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>
35 #include "h264_mvpred.h"
40 #include "x86/h264_i386.h"
46 /* Cabac pre state table */
48 static const int8_t cabac_context_init_I[1024][2] =
51 { 20, -15 }, { 2, 54 }, { 3, 74 }, { 20, -15 },
52 { 2, 54 }, { 3, 74 }, { -28,127 }, { -23, 104 },
53 { -6, 53 }, { -1, 54 }, { 7, 51 },
55 /* 11 - 23 unsused for I */
56 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 },
57 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 },
58 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 },
62 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 },
63 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 },
64 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 },
65 { 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 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 },
74 { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 },
78 { 0, 41 }, { 0, 63 }, { 0, 63 }, { 0, 63 },
79 { -9, 83 }, { 4, 86 }, { 0, 97 }, { -7, 72 },
80 { 13, 41 }, { 3, 62 },
83 { 0, 11 }, { 1, 55 }, { 0, 69 }, { -17, 127 },
84 { -13, 102 },{ 0, 82 }, { -7, 74 }, { -21, 107 },
85 { -27, 127 },{ -31, 127 },{ -24, 127 }, { -18, 95 },
86 { -27, 127 },{ -21, 114 },{ -30, 127 }, { -17, 123 },
87 { -12, 115 },{ -16, 122 },
90 { -11, 115 },{ -12, 63 }, { -2, 68 }, { -15, 84 },
91 { -13, 104 },{ -3, 70 }, { -8, 93 }, { -10, 90 },
92 { -30, 127 },{ -1, 74 }, { -6, 97 }, { -7, 91 },
93 { -20, 127 },{ -4, 56 }, { -5, 82 }, { -7, 76 },
97 { -7, 93 }, { -11, 87 }, { -3, 77 }, { -5, 71 },
98 { -4, 63 }, { -4, 68 }, { -12, 84 }, { -7, 62 },
99 { -7, 65 }, { 8, 61 }, { 5, 56 }, { -2, 66 },
100 { 1, 64 }, { 0, 61 }, { -2, 78 }, { 1, 50 },
101 { 7, 52 }, { 10, 35 }, { 0, 44 }, { 11, 38 },
102 { 1, 45 }, { 0, 46 }, { 5, 44 }, { 31, 17 },
103 { 1, 51 }, { 7, 50 }, { 28, 19 }, { 16, 33 },
104 { 14, 62 }, { -13, 108 },{ -15, 100 },
107 { -13, 101 },{ -13, 91 }, { -12, 94 }, { -10, 88 },
108 { -16, 84 }, { -10, 86 }, { -7, 83 }, { -13, 87 },
109 { -19, 94 }, { 1, 70 }, { 0, 72 }, { -5, 74 },
110 { 18, 59 }, { -8, 102 }, { -15, 100 }, { 0, 95 },
111 { -4, 75 }, { 2, 72 }, { -11, 75 }, { -3, 71 },
112 { 15, 46 }, { -13, 69 }, { 0, 62 }, { 0, 65 },
113 { 21, 37 }, { -15, 72 }, { 9, 57 }, { 16, 54 },
114 { 0, 62 }, { 12, 72 },
117 { 24, 0 }, { 15, 9 }, { 8, 25 }, { 13, 18 },
118 { 15, 9 }, { 13, 19 }, { 10, 37 }, { 12, 18 },
119 { 6, 29 }, { 20, 33 }, { 15, 30 }, { 4, 45 },
120 { 1, 58 }, { 0, 62 }, { 7, 61 }, { 12, 38 },
121 { 11, 45 }, { 15, 39 }, { 11, 42 }, { 13, 44 },
122 { 16, 45 }, { 12, 41 }, { 10, 49 }, { 30, 34 },
123 { 18, 42 }, { 10, 55 }, { 17, 51 }, { 17, 46 },
124 { 0, 89 }, { 26, -19 }, { 22, -17 },
127 { 26, -17 }, { 30, -25 }, { 28, -20 }, { 33, -23 },
128 { 37, -27 }, { 33, -23 }, { 40, -28 }, { 38, -17 },
129 { 33, -11 }, { 40, -15 }, { 41, -6 }, { 38, 1 },
130 { 41, 17 }, { 30, -6 }, { 27, 3 }, { 26, 22 },
131 { 37, -16 }, { 35, -4 }, { 38, -8 }, { 38, -3 },
132 { 37, 3 }, { 38, 5 }, { 42, 0 }, { 35, 16 },
133 { 39, 22 }, { 14, 48 }, { 27, 37 }, { 21, 60 },
134 { 12, 68 }, { 2, 97 },
137 { -3, 71 }, { -6, 42 }, { -5, 50 }, { -3, 54 },
138 { -2, 62 }, { 0, 58 }, { 1, 63 }, { -2, 72 },
139 { -1, 74 }, { -9, 91 }, { -5, 67 }, { -5, 27 },
140 { -3, 39 }, { -2, 44 }, { 0, 46 }, { -16, 64 },
141 { -8, 68 }, { -10, 78 }, { -6, 77 }, { -10, 86 },
142 { -12, 92 }, { -15, 55 }, { -10, 60 }, { -6, 62 },
146 { -12, 73 }, { -8, 76 }, { -7, 80 }, { -9, 88 },
147 { -17, 110 },{ -11, 97 }, { -20, 84 }, { -11, 79 },
148 { -6, 73 }, { -4, 74 }, { -13, 86 }, { -13, 96 },
149 { -11, 97 }, { -19, 117 },{ -8, 78 }, { -5, 33 },
150 { -4, 48 }, { -2, 53 }, { -3, 62 }, { -13, 71 },
151 { -10, 79 }, { -12, 86 }, { -13, 90 }, { -14, 97 },
153 /* 276 a bit special (not used, bypass is used instead) */
157 { -6, 93 }, { -6, 84 }, { -8, 79 }, { 0, 66 },
158 { -1, 71 }, { 0, 62 }, { -2, 60 }, { -2, 59 },
159 { -5, 75 }, { -3, 62 }, { -4, 58 }, { -9, 66 },
160 { -1, 79 }, { 0, 71 }, { 3, 68 }, { 10, 44 },
161 { -7, 62 }, { 15, 36 }, { 14, 40 }, { 16, 27 },
162 { 12, 29 }, { 1, 44 }, { 20, 36 }, { 18, 32 },
163 { 5, 42 }, { 1, 48 }, { 10, 62 }, { 17, 46 },
164 { 9, 64 }, { -12, 104 },{ -11, 97 },
167 { -16, 96 }, { -7, 88 }, { -8, 85 }, { -7, 85 },
168 { -9, 85 }, { -13, 88 }, { 4, 66 }, { -3, 77 },
169 { -3, 76 }, { -6, 76 }, { 10, 58 }, { -1, 76 },
170 { -1, 83 }, { -7, 99 }, { -14, 95 }, { 2, 95 },
171 { 0, 76 }, { -5, 74 }, { 0, 70 }, { -11, 75 },
172 { 1, 68 }, { 0, 65 }, { -14, 73 }, { 3, 62 },
173 { 4, 62 }, { -1, 68 }, { -13, 75 }, { 11, 55 },
174 { 5, 64 }, { 12, 70 },
177 { 15, 6 }, { 6, 19 }, { 7, 16 }, { 12, 14 },
178 { 18, 13 }, { 13, 11 }, { 13, 15 }, { 15, 16 },
179 { 12, 23 }, { 13, 23 }, { 15, 20 }, { 14, 26 },
180 { 14, 44 }, { 17, 40 }, { 17, 47 }, { 24, 17 },
181 { 21, 21 }, { 25, 22 }, { 31, 27 }, { 22, 29 },
182 { 19, 35 }, { 14, 50 }, { 10, 57 }, { 7, 63 },
183 { -2, 77 }, { -4, 82 }, { -3, 94 }, { 9, 69 },
184 { -12, 109 },{ 36, -35 }, { 36, -34 },
187 { 32, -26 }, { 37, -30 }, { 44, -32 }, { 34, -18 },
188 { 34, -15 }, { 40, -15 }, { 33, -7 }, { 35, -5 },
189 { 33, 0 }, { 38, 2 }, { 33, 13 }, { 23, 35 },
190 { 13, 58 }, { 29, -3 }, { 26, 0 }, { 22, 30 },
191 { 31, -7 }, { 35, -15 }, { 34, -3 }, { 34, 3 },
192 { 36, -1 }, { 34, 5 }, { 32, 11 }, { 35, 5 },
193 { 34, 12 }, { 39, 11 }, { 30, 29 }, { 34, 26 },
194 { 29, 39 }, { 19, 66 },
197 { 31, 21 }, { 31, 31 }, { 25, 50 },
198 { -17, 120 }, { -20, 112 }, { -18, 114 }, { -11, 85 },
199 { -15, 92 }, { -14, 89 }, { -26, 71 }, { -15, 81 },
200 { -14, 80 }, { 0, 68 }, { -14, 70 }, { -24, 56 },
201 { -23, 68 }, { -24, 50 }, { -11, 74 }, { 23, -13 },
202 { 26, -13 }, { 40, -15 }, { 49, -14 }, { 44, 3 },
203 { 45, 6 }, { 44, 34 }, { 33, 54 }, { 19, 82 },
204 { -3, 75 }, { -1, 23 }, { 1, 34 }, { 1, 43 },
205 { 0, 54 }, { -2, 55 }, { 0, 61 }, { 1, 64 },
206 { 0, 68 }, { -9, 92 },
209 { -14, 106 }, { -13, 97 }, { -15, 90 }, { -12, 90 },
210 { -18, 88 }, { -10, 73 }, { -9, 79 }, { -14, 86 },
211 { -10, 73 }, { -10, 70 }, { -10, 69 }, { -5, 66 },
212 { -9, 64 }, { -5, 58 }, { 2, 59 }, { 21, -10 },
213 { 24, -11 }, { 28, -8 }, { 28, -1 }, { 29, 3 },
214 { 29, 9 }, { 35, 20 }, { 29, 36 }, { 14, 67 },
217 { -17, 123 }, { -12, 115 }, { -16, 122 }, { -11, 115 },
218 { -12, 63 }, { -2, 68 }, { -15, 84 }, { -13, 104 },
219 { -3, 70 }, { -8, 93 }, { -10, 90 }, { -30, 127 },
220 { -17, 123 }, { -12, 115 }, { -16, 122 }, { -11, 115 },
221 { -12, 63 }, { -2, 68 }, { -15, 84 }, { -13, 104 },
222 { -3, 70 }, { -8, 93 }, { -10, 90 }, { -30, 127 },
223 { -7, 93 }, { -11, 87 }, { -3, 77 }, { -5, 71 },
224 { -4, 63 }, { -4, 68 }, { -12, 84 }, { -7, 62 },
225 { -7, 65 }, { 8, 61 }, { 5, 56 }, { -2, 66 },
226 { 1, 64 }, { 0, 61 }, { -2, 78 }, { 1, 50 },
227 { 7, 52 }, { 10, 35 }, { 0, 44 }, { 11, 38 },
228 { 1, 45 }, { 0, 46 }, { 5, 44 }, { 31, 17 },
229 { 1, 51 }, { 7, 50 }, { 28, 19 }, { 16, 33 },
230 { 14, 62 }, { -13, 108 }, { -15, 100 }, { -13, 101 },
231 { -13, 91 }, { -12, 94 }, { -10, 88 }, { -16, 84 },
232 { -10, 86 }, { -7, 83 }, { -13, 87 }, { -19, 94 },
233 { 1, 70 }, { 0, 72 }, { -5, 74 }, { 18, 59 },
234 { -7, 93 }, { -11, 87 }, { -3, 77 }, { -5, 71 },
235 { -4, 63 }, { -4, 68 }, { -12, 84 }, { -7, 62 },
236 { -7, 65 }, { 8, 61 }, { 5, 56 }, { -2, 66 },
237 { 1, 64 }, { 0, 61 }, { -2, 78 }, { 1, 50 },
238 { 7, 52 }, { 10, 35 }, { 0, 44 }, { 11, 38 },
239 { 1, 45 }, { 0, 46 }, { 5, 44 }, { 31, 17 },
240 { 1, 51 }, { 7, 50 }, { 28, 19 }, { 16, 33 },
241 { 14, 62 }, { -13, 108 }, { -15, 100 }, { -13, 101 },
242 { -13, 91 }, { -12, 94 }, { -10, 88 }, { -16, 84 },
243 { -10, 86 }, { -7, 83 }, { -13, 87 }, { -19, 94 },
244 { 1, 70 }, { 0, 72 }, { -5, 74 }, { 18, 59 },
245 { 24, 0 }, { 15, 9 }, { 8, 25 }, { 13, 18 },
246 { 15, 9 }, { 13, 19 }, { 10, 37 }, { 12, 18 },
247 { 6, 29 }, { 20, 33 }, { 15, 30 }, { 4, 45 },
248 { 1, 58 }, { 0, 62 }, { 7, 61 }, { 12, 38 },
249 { 11, 45 }, { 15, 39 }, { 11, 42 }, { 13, 44 },
250 { 16, 45 }, { 12, 41 }, { 10, 49 }, { 30, 34 },
251 { 18, 42 }, { 10, 55 }, { 17, 51 }, { 17, 46 },
252 { 0, 89 }, { 26, -19 }, { 22, -17 }, { 26, -17 },
253 { 30, -25 }, { 28, -20 }, { 33, -23 }, { 37, -27 },
254 { 33, -23 }, { 40, -28 }, { 38, -17 }, { 33, -11 },
255 { 40, -15 }, { 41, -6 }, { 38, 1 }, { 41, 17 },
256 { 24, 0 }, { 15, 9 }, { 8, 25 }, { 13, 18 },
257 { 15, 9 }, { 13, 19 }, { 10, 37 }, { 12, 18 },
258 { 6, 29 }, { 20, 33 }, { 15, 30 }, { 4, 45 },
259 { 1, 58 }, { 0, 62 }, { 7, 61 }, { 12, 38 },
260 { 11, 45 }, { 15, 39 }, { 11, 42 }, { 13, 44 },
261 { 16, 45 }, { 12, 41 }, { 10, 49 }, { 30, 34 },
262 { 18, 42 }, { 10, 55 }, { 17, 51 }, { 17, 46 },
263 { 0, 89 }, { 26, -19 }, { 22, -17 }, { 26, -17 },
264 { 30, -25 }, { 28, -20 }, { 33, -23 }, { 37, -27 },
265 { 33, -23 }, { 40, -28 }, { 38, -17 }, { 33, -11 },
266 { 40, -15 }, { 41, -6 }, { 38, 1 }, { 41, 17 },
267 { -17, 120 }, { -20, 112 }, { -18, 114 }, { -11, 85 },
268 { -15, 92 }, { -14, 89 }, { -26, 71 }, { -15, 81 },
269 { -14, 80 }, { 0, 68 }, { -14, 70 }, { -24, 56 },
270 { -23, 68 }, { -24, 50 }, { -11, 74 }, { -14, 106 },
271 { -13, 97 }, { -15, 90 }, { -12, 90 }, { -18, 88 },
272 { -10, 73 }, { -9, 79 }, { -14, 86 }, { -10, 73 },
273 { -10, 70 }, { -10, 69 }, { -5, 66 }, { -9, 64 },
274 { -5, 58 }, { 2, 59 }, { 23, -13 }, { 26, -13 },
275 { 40, -15 }, { 49, -14 }, { 44, 3 }, { 45, 6 },
276 { 44, 34 }, { 33, 54 }, { 19, 82 }, { 21, -10 },
277 { 24, -11 }, { 28, -8 }, { 28, -1 }, { 29, 3 },
278 { 29, 9 }, { 35, 20 }, { 29, 36 }, { 14, 67 },
279 { -3, 75 }, { -1, 23 }, { 1, 34 }, { 1, 43 },
280 { 0, 54 }, { -2, 55 }, { 0, 61 }, { 1, 64 },
281 { 0, 68 }, { -9, 92 }, { -17, 120 }, { -20, 112 },
282 { -18, 114 }, { -11, 85 }, { -15, 92 }, { -14, 89 },
283 { -26, 71 }, { -15, 81 }, { -14, 80 }, { 0, 68 },
284 { -14, 70 }, { -24, 56 }, { -23, 68 }, { -24, 50 },
285 { -11, 74 }, { -14, 106 }, { -13, 97 }, { -15, 90 },
286 { -12, 90 }, { -18, 88 }, { -10, 73 }, { -9, 79 },
287 { -14, 86 }, { -10, 73 }, { -10, 70 }, { -10, 69 },
288 { -5, 66 }, { -9, 64 }, { -5, 58 }, { 2, 59 },
289 { 23, -13 }, { 26, -13 }, { 40, -15 }, { 49, -14 },
290 { 44, 3 }, { 45, 6 }, { 44, 34 }, { 33, 54 },
291 { 19, 82 }, { 21, -10 }, { 24, -11 }, { 28, -8 },
292 { 28, -1 }, { 29, 3 }, { 29, 9 }, { 35, 20 },
293 { 29, 36 }, { 14, 67 }, { -3, 75 }, { -1, 23 },
294 { 1, 34 }, { 1, 43 }, { 0, 54 }, { -2, 55 },
295 { 0, 61 }, { 1, 64 }, { 0, 68 }, { -9, 92 },
296 { -6, 93 }, { -6, 84 }, { -8, 79 }, { 0, 66 },
297 { -1, 71 }, { 0, 62 }, { -2, 60 }, { -2, 59 },
298 { -5, 75 }, { -3, 62 }, { -4, 58 }, { -9, 66 },
299 { -1, 79 }, { 0, 71 }, { 3, 68 }, { 10, 44 },
300 { -7, 62 }, { 15, 36 }, { 14, 40 }, { 16, 27 },
