache[scan8[n]] = 0;
1860 decode_cabac_residual_nondc_internal(h, sl, block, cat, n, scantable, qmul, max_coeff);
1863 static av_always_inline void decode_cabac_luma_residual(const H264Context *h, H264SliceContext *sl,
1864 const uint8_t *scan, const uint8_t *scan8x8,
1865 int pixel_shift, int mb_type, int cbp, int p)
1867 static const uint8_t ctx_cat[4][3] = {{0,6,10},{1,7,11},{2,8,12},{5,9,13}};
1868 const uint32_t *qmul;
1870 int qscale = p == 0 ? sl->qscale : sl->chroma_qp[p - 1];
1871 if( IS_INTRA16x16( mb_type ) ) {
1872 AV_ZERO128(sl->mb_luma_dc[p]+0);
1873 AV_ZERO128(sl->mb_luma_dc[p]+8);
1874 AV_ZERO128(sl->mb_luma_dc[p]+16);
1875 AV_ZERO128(sl->mb_luma_dc[p]+24);
1876 decode_cabac_residual_dc(h, sl, sl->mb_luma_dc[p], ctx_cat[0][p], LUMA_DC_BLOCK_INDEX+p, scan, 16);
1879 qmul = h->dequant4_coeff[p][qscale];
1880 for( i4x4 = 0; i4x4 < 16; i4x4++ ) {
1881 const int index = 16*p + i4x4;
1882 decode_cabac_residual_nondc(h, sl, sl->mb + (16*index << pixel_shift), ctx_cat[1][p], index, scan + 1, qmul, 15);
1885 fill_rectangle(&sl->non_zero_count_cache[scan8[16*p]], 4, 4, 8, 0, 1);
1888 int cqm = (IS_INTRA( mb_type ) ? 0:3) + p;
1889 for( i8x8 = 0; i8x8 < 4; i8x8++ ) {
1890 if( cbp & (1<<i8x8) ) {
1891 if( IS_8x8DCT(mb_type) ) {
1892 const int index = 16*p + 4*i8x8;
1893 decode_cabac_residual_nondc(h, sl, sl->mb + (16*index << pixel_shift), ctx_cat[3][p], index,
1894 scan8x8, h->dequant8_coeff[cqm][qscale], 64);
1896 qmul = h->dequant4_coeff[cqm][qscale];
1897 for( i4x4 = 0; i4x4 < 4; i4x4++ ) {
1898 const int index = 16*p + 4*i8x8 + i4x4;
1900 decode_cabac_residual_nondc(h, sl, sl->mb + (16*index << pixel_shift), ctx_cat[2][p], index, scan, qmul, 16);
1901 //STOP_TIMER("decode_residual")
1905 fill_rectangle(&sl->non_zero_count_cache[scan8[4*i8x8+16*p]], 2, 2, 8, 0, 1);
1912 * Decode a macroblock.
1913 * @return 0 if OK, ER_AC_ERROR / ER_DC_ERROR / ER_MV_ERROR if an error is noticed
1915 int ff_h264_decode_mb_cabac(const H264Context *h, H264SliceContext *sl)
1918 int mb_type, partition_count, cbp = 0;
1919 int dct8x8_allowed= h->pps.transform_8x8_mode;
1920 int decode_chroma = h->sps.chroma_format_idc == 1 || h->sps.chroma_format_idc == 2;
1921 const int pixel_shift = h->pixel_shift;
1923 mb_xy = sl->mb_xy = sl->mb_x + sl->mb_y*h->mb_stride;
1925 ff_tlog(h->avctx, "pic:%d mb:%d/%d\n", h->frame_num, sl->mb_x, sl->mb_y);
1926 if (sl->slice_type_nos != AV_PICTURE_TYPE_I) {
1928 /* a skipped mb needs the aff flag from the following mb */
1929 if (FRAME_MBAFF(h) && (sl->mb_y & 1) == 1 && sl->prev_mb_skipped)
1930 skip = sl->next_mb_skipped;
1932 skip = decode_cabac_mb_skip(h, sl, sl->mb_x, sl->mb_y );
1933 /* read skip flags */
1935 if (FRAME_MBAFF(h) && (sl->mb_y & 1) == 0) {
1936 h->cur_pic.mb_type[mb_xy] = MB_TYPE_SKIP;
1937 sl->next_mb_skipped = decode_cabac_mb_skip(h, sl, sl->mb_x, sl->mb_y+1 );
1938 if(!sl->next_mb_skipped)
1939 sl->mb_mbaff = sl->mb_field_decoding_flag = decode_cabac_field_decoding_flag(h, sl);
