2
* copyright (c) 2000,2001 Fabrice Bellard
4
* copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
6
* This file is part of FFmpeg.
8
* FFmpeg is free software; you can redistribute it and/or
9
* modify it under the terms of the GNU Lesser General Public
10
* License as published by the Free Software Foundation; either
11
* version 2.1 of the License, or (at your option) any later version.
13
* FFmpeg is distributed in the hope that it will be useful,
14
* but WITHOUT ANY WARRANTY; without even the implied warranty of
15
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16
* Lesser General Public License for more details.
18
* You should have received a copy of the GNU Lesser General Public
19
* License along with FFmpeg; if not, write to the Free Software
20
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
46
68
{3,3}, {3,2}, {2,2}, {2,3}, {1,3}, {1,4}, {1,5}, {1,6}, {1,7},
47
69
{1,8}, {1,9}, {1,10}, {1,11},
50
72
const uint8_t DCtab_chrom[13][2] =
52
74
{3,2}, {2,2}, {1,2}, {1,3}, {1,4}, {1,5}, {1,6}, {1,7}, {1,8},
53
75
{1,9}, {1,10}, {1,11}, {1,12},
56
78
const uint16_t intra_vlc[103][2] = {
169
191
{0x3F7C, 15},{0x3F7D, 15},{0x0000, 4}
172
static const uint8_t inter_rvlc_run[169]={
173
0, 0, 0, 0, 0, 0, 0, 0,
174
0, 0, 0, 0, 0, 0, 0, 0,
175
0, 0, 0, 1, 1, 1, 1, 1,
176
1, 1, 1, 1, 1, 2, 2, 2,
177
2, 2, 2, 2, 3, 3, 3, 3,
178
3, 3, 3, 4, 4, 4, 4, 4,
179
5, 5, 5, 5, 6, 6, 6, 6,
180
7, 7, 7, 7, 8, 8, 8, 9,
181
9, 9, 10, 10, 11, 11, 12, 12,
182
13, 13, 14, 14, 15, 15, 16, 16,
183
17, 17, 18, 19, 20, 21, 22, 23,
184
24, 25, 26, 27, 28, 29, 30, 31,
185
32, 33, 34, 35, 36, 37, 38,
186
0, 0, 0, 0, 0, 1, 1, 1,
187
1, 1, 2, 2, 2, 3, 3, 4,
188
4, 5, 5, 6, 6, 7, 7, 8,
189
8, 9, 9, 10, 10, 11, 11, 12,
190
12, 13, 13, 14, 15, 16, 17, 18,
191
19, 20, 21, 22, 23, 24, 25, 26,
192
27, 28, 29, 30, 31, 32, 33, 34,
193
35, 36, 37, 38, 39, 40, 41, 42,
194
static const int8_t inter_rvlc_run[169]={
195
0, 0, 0, 0, 0, 0, 0, 0,
196
0, 0, 0, 0, 0, 0, 0, 0,
197
0, 0, 0, 1, 1, 1, 1, 1,
198
1, 1, 1, 1, 1, 2, 2, 2,
199
2, 2, 2, 2, 3, 3, 3, 3,
200
3, 3, 3, 4, 4, 4, 4, 4,
201
5, 5, 5, 5, 6, 6, 6, 6,
202
7, 7, 7, 7, 8, 8, 8, 9,
203
9, 9, 10, 10, 11, 11, 12, 12,
204
13, 13, 14, 14, 15, 15, 16, 16,
205
17, 17, 18, 19, 20, 21, 22, 23,
206
24, 25, 26, 27, 28, 29, 30, 31,
207
32, 33, 34, 35, 36, 37, 38,
208
0, 0, 0, 0, 0, 1, 1, 1,
209
1, 1, 2, 2, 2, 3, 3, 4,
210
4, 5, 5, 6, 6, 7, 7, 8,
211
8, 9, 9, 10, 10, 11, 11, 12,
212
12, 13, 13, 14, 15, 16, 17, 18,
213
19, 20, 21, 22, 23, 24, 25, 26,
214
27, 28, 29, 30, 31, 32, 33, 34,
215
35, 36, 37, 38, 39, 40, 41, 42,
