2cbc37fa98209dea51b63b8149ee67771a5bb9a4
[libav.git] / libavcodec / mpeg12data.h
1 /*
2 * MPEG1 codec / MPEG2 decoder
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 mpeg12data.h
25 * MPEG1/2 tables.
26 */
27
28 #include <stdint.h>
29 #include "mpegvideo.h"
30
31 const uint16_t ff_mpeg1_default_intra_matrix[64] = {
32 8, 16, 19, 22, 26, 27, 29, 34,
33 16, 16, 22, 24, 27, 29, 34, 37,
34 19, 22, 26, 27, 29, 34, 34, 38,
35 22, 22, 26, 27, 29, 34, 37, 40,
36 22, 26, 27, 29, 32, 35, 40, 48,
37 26, 27, 29, 32, 35, 40, 48, 58,
38 26, 27, 29, 34, 38, 46, 56, 69,
39 27, 29, 35, 38, 46, 56, 69, 83
40 };
41
42 const uint16_t ff_mpeg1_default_non_intra_matrix[64] = {
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 16, 16, 16, 16, 16, 16, 16, 16,
51 };
52
53 static const uint16_t vlc_dc_lum_code[12] = {
54 0x4, 0x0, 0x1, 0x5, 0x6, 0xe, 0x1e, 0x3e, 0x7e, 0xfe, 0x1fe, 0x1ff,
55 };
56 static const unsigned char vlc_dc_lum_bits[12] = {
57 3, 2, 2, 3, 3, 4, 5, 6, 7, 8, 9, 9,
58 };
59
60 static const uint16_t vlc_dc_chroma_code[12] = {
61 0x0, 0x1, 0x2, 0x6, 0xe, 0x1e, 0x3e, 0x7e, 0xfe, 0x1fe, 0x3fe, 0x3ff,
62 };
63 static const unsigned char vlc_dc_chroma_bits[12] = {
64 2, 2, 2, 3, 4, 5, 6, 7, 8, 9, 10, 10,
65 };
66
67 static const uint16_t mpeg1_vlc[113][2] = {
68 { 0x3, 2 }, { 0x4, 4 }, { 0x5, 5 }, { 0x6, 7 },
69 { 0x26, 8 }, { 0x21, 8 }, { 0xa, 10 }, { 0x1d, 12 },
70 { 0x18, 12 }, { 0x13, 12 }, { 0x10, 12 }, { 0x1a, 13 },
71 { 0x19, 13 }, { 0x18, 13 }, { 0x17, 13 }, { 0x1f, 14 },
72 { 0x1e, 14 }, { 0x1d, 14 }, { 0x1c, 14 }, { 0x1b, 14 },
73 { 0x1a, 14 }, { 0x19, 14 }, { 0x18, 14 }, { 0x17, 14 },
74 { 0x16, 14 }, { 0x15, 14 }, { 0x14, 14 }, { 0x13, 14 },
75 { 0x12, 14 }, { 0x11, 14 }, { 0x10, 14 }, { 0x18, 15 },
76 { 0x17, 15 }, { 0x16, 15 }, { 0x15, 15 }, { 0x14, 15 },
77 { 0x13, 15 }, { 0x12, 15 }, { 0x11, 15 }, { 0x10, 15 },
78 { 0x3, 3 }, { 0x6, 6 }, { 0x25, 8 }, { 0xc, 10 },
79 { 0x1b, 12 }, { 0x16, 13 }, { 0x15, 13 }, { 0x1f, 15 },
80 { 0x1e, 15 }, { 0x1d, 15 }, { 0x1c, 15 }, { 0x1b, 15 },
81 { 0x1a, 15 }, { 0x19, 15 }, { 0x13, 16 }, { 0x12, 16 },
82 { 0x11, 16 }, { 0x10, 16 }, { 0x5, 4 }, { 0x4, 7 },
83 { 0xb, 10 }, { 0x14, 12 }, { 0x14, 13 }, { 0x7, 5 },
84 { 0x24, 8 }, { 0x1c, 12 }, { 0x13, 13 }, { 0x6, 5 },
85 { 0xf, 10 }, { 0x12, 12 }, { 0x7, 6 }, { 0x9, 10 },
86 { 0x12, 13 }, { 0x5, 6 }, { 0x1e, 12 }, { 0x14, 16 },