1942 decode_mb_skip(h, sl);
1944 h->cbp_table[mb_xy] = 0;
1945 h->chroma_pred_mode_table[mb_xy] = 0;
1946 sl->last_qscale_diff = 0;
1952 if (FRAME_MBAFF(h)) {
1953 if ((sl->mb_y & 1) == 0)
1955 sl->mb_field_decoding_flag = decode_cabac_field_decoding_flag(h, sl);
1958 sl->prev_mb_skipped = 0;
1960 fill_decode_neighbors(h, sl, -(MB_FIELD(sl)));
1962 if (sl->slice_type_nos == AV_PICTURE_TYPE_B) {
1964 av_assert2(sl->slice_type_nos == AV_PICTURE_TYPE_B);
1966 if (!IS_DIRECT(sl->left_type[LTOP] - 1))
1968 if (!IS_DIRECT(sl->top_type - 1))
1971 if( !get_cabac_noinline( &sl->cabac, &sl->cabac_state[27+ctx] ) ){
1972 mb_type= 0; /* B_Direct_16x16 */
1973 }else if( !get_cabac_noinline( &sl->cabac, &sl->cabac_state[27+3] ) ) {
1974 mb_type= 1 + get_cabac_noinline( &sl->cabac, &sl->cabac_state[27+5] ); /* B_L[01]_16x16 */
1977 bits = get_cabac_noinline( &sl->cabac, &sl->cabac_state[27+4] ) << 3;
1978 bits+= get_cabac_noinline( &sl->cabac, &sl->cabac_state[27+5] ) << 2;
1979 bits+= get_cabac_noinline( &sl->cabac, &sl->cabac_state[27+5] ) << 1;
1980 bits+= get_cabac_noinline( &sl->cabac, &sl->cabac_state[27+5] );
1982 mb_type= bits + 3; /* B_Bi_16x16 through B_L1_L0_16x8 */
1983 }else if( bits == 13 ){
1984 mb_type = decode_cabac_intra_mb_type(sl, 32, 0);
1985 goto decode_intra_mb;
1986 }else if( bits == 14 ){
1987 mb_type= 11; /* B_L1_L0_8x16 */
1988 }else if( bits == 15 ){
1989 mb_type= 22; /* B_8x8 */
1991 bits= ( bits<<1 ) + get_cabac_noinline( &sl->cabac, &sl->cabac_state[27+5] );
1992 mb_type= bits - 4; /* B_L0_Bi_* through B_Bi_Bi_* */
1995 partition_count = ff_h264_b_mb_type_info[mb_type].partition_count;
1996 mb_type = ff_h264_b_mb_type_info[mb_type].type;
1997 } else if (sl->slice_type_nos == AV_PICTURE_TYPE_P) {
1998 if( get_cabac_noinline( &sl->cabac, &sl->cabac_state[14] ) == 0 ) {
2000 if( get_cabac_noinline( &sl->cabac, &sl->cabac_state[15] ) == 0 ) {
2001 /* P_L0_D16x16, P_8x8 */
2002 mb_type= 3 * get_cabac_noinline( &sl->cabac, &sl->cabac_state[16] );
2004 /* P_L0_D8x16, P_L0_D16x8 */
2005 mb_type= 2 - get_cabac_noinline( &sl->cabac, &sl->cabac_state[17] );
2007 partition_count = ff_h264_p_mb_type_info[mb_type].partition_count;
2008 mb_type = ff_h264_p_mb_type_info[mb_type].type;
2010 mb_type = decode_cabac_intra_mb_type(sl, 17, 0);
2011 goto decode_intra_mb;
2014 mb_type = decode_cabac_intra_mb_type(sl, 3, 1);
2015 if (sl->slice_type == AV_PICTURE_TYPE_SI && mb_type)
2017 av_assert2(sl->slice_type_nos == AV_PICTURE_TYPE_I);
2019 partition_count = 0;
2020 cbp = ff_h264_i_mb_type_info[mb_type].cbp;
2021 sl->intra16x16_pred_mode = ff_h264_i_mb_type_info[mb_type].pred_mode;
2022 mb_type = ff_h264_i_mb_type_info[mb_type].type;
2025 mb_type |= MB_TYPE_INTERLACED;
2027 h->slice_table[mb_xy] = sl->slice_num;
2029 if(IS_INTRA_PCM(mb_type)) {
2030 const int mb_size = ff_h264_mb_sizes[h->sps.chroma_format_idc] *
2031 h->sps.bit_depth_luma >> 3;
2035 // We assume these blocks are very rare so we do not optimize it.
