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ffmpeg / libavcodec / mpeg12data.h @ 699b3f99

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1
/*
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 * MPEG1 codec / MPEG2 decoder
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 * copyright (c) 2000,2001 Fabrice Bellard
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 * copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
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 *
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 * This file is part of FFmpeg.
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 *
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 * FFmpeg is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU Lesser General Public
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 * License as published by the Free Software Foundation; either
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 * version 2.1 of the License, or (at your option) any later version.
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 *
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 * FFmpeg is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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 * Lesser General Public License for more details.
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 *
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 * You should have received a copy of the GNU Lesser General Public
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 * License along with FFmpeg; if not, write to the Free Software
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 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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 */
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23
/**
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 * @file mpeg12data.h
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 * MPEG1/2 tables.
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 */
27

    
28
#ifndef AVCODEC_MPEG12DATA_H
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#define AVCODEC_MPEG12DATA_H
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31
#include <stdint.h>
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#include "mpegvideo.h"
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const uint16_t ff_mpeg1_default_intra_matrix[64] = {
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        8, 16, 19, 22, 26, 27, 29, 34,
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        16, 16, 22, 24, 27, 29, 34, 37,
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        19, 22, 26, 27, 29, 34, 34, 38,
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        22, 22, 26, 27, 29, 34, 37, 40,
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        22, 26, 27, 29, 32, 35, 40, 48,
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        26, 27, 29, 32, 35, 40, 48, 58,
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        26, 27, 29, 34, 38, 46, 56, 69,
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        27, 29, 35, 38, 46, 56, 69, 83
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};
44

    
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const uint16_t ff_mpeg1_default_non_intra_matrix[64] = {
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    16, 16, 16, 16, 16, 16, 16, 16,
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    16, 16, 16, 16, 16, 16, 16, 16,
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    16, 16, 16, 16, 16, 16, 16, 16,
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    16, 16, 16, 16, 16, 16, 16, 16,
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    16, 16, 16, 16, 16, 16, 16, 16,
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    16, 16, 16, 16, 16, 16, 16, 16,
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    16, 16, 16, 16, 16, 16, 16, 16,
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    16, 16, 16, 16, 16, 16, 16, 16,
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};
55

    
56
static const uint16_t vlc_dc_lum_code[12] = {
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    0x4, 0x0, 0x1, 0x5, 0x6, 0xe, 0x1e, 0x3e, 0x7e, 0xfe, 0x1fe, 0x1ff,
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};
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static const unsigned char vlc_dc_lum_bits[12] = {
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    3, 2, 2, 3, 3, 4, 5, 6, 7, 8, 9, 9,
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};
62

    
63
static const uint16_t vlc_dc_chroma_code[12] = {
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    0x0, 0x1, 0x2, 0x6, 0xe, 0x1e, 0x3e, 0x7e, 0xfe, 0x1fe, 0x3fe, 0x3ff,
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};
66
static const unsigned char vlc_dc_chroma_bits[12] = {
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    2, 2, 2, 3, 4, 5, 6, 7, 8, 9, 10, 10,
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};
69

