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Imported Debian version 2.4.3~trusty1
[deb_ffmpeg.git] / ffmpeg / libavcodec / mpeg12data.c
CommitLineData
2ba45a60
DM		 1/*
2 * MPEG1/2 tables
3 * copyright (c) 2000,2001 Fabrice Bellard
4 * copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
5 *
6 * This file is part of FFmpeg.
7 *
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.
12 *
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.
17 *
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
21 */
22
23/**
24 * @file
25 * MPEG1/2 tables.
26 */
27
28#include "mpeg12data.h"
29
30const uint16_t ff_mpeg1_default_intra_matrix[256] = {
31 8, 16, 19, 22, 26, 27, 29, 34,
32 16, 16, 22, 24, 27, 29, 34, 37,
33 19, 22, 26, 27, 29, 34, 34, 38,
34 22, 22, 26, 27, 29, 34, 37, 40,
35 22, 26, 27, 29, 32, 35, 40, 48,
36 26, 27, 29, 32, 35, 40, 48, 58,
37 26, 27, 29, 34, 38, 46, 56, 69,
38 27, 29, 35, 38, 46, 56, 69, 83
39};
40
41const uint16_t ff_mpeg1_default_non_intra_matrix[64] = {
42 16, 16, 16, 16, 16, 16, 16, 16,
43 16, 16, 16, 16, 16, 16, 16, 16,
44 16, 16, 16, 16, 16, 16, 16, 16,
45 16, 16, 16, 16, 16, 16, 16, 16,
46 16, 16, 16, 16, 16, 16, 16, 16,
47 16, 16, 16, 16, 16, 16, 16, 16,
48 16, 16, 16, 16, 16, 16, 16, 16,
49 16, 16, 16, 16, 16, 16, 16, 16,
50};
51
52const uint16_t ff_mpeg12_vlc_dc_lum_code[12] = {
53 0x4, 0x0, 0x1, 0x5, 0x6, 0xe, 0x1e, 0x3e, 0x7e, 0xfe, 0x1fe, 0x1ff,
54};
55const unsigned char ff_mpeg12_vlc_dc_lum_bits[12] = {
56 3, 2, 2, 3, 3, 4, 5, 6, 7, 8, 9, 9,
57};
58
59const uint16_t ff_mpeg12_vlc_dc_chroma_code[12] = {
60 0x0, 0x1, 0x2, 0x6, 0xe, 0x1e, 0x3e, 0x7e, 0xfe, 0x1fe, 0x3fe, 0x3ff,
61};
62const unsigned char ff_mpeg12_vlc_dc_chroma_bits[12] = {
63 2, 2, 2, 3, 4, 5, 6, 7, 8, 9, 10, 10,
64};
65
66static const uint16_t mpeg1_vlc[113][2] = {
67 { 0x3, 2 }, { 0x4, 4 }, { 0x5, 5 }, { 0x6, 7 },
68 { 0x26, 8 }, { 0x21, 8 }, { 0xa, 10 }, { 0x1d, 12 },
69 { 0x18, 12 }, { 0x13, 12 }, { 0x10, 12 }, { 0x1a, 13 },
70 { 0x19, 13 }, { 0x18, 13 }, { 0x17, 13 }, { 0x1f, 14 },
71 { 0x1e, 14 }, { 0x1d, 14 }, { 0x1c, 14 }, { 0x1b, 14 },
72 { 0x1a, 14 }, { 0x19, 14 }, { 0x18, 14 }, { 0x17, 14 },
73 { 0x16, 14 }, { 0x15, 14 }, { 0x14, 14 }, { 0x13, 14 },
74 { 0x12, 14 }, { 0x11, 14 }, { 0x10, 14 }, { 0x18, 15 },
75 { 0x17, 15 }, { 0x16, 15 }, { 0x15, 15 }, { 0x14, 15 },
76 { 0x13, 15 }, { 0x12, 15 }, { 0x11, 15 }, { 0x10, 15 },
77 { 0x3, 3 }, { 0x6, 6 }, { 0x25, 8 }, { 0xc, 10 },
78 { 0x1b, 12 }, { 0x16, 13 }, { 0x15, 13 }, { 0x1f, 15 },