2036 // FIXME The two following lines get the bitstream position in the cabac
2037 // decode, I think it should be done by a function in cabac.h (or cabac.c).
2038 ptr= sl->cabac.bytestream;
2039 if(sl->cabac.low&0x1) ptr--;
2041 if(sl->cabac.low&0x1FF) ptr--;
2044 // The pixels are stored in the same order as levels in h->mb array.
2045 if ((int) (sl->cabac.bytestream_end - ptr) < mb_size)
2047 sl->intra_pcm_ptr = ptr;
2050 ret = ff_init_cabac_decoder(&sl->cabac, ptr, sl->cabac.bytestream_end - ptr);
2054 // All blocks are present
2055 h->cbp_table[mb_xy] = 0xf7ef;
2056 h->chroma_pred_mode_table[mb_xy] = 0;
2057 // In deblocking, the quantizer is 0
2058 h->cur_pic.qscale_table[mb_xy] = 0;
2059 // All coeffs are present
2060 memset(h->non_zero_count[mb_xy], 16, 48);
2061 h->cur_pic.mb_type[mb_xy] = mb_type;
2062 sl->last_qscale_diff = 0;
2066 fill_decode_caches(h, sl, mb_type);
2068 if( IS_INTRA( mb_type ) ) {
2070 if( IS_INTRA4x4( mb_type ) ) {
2071 if (dct8x8_allowed && get_cabac_noinline(&sl->cabac, &sl->cabac_state[399 + sl->neighbor_transform_size])) {
2072 mb_type |= MB_TYPE_8x8DCT;
2073 for( i = 0; i < 16; i+=4 ) {
2074 int pred = pred_intra_mode(h, sl, i);
2075 int mode = decode_cabac_mb_intra4x4_pred_mode(sl, pred);
2076 fill_rectangle(&sl->intra4x4_pred_mode_cache[scan8[i]], 2, 2, 8, mode, 1);
2079 for( i = 0; i < 16; i++ ) {
2080 int pred = pred_intra_mode(h, sl, i);
2081 sl->intra4x4_pred_mode_cache[scan8[i]] = decode_cabac_mb_intra4x4_pred_mode(sl, pred);
2083 ff_tlog(h->avctx, "i4x4 pred=%d mode=%d\n", pred,
2084 sl->intra4x4_pred_mode_cache[scan8[i]]);
2087 write_back_intra_pred_mode(h, sl);
2088 if (ff_h264_check_intra4x4_pred_mode(sl->intra4x4_pred_mode_cache, h->avctx,
2089 sl->top_samples_available, sl->left_samples_available) < 0 )
2092 sl->intra16x16_pred_mode = ff_h264_check_intra_pred_mode(h->avctx, sl->top_samples_available,
2093 sl->left_samples_available, sl->intra16x16_pred_mode, 0);
2094 if (sl->intra16x16_pred_mode < 0) return -1;
2097 h->chroma_pred_mode_table[mb_xy] =
2098 pred_mode = decode_cabac_mb_chroma_pre_mode(h, sl);
2100 pred_mode= ff_h264_check_intra_pred_mode(h->avctx, sl->top_samples_available,
2101 sl->left_samples_available, pred_mode, 1 );
2102 if( pred_mode < 0 ) return -1;
2103 sl->chroma_pred_mode = pred_mode;
2105 sl->chroma_pred_mode = DC_128_PRED8x8;
2107 } else if( partition_count == 4 ) {
2108 int i, j, sub_partition_count[4], list, ref[2][4];
2110 if (sl->slice_type_nos == AV_PICTURE_TYPE_B ) {
2111 for( i = 0; i < 4; i++ ) {
2112 sl->sub_mb_type[i] = decode_cabac_b_mb_sub_type(sl);
2113 sub_partition_count[i] = ff_h264_b_sub_mb_type_info[sl->sub_mb_type[i]].partition_count;