    
70
static const uint16_t mpeg1_vlc[113][2] = {
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 { 0x3, 2 }, { 0x4, 4 }, { 0x5, 5 }, { 0x6, 7 },
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 { 0x26, 8 }, { 0x21, 8 }, { 0xa, 10 }, { 0x1d, 12 },
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 { 0x18, 12 }, { 0x13, 12 }, { 0x10, 12 }, { 0x1a, 13 },
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 { 0x19, 13 }, { 0x18, 13 }, { 0x17, 13 }, { 0x1f, 14 },
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 { 0x1e, 14 }, { 0x1d, 14 }, { 0x1c, 14 }, { 0x1b, 14 },
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 { 0x1a, 14 }, { 0x19, 14 }, { 0x18, 14 }, { 0x17, 14 },
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 { 0x16, 14 }, { 0x15, 14 }, { 0x14, 14 }, { 0x13, 14 },
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 { 0x12, 14 }, { 0x11, 14 }, { 0x10, 14 }, { 0x18, 15 },
79
 { 0x17, 15 }, { 0x16, 15 }, { 0x15, 15 }, { 0x14, 15 },
80
 { 0x13, 15 }, { 0x12, 15 }, { 0x11, 15 }, { 0x10, 15 },
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 { 0x3, 3 }, { 0x6, 6 }, { 0x25, 8 }, { 0xc, 10 },
82
 { 0x1b, 12 }, { 0x16, 13 }, { 0x15, 13 }, { 0x1f, 15 },
83
 { 0x1e, 15 }, { 0x1d, 15 }, { 0x1c, 15 }, { 0x1b, 15 },
84
 { 0x1a, 15 }, { 0x19, 15 }, { 0x13, 16 }, { 0x12, 16 },
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 { 0x11, 16 }, { 0x10, 16 }, { 0x5, 4 }, { 0x4, 7 },
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 { 0xb, 10 }, { 0x14, 12 }, { 0x14, 13 }, { 0x7, 5 },
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 { 0x24, 8 }, { 0x1c, 12 }, { 0x13, 13 }, { 0x6, 5 },
88
 { 0xf, 10 }, { 0x12, 12 }, { 0x7, 6 }, { 0x9, 10 },
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 { 0x12, 13 }, { 0x5, 6 }, { 0x1e, 12 }, { 0x14, 16 },
90
 { 0x4, 6 }, { 0x15, 12 }, { 0x7, 7 }, { 0x11, 12 },
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 { 0x5, 7 }, { 0x11, 13 }, { 0x27, 8 }, { 0x10, 13 },
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 { 0x23, 8 }, { 0x1a, 16 }, { 0x22, 8 }, { 0x19, 16 },
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 { 0x20, 8 }, { 0x18, 16 }, { 0xe, 10 }, { 0x17, 16 },
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 { 0xd, 10 }, { 0x16, 16 }, { 0x8, 10 }, { 0x15, 16 },
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 { 0x1f, 12 }, { 0x1a, 12 }, { 0x19, 12 }, { 0x17, 12 },
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 { 0x16, 12 }, { 0x1f, 13 }, { 0x1e, 13 }, { 0x1d, 13 },
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 { 0x1c, 13 }, { 0x1b, 13 }, { 0x1f, 16 }, { 0x1e, 16 },
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 { 0x1d, 16 }, { 0x1c, 16 }, { 0x1b, 16 },
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 { 0x1, 6 }, /* escape */
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 { 0x2, 2 }, /* EOB */
101
};
102

    
103
static const uint16_t mpeg2_vlc[113][2] = {
104
  {0x02, 2}, {0x06, 3}, {0x07, 4}, {0x1c, 5},
105
  {0x1d, 5}, {0x05, 6}, {0x04, 6}, {0x7b, 7},
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  {0x7c, 7}, {0x23, 8}, {0x22, 8}, {0xfa, 8},
107
  {0xfb, 8}, {0xfe, 8}, {0xff, 8}, {0x1f,14},
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  {0x1e,14}, {0x1d,14}, {0x1c,14}, {0x1b,14},
109
  {0x1a,14}, {0x19,14}, {0x18,14}, {0x17,14},
110
  {0x16,14}, {0x15,14}, {0x14,14}, {0x13,14},
111
  {0x12,14}, {0x11,14}, {0x10,14}, {0x18,15},
112
  {0x17,15}, {0x16,15}, {0x15,15}, {0x14,15},
113
  {0x13,15}, {0x12,15}, {0x11,15}, {0x10,15},
114
  {0x02, 3}, {0x06, 5}, {0x79, 7}, {0x27, 8},
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  {0x20, 8}, {0x16,13}, {0x15,13}, {0x1f,15},
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  {0x1e,15}, {0x1d,15}, {0x1c,15}, {0x1b,15},
117
  {0x1a,15}, {0x19,15}, {0x13,16}, {0x12,16},
118
  {0x11,16}, {0x10,16}, {0x05, 5}, {0x07, 7},
119
  {0xfc, 8}, {0x0c,10}, {0x14,13}, {0x07, 5},
120
  {0x26, 8}, {0x1c,12}, {0x13,13}, {0x06, 6},
121
  {0xfd, 8}, {0x12,12}, {0x07, 6}, {0x04, 9},
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  {0x12,13}, {0x06, 7}, {0x1e,12}, {0x14,16},
123
  {0x04, 7}, {0x15,12}, {0x05, 7}, {0x11,12},
124
  {0x78, 7}, {0x11,13}, {0x7a, 7}, {0x10,13},
125
  {0x21, 8}, {0x1a,16}, {0x25, 8}, {0x19,16},
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  {0x24, 8}, {0x18,16}, {0x05, 9}, {0x17,16},
127
  {0x07, 9}, {0x16,16}, {0x0d,10}, {0x15,16},
128
  {0x1f,12}, {0x1a,12}, {0x19,12}, {0x17,12},
129
  {0x16,12}, {0x1f,13}, {0x1e,13}, {0x1d,13},
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  {0x1c,13}, {0x1b,13}, {0x1f,16}, {0x1e,16},
131
  {0x1d,16}, {0x1c,16}, {0x1b,16},
132
  {0x01,6}, /* escape */
133
  {0x06,4}, /* EOB */
134
};
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136
static const int8_t mpeg1_level[111] = {
137
  1,  2,  3,  4,  5,  6,  7,  8,
138
  9, 10, 11, 12, 13, 14, 15, 16,
139
 17, 18, 19, 20, 21, 22, 23, 24,
140
 25, 26, 27, 28, 29, 30, 31, 32,
141
 33, 34, 35, 36, 37, 38, 39, 40,
142
  1,  2,  3,  4,  5,  6,  7,  8,
143
  9, 10, 11, 12, 13, 14, 15, 16,
144
 17, 18,  1,  2,  3,  4,  5,  1,
145
  2,  3,  4,  1,  2,  3,  1,  2,
146
  3,  1,  2,  3,  1,  2,  1,  2,
147
  1,  2,  1,  2,  1,  2,  1,  2,
148
  1,  2,  1,  2,  1,  2,  1,  2,
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  1,  1,  1,  1,  1,  1,  1,  1,
150
  1,  1,  1,  1,  1,  1,  1,
151
};
152