79 { 0x1e, 15 }, { 0x1d, 15 }, { 0x1c, 15 }, { 0x1b, 15 },
80 { 0x1a, 15 }, { 0x19, 15 }, { 0x13, 16 }, { 0x12, 16 },
81 { 0x11, 16 }, { 0x10, 16 }, { 0x5, 4 }, { 0x4, 7 },
82 { 0xb, 10 }, { 0x14, 12 }, { 0x14, 13 }, { 0x7, 5 },
83 { 0x24, 8 }, { 0x1c, 12 }, { 0x13, 13 }, { 0x6, 5 },
84 { 0xf, 10 }, { 0x12, 12 }, { 0x7, 6 }, { 0x9, 10 },
85 { 0x12, 13 }, { 0x5, 6 }, { 0x1e, 12 }, { 0x14, 16 },
86 { 0x4, 6 }, { 0x15, 12 }, { 0x7, 7 }, { 0x11, 12 },
87 { 0x5, 7 }, { 0x11, 13 }, { 0x27, 8 }, { 0x10, 13 },
88 { 0x23, 8 }, { 0x1a, 16 }, { 0x22, 8 }, { 0x19, 16 },
89 { 0x20, 8 }, { 0x18, 16 }, { 0xe, 10 }, { 0x17, 16 },
90 { 0xd, 10 }, { 0x16, 16 }, { 0x8, 10 }, { 0x15, 16 },
91 { 0x1f, 12 }, { 0x1a, 12 }, { 0x19, 12 }, { 0x17, 12 },
92 { 0x16, 12 }, { 0x1f, 13 }, { 0x1e, 13 }, { 0x1d, 13 },
93 { 0x1c, 13 }, { 0x1b, 13 }, { 0x1f, 16 }, { 0x1e, 16 },
94 { 0x1d, 16 }, { 0x1c, 16 }, { 0x1b, 16 },
95 { 0x1, 6 }, /* escape */
96 { 0x2, 2 }, /* EOB */
97};
98
99static const uint16_t mpeg2_vlc[113][2] = {
100 {0x02, 2}, {0x06, 3}, {0x07, 4}, {0x1c, 5},
101 {0x1d, 5}, {0x05, 6}, {0x04, 6}, {0x7b, 7},
102 {0x7c, 7}, {0x23, 8}, {0x22, 8}, {0xfa, 8},
103 {0xfb, 8}, {0xfe, 8}, {0xff, 8}, {0x1f,14},
104 {0x1e,14}, {0x1d,14}, {0x1c,14}, {0x1b,14},
105 {0x1a,14}, {0x19,14}, {0x18,14}, {0x17,14},
106 {0x16,14}, {0x15,14}, {0x14,14}, {0x13,14},
107 {0x12,14}, {0x11,14}, {0x10,14}, {0x18,15},
108 {0x17,15}, {0x16,15}, {0x15,15}, {0x14,15},
109 {0x13,15}, {0x12,15}, {0x11,15}, {0x10,15},
110 {0x02, 3}, {0x06, 5}, {0x79, 7}, {0x27, 8},
111 {0x20, 8}, {0x16,13}, {0x15,13}, {0x1f,15},
112 {0x1e,15}, {0x1d,15}, {0x1c,15}, {0x1b,15},
113 {0x1a,15}, {0x19,15}, {0x13,16}, {0x12,16},
114 {0x11,16}, {0x10,16}, {0x05, 5}, {0x07, 7},
115 {0xfc, 8}, {0x0c,10}, {0x14,13}, {0x07, 5},
116 {0x26, 8}, {0x1c,12}, {0x13,13}, {0x06, 6},
117 {0xfd, 8}, {0x12,12}, {0x07, 6}, {0x04, 9},
118 {0x12,13}, {0x06, 7}, {0x1e,12}, {0x14,16},
119 {0x04, 7}, {0x15,12}, {0x05, 7}, {0x11,12},
120 {0x78, 7}, {0x11,13}, {0x7a, 7}, {0x10,13},
121 {0x21, 8}, {0x1a,16}, {0x25, 8}, {0x19,16},
122 {0x24, 8}, {0x18,16}, {0x05, 9}, {0x17,16},
123 {0x07, 9}, {0x16,16}, {0x0d,10}, {0x15,16},
124 {0x1f,12}, {0x1a,12}, {0x19,12}, {0x17,12},
125 {0x16,12}, {0x1f,13}, {0x1e,13}, {0x1d,13},
126 {0x1c,13}, {0x1b,13}, {0x1f,16}, {0x1e,16},
127 {0x1d,16}, {0x1c,16}, {0x1b,16},
128 {0x01,6}, /* escape */
129 {0x06,4}, /* EOB */
130};
131
132static const int8_t mpeg1_level[111] = {
133 1, 2, 3, 4, 5, 6, 7, 8,
134 9, 10, 11, 12, 13, 14, 15, 16,