2114 sl->sub_mb_type[i] = ff_h264_b_sub_mb_type_info[sl->sub_mb_type[i]].type;
2116 if (IS_DIRECT(sl->sub_mb_type[0] | sl->sub_mb_type[1] |
2117 sl->sub_mb_type[2] | sl->sub_mb_type[3])) {
2118 ff_h264_pred_direct_motion(h, sl, &mb_type);
2119 sl->ref_cache[0][scan8[4]] =
2120 sl->ref_cache[1][scan8[4]] =
2121 sl->ref_cache[0][scan8[12]] =
2122 sl->ref_cache[1][scan8[12]] = PART_NOT_AVAILABLE;
2123 for( i = 0; i < 4; i++ )
2124 fill_rectangle(&sl->direct_cache[scan8[4*i]], 2, 2, 8, (sl->sub_mb_type[i] >> 1) & 0xFF, 1);
2127 for( i = 0; i < 4; i++ ) {
2128 sl->sub_mb_type[i] = decode_cabac_p_mb_sub_type(sl);
2129 sub_partition_count[i] = ff_h264_p_sub_mb_type_info[sl->sub_mb_type[i]].partition_count;
2130 sl->sub_mb_type[i] = ff_h264_p_sub_mb_type_info[sl->sub_mb_type[i]].type;
2134 for( list = 0; list < sl->list_count; list++ ) {
2135 for( i = 0; i < 4; i++ ) {
2136 if(IS_DIRECT(sl->sub_mb_type[i])) continue;
2137 if(IS_DIR(sl->sub_mb_type[i], 0, list)){
2138 unsigned rc = sl->ref_count[list] << MB_MBAFF(sl);
2140 ref[list][i] = decode_cabac_mb_ref(sl, list, 4 * i);
2141 if (ref[list][i] >= rc) {
2142 av_log(h->avctx, AV_LOG_ERROR, "Reference %d >= %d\n", ref[list][i], rc);
2150 sl->ref_cache[list][scan8[4 * i] + 1] =
2151 sl->ref_cache[list][scan8[4 * i] + 8] = sl->ref_cache[list][scan8[4 * i] + 9] = ref[list][i];
2156 dct8x8_allowed = get_dct8x8_allowed(h, sl);
2158 for (list = 0; list < sl->list_count; list++) {
2160 sl->ref_cache[list][scan8[4 * i]] = sl->ref_cache[list][scan8[4 * i] + 1];
2161 if(IS_DIRECT(sl->sub_mb_type[i])){
2162 fill_rectangle(sl->mvd_cache[list][scan8[4*i]], 2, 2, 8, 0, 2);
2166 if(IS_DIR(sl->sub_mb_type[i], 0, list) && !IS_DIRECT(sl->sub_mb_type[i])){
2167 const int sub_mb_type= sl->sub_mb_type[i];
2168 const int block_width= (sub_mb_type & (MB_TYPE_16x16|MB_TYPE_16x8)) ? 2 : 1;
2169 for(j=0; j<sub_partition_count[i]; j++){
2172 const int index= 4*i + block_width*j;
2173 int16_t (* mv_cache)[2] = &sl->mv_cache[list][ scan8[index] ];
2174 uint8_t (* mvd_cache)[2]= &sl->mvd_cache[list][ scan8[index] ];
2175 pred_motion(h, sl, index, block_width, list, sl->ref_cache[list][ scan8[index] ], &mx, &my);
2176 DECODE_CABAC_MB_MVD(sl, list, index)
2177 ff_tlog(h->avctx, "final mv:%d %d\n", mx, my);
2179 if(IS_SUB_8X8(sub_mb_type)){
2181 mv_cache[ 8 ][0]= mv_cache[ 9 ][0]= mx;
2183 mv_cache[ 8 ][1]= mv_cache[ 9 ][1]= my;
2186 mvd_cache[ 8 ][0]= mvd_cache[ 9 ][0]= mpx;
2188 mvd_cache[ 8 ][1]= mvd_cache[ 9 ][1]= mpy;
2189 }else if(IS_SUB_8X4(sub_mb_type)){
2190 mv_cache[ 1 ][0]= mx;
2191 mv_cache[ 1 ][1]= my;
2193 mvd_cache[ 1 ][0]= mpx;
2194 mvd_cache[ 1 ][1]= mpy;
2195 }else if(IS_SUB_4X8(sub_mb_type)){
2196 mv_cache[ 8 ][0]= mx;
2197 mv_cache[ 8 ][1]= my;
2199 mvd_cache[ 8 ][0]= mpx;