    
153
static const int8_t mpeg1_run[111] = {
154
  0,  0,  0,  0,  0,  0,  0,  0,
155
  0,  0,  0,  0,  0,  0,  0,  0,
156
  0,  0,  0,  0,  0,  0,  0,  0,
157
  0,  0,  0,  0,  0,  0,  0,  0,
158
  0,  0,  0,  0,  0,  0,  0,  0,
159
  1,  1,  1,  1,  1,  1,  1,  1,
160
  1,  1,  1,  1,  1,  1,  1,  1,
161
  1,  1,  2,  2,  2,  2,  2,  3,
162
  3,  3,  3,  4,  4,  4,  5,  5,
163
  5,  6,  6,  6,  7,  7,  8,  8,
164
  9,  9, 10, 10, 11, 11, 12, 12,
165
 13, 13, 14, 14, 15, 15, 16, 16,
166
 17, 18, 19, 20, 21, 22, 23, 24,
167
 25, 26, 27, 28, 29, 30, 31,
168
};
169

    
170
static RLTable rl_mpeg1 = {
171
    111,
172
    111,
173
    mpeg1_vlc,
174
    mpeg1_run,
175
    mpeg1_level,
176
};
177

    
178
static RLTable rl_mpeg2 = {
179
    111,
180
    111,
181
    mpeg2_vlc,
182
    mpeg1_run,
183
    mpeg1_level,
184
};
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186
static const uint8_t mbAddrIncrTable[36][2] = {
187
    {0x1, 1},
188
    {0x3, 3},
189
    {0x2, 3},
190
    {0x3, 4},
191
    {0x2, 4},
192
    {0x3, 5},
193
    {0x2, 5},
194
    {0x7, 7},
195
    {0x6, 7},
196
    {0xb, 8},
197
    {0xa, 8},
198
    {0x9, 8},
199
    {0x8, 8},
200
    {0x7, 8},
201
    {0x6, 8},
202
    {0x17, 10},
203
    {0x16, 10},
204
    {0x15, 10},
205
    {0x14, 10},
206
    {0x13, 10},
207
    {0x12, 10},
208
    {0x23, 11},
209
    {0x22, 11},
210
    {0x21, 11},
211
    {0x20, 11},
212
    {0x1f, 11},
213
    {0x1e, 11},
214
    {0x1d, 11},
215
    {0x1c, 11},
216
    {0x1b, 11},
217
    {0x1a, 11},
218
    {0x19, 11},
219
    {0x18, 11},
220
    {0x8, 11}, /* escape */
221
    {0xf, 11}, /* stuffing */
222
    {0x0, 8}, /* end (and 15 more 0 bits should follow) */
223
};
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225
static const uint8_t mbPatTable[64][2] = {
226
    {0x1, 9},
227
    {0xb, 5},
228
    {0x9, 5},
229
    {0xd, 6},
230
    {0xd, 4},
231
    {0x17, 7},
232
    {0x13, 7},
233
    {0x1f, 8},
234
    {0xc, 4},
235
    {0x16, 7},
236
    {0x12, 7},
237
    {0x1e, 8},
238
    {0x13, 5},
239
    {0x1b, 8},
240
    {0x17, 8},
241
    {0x13, 8},
242
    {0xb, 4},
243
    {0x15, 7},
244
    {0x11, 7},
245
    {0x1d, 8},
246
    {0x11, 5},
247
    {0x19, 8},
248
    {0x15, 8},
249
    {0x11, 8},
250
    {0xf, 6},
251
    {0xf, 8},
252
    {0xd, 8},
253
    {0x3, 9},
254
    {0xf, 5},
255
    {0xb, 8},
256
    {0x7, 8},
257
    {0x7, 9},
258
    {0xa, 4},
259
    {0x14, 7},
260
    {0x10, 7},
261
    {0x1c, 8},
262
    {0xe, 6},
263
    {0xe, 8},
264
    {0xc, 8},
265
    {0x2, 9},
266
    {0x10, 5},
267
    {0x18, 8},
268
    {0x14, 8},
269
    {0x10, 8},
270
    {0xe, 5},
271
    {0xa, 8},
272
    {0x6, 8},
273
    {0x6, 9},
274
    {0x12, 5},
275
    {0x1a, 8},
276
    {0x16, 8},
277
    {0x12, 8},
278
    {0xd, 5},
279
    {0x9, 8},
280
    {0x5, 8},
281
    {0x5, 9},
282
    {0xc, 5},
283
    {0x8, 8},
284
    {0x4, 8},
285
    {0x4, 9},
286
    {0x7, 3},
287
    {0xa, 5},
288
    {0x8, 5},
289
    {0xc, 6}
290
};
291