135 17, 18, 19, 20, 21, 22, 23, 24,
136 25, 26, 27, 28, 29, 30, 31, 32,
137 33, 34, 35, 36, 37, 38, 39, 40,
138 1, 2, 3, 4, 5, 6, 7, 8,
139 9, 10, 11, 12, 13, 14, 15, 16,
140 17, 18, 1, 2, 3, 4, 5, 1,
141 2, 3, 4, 1, 2, 3, 1, 2,
142 3, 1, 2, 3, 1, 2, 1, 2,
143 1, 2, 1, 2, 1, 2, 1, 2,
144 1, 2, 1, 2, 1, 2, 1, 2,
145 1, 1, 1, 1, 1, 1, 1, 1,
146 1, 1, 1, 1, 1, 1, 1,
147};
148
149static const int8_t mpeg1_run[111] = {
150 0, 0, 0, 0, 0, 0, 0, 0,
151 0, 0, 0, 0, 0, 0, 0, 0,
152 0, 0, 0, 0, 0, 0, 0, 0,
153 0, 0, 0, 0, 0, 0, 0, 0,
154 0, 0, 0, 0, 0, 0, 0, 0,
155 1, 1, 1, 1, 1, 1, 1, 1,
156 1, 1, 1, 1, 1, 1, 1, 1,
157 1, 1, 2, 2, 2, 2, 2, 3,
158 3, 3, 3, 4, 4, 4, 5, 5,
159 5, 6, 6, 6, 7, 7, 8, 8,
160 9, 9, 10, 10, 11, 11, 12, 12,
161 13, 13, 14, 14, 15, 15, 16, 16,
162 17, 18, 19, 20, 21, 22, 23, 24,
163 25, 26, 27, 28, 29, 30, 31,
164};
165
166RLTable ff_rl_mpeg1 = {
167 111,
168 111,
169 mpeg1_vlc,
170 mpeg1_run,
171 mpeg1_level,
172};
173
174RLTable ff_rl_mpeg2 = {
175 111,
176 111,
177 mpeg2_vlc,
178 mpeg1_run,
179 mpeg1_level,
180};
181
182const uint8_t ff_mpeg12_mbAddrIncrTable[36][2] = {
183 {0x1, 1},
184 {0x3, 3},
185 {0x2, 3},
186 {0x3, 4},
187 {0x2, 4},
188 {0x3, 5},
189 {0x2, 5},
190 {0x7, 7},
191 {0x6, 7},
192 {0xb, 8},
193 {0xa, 8},
194 {0x9, 8},
195 {0x8, 8},
196 {0x7, 8},
197 {0x6, 8},
198 {0x17, 10},
199 {0x16, 10},
200 {0x15, 10},
201 {0x14, 10},
202 {0x13, 10},
203 {0x12, 10},
204 {0x23, 11},
205 {0x22, 11},
206 {0x21, 11},
207 {0x20, 11},
208 {0x1f, 11},
209 {0x1e, 11},
210 {0x1d, 11},
211 {0x1c, 11},
212 {0x1b, 11},
213 {0x1a, 11},
214 {0x19, 11},
215 {0x18, 11},
216 {0x8, 11}, /* escape */
217 {0xf, 11}, /* stuffing */
218 {0x0, 8}, /* end (and 15 more 0 bits should follow) */
219};
220
221const uint8_t ff_mpeg12_mbPatTable[64][2] = {
222 {0x1, 9},
223 {0xb, 5},
224 {0x9, 5},
225 {0xd, 6},
226 {0xd, 4},
227 {0x17, 7},
228 {0x13, 7},
229 {0x1f, 8},
230 {0xc, 4},
231 {0x16, 7},
232 {0x12, 7},
233 {0x1e, 8},
234 {0x13, 5},
235 {0x1b, 8},
236 {0x17, 8},
237 {0x13, 8},
238 {0xb, 4},
239 {0x15, 7},
240 {0x11, 7},
241 {0x1d, 8},
242 {0x11, 5},
243 {0x19, 8},
244 {0x15, 8},
245 {0x11, 8},
246 {0xf, 6},
247 {0xf, 8},
248 {0xd, 8},
249 {0x3, 9},
250 {0xf, 5},
251 {0xb, 8},
252 {0x7, 8},
253 {0x7, 9},
254 {0xa, 4},
255 {0x14, 7},
256 {0x10, 7},
257 {0x1c, 8},
258 {0xe, 6},
259 {0xe, 8},
260 {0xc, 8},
261 {0x2, 9},
262 {0x10, 5},
263 {0x18, 8},
264 {0x14, 8},
265 {0x10, 8},
266 {0xe, 5},
267 {0xa, 8},
268 {0x6, 8},
269 {0x6, 9},
270 {0x12, 5},
271 {0x1a, 8},