87 { 0x4, 6 }, { 0x15, 12 }, { 0x7, 7 }, { 0x11, 12 },
88 { 0x5, 7 }, { 0x11, 13 }, { 0x27, 8 }, { 0x10, 13 },
89 { 0x23, 8 }, { 0x1a, 16 }, { 0x22, 8 }, { 0x19, 16 },
90 { 0x20, 8 }, { 0x18, 16 }, { 0xe, 10 }, { 0x17, 16 },
91 { 0xd, 10 }, { 0x16, 16 }, { 0x8, 10 }, { 0x15, 16 },
92 { 0x1f, 12 }, { 0x1a, 12 }, { 0x19, 12 }, { 0x17, 12 },
93 { 0x16, 12 }, { 0x1f, 13 }, { 0x1e, 13 }, { 0x1d, 13 },
94 { 0x1c, 13 }, { 0x1b, 13 }, { 0x1f, 16 }, { 0x1e, 16 },
95 { 0x1d, 16 }, { 0x1c, 16 }, { 0x1b, 16 },
96 { 0x1, 6 }, /* escape */
97 { 0x2, 2 }, /* EOB */
98 };
99
100 static const uint16_t mpeg2_vlc[113][2] = {
101 {0x02, 2}, {0x06, 3}, {0x07, 4}, {0x1c, 5},
102 {0x1d, 5}, {0x05, 6}, {0x04, 6}, {0x7b, 7},
103 {0x7c, 7}, {0x23, 8}, {0x22, 8}, {0xfa, 8},
104 {0xfb, 8}, {0xfe, 8}, {0xff, 8}, {0x1f,14},
105 {0x1e,14}, {0x1d,14}, {0x1c,14}, {0x1b,14},
106 {0x1a,14}, {0x19,14}, {0x18,14}, {0x17,14},
107 {0x16,14}, {0x15,14}, {0x14,14}, {0x13,14},
108 {0x12,14}, {0x11,14}, {0x10,14}, {0x18,15},
109 {0x17,15}, {0x16,15}, {0x15,15}, {0x14,15},
110 {0x13,15}, {0x12,15}, {0x11,15}, {0x10,15},
111 {0x02, 3}, {0x06, 5}, {0x79, 7}, {0x27, 8},
112 {0x20, 8}, {0x16,13}, {0x15,13}, {0x1f,15},
113 {0x1e,15}, {0x1d,15}, {0x1c,15}, {0x1b,15},
114 {0x1a,15}, {0x19,15}, {0x13,16}, {0x12,16},
115 {0x11,16}, {0x10,16}, {0x05, 5}, {0x07, 7},
116 {0xfc, 8}, {0x0c,10}, {0x14,13}, {0x07, 5},
117 {0x26, 8}, {0x1c,12}, {0x13,13}, {0x06, 6},
118 {0xfd, 8}, {0x12,12}, {0x07, 6}, {0x04, 9},
119 {0x12,13}, {0x06, 7}, {0x1e,12}, {0x14,16},
120 {0x04, 7}, {0x15,12}, {0x05, 7}, {0x11,12},
121 {0x78, 7}, {0x11,13}, {0x7a, 7}, {0x10,13},
122 {0x21, 8}, {0x1a,16}, {0x25, 8}, {0x19,16},
123 {0x24, 8}, {0x18,16}, {0x05, 9}, {0x17,16},
124 {0x07, 9}, {0x16,16}, {0x0d,10}, {0x15,16},
125 {0x1f,12}, {0x1a,12}, {0x19,12}, {0x17,12},
126 {0x16,12}, {0x1f,13}, {0x1e,13}, {0x1d,13},
127 {0x1c,13}, {0x1b,13}, {0x1f,16}, {0x1e,16},
128 {0x1d,16}, {0x1c,16}, {0x1b,16},
129 {0x01,6}, /* escape */
130 {0x06,4}, /* EOB */
131 };
132
133 static const int8_t mpeg1_level[111] = {
134 1, 2, 3, 4, 5, 6, 7, 8,
135 9, 10, 11, 12, 13, 14, 15, 16,
136 17, 18, 19, 20, 21, 22, 23, 24,
137 25, 26, 27, 28, 29, 30, 31, 32,
138 33, 34, 35, 36, 37, 38, 39, 40,
139 1, 2, 3, 4, 5, 6, 7, 8,
140 9, 10, 11, 12, 13, 14, 15, 16,
141 17, 18, 1, 2, 3, 4, 5, 1,
142 2, 3, 4, 1, 2, 3, 1, 2,
143 3, 1, 2, 3, 1, 2, 1, 2,
144 1, 2, 1, 2, 1, 2, 1, 2,