    
292
#define MB_TYPE_ZERO_MV   0x20000000
293
#define IS_ZERO_MV(a)   ((a)&MB_TYPE_ZERO_MV)
294

    
295
static const uint8_t table_mb_ptype[7][2] = {
296
    { 3, 5 }, // 0x01 MB_INTRA
297
    { 1, 2 }, // 0x02 MB_PAT
298
    { 1, 3 }, // 0x08 MB_FOR
299
    { 1, 1 }, // 0x0A MB_FOR|MB_PAT
300
    { 1, 6 }, // 0x11 MB_QUANT|MB_INTRA
301
    { 1, 5 }, // 0x12 MB_QUANT|MB_PAT
302
    { 2, 5 }, // 0x1A MB_QUANT|MB_FOR|MB_PAT
303
};
304

    
305
static const uint32_t ptype2mb_type[7] = {
306
                    MB_TYPE_INTRA,
307
                    MB_TYPE_L0 | MB_TYPE_CBP | MB_TYPE_ZERO_MV | MB_TYPE_16x16,
308
                    MB_TYPE_L0,
309
                    MB_TYPE_L0 | MB_TYPE_CBP,
310
    MB_TYPE_QUANT | MB_TYPE_INTRA,
311
    MB_TYPE_QUANT | MB_TYPE_L0 | MB_TYPE_CBP | MB_TYPE_ZERO_MV | MB_TYPE_16x16,
312
    MB_TYPE_QUANT | MB_TYPE_L0 | MB_TYPE_CBP,
313
};
314

    
315
static const uint8_t table_mb_btype[11][2] = {
316
    { 3, 5 }, // 0x01 MB_INTRA
317
    { 2, 3 }, // 0x04 MB_BACK
318
    { 3, 3 }, // 0x06 MB_BACK|MB_PAT
319
    { 2, 4 }, // 0x08 MB_FOR
320
    { 3, 4 }, // 0x0A MB_FOR|MB_PAT
321
    { 2, 2 }, // 0x0C MB_FOR|MB_BACK
322
    { 3, 2 }, // 0x0E MB_FOR|MB_BACK|MB_PAT
323
    { 1, 6 }, // 0x11 MB_QUANT|MB_INTRA
324
    { 2, 6 }, // 0x16 MB_QUANT|MB_BACK|MB_PAT
325
    { 3, 6 }, // 0x1A MB_QUANT|MB_FOR|MB_PAT
326
    { 2, 5 }, // 0x1E MB_QUANT|MB_FOR|MB_BACK|MB_PAT
327
};
328