2200 mvd_cache[ 8 ][1]= mpy;
2202 mv_cache[ 0 ][0]= mx;
2203 mv_cache[ 0 ][1]= my;
2205 mvd_cache[ 0 ][0]= mpx;
2206 mvd_cache[ 0 ][1]= mpy;
2209 fill_rectangle(sl->mv_cache [list][ scan8[4*i] ], 2, 2, 8, 0, 4);
2210 fill_rectangle(sl->mvd_cache[list][ scan8[4*i] ], 2, 2, 8, 0, 2);
2214 } else if( IS_DIRECT(mb_type) ) {
2215 ff_h264_pred_direct_motion(h, sl, &mb_type);
2216 fill_rectangle(sl->mvd_cache[0][scan8[0]], 4, 4, 8, 0, 2);
2217 fill_rectangle(sl->mvd_cache[1][scan8[0]], 4, 4, 8, 0, 2);
2218 dct8x8_allowed &= h->sps.direct_8x8_inference_flag;
2221 if(IS_16X16(mb_type)){
2222 for (list = 0; list < sl->list_count; list++) {
2223 if(IS_DIR(mb_type, 0, list)){
2225 unsigned rc = sl->ref_count[list] << MB_MBAFF(sl);
2227 ref= decode_cabac_mb_ref(sl, list, 0);
2229 av_log(h->avctx, AV_LOG_ERROR, "Reference %d >= %d\n", ref, rc);
2234 fill_rectangle(&sl->ref_cache[list][ scan8[0] ], 4, 4, 8, ref, 1);
2237 for (list = 0; list < sl->list_count; list++) {
2238 if(IS_DIR(mb_type, 0, list)){
2240 pred_motion(h, sl, 0, 4, list, sl->ref_cache[list][ scan8[0] ], &mx, &my);
2241 DECODE_CABAC_MB_MVD(sl, list, 0)
2242 ff_tlog(h->avctx, "final mv:%d %d\n", mx, my);
2244 fill_rectangle(sl->mvd_cache[list][ scan8[0] ], 4, 4, 8, pack8to16(mpx,mpy), 2);
2245 fill_rectangle(sl->mv_cache[list][ scan8[0] ], 4, 4, 8, pack16to32(mx,my), 4);
2249 else if(IS_16X8(mb_type)){
2250 for (list = 0; list < sl->list_count; list++) {
2252 if(IS_DIR(mb_type, i, list)){
2254 unsigned rc = sl->ref_count[list] << MB_MBAFF(sl);
2256 ref= decode_cabac_mb_ref(sl, list, 8 * i);
2258 av_log(h->avctx, AV_LOG_ERROR, "Reference %d >= %d\n", ref, rc);
2263 fill_rectangle(&sl->ref_cache[list][ scan8[0] + 16*i ], 4, 2, 8, ref, 1);
2265 fill_rectangle(&sl->ref_cache[list][ scan8[0] + 16*i ], 4, 2, 8, (LIST_NOT_USED&0xFF), 1);
2268 for (list = 0; list < sl->list_count; list++) {
2270 if(IS_DIR(mb_type, i, list)){
2272 pred_16x8_motion(h, sl, 8*i, list, sl->ref_cache[list][scan8[0] + 16*i], &mx, &my);
2273 DECODE_CABAC_MB_MVD(sl, list, 8*i)
2274 ff_tlog(h->avctx, "final mv:%d %d\n", mx, my);
2276 fill_rectangle(sl->mvd_cache[list][ scan8[0] + 16*i ], 4, 2, 8, pack8to16(mpx,mpy), 2);
2277 fill_rectangle(sl->mv_cache[list][ scan8[0] + 16*i ], 4, 2, 8, pack16to32(mx,my), 4);
2279 fill_rectangle(sl->mvd_cache[list][ scan8[0] + 16*i ], 4, 2, 8, 0, 2);
2280 fill_rectangle(sl->mv_cache[list][ scan8[0] + 16*i ], 4, 2, 8, 0, 4);
2285 av_assert2(IS_8X16(mb_type));
2286 for (list = 0; list < sl->list_count; list++) {
2288 if(IS_DIR(mb_type, i, list)){ //FIXME optimize
2290 unsigned rc = sl->ref_count[list] << MB_MBAFF(sl);
2292 ref = decode_cabac_mb_ref(sl, list, 4 * i);
2294 av_log(h->avctx, AV_LOG_ERROR, "Reference %d >= %d\n", ref, rc);