197
static const uint8_t inter_rvlc_level[169]={
198
1, 2, 3, 4, 5, 6, 7, 8,
199
9, 10, 11, 12, 13, 14, 15, 16,
200
17, 18, 19, 1, 2, 3, 4, 5,
201
6, 7, 8, 9, 10, 1, 2, 3,
202
4, 5, 6, 7, 1, 2, 3, 4,
203
5, 6, 7, 1, 2, 3, 4, 5,
204
1, 2, 3, 4, 1, 2, 3, 4,
205
1, 2, 3, 4, 1, 2, 3, 1,
206
2, 3, 1, 2, 1, 2, 1, 2,
207
1, 2, 1, 2, 1, 2, 1, 2,
208
1, 2, 1, 1, 1, 1, 1, 1,
209
1, 1, 1, 1, 1, 1, 1, 1,
211
1, 2, 3, 4, 5, 1, 2, 3,
212
4, 5, 1, 2, 3, 1, 2, 1,
213
2, 1, 2, 1, 2, 1, 2, 1,
214
2, 1, 2, 1, 2, 1, 2, 1,
215
2, 1, 2, 1, 1, 1, 1, 1,
216
1, 1, 1, 1, 1, 1, 1, 1,
217
1, 1, 1, 1, 1, 1, 1, 1,
218
1, 1, 1, 1, 1, 1, 1, 1,
219
static const int8_t inter_rvlc_level[169]={
220
1, 2, 3, 4, 5, 6, 7, 8,
221
9, 10, 11, 12, 13, 14, 15, 16,
222
17, 18, 19, 1, 2, 3, 4, 5,
223
6, 7, 8, 9, 10, 1, 2, 3,
224
4, 5, 6, 7, 1, 2, 3, 4,
225
5, 6, 7, 1, 2, 3, 4, 5,
226
1, 2, 3, 4, 1, 2, 3, 4,
227
1, 2, 3, 4, 1, 2, 3, 1,
228
2, 3, 1, 2, 1, 2, 1, 2,
229
1, 2, 1, 2, 1, 2, 1, 2,
230
1, 2, 1, 1, 1, 1, 1, 1,
231
1, 1, 1, 1, 1, 1, 1, 1,
233
1, 2, 3, 4, 5, 1, 2, 3,
234
4, 5, 1, 2, 3, 1, 2, 1,
235
2, 1, 2, 1, 2, 1, 2, 1,
236
2, 1, 2, 1, 2, 1, 2, 1,
237
2, 1, 2, 1, 1, 1, 1, 1,
238
1, 1, 1, 1, 1, 1, 1, 1,
239
1, 1, 1, 1, 1, 1, 1, 1,
240
1, 1, 1, 1, 1, 1, 1, 1,
222
244
static RLTable rvlc_rl_inter = {
273
295
{0x3F7C, 15},{0x3F7D, 15},{0x0000, 4}
276
static const uint8_t intra_rvlc_run[169]={
277
0, 0, 0, 0, 0, 0, 0, 0,
278
0, 0, 0, 0, 0, 0, 0, 0,
279
0, 0, 0, 0, 0, 0, 0, 0,
280
0, 0, 0, 1, 1, 1, 1, 1,
281
1, 1, 1, 1, 1, 1, 1, 1,
282
2, 2, 2, 2, 2, 2, 2, 2,
283
2, 2, 2, 3, 3, 3, 3, 3,
284
3, 3, 3, 3, 4, 4, 4, 4,
285
4, 4, 5, 5, 5, 5, 5, 5,
286
6, 6, 6, 6, 6, 7, 7, 7,
287
7, 7, 8, 8, 8, 8, 9, 9,
288
9, 9, 10, 10, 11, 11, 12, 12,
289
13, 14, 15, 16, 17, 18, 19,
290
0, 0, 0, 0, 0, 1, 1, 1,
291
1, 1, 2, 2, 2, 3, 3, 4,
292
4, 5, 5, 6, 6, 7, 7, 8,
293
8, 9, 9, 10, 10, 11, 11, 12,
294
12, 13, 13, 14, 15, 16, 17, 18,
295
19, 20, 21, 22, 23, 24, 25, 26,
296
27, 28, 29, 30, 31, 32, 33, 34,
297
35, 36, 37, 38, 39, 40, 41, 42,
298
static const int8_t intra_rvlc_run[169]={
299
0, 0, 0, 0, 0, 0, 0, 0,
300
0, 0, 0, 0, 0, 0, 0, 0,
301
0, 0, 0, 0, 0, 0, 0, 0,
302
0, 0, 0, 1, 1, 1, 1, 1,
303
1, 1, 1, 1, 1, 1, 1, 1,
304
2, 2, 2, 2, 2, 2, 2, 2,
305
2, 2, 2, 3, 3, 3, 3, 3,
306
3, 3, 3, 3, 4, 4, 4, 4,
307
4, 4, 5, 5, 5, 5, 5, 5,
308
6, 6, 6, 6, 6, 7, 7, 7,
309
7, 7, 8, 8, 8, 8, 9, 9,
310
9, 9, 10, 10, 11, 11, 12, 12,
311
13, 14, 15, 16, 17, 18, 19,
312
0, 0, 0, 0, 0, 1, 1, 1,
313
1, 1, 2, 2, 2, 3, 3, 4,
314
4, 5, 5, 6, 6, 7, 7, 8,
315
8, 9, 9, 10, 10, 11, 11, 12,
316