301 { 12, 29 }, { 1, 44 }, { 20, 36 }, { 18, 32 },
302 { 5, 42 }, { 1, 48 }, { 10, 62 }, { 17, 46 },
303 { 9, 64 }, { -12, 104 }, { -11, 97 }, { -16, 96 },
304 { -7, 88 }, { -8, 85 }, { -7, 85 }, { -9, 85 },
305 { -13, 88 }, { 4, 66 }, { -3, 77 }, { -3, 76 },
306 { -6, 76 }, { 10, 58 }, { -1, 76 }, { -1, 83 },
307 { -6, 93 }, { -6, 84 }, { -8, 79 }, { 0, 66 },
308 { -1, 71 }, { 0, 62 }, { -2, 60 }, { -2, 59 },
309 { -5, 75 }, { -3, 62 }, { -4, 58 }, { -9, 66 },
310 { -1, 79 }, { 0, 71 }, { 3, 68 }, { 10, 44 },
311 { -7, 62 }, { 15, 36 }, { 14, 40 }, { 16, 27 },
312 { 12, 29 }, { 1, 44 }, { 20, 36 }, { 18, 32 },
313 { 5, 42 }, { 1, 48 }, { 10, 62 }, { 17, 46 },
314 { 9, 64 }, { -12, 104 }, { -11, 97 }, { -16, 96 },
315 { -7, 88 }, { -8, 85 }, { -7, 85 }, { -9, 85 },
316 { -13, 88 }, { 4, 66 }, { -3, 77 }, { -3, 76 },
317 { -6, 76 }, { 10, 58 }, { -1, 76 }, { -1, 83 },
318 { 15, 6 }, { 6, 19 }, { 7, 16 }, { 12, 14 },
319 { 18, 13 }, { 13, 11 }, { 13, 15 }, { 15, 16 },
320 { 12, 23 }, { 13, 23 }, { 15, 20 }, { 14, 26 },
321 { 14, 44 }, { 17, 40 }, { 17, 47 }, { 24, 17 },
322 { 21, 21 }, { 25, 22 }, { 31, 27 }, { 22, 29 },
323 { 19, 35 }, { 14, 50 }, { 10, 57 }, { 7, 63 },
324 { -2, 77 }, { -4, 82 }, { -3, 94 }, { 9, 69 },
325 { -12, 109 }, { 36, -35 }, { 36, -34 }, { 32, -26 },
326 { 37, -30 }, { 44, -32 }, { 34, -18 }, { 34, -15 },
327 { 40, -15 }, { 33, -7 }, { 35, -5 }, { 33, 0 },
328 { 38, 2 }, { 33, 13 }, { 23, 35 }, { 13, 58 },
329 { 15, 6 }, { 6, 19 }, { 7, 16 }, { 12, 14 },
330 { 18, 13 }, { 13, 11 }, { 13, 15 }, { 15, 16 },
331 { 12, 23 }, { 13, 23 }, { 15, 20 }, { 14, 26 },
332 { 14, 44 }, { 17, 40 }, { 17, 47 }, { 24, 17 },
333 { 21, 21 }, { 25, 22 }, { 31, 27 }, { 22, 29 },
334 { 19, 35 }, { 14, 50 }, { 10, 57 }, { 7, 63 },
335 { -2, 77 }, { -4, 82 }, { -3, 94 }, { 9, 69 },
336 { -12, 109 }, { 36, -35 }, { 36, -34 }, { 32, -26 },
337 { 37, -30 }, { 44, -32 }, { 34, -18 }, { 34, -15 },
338 { 40, -15 }, { 33, -7 }, { 35, -5 }, { 33, 0 },
339 { 38, 2 }, { 33, 13 }, { 23, 35 }, { 13, 58 },
340 { -3, 71 }, { -6, 42 }, { -5, 50 }, { -3, 54 },
341 { -2, 62 }, { 0, 58 }, { 1, 63 }, { -2, 72 },
342 { -1, 74 }, { -9, 91 }, { -5, 67 }, { -5, 27 },
343 { -3, 39 }, { -2, 44 }, { 0, 46 }, { -16, 64 },
344 { -8, 68 }, { -10, 78 }, { -6, 77 }, { -10, 86 },
345 { -12, 92 }, { -15, 55 }, { -10, 60 }, { -6, 62 },
346 { -4, 65 }, { -12, 73 }, { -8, 76 }, { -7, 80 },
347 { -9, 88 }, { -17, 110 }, { -3, 71 }, { -6, 42 },
348 { -5, 50 }, { -3, 54 }, { -2, 62 }, { 0, 58 },
349 { 1, 63 }, { -2, 72 }, { -1, 74 }, { -9, 91 },
350 { -5, 67 }, { -5, 27 }, { -3, 39 }, { -2, 44 },
351 { 0, 46 }, { -16, 64 }, { -8, 68 }, { -10, 78 },
352 { -6, 77 }, { -10, 86 }, { -12, 92 }, { -15, 55 },
353 { -10, 60 }, { -6, 62 }, { -4, 65 }, { -12, 73 },
354 { -8, 76 }, { -7, 80 }, { -9, 88 }, { -17, 110 },
355 { -3, 70 }, { -8, 93 }, { -10, 90 }, { -30, 127 },
356 { -3, 70 }, { -8, 93 }, { -10, 90 }, { -30, 127 },
357 { -3, 70 }, { -8, 93 }, { -10, 90 }, { -30, 127 }
360 static const int8_t cabac_context_init_PB[3][1024][2] =
362 /* i_cabac_init_idc == 0 */
365 { 20, -15 }, { 2, 54 }, { 3, 74 }, { 20, -15 },
366 { 2, 54 }, { 3, 74 }, { -28, 127 }, { -23, 104 },
367 { -6, 53 }, { -1, 54 }, { 7, 51 },
370 { 23, 33 }, { 23, 2 }, { 21, 0 }, { 1, 9 },
371 { 0, 49 }, { -37, 118 }, { 5, 57 }, { -13, 78 },
372 { -11, 65 }, { 1, 62 }, { 12, 49 }, { -4, 73 },
376 { 18, 64 }, { 9, 43 }, { 29, 0 }, { 26, 67 },
377 { 16, 90 }, { 9, 104 }, { -46, 127 }, { -20, 104 },
378 { 1, 67 }, { -13, 78 }, { -11, 65 }, { 1, 62 },
379 { -6, 86 }, { -17, 95 }, { -6, 61 }, { 9, 45 },
382 { -3, 69 }, { -6, 81 }, { -11, 96 }, { 6, 55 },
383 { 7, 67 }, { -5, 86 }, { 2, 88 }, { 0, 58 },
384 { -3, 76 }, { -10, 94 }, { 5, 54 }, { 4, 69 },
385 { -3, 81 }, { 0, 88 },
388 { -7, 67 }, { -5, 74 }, { -4, 74 }, { -5, 80 },
389 { -7, 72 }, { 1, 58 },
392 { 0, 41 }, { 0, 63 }, { 0, 63 }, { 0, 63 },
393 { -9, 83 }, { 4, 86 }, { 0, 97 }, { -7, 72 },
394 { 13, 41 }, { 3, 62 },
397 { 0, 45 }, { -4, 78 }, { -3, 96 }, { -27, 126 },
398 { -28, 98 }, { -25, 101 }, { -23, 67 }, { -28, 82 },
399 { -20, 94 }, { -16, 83 }, { -22, 110 }, { -21, 91 },
400 { -18, 102 }, { -13, 93 }, { -29, 127 }, { -7, 92 },
401 { -5, 89 }, { -7, 96 }, { -13, 108 }, { -3, 46 },
402 { -1, 65 }, { -1, 57 }, { -9, 93 }, { -3, 74 },
403 { -9, 92 }, { -8, 87 }, { -23, 126 }, { 5, 54 },
404 { 6, 60 }, { 6, 59 }, { 6, 69 }, { -1, 48 },
405 { 0, 68 }, { -4, 69 }, { -8, 88 },
408 { -2, 85 }, { -6, 78 }, { -1, 75 }, { -7, 77 },
409 { 2, 54 }, { 5, 50 }, { -3, 68 }, { 1, 50 },
410 { 6, 42 }, { -4, 81 }, { 1, 63 }, { -4, 70 },
411 { 0, 67 }, { 2, 57 }, { -2, 76 }, { 11, 35 },
412 { 4, 64 }, { 1, 61 }, { 11, 35 }, { 18, 25 },
413 { 12, 24 }, { 13, 29 }, { 13, 36 }, { -10, 93 },
414 { -7, 73 }, { -2, 73 }, { 13, 46 }, { 9, 49 },
415 { -7, 100 }, { 9, 53 }, { 2, 53 }, { 5, 53 },
416 { -2, 61 }, { 0, 56 }, { 0, 56 }, { -13, 63 },
417 { -5, 60 }, { -1, 62 }, { 4, 57 }, { -6, 69 },
418 { 4, 57 }, { 14, 39 }, { 4, 51 }, { 13, 68 },
419 { 3, 64 }, { 1, 61 }, { 9, 63 }, { 7, 50 },
420 { 16, 39 }, { 5, 44 }, { 4, 52 }, { 11, 48 },
421 { -5, 60 }, { -1, 59 }, { 0, 59 }, { 22, 33 },
422 { 5, 44 }, { 14, 43 }, { -1, 78 }, { 0, 60 },
426 { 11, 28 }, { 2, 40 }, { 3, 44 }, { 0, 49 },
427 { 0, 46 }, { 2, 44 }, { 2, 51 }, { 0, 47 },
428 { 4, 39 }, { 2, 62 }, { 6, 46 }, { 0, 54 },
429 { 3, 54 }, { 2, 58 }, { 4, 63 }, { 6, 51 },
430 { 6, 57 }, { 7, 53 }, { 6, 52 }, { 6, 55 },
431 { 11, 45 }, { 14, 36 }, { 8, 53 }, { -1, 82 },
432 { 7, 55 }, { -3, 78 }, { 15, 46 }, { 22, 31 },
433 { -1, 84 }, { 25, 7 }, { 30, -7 }, { 28, 3 },
434 { 28, 4 }, { 32, 0 }, { 34, -1 }, { 30, 6 },
435 { 30, 6 }, { 32, 9 }, { 31, 19 }, { 26, 27 },
436 { 26, 30 }, { 37, 20 }, { 28, 34 }, { 17, 70 },
437 { 1, 67 }, { 5, 59 }, { 9, 67 }, { 16, 30 },
438 { 18, 32 }, { 18, 35 }, { 22, 29 }, { 24, 31 },
439 { 23, 38 }, { 18, 43 }, { 20, 41 }, { 11, 63 },
440 { 9, 59 }, { 9, 64 }, { -1, 94 }, { -2, 89 },
444 { -6, 76 }, { -2, 44 }, { 0, 45 }, { 0, 52 },
445 { -3, 64 }, { -2, 59 }, { -4, 70 }, { -4, 75 },
446 { -8, 82 }, { -17, 102 }, { -9, 77 }, { 3, 24 },
447 { 0, 42 }, { 0, 48 }, { 0, 55 }, { -6, 59 },
448 { -7, 71 }, { -12, 83 }, { -11, 87 }, { -30, 119 },
449 { 1, 58 }, { -3, 29 }, { -1, 36 }, { 1, 38 },
450 { 2, 43 }, { -6, 55 }, { 0, 58 }, { 0, 64 },
451 { -3, 74 }, { -10, 90 }, { 0, 70 }, { -4, 29 },
452 { 5, 31 }, { 7, 42 }, { 1, 59 }, { -2, 58 },
453 { -3, 72 }, { -3, 81 }, { -11, 97 }, { 0, 58 },
454 { 8, 5 }, { 10, 14 }, { 14, 18 }, { 13, 27 },
455 { 2, 40 }, { 0, 58 }, { -3, 70 }, { -6, 79 },
458 /* 276 a bit special (not used, bypass is used instead) */
462 { -13, 106 }, { -16, 106 }, { -10, 87 }, { -21, 114 },
463 { -18, 110 }, { -14, 98 }, { -22, 110 }, { -21, 106 },
464 { -18, 103 }, { -21, 107 }, { -23, 108 }, { -26, 112 },
465 { -10, 96 }, { -12, 95 }, { -5, 91 }, { -9, 93 },
466 { -22, 94 }, { -5, 86 }, { 9, 67 }, { -4, 80 },
467 { -10, 85 }, { -1, 70 }, { 7, 60 }, { 9, 58 },
468 { 5, 61 }, { 12, 50 }, { 15, 50 }, { 18, 49 },
469 { 17, 54 }, { 10, 41 }, { 7, 46 }, { -1, 51 },
470 { 7, 49 }, { 8, 52 }, { 9, 41 }, { 6, 47 },
471 { 2, 55 }, { 13, 41 }, { 10, 44 }, { 6, 50 },
472 { 5, 53 }, { 13, 49 }, { 4, 63 }, { 6, 64 },
473 { -2, 69 }, { -2, 59 }, { 6, 70 }, { 10, 44 },
474 { 9, 31 }, { 12, 43 }, { 3, 53 }, { 14, 34 },
475 { 10, 38 }, { -3, 52 }, { 13, 40 }, { 17, 32 },
476 { 7, 44 }, { 7, 38 }, { 13, 50 }, { 10, 57 },
480 { 14, 11 }, { 11, 14 }, { 9, 11 }, { 18, 11 },
481 { 21, 9 }, { 23, -2 }, { 32, -15 }, { 32, -15 },
482 { 34, -21 }, { 39, -23 }, { 42, -33 }, { 41, -31 },
483 { 46, -28 }, { 38, -12 }, { 21, 29 }, { 45, -24 },
484 { 53, -45 }, { 48, -26 }, { 65, -43 }, { 43, -19 },
485 { 39, -10 }, { 30, 9 }, { 18, 26 }, { 20, 27 },
486 { 0, 57 }, { -14, 82 }, { -5, 75 }, { -19, 97 },
487 { -35, 125 }, { 27, 0 }, { 28, 0 }, { 31, -4 },
488 { 27, 6 }, { 34, 8 }, { 30, 10 }, { 24, 22 },
489 { 33, 19 }, { 22, 32 }, { 26, 31 }, { 21, 41 },
490 { 26, 44 }, { 23, 47 }, { 16, 65 }, { 14, 71 },
491 { 8, 60 }, { 6, 63 }, { 17, 65 }, { 21, 24 },
492 { 23, 20 }, { 26, 23 }, { 27, 32 }, { 28, 23 },
493 { 28, 24 }, { 23, 40 }, { 24, 32 }, { 28, 29 },
494 { 23, 42 }, { 19, 57 }, { 22, 53 }, { 22, 61 },
498 { 12, 40 }, { 11, 51 }, { 14, 59 },
499 { -4, 79 }, { -7, 71 }, { -5, 69 }, { -9, 70 },
500 { -8, 66 }, { -10, 68 }, { -19, 73 }, { -12, 69 },
501 { -16, 70 }, { -15, 67 }, { -20, 62 }, { -19, 70 },
502 { -16, 66 }, { -22, 65 }, { -20, 63 }, { 9, -2 },
503 { 26, -9 }, { 33, -9 }, { 39, -7 }, { 41, -2 },
504 { 45, 3 }, { 49, 9 }, { 45, 27 }, { 36, 59 },
505 { -6, 66 }, { -7, 35 }, { -7, 42 }, { -8, 45 },
506 { -5, 48 }, { -12, 56 }, { -6, 60 }, { -5, 62 },
507 { -8, 66 }, { -8, 76 },
510 { -5, 85 }, { -6, 81 }, { -10, 77 }, { -7, 81 },
511 { -17, 80 }, { -18, 73 }, { -4, 74 }, { -10, 83 },
512 { -9, 71 }, { -9, 67 }, { -1, 61 }, { -8, 66 },
513 { -14, 66 }, { 0, 59 }, { 2, 59 }, { 21, -13 },
514 { 33, -14 }, { 39, -7 }, { 46, -2 }, { 51, 2 },
515 { 60, 6 }, { 61, 17 }, { 55, 34 }, { 42, 62 },
518 { -7, 92 }, { -5, 89 }, { -7, 96 }, { -13, 108 },
519 { -3, 46 }, { -1, 65 }, { -1, 57 }, { -9, 93 },
520 { -3, 74 }, { -9, 92 }, { -8, 87 }, { -23, 126 },
521 { -7, 92 }, { -5, 89 }, { -7, 96 }, { -13, 108 },
522 { -3, 46 }, { -1, 65 }, { -1, 57 }, { -9, 93 },
523 { -3, 74 }, { -9, 92 }, { -8, 87 }, { -23, 126 },
524 { -2, 85 }, { -6, 78 }, { -1, 75 }, { -7, 77 },
525 { 2, 54 }, { 5, 50 }, { -3, 68 }, { 1, 50 },
526 { 6, 42 }, { -4, 81 }, { 1, 63 }, { -4, 70 },
527 { 0, 67 }, { 2, 57 }, { -2, 76 }, { 11, 35 },
528 { 4, 64 }, { 1, 61 }, { 11, 35 }, { 18, 25 },
529 { 12, 24 }, { 13, 29 }, { 13, 36 }, { -10, 93 },
530 { -7, 73 }, { -2, 73 }, { 13, 46 }, { 9, 49 },
531 { -7, 100 }, { 9, 53 }, { 2, 53 }, { 5, 53 },
532 { -2, 61 }, { 0, 56 }, { 0, 56 }, { -13, 63 },
533 { -5, 60 }, { -1, 62 }, { 4, 57 }, { -6, 69 },
534 { 4, 57 }, { 14, 39 }, { 4, 51 }, { 13, 68 },
535 { -2, 85 }, { -6, 78 }, { -1, 75 }, { -7, 77 },
536 { 2, 54 }, { 5, 50 }, { -3, 68 }, { 1, 50 },
537 { 6, 42 }, { -4, 81 }, { 1, 63 }, { -4, 70 },
538 { 0, 67 }, { 2, 57 }, { -2, 76 }, { 11, 35 },
539 { 4, 64 }, { 1, 61 }, { 11, 35 }, { 18, 25 },
540 { 12, 24 }, { 13, 29 }, { 13, 36 }, { -10, 93 },
541 { -7, 73 }, { -2, 73 }, { 13, 46 }, { 9, 49 },
542 { -7, 100 }, { 9, 53 }, { 2, 53 }, { 5, 53 },
543 { -2, 61 }, { 0, 56 }, { 0, 56 }, { -13, 63 },
544 { -5, 60 }, { -1, 62 }, { 4, 57 }, { -6, 69 },
545 { 4, 57 }, { 14, 39 }, { 4, 51 }, { 13, 68 },
546 { 11, 28 }, { 2, 40 }, { 3, 44 }, { 0, 49 },
547 { 0, 46 }, { 2, 44 }, { 2, 51 }, { 0, 47 },
548 { 4, 39 }, { 2, 62 }, { 6, 46 }, { 0, 54 },
549 { 3, 54 }, { 2, 58 }, { 4, 63 }, { 6, 51 },
550 { 6, 57 }, { 7, 53 }, { 6, 52 }, { 6, 55 },