2299 fill_rectangle(&sl->ref_cache[list][ scan8[0] + 2*i ], 2, 4, 8, ref, 1);
2301 fill_rectangle(&sl->ref_cache[list][ scan8[0] + 2*i ], 2, 4, 8, (LIST_NOT_USED&0xFF), 1);
2304 for (list = 0; list < sl->list_count; list++) {
2306 if(IS_DIR(mb_type, i, list)){
2308 pred_8x16_motion(h, sl, i*4, list, sl->ref_cache[list][ scan8[0] + 2*i ], &mx, &my);
2309 DECODE_CABAC_MB_MVD(sl, list, 4*i)
2311 ff_tlog(h->avctx, "final mv:%d %d\n", mx, my);
2312 fill_rectangle(sl->mvd_cache[list][ scan8[0] + 2*i ], 2, 4, 8, pack8to16(mpx,mpy), 2);
2313 fill_rectangle(sl->mv_cache[list][ scan8[0] + 2*i ], 2, 4, 8, pack16to32(mx,my), 4);
2315 fill_rectangle(sl->mvd_cache[list][ scan8[0] + 2*i ], 2, 4, 8, 0, 2);
2316 fill_rectangle(sl->mv_cache[list][ scan8[0] + 2*i ], 2, 4, 8, 0, 4);
2323 if( IS_INTER( mb_type ) ) {
2324 h->chroma_pred_mode_table[mb_xy] = 0;
2325 write_back_motion(h, sl, mb_type);
2328 if( !IS_INTRA16x16( mb_type ) ) {
2329 cbp = decode_cabac_mb_cbp_luma(sl);
2331 cbp |= decode_cabac_mb_cbp_chroma(sl) << 4;
2333 if (!decode_chroma && cbp>15) {
2334 av_log(h->avctx, AV_LOG_ERROR, "gray chroma\n");
2335 return AVERROR_INVALIDDATA;
2339 h->cbp_table[mb_xy] = sl->cbp = cbp;
2341 if( dct8x8_allowed && (cbp&15) && !IS_INTRA( mb_type ) ) {
2342 mb_type |= MB_TYPE_8x8DCT * get_cabac_noinline(&sl->cabac, &sl->cabac_state[399 + sl->neighbor_transform_size]);
2345 /* It would be better to do this in fill_decode_caches, but we don't know
2346 * the transform mode of the current macroblock there. */
2347 if (CHROMA444(h) && IS_8x8DCT(mb_type)){
2349 uint8_t *nnz_cache = sl->non_zero_count_cache;
2350 for (i = 0; i < 2; i++){
2351 if (sl->left_type[LEFT(i)] && !IS_8x8DCT(sl->left_type[LEFT(i)])) {
2352 nnz_cache[3+8* 1 + 2*8*i]=
2353 nnz_cache[3+8* 2 + 2*8*i]=
2354 nnz_cache[3+8* 6 + 2*8*i]=
2355 nnz_cache[3+8* 7 + 2*8*i]=
2356 nnz_cache[3+8*11 + 2*8*i]=
2357 nnz_cache[3+8*12 + 2*8*i]= IS_INTRA(mb_type) ? 64 : 0;
2360 if (sl->top_type && !IS_8x8DCT(sl->top_type)){
2361 uint32_t top_empty = CABAC(h) && !IS_INTRA(mb_type) ? 0 : 0x40404040;
2362 AV_WN32A(&nnz_cache[4+8* 0], top_empty);
2363 AV_WN32A(&nnz_cache[4+8* 5], top_empty);
2364 AV_WN32A(&nnz_cache[4+8*10], top_empty);
2367 h->cur_pic.mb_type[mb_xy] = mb_type;
2369 if( cbp || IS_INTRA16x16( mb_type ) ) {
2370 const uint8_t *scan, *scan8x8;
2371 const uint32_t *qmul;
2373 if(IS_INTERLACED(mb_type)){
2374 scan8x8 = sl->qscale ? h->field_scan8x8 : h->field_scan8x8_q0;
2375 scan = sl->qscale ? h->field_scan : h->field_scan_q0;
2377 scan8x8 = sl->qscale ? h->zigzag_scan8x8 : h->zigzag_scan8x8_q0;
2378 scan = sl->qscale ? h->zigzag_scan : h->zigzag_scan_q0;
2381 // decode_cabac_mb_dqp