12, 13, 13, 14, 15, 16, 17, 18,
317
19, 20, 21, 22, 23, 24, 25, 26,
318
27, 28, 29, 30, 31, 32, 33, 34,
319
35, 36, 37, 38, 39, 40, 41, 42,
301
static const uint8_t intra_rvlc_level[169]={
302
1, 2, 3, 4, 5, 6, 7, 8,
303
9, 10, 11, 12, 13, 14, 15, 16,
304
17, 18, 19, 20, 21, 22, 23, 24,
305
25, 26, 27, 1, 2, 3, 4, 5,
306
6, 7, 8, 9, 10, 11, 12, 13,
307
1, 2, 3, 4, 5, 6, 7, 8,
308
9, 10, 11, 1, 2, 3, 4, 5,
309
6, 7, 8, 9, 1, 2, 3, 4,
310
5, 6, 1, 2, 3, 4, 5, 6,
311
1, 2, 3, 4, 5, 1, 2, 3,
312
4, 5, 1, 2, 3, 4, 1, 2,
313
3, 4, 1, 2, 1, 2, 1, 2,
315
1, 2, 3, 4, 5, 1, 2, 3,
316
4, 5, 1, 2, 3, 1, 2, 1,
317
2, 1, 2, 1, 2, 1, 2, 1,
318
2, 1, 2, 1, 2, 1, 2, 1,
319
2, 1, 2, 1, 1, 1, 1, 1,
320
1, 1, 1, 1, 1, 1, 1, 1,
321
1, 1, 1, 1, 1, 1, 1, 1,
322
1, 1, 1, 1, 1, 1, 1, 1,
323
static const int8_t intra_rvlc_level[169]={
324
1, 2, 3, 4, 5, 6, 7, 8,
325
9, 10, 11, 12, 13, 14, 15, 16,
326
17, 18, 19, 20, 21, 22, 23, 24,
327
25, 26, 27, 1, 2, 3, 4, 5,
328
6, 7, 8, 9, 10, 11, 12, 13,
329
1, 2, 3, 4, 5, 6, 7, 8,
330
9, 10, 11, 1, 2, 3, 4, 5,
331
6, 7, 8, 9, 1, 2, 3, 4,
332
5, 6, 1, 2, 3, 4, 5, 6,
333
1, 2, 3, 4, 5, 1, 2, 3,
334
4, 5, 1, 2, 3, 4, 1, 2,
335
3, 4, 1, 2, 1, 2, 1, 2,
337
1, 2, 3, 4, 5, 1, 2, 3,
338
4, 5, 1, 2, 3, 1, 2, 1,
339
2, 1, 2, 1, 2, 1, 2, 1,
340
2, 1, 2, 1, 2, 1, 2, 1,
341
2, 1, 2, 1, 1, 1, 1, 1,
342
1, 1, 1, 1, 1, 1, 1, 1,
343
1, 1, 1, 1, 1, 1, 1, 1,
344
1, 1, 1, 1, 1, 1, 1, 1,
326
348
static RLTable rvlc_rl_intra = {
334
356
static const uint16_t sprite_trajectory_tab[15][2] = {
335
357
{0x00, 2}, {0x02, 3}, {0x03, 3}, {0x04, 3}, {0x05, 3}, {0x06, 3},
336
{0x0E, 4}, {0x1E, 5}, {0x3E, 6}, {0x7E, 7}, {0xFE, 8},
358
{0x0E, 4}, {0x1E, 5}, {0x3E, 6}, {0x7E, 7}, {0xFE, 8},
337
359
{0x1FE, 9},{0x3FE, 10},{0x7FE, 11},{0xFFE, 12},
369
391
22, 23, 24, 26, 28, 30, 32, 35,
370
392
23, 24, 26, 28, 30, 32, 35, 38,
371
393
25, 26, 28, 30, 32, 35, 38, 41,
372
27, 28, 30, 32, 35, 38, 41, 45,
394
27, 28, 30, 32, 35, 38, 41, 45,
375
397
const int16_t ff_mpeg4_default_non_intra_matrix[64] = {
383
405
23, 24, 25, 27, 28, 30, 31, 33,
386
uint8_t ff_mpeg4_y_dc_scale_table[32]={
408
const uint8_t ff_mpeg4_y_dc_scale_table[32]={
387
409
// 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
388
410
0, 8, 8, 8, 8,10,12,14,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,34,36,38,40,42,44,46
390
uint8_t ff_mpeg4_c_dc_scale_table[32]={
412
const uint8_t ff_mpeg4_c_dc_scale_table[32]={
391
413
// 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
392
414
0, 8, 8, 8, 8, 9, 9,10,10,11,11,12,12,13,13,14,14,15,15,16,16,17,17,18,18,19,20,21,22,23,24,25