551 { 11, 45 }, { 14, 36 }, { 8, 53 }, { -1, 82 },
552 { 7, 55 }, { -3, 78 }, { 15, 46 }, { 22, 31 },
553 { -1, 84 }, { 25, 7 }, { 30, -7 }, { 28, 3 },
554 { 28, 4 }, { 32, 0 }, { 34, -1 }, { 30, 6 },
555 { 30, 6 }, { 32, 9 }, { 31, 19 }, { 26, 27 },
556 { 26, 30 }, { 37, 20 }, { 28, 34 }, { 17, 70 },
557 { 11, 28 }, { 2, 40 }, { 3, 44 }, { 0, 49 },
558 { 0, 46 }, { 2, 44 }, { 2, 51 }, { 0, 47 },
559 { 4, 39 }, { 2, 62 }, { 6, 46 }, { 0, 54 },
560 { 3, 54 }, { 2, 58 }, { 4, 63 }, { 6, 51 },
561 { 6, 57 }, { 7, 53 }, { 6, 52 }, { 6, 55 },
562 { 11, 45 }, { 14, 36 }, { 8, 53 }, { -1, 82 },
563 { 7, 55 }, { -3, 78 }, { 15, 46 }, { 22, 31 },
564 { -1, 84 }, { 25, 7 }, { 30, -7 }, { 28, 3 },
565 { 28, 4 }, { 32, 0 }, { 34, -1 }, { 30, 6 },
566 { 30, 6 }, { 32, 9 }, { 31, 19 }, { 26, 27 },
567 { 26, 30 }, { 37, 20 }, { 28, 34 }, { 17, 70 },
568 { -4, 79 }, { -7, 71 }, { -5, 69 }, { -9, 70 },
569 { -8, 66 }, { -10, 68 }, { -19, 73 }, { -12, 69 },
570 { -16, 70 }, { -15, 67 }, { -20, 62 }, { -19, 70 },
571 { -16, 66 }, { -22, 65 }, { -20, 63 }, { -5, 85 },
572 { -6, 81 }, { -10, 77 }, { -7, 81 }, { -17, 80 },
573 { -18, 73 }, { -4, 74 }, { -10, 83 }, { -9, 71 },
574 { -9, 67 }, { -1, 61 }, { -8, 66 }, { -14, 66 },
575 { 0, 59 }, { 2, 59 }, { 9, -2 }, { 26, -9 },
576 { 33, -9 }, { 39, -7 }, { 41, -2 }, { 45, 3 },
577 { 49, 9 }, { 45, 27 }, { 36, 59 }, { 21, -13 },
578 { 33, -14 }, { 39, -7 }, { 46, -2 }, { 51, 2 },
579 { 60, 6 }, { 61, 17 }, { 55, 34 }, { 42, 62 },
580 { -6, 66 }, { -7, 35 }, { -7, 42 }, { -8, 45 },
581 { -5, 48 }, { -12, 56 }, { -6, 60 }, { -5, 62 },
582 { -8, 66 }, { -8, 76 }, { -4, 79 }, { -7, 71 },
583 { -5, 69 }, { -9, 70 }, { -8, 66 }, { -10, 68 },
584 { -19, 73 }, { -12, 69 }, { -16, 70 }, { -15, 67 },
585 { -20, 62 }, { -19, 70 }, { -16, 66 }, { -22, 65 },
586 { -20, 63 }, { -5, 85 }, { -6, 81 }, { -10, 77 },
587 { -7, 81 }, { -17, 80 }, { -18, 73 }, { -4, 74 },
588 { -10, 83 }, { -9, 71 }, { -9, 67 }, { -1, 61 },
589 { -8, 66 }, { -14, 66 }, { 0, 59 }, { 2, 59 },
590 { 9, -2 }, { 26, -9 }, { 33, -9 }, { 39, -7 },
591 { 41, -2 }, { 45, 3 }, { 49, 9 }, { 45, 27 },
592 { 36, 59 }, { 21, -13 }, { 33, -14 }, { 39, -7 },
593 { 46, -2 }, { 51, 2 }, { 60, 6 }, { 61, 17 },
594 { 55, 34 }, { 42, 62 }, { -6, 66 }, { -7, 35 },
595 { -7, 42 }, { -8, 45 }, { -5, 48 }, { -12, 56 },
596 { -6, 60 }, { -5, 62 }, { -8, 66 }, { -8, 76 },
597 { -13, 106 }, { -16, 106 }, { -10, 87 }, { -21, 114 },
598 { -18, 110 }, { -14, 98 }, { -22, 110 }, { -21, 106 },
599 { -18, 103 }, { -21, 107 }, { -23, 108 }, { -26, 112 },
600 { -10, 96 }, { -12, 95 }, { -5, 91 }, { -9, 93 },
601 { -22, 94 }, { -5, 86 }, { 9, 67 }, { -4, 80 },
602 { -10, 85 }, { -1, 70 }, { 7, 60 }, { 9, 58 },
603 { 5, 61 }, { 12, 50 }, { 15, 50 }, { 18, 49 },
604 { 17, 54 }, { 10, 41 }, { 7, 46 }, { -1, 51 },
605 { 7, 49 }, { 8, 52 }, { 9, 41 }, { 6, 47 },
606 { 2, 55 }, { 13, 41 }, { 10, 44 }, { 6, 50 },
607 { 5, 53 }, { 13, 49 }, { 4, 63 }, { 6, 64 },
608 { -13, 106 }, { -16, 106 }, { -10, 87 }, { -21, 114 },
609 { -18, 110 }, { -14, 98 }, { -22, 110 }, { -21, 106 },
610 { -18, 103 }, { -21, 107 }, { -23, 108 }, { -26, 112 },
611 { -10, 96 }, { -12, 95 }, { -5, 91 }, { -9, 93 },
612 { -22, 94 }, { -5, 86 }, { 9, 67 }, { -4, 80 },
613 { -10, 85 }, { -1, 70 }, { 7, 60 }, { 9, 58 },
614 { 5, 61 }, { 12, 50 }, { 15, 50 }, { 18, 49 },
615 { 17, 54 }, { 10, 41 }, { 7, 46 }, { -1, 51 },
616 { 7, 49 }, { 8, 52 }, { 9, 41 }, { 6, 47 },
617 { 2, 55 }, { 13, 41 }, { 10, 44 }, { 6, 50 },
618 { 5, 53 }, { 13, 49 }, { 4, 63 }, { 6, 64 },
619 { 14, 11 }, { 11, 14 }, { 9, 11 }, { 18, 11 },
620 { 21, 9 }, { 23, -2 }, { 32, -15 }, { 32, -15 },
621 { 34, -21 }, { 39, -23 }, { 42, -33 }, { 41, -31 },
622 { 46, -28 }, { 38, -12 }, { 21, 29 }, { 45, -24 },
623 { 53, -45 }, { 48, -26 }, { 65, -43 }, { 43, -19 },
624 { 39, -10 }, { 30, 9 }, { 18, 26 }, { 20, 27 },
625 { 0, 57 }, { -14, 82 }, { -5, 75 }, { -19, 97 },
626 { -35, 125 }, { 27, 0 }, { 28, 0 }, { 31, -4 },
627 { 27, 6 }, { 34, 8 }, { 30, 10 }, { 24, 22 },
628 { 33, 19 }, { 22, 32 }, { 26, 31 }, { 21, 41 },
629 { 26, 44 }, { 23, 47 }, { 16, 65 }, { 14, 71 },
630 { 14, 11 }, { 11, 14 }, { 9, 11 }, { 18, 11 },
631 { 21, 9 }, { 23, -2 }, { 32, -15 }, { 32, -15 },
632 { 34, -21 }, { 39, -23 }, { 42, -33 }, { 41, -31 },
633 { 46, -28 }, { 38, -12 }, { 21, 29 }, { 45, -24 },
634 { 53, -45 }, { 48, -26 }, { 65, -43 }, { 43, -19 },
635 { 39, -10 }, { 30, 9 }, { 18, 26 }, { 20, 27 },
636 { 0, 57 }, { -14, 82 }, { -5, 75 }, { -19, 97 },
637 { -35, 125 }, { 27, 0 }, { 28, 0 }, { 31, -4 },
638 { 27, 6 }, { 34, 8 }, { 30, 10 }, { 24, 22 },
639 { 33, 19 }, { 22, 32 }, { 26, 31 }, { 21, 41 },
640 { 26, 44 }, { 23, 47 }, { 16, 65 }, { 14, 71 },
641 { -6, 76 }, { -2, 44 }, { 0, 45 }, { 0, 52 },
642 { -3, 64 }, { -2, 59 }, { -4, 70 }, { -4, 75 },
643 { -8, 82 }, { -17, 102 }, { -9, 77 }, { 3, 24 },
644 { 0, 42 }, { 0, 48 }, { 0, 55 }, { -6, 59 },
645 { -7, 71 }, { -12, 83 }, { -11, 87 }, { -30, 119 },
646 { 1, 58 }, { -3, 29 }, { -1, 36 }, { 1, 38 },
647 { 2, 43 }, { -6, 55 }, { 0, 58 }, { 0, 64 },
648 { -3, 74 }, { -10, 90 }, { -6, 76 }, { -2, 44 },
649 { 0, 45 }, { 0, 52 }, { -3, 64 }, { -2, 59 },
650 { -4, 70 }, { -4, 75 }, { -8, 82 }, { -17, 102 },
651 { -9, 77 }, { 3, 24 }, { 0, 42 }, { 0, 48 },
652 { 0, 55 }, { -6, 59 }, { -7, 71 }, { -12, 83 },
653 { -11, 87 }, { -30, 119 }, { 1, 58 }, { -3, 29 },
654 { -1, 36 }, { 1, 38 }, { 2, 43 }, { -6, 55 },
655 { 0, 58 }, { 0, 64 }, { -3, 74 }, { -10, 90 },
656 { -3, 74 }, { -9, 92 }, { -8, 87 }, { -23, 126 },
657 { -3, 74 }, { -9, 92 }, { -8, 87 }, { -23, 126 },
658 { -3, 74 }, { -9, 92 }, { -8, 87 }, { -23, 126 }
661 /* i_cabac_init_idc == 1 */
664 { 20, -15 }, { 2, 54 }, { 3, 74 }, { 20, -15 },
665 { 2, 54 }, { 3, 74 }, { -28, 127 }, { -23, 104 },
666 { -6, 53 }, { -1, 54 }, { 7, 51 },
669 { 22, 25 }, { 34, 0 }, { 16, 0 }, { -2, 9 },
670 { 4, 41 }, { -29, 118 }, { 2, 65 }, { -6, 71 },
671 { -13, 79 }, { 5, 52 }, { 9, 50 }, { -3, 70 },
675 { 26, 34 }, { 19, 22 }, { 40, 0 }, { 57, 2 },
676 { 41, 36 }, { 26, 69 }, { -45, 127 }, { -15, 101 },
677 { -4, 76 }, { -6, 71 }, { -13, 79 }, { 5, 52 },
678 { 6, 69 }, { -13, 90 }, { 0, 52 }, { 8, 43 },
681 { -2, 69 },{ -5, 82 },{ -10, 96 },{ 2, 59 },
682 { 2, 75 },{ -3, 87 },{ -3, 100 },{ 1, 56 },
683 { -3, 74 },{ -6, 85 },{ 0, 59 },{ -3, 81 },
684 { -7, 86 },{ -5, 95 },
687 { -1, 66 },{ -1, 77 },{ 1, 70 },{ -2, 86 },
688 { -5, 72 },{ 0, 61 },
691 { 0, 41 }, { 0, 63 }, { 0, 63 }, { 0, 63 },
692 { -9, 83 }, { 4, 86 }, { 0, 97 }, { -7, 72 },
693 { 13, 41 }, { 3, 62 },
696 { 13, 15 }, { 7, 51 }, { 2, 80 }, { -39, 127 },
697 { -18, 91 }, { -17, 96 }, { -26, 81 }, { -35, 98 },
698 { -24, 102 }, { -23, 97 }, { -27, 119 }, { -24, 99 },
699 { -21, 110 }, { -18, 102 }, { -36, 127 }, { 0, 80 },
700 { -5, 89 }, { -7, 94 }, { -4, 92 }, { 0, 39 },
701 { 0, 65 }, { -15, 84 }, { -35, 127 }, { -2, 73 },
702 { -12, 104 }, { -9, 91 }, { -31, 127 }, { 3, 55 },
703 { 7, 56 }, { 7, 55 }, { 8, 61 }, { -3, 53 },
704 { 0, 68 }, { -7, 74 }, { -9, 88 },
707 { -13, 103 }, { -13, 91 }, { -9, 89 }, { -14, 92 },
708 { -8, 76 }, { -12, 87 }, { -23, 110 }, { -24, 105 },
709 { -10, 78 }, { -20, 112 }, { -17, 99 }, { -78, 127 },
710 { -70, 127 }, { -50, 127 }, { -46, 127 }, { -4, 66 },
711 { -5, 78 }, { -4, 71 }, { -8, 72 }, { 2, 59 },
712 { -1, 55 }, { -7, 70 }, { -6, 75 }, { -8, 89 },
713 { -34, 119 }, { -3, 75 }, { 32, 20 }, { 30, 22 },
714 { -44, 127 }, { 0, 54 }, { -5, 61 }, { 0, 58 },
715 { -1, 60 }, { -3, 61 }, { -8, 67 }, { -25, 84 },
716 { -14, 74 }, { -5, 65 }, { 5, 52 }, { 2, 57 },
717 { 0, 61 }, { -9, 69 }, { -11, 70 }, { 18, 55 },
718 { -4, 71 }, { 0, 58 }, { 7, 61 }, { 9, 41 },
719 { 18, 25 }, { 9, 32 }, { 5, 43 }, { 9, 47 },
720 { 0, 44 }, { 0, 51 }, { 2, 46 }, { 19, 38 },
721 { -4, 66 }, { 15, 38 }, { 12, 42 }, { 9, 34 },
725 { 4, 45 }, { 10, 28 }, { 10, 31 }, { 33, -11 },
726 { 52, -43 }, { 18, 15 }, { 28, 0 }, { 35, -22 },
727 { 38, -25 }, { 34, 0 }, { 39, -18 }, { 32, -12 },
728 { 102, -94 }, { 0, 0 }, { 56, -15 }, { 33, -4 },
729 { 29, 10 }, { 37, -5 }, { 51, -29 }, { 39, -9 },
730 { 52, -34 }, { 69, -58 }, { 67, -63 }, { 44, -5 },
731 { 32, 7 }, { 55, -29 }, { 32, 1 }, { 0, 0 },
732 { 27, 36 }, { 33, -25 }, { 34, -30 }, { 36, -28 },
733 { 38, -28 }, { 38, -27 }, { 34, -18 }, { 35, -16 },
734 { 34, -14 }, { 32, -8 }, { 37, -6 }, { 35, 0 },
735 { 30, 10 }, { 28, 18 }, { 26, 25 }, { 29, 41 },
736 { 0, 75 }, { 2, 72 }, { 8, 77 }, { 14, 35 },
737 { 18, 31 }, { 17, 35 }, { 21, 30 }, { 17, 45 },
738 { 20, 42 }, { 18, 45 }, { 27, 26 }, { 16, 54 },
739 { 7, 66 }, { 16, 56 }, { 11, 73 }, { 10, 67 },
743 { -23, 112 }, { -15, 71 }, { -7, 61 }, { 0, 53 },
744 { -5, 66 }, { -11, 77 }, { -9, 80 }, { -9, 84 },
745 { -10, 87 }, { -34, 127 }, { -21, 101 }, { -3, 39 },
746 { -5, 53 }, { -7, 61 }, { -11, 75 }, { -15, 77 },
747 { -17, 91 }, { -25, 107 }, { -25, 111 }, { -28, 122 },
748 { -11, 76 }, { -10, 44 }, { -10, 52 }, { -10, 57 },
749 { -9, 58 }, { -16, 72 }, { -7, 69 }, { -4, 69 },
750 { -5, 74 }, { -9, 86 }, { 2, 66 }, { -9, 34 },
751 { 1, 32 }, { 11, 31 }, { 5, 52 }, { -2, 55 },
752 { -2, 67 }, { 0, 73 }, { -8, 89 }, { 3, 52 },
753 { 7, 4 }, { 10, 8 }, { 17, 8 }, { 16, 19 },
754 { 3, 37 }, { -1, 61 }, { -5, 73 }, { -1, 70 },
757 /* 276 a bit special (not used, bypass is used instead) */
761 { -21, 126 }, { -23, 124 }, { -20, 110 }, { -26, 126 },
762 { -25, 124 }, { -17, 105 }, { -27, 121 }, { -27, 117 },
763 { -17, 102 }, { -26, 117 }, { -27, 116 }, { -33, 122 },
764 { -10, 95 }, { -14, 100 }, { -8, 95 }, { -17, 111 },
765 { -28, 114 }, { -6, 89 }, { -2, 80 }, { -4, 82 },
766 { -9, 85 }, { -8, 81 }, { -1, 72 }, { 5, 64 },
767 { 1, 67 }, { 9, 56 }, { 0, 69 }, { 1, 69 },
768 { 7, 69 }, { -7, 69 }, { -6, 67 }, { -16, 77 },
769 { -2, 64 }, { 2, 61 }, { -6, 67 }, { -3, 64 },
770 { 2, 57 }, { -3, 65 }, { -3, 66 }, { 0, 62 },
771 { 9, 51 }, { -1, 66 }, { -2, 71 }, { -2, 75 },
772 { -1, 70 }, { -9, 72 }, { 14, 60 }, { 16, 37 },
773 { 0, 47 }, { 18, 35 }, { 11, 37 }, { 12, 41 },
774 { 10, 41 }, { 2, 48 }, { 12, 41 }, { 13, 41 },
775 { 0, 59 }, { 3, 50 }, { 19, 40 }, { 3, 66 },
779 { 19, -6 }, { 18, -6 }, { 14, 0 }, { 26, -12 },
780 { 31, -16 }, { 33, -25 }, { 33, -22 }, { 37, -28 },
781 { 39, -30 }, { 42, -30 }, { 47, -42 }, { 45, -36 },
782 { 49, -34 }, { 41, -17 }, { 32, 9 }, { 69, -71 },
783 { 63, -63 }, { 66, -64 }, { 77, -74 }, { 54, -39 },
784 { 52, -35 }, { 41, -10 }, { 36, 0 }, { 40, -1 },
785 { 30, 14 }, { 28, 26 }, { 23, 37 }, { 12, 55 },
786 { 11, 65 }, { 37, -33 }, { 39, -36 }, { 40, -37 },
787 { 38, -30 }, { 46, -33 }, { 42, -30 }, { 40, -24 },
788 { 49, -29 }, { 38, -12 }, { 40, -10 }, { 38, -3 },