145 1, 2, 1, 2, 1, 2, 1, 2,
146 1, 1, 1, 1, 1, 1, 1, 1,
147 1, 1, 1, 1, 1, 1, 1,
148 };
149
150 static const int8_t mpeg1_run[111] = {
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 0, 0, 0, 0, 0, 0, 0, 0,
156 1, 1, 1, 1, 1, 1, 1, 1,
157 1, 1, 1, 1, 1, 1, 1, 1,
158 1, 1, 2, 2, 2, 2, 2, 3,
159 3, 3, 3, 4, 4, 4, 5, 5,
160 5, 6, 6, 6, 7, 7, 8, 8,
161 9, 9, 10, 10, 11, 11, 12, 12,
162 13, 13, 14, 14, 15, 15, 16, 16,
163 17, 18, 19, 20, 21, 22, 23, 24,
164 25, 26, 27, 28, 29, 30, 31,
165 };
166
167 static RLTable rl_mpeg1 = {
168 111,
169 111,
170 mpeg1_vlc,
171 mpeg1_run,
172 mpeg1_level,
173 };
174
175 static RLTable rl_mpeg2 = {
176 111,
177 111,
178 mpeg2_vlc,
179 mpeg1_run,
180 mpeg1_level,
181 };
182
183 static const uint8_t mbAddrIncrTable[36][2] = {
184 {0x1, 1},
185 {0x3, 3},
186 {0x2, 3},
187 {0x3, 4},
188 {0x2, 4},
189 {0x3, 5},
190 {0x2, 5},
191 {0x7, 7},
192 {0x6, 7},
193 {0xb, 8},
194 {0xa, 8},
195 {0x9, 8},
196 {0x8, 8},
197 {0x7, 8},
198 {0x6, 8},
199 {0x17, 10},
200 {0x16, 10},
201 {0x15, 10},
202 {0x14, 10},
203 {0x13, 10},
204 {0x12, 10},
205 {0x23, 11},
206 {0x22, 11},
207 {0x21, 11},
208 {0x20, 11},
209 {0x1f, 11},
210 {0x1e, 11},
211 {0x1d, 11},
212 {0x1c, 11},
213 {0x1b, 11},
214 {0x1a, 11},
215 {0x19, 11},
216 {0x18, 11},
217 {0x8, 11}, /* escape */
218 {0xf, 11}, /* stuffing */
219 {0x0, 8}, /* end (and 15 more 0 bits should follow) */
220 };
221
222 static const uint8_t mbPatTable[64][2] = {
223 {0x1, 9},
224 {0xb, 5},
225 {0x9, 5},
226 {0xd, 6},
227 {0xd, 4},
228 {0x17, 7},
229 {0x13, 7},
230 {0x1f, 8},
231 {0xc, 4},
232 {0x16, 7},
233 {0x12, 7},
234 {0x1e, 8},
235 {0x13, 5},
236 {0x1b, 8},
237 {0x17, 8},
238 {0x13, 8},
239 {0xb, 4},
240 {0x15, 7},
241 {0x11, 7},
242 {0x1d, 8},
243 {0x11, 5},
244 {0x19, 8},
245 {0x15, 8},
246 {0x11, 8},
247 {0xf, 6},
248 {0xf, 8},
249 {0xd, 8},
250 {0x3, 9},
251 {0xf, 5},
252 {0xb, 8},
253 {0x7, 8},
254 {0x7, 9},
255 {0xa, 4},
256 {0x14, 7},
257 {0x10, 7},
258 {0x1c, 8},
259 {0xe, 6},
260 {0xe, 8},
261 {0xc, 8},
262 {0x2, 9},
263 {0x10, 5},
264 {0x18, 8},
265 {0x14, 8},
266 {0x10, 8},
267 {0xe, 5},
268 {0xa, 8},
269 {0x6, 8},
270 {0x6, 9},
271 {0x12, 5},
272 {0x1a, 8},
273 {0x16, 8},
274 {0x12, 8},
275 {0xd, 5},
276 {0x9, 8},
277 {0x5, 8},
278 {0x5, 9},
279 {0xc, 5},
280 {0x8, 8},
281 {0x4, 8},
282 {0x4, 9},
283 {0x7, 3},
284 {0xa, 5},
285 {0x8, 5},
286 {0xc, 6}
287 };