272 {0x16, 8},
273 {0x12, 8},
274 {0xd, 5},
275 {0x9, 8},
276 {0x5, 8},
277 {0x5, 9},
278 {0xc, 5},
279 {0x8, 8},
280 {0x4, 8},
281 {0x4, 9},
282 {0x7, 3},
283 {0xa, 5},
284 {0x8, 5},
285 {0xc, 6}
286};
287
288const uint8_t ff_mpeg12_mbMotionVectorTable[17][2] = {
289{ 0x1, 1 },
290{ 0x1, 2 },
291{ 0x1, 3 },
292{ 0x1, 4 },
293{ 0x3, 6 },
294{ 0x5, 7 },
295{ 0x4, 7 },
296{ 0x3, 7 },
297{ 0xb, 9 },
298{ 0xa, 9 },
299{ 0x9, 9 },
300{ 0x11, 10 },
301{ 0x10, 10 },
302{ 0xf, 10 },
303{ 0xe, 10 },
304{ 0xd, 10 },
305{ 0xc, 10 },
306};
307
308const AVRational ff_mpeg12_frame_rate_tab[16] = {
309 { 0, 0},
310 {24000, 1001},
311 { 24, 1},
312 { 25, 1},
313 {30000, 1001},
314 { 30, 1},
315 { 50, 1},
316 {60000, 1001},
317 { 60, 1},
318 // Xing's 15fps: (9)
319 { 15, 1},
320 // libmpeg3's "Unofficial economy rates": (10-13)
321 { 5, 1},
322 { 10, 1},
323 { 12, 1},
324 { 15, 1},
325 { 0, 0},
326};
327
328const AVRational ff_mpeg2_frame_rate_tab[] = {
329 { 1, 1},
330 { 2, 1},
331 { 3, 1},
332 { 4, 1},
333 { 5, 1},
334 { 6, 1},
335 { 8, 1},
336 { 9, 1},
337 { 10, 1},
338 { 12, 1},
339 { 15, 1},
340 { 16, 1},
341 { 18, 1},
342 { 20, 1},
343 { 24, 1},
344 { 25, 1},
345 { 30, 1},
346 { 32, 1},
347 { 36, 1},
348 { 40, 1},
349 { 45, 1},
350 { 48, 1},
351 { 50, 1},
352 { 60, 1},
353 { 72, 1},
354 { 75, 1},
355 { 80, 1},
356 { 90, 1},
357 { 96, 1},
358 { 100, 1},
359 { 120, 1},
360 { 150, 1},
361 { 180, 1},
362 { 200, 1},
363 { 240, 1},
364 { 750, 1001},
365 { 800, 1001},
366 { 960, 1001},
367 { 1000, 1001},
368 { 1200, 1001},
369 { 1250, 1001},
370 { 1500, 1001},
371 { 1600, 1001},
372 { 1875, 1001},
373 { 2000, 1001},
374 { 2400, 1001},
375 { 2500, 1001},
376 { 3000, 1001},
377 { 3750, 1001},
378 { 4000, 1001},
379 { 4800, 1001},
380 { 5000, 1001},
381 { 6000, 1001},
382 { 7500, 1001},
383 { 8000, 1001},
384 { 10000, 1001},
385 { 12000, 1001},
386 { 15000, 1001},
387 { 20000, 1001},
388 { 24000, 1001},
389 { 30000, 1001},
390 { 60000, 1001},
391 { 0, 0},
392};
393
394const float ff_mpeg1_aspect[16]={
395 0.0000,
396 1.0000,
397 0.6735,
398 0.7031,
399
400 0.7615,
401 0.8055,
402 0.8437,
403 0.8935,
404
405 0.9157,
406 0.9815,
407 1.0255,
408 1.0695,
409
410 1.0950,
411 1.1575,
412 1.2015,
413};
414
415const AVRational ff_mpeg2_aspect[16]={
416 {0,1},
417 {1,1},
418 {4,3},
419 {16,9},
420 {221,100},
421 {0,1},
422 {0,1},
423 {0,1},
424 {0,1},
425 {0,1},
426 {0,1},
427 {0,1},
428 {0,1},
429 {0,1},
430 {0,1},
431 {0,1},
432};
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