789 { 46, -5 }, { 31, 20 }, { 29, 30 }, { 25, 44 },
790 { 12, 48 }, { 11, 49 }, { 26, 45 }, { 22, 22 },
791 { 23, 22 }, { 27, 21 }, { 33, 20 }, { 26, 28 },
792 { 30, 24 }, { 27, 34 }, { 18, 42 }, { 25, 39 },
793 { 18, 50 }, { 12, 70 }, { 21, 54 }, { 14, 71 },
797 { 25, 32 }, { 21, 49 }, { 21, 54 },
798 { -5, 85 }, { -6, 81 }, { -10, 77 }, { -7, 81 },
799 { -17, 80 }, { -18, 73 }, { -4, 74 }, { -10, 83 },
800 { -9, 71 }, { -9, 67 }, { -1, 61 }, { -8, 66 },
801 { -14, 66 }, { 0, 59 }, { 2, 59 }, { 17, -10 },
802 { 32, -13 }, { 42, -9 }, { 49, -5 }, { 53, 0 },
803 { 64, 3 }, { 68, 10 }, { 66, 27 }, { 47, 57 },
804 { -5, 71 }, { 0, 24 }, { -1, 36 }, { -2, 42 },
805 { -2, 52 }, { -9, 57 }, { -6, 63 }, { -4, 65 },
806 { -4, 67 }, { -7, 82 },
809 { -3, 81 }, { -3, 76 }, { -7, 72 }, { -6, 78 },
810 { -12, 72 }, { -14, 68 }, { -3, 70 }, { -6, 76 },
811 { -5, 66 }, { -5, 62 }, { 0, 57 }, { -4, 61 },
812 { -9, 60 }, { 1, 54 }, { 2, 58 }, { 17, -10 },
813 { 32, -13 }, { 42, -9 }, { 49, -5 }, { 53, 0 },
814 { 64, 3 }, { 68, 10 }, { 66, 27 }, { 47, 57 },
817 { 0, 80 }, { -5, 89 }, { -7, 94 }, { -4, 92 },
818 { 0, 39 }, { 0, 65 }, { -15, 84 }, { -35, 127 },
819 { -2, 73 }, { -12, 104 }, { -9, 91 }, { -31, 127 },
820 { 0, 80 }, { -5, 89 }, { -7, 94 }, { -4, 92 },
821 { 0, 39 }, { 0, 65 }, { -15, 84 }, { -35, 127 },
822 { -2, 73 }, { -12, 104 }, { -9, 91 }, { -31, 127 },
823 { -13, 103 }, { -13, 91 }, { -9, 89 }, { -14, 92 },
824 { -8, 76 }, { -12, 87 }, { -23, 110 }, { -24, 105 },
825 { -10, 78 }, { -20, 112 }, { -17, 99 }, { -78, 127 },
826 { -70, 127 }, { -50, 127 }, { -46, 127 }, { -4, 66 },
827 { -5, 78 }, { -4, 71 }, { -8, 72 }, { 2, 59 },
828 { -1, 55 }, { -7, 70 }, { -6, 75 }, { -8, 89 },
829 { -34, 119 }, { -3, 75 }, { 32, 20 }, { 30, 22 },
830 { -44, 127 }, { 0, 54 }, { -5, 61 }, { 0, 58 },
831 { -1, 60 }, { -3, 61 }, { -8, 67 }, { -25, 84 },
832 { -14, 74 }, { -5, 65 }, { 5, 52 }, { 2, 57 },
833 { 0, 61 }, { -9, 69 }, { -11, 70 }, { 18, 55 },
834 { -13, 103 }, { -13, 91 }, { -9, 89 }, { -14, 92 },
835 { -8, 76 }, { -12, 87 }, { -23, 110 }, { -24, 105 },
836 { -10, 78 }, { -20, 112 }, { -17, 99 }, { -78, 127 },
837 { -70, 127 }, { -50, 127 }, { -46, 127 }, { -4, 66 },
838 { -5, 78 }, { -4, 71 }, { -8, 72 }, { 2, 59 },
839 { -1, 55 }, { -7, 70 }, { -6, 75 }, { -8, 89 },
840 { -34, 119 }, { -3, 75 }, { 32, 20 }, { 30, 22 },
841 { -44, 127 }, { 0, 54 }, { -5, 61 }, { 0, 58 },
842 { -1, 60 }, { -3, 61 }, { -8, 67 }, { -25, 84 },
843 { -14, 74 }, { -5, 65 }, { 5, 52 }, { 2, 57 },
844 { 0, 61 }, { -9, 69 }, { -11, 70 }, { 18, 55 },
845 { 4, 45 }, { 10, 28 }, { 10, 31 }, { 33, -11 },
846 { 52, -43 }, { 18, 15 }, { 28, 0 }, { 35, -22 },
847 { 38, -25 }, { 34, 0 }, { 39, -18 }, { 32, -12 },
848 { 102, -94 }, { 0, 0 }, { 56, -15 }, { 33, -4 },
849 { 29, 10 }, { 37, -5 }, { 51, -29 }, { 39, -9 },
850 { 52, -34 }, { 69, -58 }, { 67, -63 }, { 44, -5 },
851 { 32, 7 }, { 55, -29 }, { 32, 1 }, { 0, 0 },
852 { 27, 36 }, { 33, -25 }, { 34, -30 }, { 36, -28 },
853 { 38, -28 }, { 38, -27 }, { 34, -18 }, { 35, -16 },
854 { 34, -14 }, { 32, -8 }, { 37, -6 }, { 35, 0 },
855 { 30, 10 }, { 28, 18 }, { 26, 25 }, { 29, 41 },
856 { 4, 45 }, { 10, 28 }, { 10, 31 }, { 33, -11 },
857 { 52, -43 }, { 18, 15 }, { 28, 0 }, { 35, -22 },
858 { 38, -25 }, { 34, 0 }, { 39, -18 }, { 32, -12 },
859 { 102, -94 }, { 0, 0 }, { 56, -15 }, { 33, -4 },
860 { 29, 10 }, { 37, -5 }, { 51, -29 }, { 39, -9 },
861 { 52, -34 }, { 69, -58 }, { 67, -63 }, { 44, -5 },
862 { 32, 7 }, { 55, -29 }, { 32, 1 }, { 0, 0 },
863 { 27, 36 }, { 33, -25 }, { 34, -30 }, { 36, -28 },
864 { 38, -28 }, { 38, -27 }, { 34, -18 }, { 35, -16 },
865 { 34, -14 }, { 32, -8 }, { 37, -6 }, { 35, 0 },
866 { 30, 10 }, { 28, 18 }, { 26, 25 }, { 29, 41 },
867 { -5, 85 }, { -6, 81 }, { -10, 77 }, { -7, 81 },
868 { -17, 80 }, { -18, 73 }, { -4, 74 }, { -10, 83 },
869 { -9, 71 }, { -9, 67 }, { -1, 61 }, { -8, 66 },
870 { -14, 66 }, { 0, 59 }, { 2, 59 }, { -3, 81 },
871 { -3, 76 }, { -7, 72 }, { -6, 78 }, { -12, 72 },
872 { -14, 68 }, { -3, 70 }, { -6, 76 }, { -5, 66 },
873 { -5, 62 }, { 0, 57 }, { -4, 61 }, { -9, 60 },
874 { 1, 54 }, { 2, 58 }, { 17, -10 }, { 32, -13 },
875 { 42, -9 }, { 49, -5 }, { 53, 0 }, { 64, 3 },
876 { 68, 10 }, { 66, 27 }, { 47, 57 }, { 17, -10 },
877 { 32, -13 }, { 42, -9 }, { 49, -5 }, { 53, 0 },
878 { 64, 3 }, { 68, 10 }, { 66, 27 }, { 47, 57 },
879 { -5, 71 }, { 0, 24 }, { -1, 36 }, { -2, 42 },
880 { -2, 52 }, { -9, 57 }, { -6, 63 }, { -4, 65 },
881 { -4, 67 }, { -7, 82 }, { -5, 85 }, { -6, 81 },
882 { -10, 77 }, { -7, 81 }, { -17, 80 }, { -18, 73 },
883 { -4, 74 }, { -10, 83 }, { -9, 71 }, { -9, 67 },
884 { -1, 61 }, { -8, 66 }, { -14, 66 }, { 0, 59 },
885 { 2, 59 }, { -3, 81 }, { -3, 76 }, { -7, 72 },
886 { -6, 78 }, { -12, 72 }, { -14, 68 }, { -3, 70 },
887 { -6, 76 }, { -5, 66 }, { -5, 62 }, { 0, 57 },
888 { -4, 61 }, { -9, 60 }, { 1, 54 }, { 2, 58 },
889 { 17, -10 }, { 32, -13 }, { 42, -9 }, { 49, -5 },
890 { 53, 0 }, { 64, 3 }, { 68, 10 }, { 66, 27 },
891 { 47, 57 }, { 17, -10 }, { 32, -13 }, { 42, -9 },
892 { 49, -5 }, { 53, 0 }, { 64, 3 }, { 68, 10 },
893 { 66, 27 }, { 47, 57 }, { -5, 71 }, { 0, 24 },
894 { -1, 36 }, { -2, 42 }, { -2, 52 }, { -9, 57 },
895 { -6, 63 }, { -4, 65 }, { -4, 67 }, { -7, 82 },
896 { -21, 126 }, { -23, 124 }, { -20, 110 }, { -26, 126 },
897 { -25, 124 }, { -17, 105 }, { -27, 121 }, { -27, 117 },
898 { -17, 102 }, { -26, 117 }, { -27, 116 }, { -33, 122 },
899 { -10, 95 }, { -14, 100 }, { -8, 95 }, { -17, 111 },
900 { -28, 114 }, { -6, 89 }, { -2, 80 }, { -4, 82 },
901 { -9, 85 }, { -8, 81 }, { -1, 72 }, { 5, 64 },
902 { 1, 67 }, { 9, 56 }, { 0, 69 }, { 1, 69 },
903 { 7, 69 }, { -7, 69 }, { -6, 67 }, { -16, 77 },
904 { -2, 64 }, { 2, 61 }, { -6, 67 }, { -3, 64 },
905 { 2, 57 }, { -3, 65 }, { -3, 66 }, { 0, 62 },
906 { 9, 51 }, { -1, 66 }, { -2, 71 }, { -2, 75 },
907 { -21, 126 }, { -23, 124 }, { -20, 110 }, { -26, 126 },
908 { -25, 124 }, { -17, 105 }, { -27, 121 }, { -27, 117 },
909 { -17, 102 }, { -26, 117 }, { -27, 116 }, { -33, 122 },
910 { -10, 95 }, { -14, 100 }, { -8, 95 }, { -17, 111 },
911 { -28, 114 }, { -6, 89 }, { -2, 80 }, { -4, 82 },
912 { -9, 85 }, { -8, 81 }, { -1, 72 }, { 5, 64 },
913 { 1, 67 }, { 9, 56 }, { 0, 69 }, { 1, 69 },
914 { 7, 69 }, { -7, 69 }, { -6, 67 }, { -16, 77 },
915 { -2, 64 }, { 2, 61 }, { -6, 67 }, { -3, 64 },
916 { 2, 57 }, { -3, 65 }, { -3, 66 }, { 0, 62 },
917 { 9, 51 }, { -1, 66 }, { -2, 71 }, { -2, 75 },
918 { 19, -6 }, { 18, -6 }, { 14, 0 }, { 26, -12 },
919 { 31, -16 }, { 33, -25 }, { 33, -22 }, { 37, -28 },
920 { 39, -30 }, { 42, -30 }, { 47, -42 }, { 45, -36 },
921 { 49, -34 }, { 41, -17 }, { 32, 9 }, { 69, -71 },
922 { 63, -63 }, { 66, -64 }, { 77, -74 }, { 54, -39 },
923 { 52, -35 }, { 41, -10 }, { 36, 0 }, { 40, -1 },
924 { 30, 14 }, { 28, 26 }, { 23, 37 }, { 12, 55 },
925 { 11, 65 }, { 37, -33 }, { 39, -36 }, { 40, -37 },
926 { 38, -30 }, { 46, -33 }, { 42, -30 }, { 40, -24 },
927 { 49, -29 }, { 38, -12 }, { 40, -10 }, { 38, -3 },
928 { 46, -5 }, { 31, 20 }, { 29, 30 }, { 25, 44 },
929 { 19, -6 }, { 18, -6 }, { 14, 0 }, { 26, -12 },
930 { 31, -16 }, { 33, -25 }, { 33, -22 }, { 37, -28 },
931 { 39, -30 }, { 42, -30 }, { 47, -42 }, { 45, -36 },
932 { 49, -34 }, { 41, -17 }, { 32, 9 }, { 69, -71 },
933 { 63, -63 }, { 66, -64 }, { 77, -74 }, { 54, -39 },
934 { 52, -35 }, { 41, -10 }, { 36, 0 }, { 40, -1 },
935 { 30, 14 }, { 28, 26 }, { 23, 37 }, { 12, 55 },
936 { 11, 65 }, { 37, -33 }, { 39, -36 }, { 40, -37 },
937 { 38, -30 }, { 46, -33 }, { 42, -30 }, { 40, -24 },
938 { 49, -29 }, { 38, -12 }, { 40, -10 }, { 38, -3 },
939 { 46, -5 }, { 31, 20 }, { 29, 30 }, { 25, 44 },
940 { -23, 112 }, { -15, 71 }, { -7, 61 }, { 0, 53 },
941 { -5, 66 }, { -11, 77 }, { -9, 80 }, { -9, 84 },
942 { -10, 87 }, { -34, 127 }, { -21, 101 }, { -3, 39 },
943 { -5, 53 }, { -7, 61 }, { -11, 75 }, { -15, 77 },
944 { -17, 91 }, { -25, 107 }, { -25, 111 }, { -28, 122 },
945 { -11, 76 }, { -10, 44 }, { -10, 52 }, { -10, 57 },
946 { -9, 58 }, { -16, 72 }, { -7, 69 }, { -4, 69 },
947 { -5, 74 }, { -9, 86 }, { -23, 112 }, { -15, 71 },
948 { -7, 61 }, { 0, 53 }, { -5, 66 }, { -11, 77 },
949 { -9, 80 }, { -9, 84 }, { -10, 87 }, { -34, 127 },
950 { -21, 101 }, { -3, 39 }, { -5, 53 }, { -7, 61 },
951 { -11, 75 }, { -15, 77 }, { -17, 91 }, { -25, 107 },
952 { -25, 111 }, { -28, 122 }, { -11, 76 }, { -10, 44 },
953 { -10, 52 }, { -10, 57 }, { -9, 58 }, { -16, 72 },
954 { -7, 69 }, { -4, 69 }, { -5, 74 }, { -9, 86 },
955 { -2, 73 }, { -12, 104 }, { -9, 91 }, { -31, 127 },
956 { -2, 73 }, { -12, 104 }, { -9, 91 }, { -31, 127 },
957 { -2, 73 }, { -12, 104 }, { -9, 91 }, { -31, 127 }
960 /* i_cabac_init_idc == 2 */
963 { 20, -15 }, { 2, 54 }, { 3, 74 }, { 20, -15 },
964 { 2, 54 }, { 3, 74 }, { -28, 127 }, { -23, 104 },
965 { -6, 53 }, { -1, 54 }, { 7, 51 },
968 { 29, 16 }, { 25, 0 }, { 14, 0 }, { -10, 51 },
969 { -3, 62 }, { -27, 99 }, { 26, 16 }, { -4, 85 },
970 { -24, 102 }, { 5, 57 }, { 6, 57 }, { -17, 73 },
974 { 20, 40 }, { 20, 10 }, { 29, 0 }, { 54, 0 },
975 { 37, 42 }, { 12, 97 }, { -32, 127 }, { -22, 117 },
976 { -2, 74 }, { -4, 85 }, { -24, 102 }, { 5, 57 },
977 { -6, 93 }, { -14, 88 }, { -6, 44 }, { 4, 55 },
980 { -11, 89 },{ -15, 103 },{ -21, 116 },{ 19, 57 },
981 { 20, 58 },{ 4, 84 },{ 6, 96 },{ 1, 63 },
982 { -5, 85 },{ -13, 106 },{ 5, 63 },{ 6, 75 },
983 { -3, 90 },{ -1, 101 },
986 { 3, 55 },{ -4, 79 },{ -2, 75 },{ -12, 97 },
987 { -7, 50 },{ 1, 60 },
990 { 0, 41 }, { 0, 63 }, { 0, 63 }, { 0, 63 },
991 { -9, 83 }, { 4, 86 }, { 0, 97 }, { -7, 72 },
992 { 13, 41 }, { 3, 62 },
995 { 7, 34 }, { -9, 88 }, { -20, 127 }, { -36, 127 },
996 { -17, 91 }, { -14, 95 }, { -25, 84 }, { -25, 86 },
997 { -12, 89 }, { -17, 91 }, { -31, 127 }, { -14, 76 },
998 { -18, 103 }, { -13, 90 }, { -37, 127 }, { 11, 80 },
999 { 5, 76 }, { 2, 84 }, { 5, 78 }, { -6, 55 },
1000 { 4, 61 }, { -14, 83 }, { -37, 127 }, { -5, 79 },
1001 { -11, 104 }, { -11, 91 }, { -30, 127 }, { 0, 65 },
1002 { -2, 79 }, { 0, 72 }, { -4, 92 }, { -6, 56 },
1003 { 3, 68 }, { -8, 71 }, { -13, 98 },
1006 { -4, 86 }, { -12, 88 }, { -5, 82 }, { -3, 72 },
1007 { -4, 67 }, { -8, 72 }, { -16, 89 }, { -9, 69 },
1008 { -1, 59 }, { 5, 66 }, { 4, 57 }, { -4, 71 },
1009 { -2, 71 }, { 2, 58 }, { -1, 74 }, { -4, 44 },
1010 { -1, 69 }, { 0, 62 }, { -7, 51 }, { -4, 47 },
1011 { -6, 42 }, { -3, 41 }, { -6, 53 }, { 8, 76 },
1012 { -9, 78 }, { -11, 83 }, { 9, 52 }, { 0, 67 },
1013 { -5, 90 }, { 1, 67 }, { -15, 72 }, { -5, 75 },
1014 { -8, 80 }, { -21, 83 }, { -21, 64 }, { -13, 31 },
1015 { -25, 64 }, { -29, 94 }, { 9, 75 }, { 17, 63 },
1016 { -8, 74 }, { -5, 35 }, { -2, 27 }, { 13, 91 },
1017 { 3, 65 }, { -7, 69 }, { 8, 77 }, { -10, 66 },