    
329
static const uint32_t btype2mb_type[11] = {
330
                    MB_TYPE_INTRA,
331
                    MB_TYPE_L1,
332
                    MB_TYPE_L1   | MB_TYPE_CBP,
333
                    MB_TYPE_L0,
334
                    MB_TYPE_L0   | MB_TYPE_CBP,
335
                    MB_TYPE_L0L1,
336
                    MB_TYPE_L0L1 | MB_TYPE_CBP,
337
    MB_TYPE_QUANT | MB_TYPE_INTRA,
338
    MB_TYPE_QUANT | MB_TYPE_L1   | MB_TYPE_CBP,
339
    MB_TYPE_QUANT | MB_TYPE_L0   | MB_TYPE_CBP,
340
    MB_TYPE_QUANT | MB_TYPE_L0L1 | MB_TYPE_CBP,
341
};
342

    
343
static const uint8_t mbMotionVectorTable[17][2] = {
344
{ 0x1, 1 },
345
{ 0x1, 2 },
346
{ 0x1, 3 },
347
{ 0x1, 4 },
348
{ 0x3, 6 },
349
{ 0x5, 7 },
350
{ 0x4, 7 },
351
{ 0x3, 7 },
352
{ 0xb, 9 },
353
{ 0xa, 9 },
354
{ 0x9, 9 },
355
{ 0x11, 10 },
356
{ 0x10, 10 },
357
{ 0xf, 10 },
358
{ 0xe, 10 },
359
{ 0xd, 10 },
360
{ 0xc, 10 },
361
};
362

    
363
const AVRational ff_frame_rate_tab[] = {
364
    {    0,    0},
365
    {24000, 1001},
366
    {   24,    1},
367
    {   25,    1},
368
    {30000, 1001},
369
    {   30,    1},
370
    {   50,    1},
371
    {60000, 1001},
372
    {   60,    1},
373
  // Xing's 15fps: (9)
374
    {   15,    1},
375
  // libmpeg3's "Unofficial economy rates": (10-13)
376
    {    5,    1},
377
    {   10,    1},
378
    {   12,    1},
379
    {   15,    1},
380
    {    0,    0},
381
};
382

    
383
static const uint8_t non_linear_qscale[32] = {
384
    0, 1, 2, 3, 4, 5, 6, 7,
385
    8,10,12,14,16,18,20,22,
386
    24,28,32,36,40,44,48,52,
387
    56,64,72,80,88,96,104,112,
388
};
389

    
390
static const uint8_t inv_non_linear_qscale[13] = {
391
    0, 2, 4, 6, 8,
392
    9,10,11,12,13,14,15,16,
393
};
394

    
395
const uint8_t ff_mpeg1_dc_scale_table[128]={
396
//  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
397
    8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
398
    8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
399
    8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
400
    8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
401
};
402

    
403
static const uint8_t mpeg2_dc_scale_table1[128]={
404
//  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
405
    4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
406
    4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
407
    4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
408
    4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
409
};
410

    
411
static const uint8_t mpeg2_dc_scale_table2[128]={
412
//  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
413
    2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
414
    2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
415
    2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
416
    2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
417
};
418

    
419
static const uint8_t mpeg2_dc_scale_table3[128]={
420
//  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
421
    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
422
    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
423
    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
424
    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
425
};
426

    
427
static const uint8_t *mpeg2_dc_scale_table[4]={
428
    ff_mpeg1_dc_scale_table,
429
    mpeg2_dc_scale_table1,
430
    mpeg2_dc_scale_table2,
431
    mpeg2_dc_scale_table3,
432
};
433

    
434
static const float mpeg1_aspect[16]={
435
    0.0000,
436
    1.0000,
437
    0.6735,
438
    0.7031,
439

    
440
    0.7615,
441
    0.8055,
442
    0.8437,
443
    0.8935,
444

    
445
    0.9157,
446
    0.9815,
447
    1.0255,
448
    1.0695,
449

    
450
    1.0950,
451
    1.1575,
452
    1.2015,
453
};
454

    
455
static const AVRational mpeg2_aspect[16]={
456
    {0,1},
457
    {1,1},
458
    {4,3},
459
    {16,9},
460
    {221,100},
461
    {0,1},
462
    {0,1},
463
    {0,1},
464
    {0,1},
465
    {0,1},
466
    {0,1},
467
    {0,1},
468
    {0,1},
469
    {0,1},
470
    {0,1},
471
    {0,1},
472
};
473

    
474
static const uint8_t svcd_scan_offset_placeholder[14]={
475
    0x10, 0x0E,
476
    0x00, 0x80, 0x81,
477
    0x00, 0x80, 0x81,
478
    0xff, 0xff, 0xff,
479
    0xff, 0xff, 0xff,
480
};
481

    
482
#endif