2382 if(get_cabac_noinline( &sl->cabac, &sl->cabac_state[60 + (sl->last_qscale_diff != 0)])){
2385 const int max_qp = 51 + 6*(h->sps.bit_depth_luma-8);
2387 while( get_cabac_noinline( &sl->cabac, &sl->cabac_state[60 + ctx] ) ) {
2390 if(val > 2*max_qp){ //prevent infinite loop
2391 av_log(h->avctx, AV_LOG_ERROR, "cabac decode of qscale diff failed at %d %d\n", sl->mb_x, sl->mb_y);
2399 val= -((val + 1)>>1);
2400 sl->last_qscale_diff = val;
2402 if (((unsigned)sl->qscale) > max_qp){
2403 if (sl->qscale < 0) sl->qscale += max_qp + 1;
2404 else sl->qscale -= max_qp + 1;
2406 sl->chroma_qp[0] = get_chroma_qp(h, 0, sl->qscale);
2407 sl->chroma_qp[1] = get_chroma_qp(h, 1, sl->qscale);
2409 sl->last_qscale_diff=0;
2411 decode_cabac_luma_residual(h, sl, scan, scan8x8, pixel_shift, mb_type, cbp, 0);
2413 decode_cabac_luma_residual(h, sl, scan, scan8x8, pixel_shift, mb_type, cbp, 1);
2414 decode_cabac_luma_residual(h, sl, scan, scan8x8, pixel_shift, mb_type, cbp, 2);
2415 } else if (CHROMA422(h)) {
2418 for (c = 0; c < 2; c++)
2419 decode_cabac_residual_dc_422(h, sl, sl->mb + ((256 + 16*16*c) << pixel_shift), 3,
2420 CHROMA_DC_BLOCK_INDEX + c,
2421 ff_h264_chroma422_dc_scan, 8);
2426 for( c = 0; c < 2; c++ ) {
2427 int16_t *mb = sl->mb + (16*(16 + 16*c) << pixel_shift);
2428 qmul = h->dequant4_coeff[c+1+(IS_INTRA( mb_type ) ? 0:3)][sl->chroma_qp[c]];
2429 for (i8x8 = 0; i8x8 < 2; i8x8++) {
2430 for (i = 0; i < 4; i++) {
2431 const int index = 16 + 16 * c + 8*i8x8 + i;
2432 decode_cabac_residual_nondc(h, sl, mb, 4, index, scan + 1, qmul, 15);
2433 mb += 16<<pixel_shift;
2438 fill_rectangle(&sl->non_zero_count_cache[scan8[16]], 4, 4, 8, 0, 1);
2439 fill_rectangle(&sl->non_zero_count_cache[scan8[32]], 4, 4, 8, 0, 1);
2441 } else /* yuv420 */ {
2444 for (c = 0; c < 2; c++)
2445 decode_cabac_residual_dc(h, sl, sl->mb + ((256 + 16 * 16 * c) << pixel_shift),
2446 3, CHROMA_DC_BLOCK_INDEX + c, ff_h264_chroma_dc_scan, 4);
2451 for( c = 0; c < 2; c++ ) {
2452 qmul = h->dequant4_coeff[c+1+(IS_INTRA( mb_type ) ? 0:3)][sl->chroma_qp[c]];
2453 for( i = 0; i < 4; i++ ) {
2454 const int index = 16 + 16 * c + i;
2455 decode_cabac_residual_nondc(h, sl, sl->mb + (16*index << pixel_shift), 4, index, scan + 1, qmul, 15);
2459 fill_rectangle(&sl->non_zero_count_cache[scan8[16]], 4, 4, 8, 0, 1);
2460 fill_rectangle(&sl->non_zero_count_cache[scan8[32]], 4, 4, 8, 0, 1);
2464 fill_rectangle(&sl->non_zero_count_cache[scan8[ 0]], 4, 4, 8, 0, 1);
2465 fill_rectangle(&sl->non_zero_count_cache[scan8[16]], 4, 4, 8, 0, 1);
2466 fill_rectangle(&sl->non_zero_count_cache[scan8[32]], 4, 4, 8, 0, 1);
2467 sl->last_qscale_diff = 0;
2470 h->cur_pic.qscale_table[mb_xy] = sl->qscale;
2471 write_back_non_zero_count(h, sl);
projects / ffmpeg / blob