1018 { 3, 62 }, { -3, 68 }, { -20, 81 }, { 0, 30 },
1019 { 1, 7 }, { -3, 23 }, { -21, 74 }, { 16, 66 },
1020 { -23, 124 }, { 17, 37 }, { 44, -18 }, { 50, -34 },
1024 { 4, 39 }, { 0, 42 }, { 7, 34 }, { 11, 29 },
1025 { 8, 31 }, { 6, 37 }, { 7, 42 }, { 3, 40 },
1026 { 8, 33 }, { 13, 43 }, { 13, 36 }, { 4, 47 },
1027 { 3, 55 }, { 2, 58 }, { 6, 60 }, { 8, 44 },
1028 { 11, 44 }, { 14, 42 }, { 7, 48 }, { 4, 56 },
1029 { 4, 52 }, { 13, 37 }, { 9, 49 }, { 19, 58 },
1030 { 10, 48 }, { 12, 45 }, { 0, 69 }, { 20, 33 },
1031 { 8, 63 }, { 35, -18 }, { 33, -25 }, { 28, -3 },
1032 { 24, 10 }, { 27, 0 }, { 34, -14 }, { 52, -44 },
1033 { 39, -24 }, { 19, 17 }, { 31, 25 }, { 36, 29 },
1034 { 24, 33 }, { 34, 15 }, { 30, 20 }, { 22, 73 },
1035 { 20, 34 }, { 19, 31 }, { 27, 44 }, { 19, 16 },
1036 { 15, 36 }, { 15, 36 }, { 21, 28 }, { 25, 21 },
1037 { 30, 20 }, { 31, 12 }, { 27, 16 }, { 24, 42 },
1038 { 0, 93 }, { 14, 56 }, { 15, 57 }, { 26, 38 },
1042 { -24, 115 }, { -22, 82 }, { -9, 62 }, { 0, 53 },
1043 { 0, 59 }, { -14, 85 }, { -13, 89 }, { -13, 94 },
1044 { -11, 92 }, { -29, 127 }, { -21, 100 }, { -14, 57 },
1045 { -12, 67 }, { -11, 71 }, { -10, 77 }, { -21, 85 },
1046 { -16, 88 }, { -23, 104 }, { -15, 98 }, { -37, 127 },
1047 { -10, 82 }, { -8, 48 }, { -8, 61 }, { -8, 66 },
1048 { -7, 70 }, { -14, 75 }, { -10, 79 }, { -9, 83 },
1049 { -12, 92 }, { -18, 108 }, { -4, 79 }, { -22, 69 },
1050 { -16, 75 }, { -2, 58 }, { 1, 58 }, { -13, 78 },
1051 { -9, 83 }, { -4, 81 }, { -13, 99 }, { -13, 81 },
1052 { -6, 38 }, { -13, 62 }, { -6, 58 }, { -2, 59 },
1053 { -16, 73 }, { -10, 76 }, { -13, 86 }, { -9, 83 },
1056 /* 276 a bit special (not used, bypass is used instead) */
1060 { -22, 127 }, { -25, 127 }, { -25, 120 }, { -27, 127 },
1061 { -19, 114 }, { -23, 117 }, { -25, 118 }, { -26, 117 },
1062 { -24, 113 }, { -28, 118 }, { -31, 120 }, { -37, 124 },
1063 { -10, 94 }, { -15, 102 }, { -10, 99 }, { -13, 106 },
1064 { -50, 127 }, { -5, 92 }, { 17, 57 }, { -5, 86 },
1065 { -13, 94 }, { -12, 91 }, { -2, 77 }, { 0, 71 },
1066 { -1, 73 }, { 4, 64 }, { -7, 81 }, { 5, 64 },
1067 { 15, 57 }, { 1, 67 }, { 0, 68 }, { -10, 67 },
1068 { 1, 68 }, { 0, 77 }, { 2, 64 }, { 0, 68 },
1069 { -5, 78 }, { 7, 55 }, { 5, 59 }, { 2, 65 },
1070 { 14, 54 }, { 15, 44 }, { 5, 60 }, { 2, 70 },
1071 { -2, 76 }, { -18, 86 }, { 12, 70 }, { 5, 64 },
1072 { -12, 70 }, { 11, 55 }, { 5, 56 }, { 0, 69 },
1073 { 2, 65 }, { -6, 74 }, { 5, 54 }, { 7, 54 },
1074 { -6, 76 }, { -11, 82 }, { -2, 77 }, { -2, 77 },
1078 { 17, -13 }, { 16, -9 }, { 17, -12 }, { 27, -21 },
1079 { 37, -30 }, { 41, -40 }, { 42, -41 }, { 48, -47 },
1080 { 39, -32 }, { 46, -40 }, { 52, -51 }, { 46, -41 },
1081 { 52, -39 }, { 43, -19 }, { 32, 11 }, { 61, -55 },
1082 { 56, -46 }, { 62, -50 }, { 81, -67 }, { 45, -20 },
1083 { 35, -2 }, { 28, 15 }, { 34, 1 }, { 39, 1 },
1084 { 30, 17 }, { 20, 38 }, { 18, 45 }, { 15, 54 },
1085 { 0, 79 }, { 36, -16 }, { 37, -14 }, { 37, -17 },
1086 { 32, 1 }, { 34, 15 }, { 29, 15 }, { 24, 25 },
1087 { 34, 22 }, { 31, 16 }, { 35, 18 }, { 31, 28 },
1088 { 33, 41 }, { 36, 28 }, { 27, 47 }, { 21, 62 },
1089 { 18, 31 }, { 19, 26 }, { 36, 24 }, { 24, 23 },
1090 { 27, 16 }, { 24, 30 }, { 31, 29 }, { 22, 41 },
1091 { 22, 42 }, { 16, 60 }, { 15, 52 }, { 14, 60 },
1092 { 3, 78 }, { -16, 123 }, { 21, 53 }, { 22, 56 },
1096 { 21, 33 }, { 19, 50 }, { 17, 61 },
1097 { -3, 78 }, { -8, 74 }, { -9, 72 }, { -10, 72 },
1098 { -18, 75 }, { -12, 71 }, { -11, 63 }, { -5, 70 },
1099 { -17, 75 }, { -14, 72 }, { -16, 67 }, { -8, 53 },
1100 { -14, 59 }, { -9, 52 }, { -11, 68 }, { 9, -2 },
1101 { 30, -10 }, { 31, -4 }, { 33, -1 }, { 33, 7 },
1102 { 31, 12 }, { 37, 23 }, { 31, 38 }, { 20, 64 },
1103 { -9, 71 }, { -7, 37 }, { -8, 44 }, { -11, 49 },
1104 { -10, 56 }, { -12, 59 }, { -8, 63 }, { -9, 67 },
1105 { -6, 68 }, { -10, 79 },
1108 { -3, 78 }, { -8, 74 }, { -9, 72 }, { -10, 72 },
1109 { -18, 75 }, { -12, 71 }, { -11, 63 }, { -5, 70 },
1110 { -17, 75 }, { -14, 72 }, { -16, 67 }, { -8, 53 },
1111 { -14, 59 }, { -9, 52 }, { -11, 68 }, { 9, -2 },
1112 { 30, -10 }, { 31, -4 }, { 33, -1 }, { 33, 7 },
1113 { 31, 12 }, { 37, 23 }, { 31, 38 }, { 20, 64 },
1116 { 11, 80 }, { 5, 76 }, { 2, 84 }, { 5, 78 },
1117 { -6, 55 }, { 4, 61 }, { -14, 83 }, { -37, 127 },
1118 { -5, 79 }, { -11, 104 }, { -11, 91 }, { -30, 127 },
1119 { 11, 80 }, { 5, 76 }, { 2, 84 }, { 5, 78 },
1120 { -6, 55 }, { 4, 61 }, { -14, 83 }, { -37, 127 },
1121 { -5, 79 }, { -11, 104 }, { -11, 91 }, { -30, 127 },
1122 { -4, 86 }, { -12, 88 }, { -5, 82 }, { -3, 72 },
1123 { -4, 67 }, { -8, 72 }, { -16, 89 }, { -9, 69 },
1124 { -1, 59 }, { 5, 66 }, { 4, 57 }, { -4, 71 },
1125 { -2, 71 }, { 2, 58 }, { -1, 74 }, { -4, 44 },
1126 { -1, 69 }, { 0, 62 }, { -7, 51 }, { -4, 47 },
1127 { -6, 42 }, { -3, 41 }, { -6, 53 }, { 8, 76 },
1128 { -9, 78 }, { -11, 83 }, { 9, 52 }, { 0, 67 },
1129 { -5, 90 }, { 1, 67 }, { -15, 72 }, { -5, 75 },
1130 { -8, 80 }, { -21, 83 }, { -21, 64 }, { -13, 31 },
1131 { -25, 64 }, { -29, 94 }, { 9, 75 }, { 17, 63 },
1132 { -8, 74 }, { -5, 35 }, { -2, 27 }, { 13, 91 },
1133 { -4, 86 }, { -12, 88 }, { -5, 82 }, { -3, 72 },
1134 { -4, 67 }, { -8, 72 }, { -16, 89 }, { -9, 69 },
1135 { -1, 59 }, { 5, 66 }, { 4, 57 }, { -4, 71 },
1136 { -2, 71 }, { 2, 58 }, { -1, 74 }, { -4, 44 },
1137 { -1, 69 }, { 0, 62 }, { -7, 51 }, { -4, 47 },
1138 { -6, 42 }, { -3, 41 }, { -6, 53 }, { 8, 76 },
1139 { -9, 78 }, { -11, 83 }, { 9, 52 }, { 0, 67 },
1140 { -5, 90 }, { 1, 67 }, { -15, 72 }, { -5, 75 },
1141 { -8, 80 }, { -21, 83 }, { -21, 64 }, { -13, 31 },
1142 { -25, 64 }, { -29, 94 }, { 9, 75 }, { 17, 63 },
1143 { -8, 74 }, { -5, 35 }, { -2, 27 }, { 13, 91 },
1144 { 4, 39 }, { 0, 42 }, { 7, 34 }, { 11, 29 },
1145 { 8, 31 }, { 6, 37 }, { 7, 42 }, { 3, 40 },
1146 { 8, 33 }, { 13, 43 }, { 13, 36 }, { 4, 47 },
1147 { 3, 55 }, { 2, 58 }, { 6, 60 }, { 8, 44 },
1148 { 11, 44 }, { 14, 42 }, { 7, 48 }, { 4, 56 },
1149 { 4, 52 }, { 13, 37 }, { 9, 49 }, { 19, 58 },
1150 { 10, 48 }, { 12, 45 }, { 0, 69 }, { 20, 33 },
1151 { 8, 63 }, { 35, -18 }, { 33, -25 }, { 28, -3 },
1152 { 24, 10 }, { 27, 0 }, { 34, -14 }, { 52, -44 },
1153 { 39, -24 }, { 19, 17 }, { 31, 25 }, { 36, 29 },
1154 { 24, 33 }, { 34, 15 }, { 30, 20 }, { 22, 73 },
1155 { 4, 39 }, { 0, 42 }, { 7, 34 }, { 11, 29 },
1156 { 8, 31 }, { 6, 37 }, { 7, 42 }, { 3, 40 },
1157 { 8, 33 }, { 13, 43 }, { 13, 36 }, { 4, 47 },
1158 { 3, 55 }, { 2, 58 }, { 6, 60 }, { 8, 44 },
1159 { 11, 44 }, { 14, 42 }, { 7, 48 }, { 4, 56 },
1160 { 4, 52 }, { 13, 37 }, { 9, 49 }, { 19, 58 },
1161 { 10, 48 }, { 12, 45 }, { 0, 69 }, { 20, 33 },
1162 { 8, 63 }, { 35, -18 }, { 33, -25 }, { 28, -3 },
1163 { 24, 10 }, { 27, 0 }, { 34, -14 }, { 52, -44 },
1164 { 39, -24 }, { 19, 17 }, { 31, 25 }, { 36, 29 },
1165 { 24, 33 }, { 34, 15 }, { 30, 20 }, { 22, 73 },
1166 { -3, 78 }, { -8, 74 }, { -9, 72 }, { -10, 72 },
1167 { -18, 75 }, { -12, 71 }, { -11, 63 }, { -5, 70 },
1168 { -17, 75 }, { -14, 72 }, { -16, 67 }, { -8, 53 },
1169 { -14, 59 }, { -9, 52 }, { -11, 68 }, { -3, 78 },
1170 { -8, 74 }, { -9, 72 }, { -10, 72 }, { -18, 75 },
1171 { -12, 71 }, { -11, 63 }, { -5, 70 }, { -17, 75 },
1172 { -14, 72 }, { -16, 67 }, { -8, 53 }, { -14, 59 },
1173 { -9, 52 }, { -11, 68 }, { 9, -2 }, { 30, -10 },
1174 { 31, -4 }, { 33, -1 }, { 33, 7 }, { 31, 12 },
1175 { 37, 23 }, { 31, 38 }, { 20, 64 }, { 9, -2 },
1176 { 30, -10 }, { 31, -4 }, { 33, -1 }, { 33, 7 },
1177 { 31, 12 }, { 37, 23 }, { 31, 38 }, { 20, 64 },
1178 { -9, 71 }, { -7, 37 }, { -8, 44 }, { -11, 49 },
1179 { -10, 56 }, { -12, 59 }, { -8, 63 }, { -9, 67 },
1180 { -6, 68 }, { -10, 79 }, { -3, 78 }, { -8, 74 },
1181 { -9, 72 }, { -10, 72 }, { -18, 75 }, { -12, 71 },
1182 { -11, 63 }, { -5, 70 }, { -17, 75 }, { -14, 72 },
1183 { -16, 67 }, { -8, 53 }, { -14, 59 }, { -9, 52 },
1184 { -11, 68 }, { -3, 78 }, { -8, 74 }, { -9, 72 },
1185 { -10, 72 }, { -18, 75 }, { -12, 71 }, { -11, 63 },
1186 { -5, 70 }, { -17, 75 }, { -14, 72 }, { -16, 67 },
1187 { -8, 53 }, { -14, 59 }, { -9, 52 }, { -11, 68 },
1188 { 9, -2 }, { 30, -10 }, { 31, -4 }, { 33, -1 },
1189 { 33, 7 }, { 31, 12 }, { 37, 23 }, { 31, 38 },
1190 { 20, 64 }, { 9, -2 }, { 30, -10 }, { 31, -4 },
1191 { 33, -1 }, { 33, 7 }, { 31, 12 }, { 37, 23 },
1192 { 31, 38 }, { 20, 64 }, { -9, 71 }, { -7, 37 },
1193 { -8, 44 }, { -11, 49 }, { -10, 56 }, { -12, 59 },
1194 { -8, 63 }, { -9, 67 }, { -6, 68 }, { -10, 79 },
1195 { -22, 127 }, { -25, 127 }, { -25, 120 }, { -27, 127 },
1196 { -19, 114 }, { -23, 117 }, { -25, 118 }, { -26, 117 },
1197 { -24, 113 }, { -28, 118 }, { -31, 120 }, { -37, 124 },
1198 { -10, 94 }, { -15, 102 }, { -10, 99 }, { -13, 106 },
1199 { -50, 127 }, { -5, 92 }, { 17, 57 }, { -5, 86 },
1200 { -13, 94 }, { -12, 91 }, { -2, 77 }, { 0, 71 },
1201 { -1, 73 }, { 4, 64 }, { -7, 81 }, { 5, 64 },
1202 { 15, 57 }, { 1, 67 }, { 0, 68 }, { -10, 67 },
1203 { 1, 68 }, { 0, 77 }, { 2, 64 }, { 0, 68 },
1204 { -5, 78 }, { 7, 55 }, { 5, 59 }, { 2, 65 },
1205 { 14, 54 }, { 15, 44 }, { 5, 60 }, { 2, 70 },
1206 { -22, 127 }, { -25, 127 }, { -25, 120 }, { -27, 127 },
1207 { -19, 114 }, { -23, 117 }, { -25, 118 }, { -26, 117 },
1208 { -24, 113 }, { -28, 118 }, { -31, 120 }, { -37, 124 },
1209 { -10, 94 }, { -15, 102 }, { -10, 99 }, { -13, 106 },
1210 { -50, 127 }, { -5, 92 }, { 17, 57 }, { -5, 86 },
1211 { -13, 94 }, { -12, 91 }, { -2, 77 }, { 0, 71 },
1212 { -1, 73 }, { 4, 64 }, { -7, 81 }, { 5, 64 },
1213 { 15, 57 }, { 1, 67 }, { 0, 68 }, { -10, 67 },
1214 { 1, 68 }, { 0, 77 }, { 2, 64 }, { 0, 68 },
1215 { -5, 78 }, { 7, 55 }, { 5, 59 }, { 2, 65 },
1216 { 14, 54 }, { 15, 44 }, { 5, 60 }, { 2, 70 },
1217 { 17, -13 }, { 16, -9 }, { 17, -12 }, { 27, -21 },
1218 { 37, -30 }, { 41, -40 }, { 42, -41 }, { 48, -47 },
1219 { 39, -32 }, { 46, -40 }, { 52, -51 }, { 46, -41 },
1220 { 52, -39 }, { 43, -19 }, { 32, 11 }, { 61, -55 },
1221 { 56, -46 }, { 62, -50 }, { 81, -67 }, { 45, -20 },
1222 { 35, -2 }, { 28, 15 }, { 34, 1 }, { 39, 1 },
1223 { 30, 17 }, { 20, 38 }, { 18, 45 }, { 15, 54 },
1224 { 0, 79 }, { 36, -16 }, { 37, -14 }, { 37, -17 },
1225 { 32, 1 }, { 34, 15 }, { 29, 15 }, { 24, 25 },
1226 { 34, 22 }, { 31, 16 }, { 35, 18 }, { 31, 28 },
1227 { 33, 41 }, { 36, 28 }, { 27, 47 }, { 21, 62 },
1228 { 17, -13 }, { 16, -9 }, { 17, -12 }, { 27, -21 },
1229 { 37, -30 }, { 41, -40 }, { 42, -41 }, { 48, -47 },
1230 { 39, -32 }, { 46, -40 }, { 52, -51 }, { 46, -41 },
1231 { 52, -39 }, { 43, -19 }, { 32, 11 }, { 61, -55 },
1232 { 56, -46 }, { 62, -50 }, { 81, -67 }, { 45, -20 },
1233 { 35, -2 }, { 28, 15 }, { 34, 1 }, { 39, 1 },
1234 { 30, 17 }, { 20, 38 }, { 18, 45 }, { 15, 54 },
1235 { 0, 79 }, { 36, -16 }, { 37, -14 }, { 37, -17 },
1236 { 32, 1 }, { 34, 15 }, { 29, 15 }, { 24, 25 },
1237 { 34, 22 }, { 31, 16 }, { 35, 18 }, { 31, 28 },
1238 { 33, 41 }, { 36, 28 }, { 27, 47 }, { 21, 62 },
1239 { -24, 115 }, { -22, 82 }, { -9, 62 }, { 0, 53 },
1240 { 0, 59 }, { -14, 85 }, { -13, 89 }, { -13, 94 },
1241 { -11, 92 }, { -29, 127 }, { -21, 100 }, { -14, 57 },
1242 { -12, 67 }, { -11, 71 }, { -10, 77 }, { -21, 85 },
1243 { -16, 88 }, { -23, 104 }, { -15, 98 }, { -37, 127 },
1244 { -10, 82 }, { -8, 48 }, { -8, 61 }, { -8, 66 },
1245 { -7, 70 }, { -14, 75 }, { -10, 79 }, { -9, 83 },
1246 { -12, 92 }, { -18, 108 }, { -24, 115 }, { -22, 82 },
1247 { -9, 62 }, { 0, 53 }, { 0, 59 }, { -14, 85 },
1248 { -13, 89 }, { -13, 94 }, { -11, 92 }, { -29, 127 },
1249 { -21, 100 }, { -14, 57 }, { -12, 67 }, { -11, 71 },
1250 { -10, 77 }, { -21, 85 }, { -16, 88 }, { -23, 104 },
1251 { -15, 98 }, { -37, 127 }, { -10, 82 }, { -8, 48 },
1252 { -8, 61 }, { -8, 66 }, { -7, 70 }, { -14, 75 },
1253 { -10, 79 }, { -9, 83 }, { -12, 92 }, { -18, 108 },
1254 { -5, 79 }, { -11, 104 }, { -11, 91 }, { -30, 127 },
1255 { -5, 79 }, { -11, 104 }, { -11, 91 }, { -30, 127 },
1256 { -5, 79 }, { -11, 104 }, { -11, 91 }, { -30, 127 }
1260 void ff_h264_init_cabac_states(H264Context *h) {
1261 MpegEncContext * const s = &h->s;
1263 const int8_t (*tab)[2];
1264 const int slice_qp = av_clip(s->qscale - 6*(h->sps.bit_depth_luma-8), 0, 51);
1266 if( h->slice_type_nos == AV_PICTURE_TYPE_I ) tab = cabac_context_init_I;
1267 else tab = cabac_context_init_PB[h->cabac_init_idc];
1269 /* calculate pre-state */
1270 for( i= 0; i < 1024; i++ ) {
1271 int pre = 2*(((tab[i][0] * slice_qp) >>4 ) + tab[i][1]) - 127;
1277 h->cabac_state[i] = pre;
1281 static int decode_cabac_field_decoding_flag(H264Context *h) {
1282 MpegEncContext * const s = &h->s;
1283 const long mbb_xy = h->mb_xy - 2L*s->mb_stride;
1285 unsigned long ctx = 0;
1287 ctx += h->mb_field_decoding_flag & !!s->mb_x; //for FMO:(s->current_picture.f.mb_type[mba_xy] >> 7) & (h->slice_table[mba_xy] == h->slice_num);
1288 ctx += (s->current_picture.f.mb_type[mbb_xy] >> 7) & (h->slice_table[mbb_xy] == h->slice_num);
1290 return get_cabac_noinline( &h->cabac, &(h->cabac_state+70)[ctx] );
1293 static int decode_cabac_intra_mb_type(H264Context *h, int ctx_base, int intra_slice) {
1294 uint8_t *state= &h->cabac_state[ctx_base];
1299 if( h->left_type[LTOP] & (MB_TYPE_INTRA16x16|MB_TYPE_INTRA_PCM))
1301 if( h->top_type & (MB_TYPE_INTRA16x16|MB_TYPE_INTRA_PCM))
1303 if( get_cabac_noinline( &h->cabac, &state[ctx] ) == 0 )
1304 return 0; /* I4x4 */
1307 if( get_cabac_noinline( &h->cabac, state ) == 0 )
1308 return 0; /* I4x4 */
1311 if( get_cabac_terminate( &h->cabac ) )
1312 return 25; /* PCM */
1314 mb_type = 1; /* I16x16 */
1315 mb_type += 12 * get_cabac_noinline( &h->cabac, &state[1] ); /* cbp_luma != 0 */
1316 if( get_cabac_noinline( &h->cabac, &state[2] ) ) /* cbp_chroma */
1317 mb_type += 4 + 4 * get_cabac_noinline( &h->cabac, &state[2+intra_slice] );
1318 mb_type += 2 * get_cabac_noinline( &h->cabac, &state[3+intra_slice] );
1319 mb_type += 1 * get_cabac_noinline( &h->cabac, &state[3+2*intra_slice] );
1323 static int decode_cabac_mb_skip( H264Context *h, int mb_x, int mb_y ) {
1324 MpegEncContext * const s = &h->s;
1328 if(FRAME_MBAFF){ //FIXME merge with the stuff in fill_caches?
1329 int mb_xy = mb_x + (mb_y&~1)*s->mb_stride;
1332 && h->slice_table[mba_xy] == h->slice_num
1333 && MB_FIELD == !!IS_INTERLACED( s->current_picture.f.mb_type[mba_xy] ) )
1334 mba_xy += s->mb_stride;
1336 mbb_xy = mb_xy - s->mb_stride;
1338 && h->slice_table[mbb_xy] == h->slice_num
1339 && IS_INTERLACED( s->current_picture.f.mb_type[mbb_xy] ) )
1340 mbb_xy -= s->mb_stride;
1342 mbb_xy = mb_x + (mb_y-1)*s->mb_stride;
1344 int mb_xy = h->mb_xy;
1346 mbb_xy = mb_xy - (s->mb_stride << FIELD_PICTURE);
1349 if( h->slice_table[mba_xy] == h->slice_num && !IS_SKIP( s->current_picture.f.mb_type[mba_xy] ))
1351 if( h->slice_table[mbb_xy] == h->slice_num && !IS_SKIP( s->current_picture.f.mb_type[mbb_xy] ))
1354 if( h->slice_type_nos == AV_PICTURE_TYPE_B )
1356 return get_cabac_noinline( &h->cabac, &h->cabac_state[11+ctx] );
1359 static int decode_cabac_mb_intra4x4_pred_mode( H264Context *h, int pred_mode ) {
1362 if( get_cabac( &h->cabac, &h->cabac_state[68] ) )
1365 mode += 1 * get_cabac( &h->cabac, &h->cabac_state[69] );
1366 mode += 2 * get_cabac( &h->cabac, &h->cabac_state[69] );
1367 mode += 4 * get_cabac( &h->cabac, &h->cabac_state[69] );
1369 return mode + ( mode >= pred_mode );
1372 static int decode_cabac_mb_chroma_pre_mode( H264Context *h) {
1373 const int mba_xy = h->left_mb_xy[0];
1374 const int mbb_xy = h->top_mb_xy;
1378 /* No need to test for IS_INTRA4x4 and IS_INTRA16x16, as we set chroma_pred_mode_table to 0 */
1379 if( h->left_type[LTOP] && h->chroma_pred_mode_table[mba_xy] != 0 )
1382 if( h->top_type && h->chroma_pred_mode_table[mbb_xy] != 0 )
1385 if( get_cabac_noinline( &h->cabac, &h->cabac_state[64+ctx] ) == 0 )
1388 if( get_cabac_noinline( &h->cabac, &h->cabac_state[64+3] ) == 0 )
1390 if( get_cabac_noinline( &h->cabac, &h->cabac_state[64+3] ) == 0 )
1396 static int decode_cabac_mb_cbp_luma( H264Context *h) {
1397 int cbp_b, cbp_a, ctx, cbp = 0;
1399 cbp_a = h->left_cbp;
1402 ctx = !(cbp_a & 0x02) + 2 * !(cbp_b & 0x04);
1403 cbp += get_cabac_noinline(&h->cabac, &h->cabac_state[73 + ctx]);
1404 ctx = !(cbp & 0x01) + 2 * !(cbp_b & 0x08);
1405 cbp += get_cabac_noinline(&h->cabac, &h->cabac_state[73 + ctx]) << 1;
1406 ctx = !(cbp_a & 0x08) + 2 * !(cbp & 0x01);
1407 cbp += get_cabac_noinline(&h->cabac, &h->cabac_state[73 + ctx]) << 2;
1408 ctx = !(cbp & 0x04) + 2 * !(cbp & 0x02);
1409 cbp += get_cabac_noinline(&h->cabac, &h->cabac_state[73 + ctx]) << 3;
1412 static int decode_cabac_mb_cbp_chroma( H264Context *h) {
1416 cbp_a = (h->left_cbp>>4)&0x03;
1417 cbp_b = (h-> top_cbp>>4)&0x03;
1420 if( cbp_a > 0 ) ctx++;
1421 if( cbp_b > 0 ) ctx += 2;
1422 if( get_cabac_noinline( &h->cabac, &h->cabac_state[77 + ctx] ) == 0 )
1426 if( cbp_a == 2 ) ctx++;
1427 if( cbp_b == 2 ) ctx += 2;
1428 return 1 + get_cabac_noinline( &h->cabac, &h->cabac_state[77 + ctx] );
1431 static int decode_cabac_p_mb_sub_type( H264Context *h ) {
1432 if( get_cabac( &h->cabac, &h->cabac_state[21] ) )
1434 if( !get_cabac( &h->cabac, &h->cabac_state[22] ) )
1436 if( get_cabac( &h->cabac, &h->cabac_state[23] ) )
1440 static int decode_cabac_b_mb_sub_type( H264Context *h ) {
1442 if( !get_cabac( &h->cabac, &h->cabac_state[36] ) )
1443 return 0; /* B_Direct_8x8 */
1444 if( !get_cabac( &h->cabac, &h->cabac_state[37] ) )
1445 return 1 + get_cabac( &h->cabac, &h->cabac_state[39] ); /* B_L0_8x8, B_L1_8x8 */
1447 if( get_cabac( &h->cabac, &h->cabac_state[38] ) ) {
1448 if( get_cabac( &h->cabac, &h->cabac_state[39] ) )
1449 return 11 + get_cabac( &h->cabac, &h->cabac_state[39] ); /* B_L1_4x4, B_Bi_4x4 */
1452 type += 2*get_cabac( &h->cabac, &h->cabac_state[39] );
1453 type += get_cabac( &h->cabac, &h->cabac_state[39] );
1457 static int decode_cabac_mb_ref( H264Context *h, int list, int n ) {
1458 int refa = h->ref_cache[list][scan8[n] - 1];
1459 int refb = h->ref_cache[list][scan8[n] - 8];
1463 if( h->slice_type_nos == AV_PICTURE_TYPE_B) {
1464 if( refa > 0 && !(h->direct_cache[scan8[n] - 1]&(MB_TYPE_DIRECT2>>1)) )
1466 if( refb > 0 && !(h->direct_cache[scan8[n] - 8]&(MB_TYPE_DIRECT2>>1)) )
1475 while( get_cabac( &h->cabac, &h->cabac_state[54+ctx] ) ) {
1478 if(ref >= 32 /*h->ref_list[list]*/){
1485 static int decode_cabac_mb_mvd( H264Context *h, int ctxbase, int amvd, int *mvda) {
1488 if(!get_cabac(&h->cabac, &h->cabac_state[ctxbase+((amvd-3)>>(INT_BIT-1))+((amvd-33)>>(INT_BIT-1))+2])){
1489 // if(!get_cabac(&h->cabac, &h->cabac_state[ctxbase+(amvd>2)+(amvd>32)])){
1496 while( mvd < 9 && get_cabac( &h->cabac, &h->cabac_state[ctxbase] ) ) {
1504 while( get_cabac_bypass( &h->cabac ) ) {
1508 av_log(h->s.avctx, AV_LOG_ERROR, "overflow in decode_cabac_mb_mvd\n");
1513 mvd += get_cabac_bypass( &h->cabac )<<k;
1515 *mvda=mvd < 70 ? mvd : 70;
1518 return get_cabac_bypass_sign( &h->cabac, -mvd );
1521 #define DECODE_CABAC_MB_MVD( h, list, n )\
1523 int amvd0 = h->mvd_cache[list][scan8[n] - 1][0] +\
1524 h->mvd_cache[list][scan8[n] - 8][0];\
1525 int amvd1 = h->mvd_cache[list][scan8[n] - 1][1] +\
1526 h->mvd_cache[list][scan8[n] - 8][1];\
1528 mx += decode_cabac_mb_mvd( h, 40, amvd0, &mpx );\
1529 my += decode_cabac_mb_mvd( h, 47, amvd1, &mpy );\
1532 static av_always_inline int get_cabac_cbf_ctx( H264Context *h, int cat, int idx, int max_coeff, int is_dc ) {
1535 static const uint16_t base_ctx[14] = {85,89,93,97,101,1012,460,464,468,1016,472,476,480,1020};
1539 idx -= CHROMA_DC_BLOCK_INDEX;
1540 nza = (h->left_cbp>>(6+idx))&0x01;
1541 nzb = (h-> top_cbp>>(6+idx))&0x01;
1543 idx -= LUMA_DC_BLOCK_INDEX;
1544 nza = h->left_cbp&(0x100<<idx);
1545 nzb = h-> top_cbp&(0x100<<idx);
1548 nza = h->non_zero_count_cache[scan8[idx] - 1];
1549 nzb = h->non_zero_count_cache[scan8[idx] - 8];
1558 return base_ctx[cat] + ctx;
1561 DECLARE_ASM_CONST(1, uint8_t, last_coeff_flag_offset_8x8)[63] = {
1562 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1563 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
1564 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4,
1565 5, 5, 5, 5, 6, 6, 6, 6, 7, 7, 7, 7, 8, 8, 8
1568 static av_always_inline void
1569 decode_cabac_residual_internal(H264Context *h, DCTELEM *block,
1570 int cat, int n, const uint8_t *scantable,
1571 const uint32_t *qmul, int max_coeff,
1572 int is_dc, int chroma422)
1574 static const int significant_coeff_flag_offset[2][14] = {
1575 { 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 },
1576 { 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 }
1578 static const int last_coeff_flag_offset[2][14] = {
1579 { 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 },
1580 { 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 }
1582 static const int coeff_abs_level_m1_offset[14] = {
1583 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
1585 static const uint8_t significant_coeff_flag_offset_8x8[2][63] = {
1586 { 0, 1, 2, 3, 4, 5, 5, 4, 4, 3, 3, 4, 4, 4, 5, 5,
1587 4, 4, 4, 4, 3, 3, 6, 7, 7, 7, 8, 9,10, 9, 8, 7,
1588 7, 6,11,12,13,11, 6, 7, 8, 9,14,10, 9, 8, 6,11,
1589 12,13,11, 6, 9,14,10, 9,11,12,13,11,14,10,12 },
1590 { 0, 1, 1, 2, 2, 3, 3, 4, 5, 6, 7, 7, 7, 8, 4, 5,
1591 6, 9,10,10, 8,11,12,11, 9, 9,10,10, 8,11,12,11,
1592 9, 9,10,10, 8,11,12,11, 9, 9,10,10, 8,13,13, 9,
1593 9,10,10, 8,13,13, 9, 9,10,10,14,14,14,14,14 }
1595 static const uint8_t sig_coeff_offset_dc[7] = { 0, 0, 1, 1, 2, 2, 2 };
1596 /* node ctx: 0..3: abslevel1 (with abslevelgt1 == 0).
1597 * 4..7: abslevelgt1 + 3 (and abslevel1 doesn't matter).
1598 * map node ctx => cabac ctx for level=1 */
1599 static const uint8_t coeff_abs_level1_ctx[8] = { 1, 2, 3, 4, 0, 0, 0, 0 };
1600 /* map node ctx => cabac ctx for level>1 */
1601 static const uint8_t coeff_abs_levelgt1_ctx[2][8] = {
1602 { 5, 5, 5, 5, 6, 7, 8, 9 },
1603 { 5, 5, 5, 5, 6, 7, 8, 8 }, // 422/dc case
1605 static const uint8_t coeff_abs_level_transition[2][8] = {
1606 /* update node ctx after decoding a level=1 */
1607 { 1, 2, 3, 3, 4, 5, 6, 7 },
1608 /* update node ctx after decoding a level>1 */
1609 { 4, 4, 4, 4, 5, 6, 7, 7 }
1615 int coeff_count = 0;
1618 uint8_t *significant_coeff_ctx_base;
1619 uint8_t *last_coeff_ctx_base;
1620 uint8_t *abs_level_m1_ctx_base;
1623 #define CABAC_ON_STACK
1625 #ifdef CABAC_ON_STACK
1628 cc.range = h->cabac.range;
1629 cc.low = h->cabac.low;
1630 cc.bytestream= h->cabac.bytestream;
1632 #define CC &h->cabac
1635 significant_coeff_ctx_base = h->cabac_state
1636 + significant_coeff_flag_offset[MB_FIELD][cat];
1637 last_coeff_ctx_base = h->cabac_state
1638 + last_coeff_flag_offset[MB_FIELD][cat];
1639 abs_level_m1_ctx_base = h->cabac_state
1640 + coeff_abs_level_m1_offset[cat];
1642 if( !is_dc && max_coeff == 64 ) {
1643 #define DECODE_SIGNIFICANCE( coefs, sig_off, last_off ) \
1644 for(last= 0; last < coefs; last++) { \
1645 uint8_t *sig_ctx = significant_coeff_ctx_base + sig_off; \
1646 if( get_cabac( CC, sig_ctx )) { \
1647 uint8_t *last_ctx = last_coeff_ctx_base + last_off; \
1648 index[coeff_count++] = last; \
1649 if( get_cabac( CC, last_ctx ) ) { \
1655 if( last == max_coeff -1 ) {\
1656 index[coeff_count++] = last;\
1658 const uint8_t *sig_off = significant_coeff_flag_offset_8x8[MB_FIELD];
1659 #if ARCH_X86 && HAVE_7REGS && HAVE_EBX_AVAILABLE && !defined(BROKEN_RELOCATIONS)
1660 coeff_count= decode_significance_8x8_x86(CC, significant_coeff_ctx_base, index,
1661 last_coeff_ctx_base, sig_off);
1663 if (is_dc && chroma422) { // dc 422
1664 DECODE_SIGNIFICANCE(7, sig_coeff_offset_dc[last], sig_coeff_offset_dc[last]);
1666 coeff_count= decode_significance_x86(CC, max_coeff, significant_coeff_ctx_base, index,
1667 last_coeff_ctx_base-significant_coeff_ctx_base);
1670 DECODE_SIGNIFICANCE( 63, sig_off[last], last_coeff_flag_offset_8x8[last] );
1672 if (is_dc && chroma422) { // dc 422
1673 DECODE_SIGNIFICANCE(7, sig_coeff_offset_dc[last], sig_coeff_offset_dc[last]);
1675 DECODE_SIGNIFICANCE(max_coeff - 1, last, last);
1679 assert(coeff_count > 0);
1683 h->cbp_table[h->mb_xy] |= 0x40 << (n - CHROMA_DC_BLOCK_INDEX);
1685 h->cbp_table[h->mb_xy] |= 0x100 << (n - LUMA_DC_BLOCK_INDEX);
1686 h->non_zero_count_cache[scan8[n]] = coeff_count;
1688 if( max_coeff == 64 )
1689 fill_rectangle(&h->non_zero_count_cache[scan8[n]], 2, 2, 8, coeff_count, 1);
1691 assert( cat == 1 || cat == 2 || cat == 4 || cat == 7 || cat == 8 || cat == 11 || cat == 12 );
1692 h->non_zero_count_cache[scan8[n]] = coeff_count;
1697 #define STORE_BLOCK(type) \
1699 uint8_t *ctx = coeff_abs_level1_ctx[node_ctx] + abs_level_m1_ctx_base; \
1701 int j= scantable[index[--coeff_count]]; \
1703 if( get_cabac( CC, ctx ) == 0 ) { \
1704 node_ctx = coeff_abs_level_transition[0][node_ctx]; \
1706 ((type*)block)[j] = get_cabac_bypass_sign( CC, -1); \
1708 ((type*)block)[j] = (get_cabac_bypass_sign( CC, -qmul[j]) + 32) >> 6; \
1711 int coeff_abs = 2; \
1712 ctx = coeff_abs_levelgt1_ctx[is_dc && chroma422][node_ctx] + abs_level_m1_ctx_base; \
1713 node_ctx = coeff_abs_level_transition[1][node_ctx]; \
1715 while( coeff_abs < 15 && get_cabac( CC, ctx ) ) { \
1719 if( coeff_abs >= 15 ) { \
1721 while( get_cabac_bypass( CC ) ) { \
1727 coeff_abs += coeff_abs + get_cabac_bypass( CC ); \
1733 ((type*)block)[j] = get_cabac_bypass_sign( CC, -coeff_abs ); \
1735 ((type*)block)[j] = ((int)(get_cabac_bypass_sign( CC, -coeff_abs ) * qmul[j] + 32)) >> 6; \
1738 } while ( coeff_count );
1740 if (h->pixel_shift) {
1741 STORE_BLOCK(int32_t)
1743 STORE_BLOCK(int16_t)
1745 #ifdef CABAC_ON_STACK
1746 h->cabac.range = cc.range ;
1747 h->cabac.low = cc.low ;
1748 h->cabac.bytestream= cc.bytestream;
1753 static void decode_cabac_residual_dc_internal( H264Context *h, DCTELEM *block, int cat, int n, const uint8_t *scantable, int max_coeff ) {
1754 decode_cabac_residual_internal(h, block, cat, n, scantable, NULL, max_coeff, 1, 0);
1757 static void decode_cabac_residual_dc_internal_422(H264Context *h, DCTELEM *block,
1758 int cat, int n, const uint8_t *scantable,
1761 decode_cabac_residual_internal(h, block, cat, n, scantable, NULL, max_coeff, 1, 1);
1764 static void decode_cabac_residual_nondc_internal( H264Context *h, DCTELEM *block, int cat, int n, const uint8_t *scantable, const uint32_t *qmul, int max_coeff ) {
1765 decode_cabac_residual_internal(h, block, cat, n, scantable, qmul, max_coeff, 0, 0);
1768 /* cat: 0-> DC 16x16 n = 0
1769 * 1-> AC 16x16 n = luma4x4idx
1770 * 2-> Luma4x4 n = luma4x4idx
1771 * 3-> DC Chroma n = iCbCr
1772 * 4-> AC Chroma n = 16 + 4 * iCbCr + chroma4x4idx
1773 * 5-> Luma8x8 n = 4 * luma8x8idx */
1775 /* Partially inline the CABAC residual decode: inline the coded block flag.
1776 * This has very little impact on binary size and improves performance
1777 * because it allows improved constant propagation into get_cabac_cbf_ctx,
1778 * as well as because most blocks have zero CBFs. */
1780 static av_always_inline void decode_cabac_residual_dc( H264Context *h, DCTELEM *block, int cat, int n, const uint8_t *scantable, int max_coeff ) {
1781 /* read coded block flag */
1782 if( get_cabac( &h->cabac, &h->cabac_state[get_cabac_cbf_ctx( h, cat, n, max_coeff, 1 ) ] ) == 0 ) {
1783 h->non_zero_count_cache[scan8[n]] = 0;
1786 decode_cabac_residual_dc_internal( h, block, cat, n, scantable, max_coeff );
1789 static av_always_inline void
1790 decode_cabac_residual_dc_422(H264Context *h, DCTELEM *block,
1791 int cat, int n, const uint8_t *scantable,
1794 /* read coded block flag */
1795 if (get_cabac(&h->cabac, &h->cabac_state[get_cabac_cbf_ctx(h, cat, n, max_coeff, 1)]) == 0) {
1796 h->non_zero_count_cache[scan8[n]] = 0;
1799 decode_cabac_residual_dc_internal_422(h, block, cat, n, scantable, max_coeff);
1802 static av_always_inline void decode_cabac_residual_nondc( H264Context *h, DCTELEM *block, int cat, int n, const uint8_t *scantable, const uint32_t *qmul, int max_coeff ) {
1803 /* read coded block flag */
1804 if( (cat != 5 || CHROMA444) && get_cabac( &h->cabac, &h->cabac_state[get_cabac_cbf_ctx( h, cat, n, max_coeff, 0 ) ] ) == 0 ) {
1805 if( max_coeff == 64 ) {
1806 fill_rectangle(&h->non_zero_count_cache[scan8[n]], 2, 2, 8, 0, 1);
1808 h->non_zero_count_cache[scan8[n]] = 0;
1812 decode_cabac_residual_nondc_internal( h, block, cat, n, scantable, qmul, max_coeff );
1815 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 )
1817 static const uint8_t ctx_cat[4][3] = {{0,6,10},{1,7,11},{2,8,12},{5,9,13}};
1818 const uint32_t *qmul;
1820 MpegEncContext * const s = &h->s;
1821 int qscale = p == 0 ? s->qscale : h->chroma_qp[p-1];
1822 if( IS_INTRA16x16( mb_type ) ) {
1823 //av_log( s->avctx, AV_LOG_ERROR, "INTRA16x16 DC\n" );
1824 AV_ZERO128(h->mb_luma_dc[p]+0);
1825 AV_ZERO128(h->mb_luma_dc[p]+8);
1826 AV_ZERO128(h->mb_luma_dc[p]+16);
1827 AV_ZERO128(h->mb_luma_dc[p]+24);
1828 decode_cabac_residual_dc(h, h->mb_luma_dc[p], ctx_cat[0][p], LUMA_DC_BLOCK_INDEX+p, scan, 16);
1831 qmul = h->dequant4_coeff[p][qscale];
1832 for( i4x4 = 0; i4x4 < 16; i4x4++ ) {
1833 const int index = 16*p + i4x4;
1834 //av_log( s->avctx, AV_LOG_ERROR, "INTRA16x16 AC:%d\n", index );
1835 decode_cabac_residual_nondc(h, h->mb + (16*index << pixel_shift), ctx_cat[1][p], index, scan + 1, qmul, 15);
1838 fill_rectangle(&h->non_zero_count_cache[scan8[16*p]], 4, 4, 8, 0, 1);
1841 int cqm = (IS_INTRA( mb_type ) ? 0:3) + p;
1842 for( i8x8 = 0; i8x8 < 4; i8x8++ ) {
1843 if( cbp & (1<<i8x8) ) {
1844 if( IS_8x8DCT(mb_type) ) {
1845 const int index = 16*p + 4*i8x8;
1846 decode_cabac_residual_nondc(h, h->mb + (16*index << pixel_shift), ctx_cat[3][p], index,
1847 scan8x8, h->dequant8_coeff[cqm][qscale], 64);
1849 qmul = h->dequant4_coeff[cqm][qscale];
1850 for( i4x4 = 0; i4x4 < 4; i4x4++ ) {
1851 const int index = 16*p + 4*i8x8 + i4x4;
1852 //av_log( s->avctx, AV_LOG_ERROR, "Luma4x4: %d\n", index );
1854 decode_cabac_residual_nondc(h, h->mb + (16*index << pixel_shift), ctx_cat[2][p], index, scan, qmul, 16);
1855 //STOP_TIMER("decode_residual")
1859 fill_rectangle(&h->non_zero_count_cache[scan8[4*i8x8+16*p]], 2, 2, 8, 0, 1);
1866 * decodes a macroblock
1867 * @return 0 if OK, AC_ERROR / DC_ERROR / MV_ERROR if an error is noticed
1869 int ff_h264_decode_mb_cabac(H264Context *h) {
1870 MpegEncContext * const s = &h->s;
1872 int mb_type, partition_count, cbp = 0;
1873 int dct8x8_allowed= h->pps.transform_8x8_mode;
1874 int decode_chroma = h->sps.chroma_format_idc == 1 || h->sps.chroma_format_idc == 2;
1875 const int pixel_shift = h->pixel_shift;
1877 mb_xy = h->mb_xy = s->mb_x + s->mb_y*s->mb_stride;
1879 tprintf(s->avctx, "pic:%d mb:%d/%d\n", h->frame_num, s->mb_x, s->mb_y);
1880 if( h->slice_type_nos != AV_PICTURE_TYPE_I ) {
1882 /* a skipped mb needs the aff flag from the following mb */
1883 if( FRAME_MBAFF && (s->mb_y&1)==1 && h->prev_mb_skipped )
1884 skip = h->next_mb_skipped;
1886 skip = decode_cabac_mb_skip( h, s->mb_x, s->mb_y );
1887 /* read skip flags */
1889 if( FRAME_MBAFF && (s->mb_y&1)==0 ){
1890 s->current_picture.f.mb_type[mb_xy] = MB_TYPE_SKIP;
1891 h->next_mb_skipped = decode_cabac_mb_skip( h, s->mb_x, s->mb_y+1 );
1892 if(!h->next_mb_skipped)
1893 h->mb_mbaff = h->mb_field_decoding_flag = decode_cabac_field_decoding_flag(h);
1898 h->cbp_table[mb_xy] = 0;
1899 h->chroma_pred_mode_table[mb_xy] = 0;
1900 h->last_qscale_diff = 0;
1907 if( (s->mb_y&1) == 0 )
1909 h->mb_field_decoding_flag = decode_cabac_field_decoding_flag(h);
1912 h->prev_mb_skipped = 0;
1914 fill_decode_neighbors(h, -(MB_FIELD));
1916 if( h->slice_type_nos == AV_PICTURE_TYPE_B ) {
1918 assert(h->slice_type_nos == AV_PICTURE_TYPE_B);
1920 if( !IS_DIRECT( h->left_type[LTOP]-1 ) )
1922 if( !IS_DIRECT( h->top_type-1 ) )
1925 if( !get_cabac_noinline( &h->cabac, &h->cabac_state[27+ctx] ) ){
1926 mb_type= 0; /* B_Direct_16x16 */
1927 }else if( !get_cabac_noinline( &h->cabac, &h->cabac_state[27+3] ) ) {
1928 mb_type= 1 + get_cabac_noinline( &h->cabac, &h->cabac_state[27+5] ); /* B_L[01]_16x16 */
1931 bits = get_cabac_noinline( &h->cabac, &h->cabac_state[27+4] ) << 3;
1932 bits+= get_cabac_noinline( &h->cabac, &h->cabac_state[27+5] ) << 2;
1933 bits+= get_cabac_noinline( &h->cabac, &h->cabac_state[27+5] ) << 1;
1934 bits+= get_cabac_noinline( &h->cabac, &h->cabac_state[27+5] );
1936 mb_type= bits + 3; /* B_Bi_16x16 through B_L1_L0_16x8 */
1937 }else if( bits == 13 ){
1938 mb_type= decode_cabac_intra_mb_type(h, 32, 0);
1939 goto decode_intra_mb;
1940 }else if( bits == 14 ){
1941 mb_type= 11; /* B_L1_L0_8x16 */
1942 }else if( bits == 15 ){
1943 mb_type= 22; /* B_8x8 */
1945 bits= ( bits<<1 ) + get_cabac_noinline( &h->cabac, &h->cabac_state[27+5] );
1946 mb_type= bits - 4; /* B_L0_Bi_* through B_Bi_Bi_* */
1949 partition_count= b_mb_type_info[mb_type].partition_count;
1950 mb_type= b_mb_type_info[mb_type].type;
1951 } else if( h->slice_type_nos == AV_PICTURE_TYPE_P ) {
1952 if( get_cabac_noinline( &h->cabac, &h->cabac_state[14] ) == 0 ) {
1954 if( get_cabac_noinline( &h->cabac, &h->cabac_state[15] ) == 0 ) {
1955 /* P_L0_D16x16, P_8x8 */
1956 mb_type= 3 * get_cabac_noinline( &h->cabac, &h->cabac_state[16] );
1958 /* P_L0_D8x16, P_L0_D16x8 */
1959 mb_type= 2 - get_cabac_noinline( &h->cabac, &h->cabac_state[17] );
1961 partition_count= p_mb_type_info[mb_type].partition_count;
1962 mb_type= p_mb_type_info[mb_type].type;
1964 mb_type= decode_cabac_intra_mb_type(h, 17, 0);
1965 goto decode_intra_mb;
1968 mb_type= decode_cabac_intra_mb_type(h, 3, 1);
1969 if(h->slice_type == AV_PICTURE_TYPE_SI && mb_type)
1971 assert(h->slice_type_nos == AV_PICTURE_TYPE_I);
1973 partition_count = 0;
1974 cbp= i_mb_type_info[mb_type].cbp;
1975 h->intra16x16_pred_mode= i_mb_type_info[mb_type].pred_mode;
1976 mb_type= i_mb_type_info[mb_type].type;
1979 mb_type |= MB_TYPE_INTERLACED;
1981 h->slice_table[ mb_xy ]= h->slice_num;
1983 if(IS_INTRA_PCM(mb_type)) {
1984 static const uint16_t mb_sizes[4] = {256,384,512,768};
1985 const int mb_size = mb_sizes[h->sps.chroma_format_idc]*h->sps.bit_depth_luma >> 3;
1988 // We assume these blocks are very rare so we do not optimize it.
1989 // FIXME The two following lines get the bitstream position in the cabac
1990 // decode, I think it should be done by a function in cabac.h (or cabac.c).
1991 ptr= h->cabac.bytestream;
1992 if(h->cabac.low&0x1) ptr--;
1994 if(h->cabac.low&0x1FF) ptr--;
1997 // The pixels are stored in the same order as levels in h->mb array.
1998 memcpy(h->mb, ptr, mb_size); ptr+=mb_size;
2000 ff_init_cabac_decoder(&h->cabac, ptr, h->cabac.bytestream_end - ptr);
2002 // All blocks are present
2003 h->cbp_table[mb_xy] = 0xf7ef;
2004 h->chroma_pred_mode_table[mb_xy] = 0;
2005 // In deblocking, the quantizer is 0
2006 s->current_picture.f.qscale_table[mb_xy] = 0;
2007 // All coeffs are present
2008 memset(h->non_zero_count[mb_xy], 16, 48);
2009 s->current_picture.f.mb_type[mb_xy] = mb_type;
2010 h->last_qscale_diff = 0;
2015 h->ref_count[0] <<= 1;
2016 h->ref_count[1] <<= 1;
2019 fill_decode_caches(h, mb_type);
2021 if( IS_INTRA( mb_type ) ) {
2023 if( IS_INTRA4x4( mb_type ) ) {
2024 if( dct8x8_allowed && get_cabac_noinline( &h->cabac, &h->cabac_state[399 + h->neighbor_transform_size] ) ) {
2025 mb_type |= MB_TYPE_8x8DCT;
2026 for( i = 0; i < 16; i+=4 ) {
2027 int pred = pred_intra_mode( h, i );
2028 int mode = decode_cabac_mb_intra4x4_pred_mode( h, pred );
2029 fill_rectangle( &h->intra4x4_pred_mode_cache[ scan8[i] ], 2, 2, 8, mode, 1 );
2032 for( i = 0; i < 16; i++ ) {
2033 int pred = pred_intra_mode( h, i );
2034 h->intra4x4_pred_mode_cache[ scan8[i] ] = decode_cabac_mb_intra4x4_pred_mode( h, pred );
2036 //av_log( s->avctx, AV_LOG_ERROR, "i4x4 pred=%d mode=%d\n", pred, h->intra4x4_pred_mode_cache[ scan8[i] ] );
2039 write_back_intra_pred_mode(h);
2040 if( ff_h264_check_intra4x4_pred_mode(h) < 0 ) return -1;
2042 h->intra16x16_pred_mode= ff_h264_check_intra16x16_pred_mode( h, h->intra16x16_pred_mode );
2043 if( h->intra16x16_pred_mode < 0 ) return -1;
2046 h->chroma_pred_mode_table[mb_xy] =
2047 pred_mode = decode_cabac_mb_chroma_pre_mode( h );
2049 pred_mode= ff_h264_check_intra_chroma_pred_mode( h, pred_mode );
2050 if( pred_mode < 0 ) return -1;
2051 h->chroma_pred_mode= pred_mode;
2053 h->chroma_pred_mode= DC_128_PRED8x8;
2055 } else if( partition_count == 4 ) {
2056 int i, j, sub_partition_count[4], list, ref[2][4];
2058 if( h->slice_type_nos == AV_PICTURE_TYPE_B ) {
2059 for( i = 0; i < 4; i++ ) {
2060 h->sub_mb_type[i] = decode_cabac_b_mb_sub_type( h );
2061 sub_partition_count[i]= b_sub_mb_type_info[ h->sub_mb_type[i] ].partition_count;
2062 h->sub_mb_type[i]= b_sub_mb_type_info[ h->sub_mb_type[i] ].type;
2064 if( IS_DIRECT(h->sub_mb_type[0] | h->sub_mb_type[1] |
2065 h->sub_mb_type[2] | h->sub_mb_type[3]) ) {
2066 ff_h264_pred_direct_motion(h, &mb_type);
2067 h->ref_cache[0][scan8[4]] =
2068 h->ref_cache[1][scan8[4]] =
2069 h->ref_cache[0][scan8[12]] =
2070 h->ref_cache[1][scan8[12]] = PART_NOT_AVAILABLE;
2071 for( i = 0; i < 4; i++ )
2072 fill_rectangle( &h->direct_cache[scan8[4*i]], 2, 2, 8, (h->sub_mb_type[i]>>1)&0xFF, 1 );
2075 for( i = 0; i < 4; i++ ) {
2076 h->sub_mb_type[i] = decode_cabac_p_mb_sub_type( h );
2077 sub_partition_count[i]= p_sub_mb_type_info[ h->sub_mb_type[i] ].partition_count;
2078 h->sub_mb_type[i]= p_sub_mb_type_info[ h->sub_mb_type[i] ].type;
2082 for( list = 0; list < h->list_count; list++ ) {
2083 for( i = 0; i < 4; i++ ) {
2084 if(IS_DIRECT(h->sub_mb_type[i])) continue;
2085 if(IS_DIR(h->sub_mb_type[i], 0, list)){
2086 if( h->ref_count[list] > 1 ){
2087 ref[list][i] = decode_cabac_mb_ref( h, list, 4*i );
2088 if(ref[list][i] >= (unsigned)h->ref_count[list]){
2089 av_log(s->avctx, AV_LOG_ERROR, "Reference %d >= %d\n", ref[list][i], h->ref_count[list]);
2097 h->ref_cache[list][ scan8[4*i]+1 ]=
2098 h->ref_cache[list][ scan8[4*i]+8 ]=h->ref_cache[list][ scan8[4*i]+9 ]= ref[list][i];
2103 dct8x8_allowed = get_dct8x8_allowed(h);
2105 for(list=0; list<h->list_count; list++){
2107 h->ref_cache[list][ scan8[4*i] ]=h->ref_cache[list][ scan8[4*i]+1 ];
2108 if(IS_DIRECT(h->sub_mb_type[i])){
2109 fill_rectangle(h->mvd_cache[list][scan8[4*i]], 2, 2, 8, 0, 2);
2113 if(IS_DIR(h->sub_mb_type[i], 0, list) && !IS_DIRECT(h->sub_mb_type[i])){
2114 const int sub_mb_type= h->sub_mb_type[i];
2115 const int block_width= (sub_mb_type & (MB_TYPE_16x16|MB_TYPE_16x8)) ? 2 : 1;
2116 for(j=0; j<sub_partition_count[i]; j++){
2119 const int index= 4*i + block_width*j;
2120 int16_t (* mv_cache)[2]= &h->mv_cache[list][ scan8[index] ];
2121 uint8_t (* mvd_cache)[2]= &h->mvd_cache[list][ scan8[index] ];
2122 pred_motion(h, index, block_width, list, h->ref_cache[list][ scan8[index] ], &mx, &my);
2123 DECODE_CABAC_MB_MVD( h, list, index)
2124 tprintf(s->avctx, "final mv:%d %d\n", mx, my);
2126 if(IS_SUB_8X8(sub_mb_type)){
2128 mv_cache[ 8 ][0]= mv_cache[ 9 ][0]= mx;
2130 mv_cache[ 8 ][1]= mv_cache[ 9 ][1]= my;
2133 mvd_cache[ 8 ][0]= mvd_cache[ 9 ][0]= mpx;
2135 mvd_cache[ 8 ][1]= mvd_cache[ 9 ][1]= mpy;
2136 }else if(IS_SUB_8X4(sub_mb_type)){
2137 mv_cache[ 1 ][0]= mx;
2138 mv_cache[ 1 ][1]= my;
2140 mvd_cache[ 1 ][0]= mpx;
2141 mvd_cache[ 1 ][1]= mpy;
2142 }else if(IS_SUB_4X8(sub_mb_type)){
2143 mv_cache[ 8 ][0]= mx;
2144 mv_cache[ 8 ][1]= my;
2146 mvd_cache[ 8 ][0]= mpx;
2147 mvd_cache[ 8 ][1]= mpy;
2149 mv_cache[ 0 ][0]= mx;
2150 mv_cache[ 0 ][1]= my;
2152 mvd_cache[ 0 ][0]= mpx;
2153 mvd_cache[ 0 ][1]= mpy;
2156 fill_rectangle(h->mv_cache [list][ scan8[4*i] ], 2, 2, 8, 0, 4);
2157 fill_rectangle(h->mvd_cache[list][ scan8[4*i] ], 2, 2, 8, 0, 2);
2161 } else if( IS_DIRECT(mb_type) ) {
2162 ff_h264_pred_direct_motion(h, &mb_type);
2163 fill_rectangle(h->mvd_cache[0][scan8[0]], 4, 4, 8, 0, 2);
2164 fill_rectangle(h->mvd_cache[1][scan8[0]], 4, 4, 8, 0, 2);
2165 dct8x8_allowed &= h->sps.direct_8x8_inference_flag;
2168 if(IS_16X16(mb_type)){
2169 for(list=0; list<h->list_count; list++){
2170 if(IS_DIR(mb_type, 0, list)){
2172 if(h->ref_count[list] > 1){
2173 ref= decode_cabac_mb_ref(h, list, 0);
2174 if(ref >= (unsigned)h->ref_count[list]){
2175 av_log(s->avctx, AV_LOG_ERROR, "Reference %d >= %d\n", ref, h->ref_count[list]);
2180 fill_rectangle(&h->ref_cache[list][ scan8[0] ], 4, 4, 8, ref, 1);
2183 for(list=0; list<h->list_count; list++){
2184 if(IS_DIR(mb_type, 0, list)){
2186 pred_motion(h, 0, 4, list, h->ref_cache[list][ scan8[0] ], &mx, &my);
2187 DECODE_CABAC_MB_MVD( h, list, 0)
2188 tprintf(s->avctx, "final mv:%d %d\n", mx, my);
2190 fill_rectangle(h->mvd_cache[list][ scan8[0] ], 4, 4, 8, pack8to16(mpx,mpy), 2);
2191 fill_rectangle(h->mv_cache[list][ scan8[0] ], 4, 4, 8, pack16to32(mx,my), 4);
2195 else if(IS_16X8(mb_type)){
2196 for(list=0; list<h->list_count; list++){
2198 if(IS_DIR(mb_type, i, list)){
2200 if(h->ref_count[list] > 1){
2201 ref= decode_cabac_mb_ref( h, list, 8*i );
2202 if(ref >= (unsigned)h->ref_count[list]){
2203 av_log(s->avctx, AV_LOG_ERROR, "Reference %d >= %d\n", ref, h->ref_count[list]);
2208 fill_rectangle(&h->ref_cache[list][ scan8[0] + 16*i ], 4, 2, 8, ref, 1);
2210 fill_rectangle(&h->ref_cache[list][ scan8[0] + 16*i ], 4, 2, 8, (LIST_NOT_USED&0xFF), 1);
2213 for(list=0; list<h->list_count; list++){
2215 if(IS_DIR(mb_type, i, list)){
2217 pred_16x8_motion(h, 8*i, list, h->ref_cache[list][scan8[0] + 16*i], &mx, &my);
2218 DECODE_CABAC_MB_MVD( h, list, 8*i)
2219 tprintf(s->avctx, "final mv:%d %d\n", mx, my);
2221 fill_rectangle(h->mvd_cache[list][ scan8[0] + 16*i ], 4, 2, 8, pack8to16(mpx,mpy), 2);
2222 fill_rectangle(h->mv_cache[list][ scan8[0] + 16*i ], 4, 2, 8, pack16to32(mx,my), 4);
2224 fill_rectangle(h->mvd_cache[list][ scan8[0] + 16*i ], 4, 2, 8, 0, 2);
2225 fill_rectangle(h-> mv_cache[list][ scan8[0] + 16*i ], 4, 2, 8, 0, 4);
2230 assert(IS_8X16(mb_type));
2231 for(list=0; list<h->list_count; list++){
2233 if(IS_DIR(mb_type, i, list)){ //FIXME optimize
2235 if(h->ref_count[list] > 1){
2236 ref= decode_cabac_mb_ref( h, list, 4*i );
2237 if(ref >= (unsigned)h->ref_count[list]){
2238 av_log(s->avctx, AV_LOG_ERROR, "Reference %d >= %d\n", ref, h->ref_count[list]);
2243 fill_rectangle(&h->ref_cache[list][ scan8[0] + 2*i ], 2, 4, 8, ref, 1);
2245 fill_rectangle(&h->ref_cache[list][ scan8[0] + 2*i ], 2, 4, 8, (LIST_NOT_USED&0xFF), 1);
2248 for(list=0; list<h->list_count; list++){
2250 if(IS_DIR(mb_type, i, list)){
2252 pred_8x16_motion(h, i*4, list, h->ref_cache[list][ scan8[0] + 2*i ], &mx, &my);
2253 DECODE_CABAC_MB_MVD( h, list, 4*i)
2255 tprintf(s->avctx, "final mv:%d %d\n", mx, my);
2256 fill_rectangle(h->mvd_cache[list][ scan8[0] + 2*i ], 2, 4, 8, pack8to16(mpx,mpy), 2);
2257 fill_rectangle(h->mv_cache[list][ scan8[0] + 2*i ], 2, 4, 8, pack16to32(mx,my), 4);
2259 fill_rectangle(h->mvd_cache[list][ scan8[0] + 2*i ], 2, 4, 8, 0, 2);
2260 fill_rectangle(h-> mv_cache[list][ scan8[0] + 2*i ], 2, 4, 8, 0, 4);
2267 if( IS_INTER( mb_type ) ) {
2268 h->chroma_pred_mode_table[mb_xy] = 0;
2269 write_back_motion( h, mb_type );
2272 if( !IS_INTRA16x16( mb_type ) ) {
2273 cbp = decode_cabac_mb_cbp_luma( h );
2275 cbp |= decode_cabac_mb_cbp_chroma( h ) << 4;
2278 h->cbp_table[mb_xy] = h->cbp = cbp;
2280 if( dct8x8_allowed && (cbp&15) && !IS_INTRA( mb_type ) ) {
2281 mb_type |= MB_TYPE_8x8DCT * get_cabac_noinline( &h->cabac, &h->cabac_state[399 + h->neighbor_transform_size] );
2284 /* It would be better to do this in fill_decode_caches, but we don't know
2285 * the transform mode of the current macroblock there. */
2286 if (CHROMA444 && IS_8x8DCT(mb_type)){
2288 uint8_t *nnz_cache = h->non_zero_count_cache;
2289 for (i = 0; i < 2; i++){
2290 if (h->left_type[LEFT(i)] && !IS_8x8DCT(h->left_type[LEFT(i)])){
2291 nnz_cache[3+8* 1 + 2*8*i]=
2292 nnz_cache[3+8* 2 + 2*8*i]=
2293 nnz_cache[3+8* 6 + 2*8*i]=
2294 nnz_cache[3+8* 7 + 2*8*i]=
2295 nnz_cache[3+8*11 + 2*8*i]=
2296 nnz_cache[3+8*12 + 2*8*i]= IS_INTRA(mb_type) ? 64 : 0;
2299 if (h->top_type && !IS_8x8DCT(h->top_type)){
2300 uint32_t top_empty = CABAC && !IS_INTRA(mb_type) ? 0 : 0x40404040;
2301 AV_WN32A(&nnz_cache[4+8* 0], top_empty);
2302 AV_WN32A(&nnz_cache[4+8* 5], top_empty);
2303 AV_WN32A(&nnz_cache[4+8*10], top_empty);
2306 s->current_picture.f.mb_type[mb_xy] = mb_type;
2308 if( cbp || IS_INTRA16x16( mb_type ) ) {
2309 const uint8_t *scan, *scan8x8;
2310 const uint32_t *qmul;
2312 if(IS_INTERLACED(mb_type)){
2313 scan8x8= s->qscale ? h->field_scan8x8 : h->field_scan8x8_q0;
2314 scan= s->qscale ? h->field_scan : h->field_scan_q0;
2316 scan8x8= s->qscale ? h->zigzag_scan8x8 : h->zigzag_scan8x8_q0;
2317 scan= s->qscale ? h->zigzag_scan : h->zigzag_scan_q0;
2320 // decode_cabac_mb_dqp
2321 if(get_cabac_noinline( &h->cabac, &h->cabac_state[60 + (h->last_qscale_diff != 0)])){
2324 const int max_qp = 51 + 6*(h->sps.bit_depth_luma-8);
2326 while( get_cabac_noinline( &h->cabac, &h->cabac_state[60 + ctx] ) ) {
2329 if(val > 2*max_qp){ //prevent infinite loop
2330 av_log(h->s.avctx, AV_LOG_ERROR, "cabac decode of qscale diff failed at %d %d\n", s->mb_x, s->mb_y);
2338 val= -((val + 1)>>1);
2339 h->last_qscale_diff = val;
2341 if(((unsigned)s->qscale) > max_qp){
2342 if(s->qscale<0) s->qscale+= max_qp+1;
2343 else s->qscale-= max_qp+1;
2345 h->chroma_qp[0] = get_chroma_qp(h, 0, s->qscale);
2346 h->chroma_qp[1] = get_chroma_qp(h, 1, s->qscale);
2348 h->last_qscale_diff=0;
2350 decode_cabac_luma_residual(h, scan, scan8x8, pixel_shift, mb_type, cbp, 0);
2352 decode_cabac_luma_residual(h, scan, scan8x8, pixel_shift, mb_type, cbp, 1);
2353 decode_cabac_luma_residual(h, scan, scan8x8, pixel_shift, mb_type, cbp, 2);
2354 } else if (CHROMA422) {
2357 for( c = 0; c < 2; c++ ) {
2358 //av_log( s->avctx, AV_LOG_ERROR, "INTRA C%d-DC\n",c );
2359 decode_cabac_residual_dc_422(h, h->mb + ((256 + 16*16*c) << pixel_shift), 3,
2360 CHROMA_DC_BLOCK_INDEX + c,
2361 chroma422_dc_scan, 8);
2367 for( c = 0; c < 2; c++ ) {
2368 DCTELEM *mb = h->mb + (16*(16 + 16*c) << pixel_shift);
2369 qmul = h->dequant4_coeff[c+1+(IS_INTRA( mb_type ) ? 0:3)][h->chroma_qp[c]];
2370 for (i8x8 = 0; i8x8 < 2; i8x8++) {
2371 for (i = 0; i < 4; i++) {
2372 const int index = 16 + 16 * c + 8*i8x8 + i;
2373 //av_log(s->avctx, AV_LOG_ERROR, "INTRA C%d-AC %d\n",c, index - 16);
2374 decode_cabac_residual_nondc(h, mb, 4, index, scan + 1, qmul, 15);
2375 mb += 16<<pixel_shift;
2380 fill_rectangle(&h->non_zero_count_cache[scan8[16]], 4, 4, 8, 0, 1);
2381 fill_rectangle(&h->non_zero_count_cache[scan8[32]], 4, 4, 8, 0, 1);
2383 } else /* yuv420 */ {
2386 for( c = 0; c < 2; c++ ) {
2387 //av_log( s->avctx, AV_LOG_ERROR, "INTRA C%d-DC\n",c );
2388 decode_cabac_residual_dc(h, h->mb + ((256 + 16*16*c) << pixel_shift), 3, CHROMA_DC_BLOCK_INDEX+c, chroma_dc_scan, 4);
2394 for( c = 0; c < 2; c++ ) {
2395 qmul = h->dequant4_coeff[c+1+(IS_INTRA( mb_type ) ? 0:3)][h->chroma_qp[c]];
2396 for( i = 0; i < 4; i++ ) {
2397 const int index = 16 + 16 * c + i;
2398 //av_log( s->avctx, AV_LOG_ERROR, "INTRA C%d-AC %d\n",c, index - 16 );
2399 decode_cabac_residual_nondc(h, h->mb + (16*index << pixel_shift), 4, index, scan + 1, qmul, 15);
2403 fill_rectangle(&h->non_zero_count_cache[scan8[16]], 4, 4, 8, 0, 1);
2404 fill_rectangle(&h->non_zero_count_cache[scan8[32]], 4, 4, 8, 0, 1);
2408 fill_rectangle(&h->non_zero_count_cache[scan8[ 0]], 4, 4, 8, 0, 1);
2409 fill_rectangle(&h->non_zero_count_cache[scan8[16]], 4, 4, 8, 0, 1);
2410 fill_rectangle(&h->non_zero_count_cache[scan8[32]], 4, 4, 8, 0, 1);
2411 h->last_qscale_diff = 0;
2414 s->current_picture.f.qscale_table[mb_xy] = s->qscale;
2415 write_back_non_zero_count(h);
2418 h->ref_count[0] >>= 1;
2419 h->ref_count[1] >>= 1;
projects / ffmpeg / blob