288
289 #define MB_TYPE_ZERO_MV 0x20000000
290 #define IS_ZERO_MV(a) ((a)&MB_TYPE_ZERO_MV)
291
292 static const uint8_t table_mb_ptype[7][2] = {
293 { 3, 5 }, // 0x01 MB_INTRA
294 { 1, 2 }, // 0x02 MB_PAT
295 { 1, 3 }, // 0x08 MB_FOR
296 { 1, 1 }, // 0x0A MB_FOR|MB_PAT
297 { 1, 6 }, // 0x11 MB_QUANT|MB_INTRA
298 { 1, 5 }, // 0x12 MB_QUANT|MB_PAT
299 { 2, 5 }, // 0x1A MB_QUANT|MB_FOR|MB_PAT
300 };
301
302 static const uint32_t ptype2mb_type[7] = {
303 MB_TYPE_INTRA,
304 MB_TYPE_L0 | MB_TYPE_CBP | MB_TYPE_ZERO_MV | MB_TYPE_16x16,
305 MB_TYPE_L0,
306 MB_TYPE_L0 | MB_TYPE_CBP,
307 MB_TYPE_QUANT | MB_TYPE_INTRA,
308 MB_TYPE_QUANT | MB_TYPE_L0 | MB_TYPE_CBP | MB_TYPE_ZERO_MV | MB_TYPE_16x16,
309 MB_TYPE_QUANT | MB_TYPE_L0 | MB_TYPE_CBP,
310 };
311
312 static const uint8_t table_mb_btype[11][2] = {
313 { 3, 5 }, // 0x01 MB_INTRA
314 { 2, 3 }, // 0x04 MB_BACK
315 { 3, 3 }, // 0x06 MB_BACK|MB_PAT
316 { 2, 4 }, // 0x08 MB_FOR
317 { 3, 4 }, // 0x0A MB_FOR|MB_PAT
318 { 2, 2 }, // 0x0C MB_FOR|MB_BACK
319 { 3, 2 }, // 0x0E MB_FOR|MB_BACK|MB_PAT
320 { 1, 6 }, // 0x11 MB_QUANT|MB_INTRA
321 { 2, 6 }, // 0x16 MB_QUANT|MB_BACK|MB_PAT
322 { 3, 6 }, // 0x1A MB_QUANT|MB_FOR|MB_PAT
323 { 2, 5 }, // 0x1E MB_QUANT|MB_FOR|MB_BACK|MB_PAT
324 };
325
326 static const uint32_t btype2mb_type[11] = {
327 MB_TYPE_INTRA,
328 MB_TYPE_L1,
329 MB_TYPE_L1 | MB_TYPE_CBP,
330 MB_TYPE_L0,
331 MB_TYPE_L0 | MB_TYPE_CBP,
332 MB_TYPE_L0L1,
333 MB_TYPE_L0L1 | MB_TYPE_CBP,
334 MB_TYPE_QUANT | MB_TYPE_INTRA,
335 MB_TYPE_QUANT | MB_TYPE_L1 | MB_TYPE_CBP,
336 MB_TYPE_QUANT | MB_TYPE_L0 | MB_TYPE_CBP,
337 MB_TYPE_QUANT | MB_TYPE_L0L1 | MB_TYPE_CBP,
338 };
339
340 static const uint8_t mbMotionVectorTable[17][2] = {
341 { 0x1, 1 },
342 { 0x1, 2 },
343 { 0x1, 3 },
344 { 0x1, 4 },
345 { 0x3, 6 },
346 { 0x5, 7 },
347 { 0x4, 7 },
348 { 0x3, 7 },
349 { 0xb, 9 },
350 { 0xa, 9 },
351 { 0x9, 9 },
352 { 0x11, 10 },
353 { 0x10, 10 },
354 { 0xf, 10 },
355 { 0xe, 10 },
356 { 0xd, 10 },
357 { 0xc, 10 },
358 };
359
360 const AVRational ff_frame_rate_tab[] = {
361 { 0, 0},
362 {24000, 1001},
363 { 24, 1},
364 { 25, 1},
365 {30000, 1001},
366 { 30, 1},
367 { 50, 1},
368 {60000, 1001},
369 { 60, 1},
370 // Xing's 15fps: (9)
371 { 15, 1},
372 // libmpeg3's "Unofficial economy rates": (10-13)
373 { 5, 1},
374 { 10, 1},
375 { 12, 1},
376 { 15, 1},
377 { 0, 0},
378 };
379
380 static const uint8_t non_linear_qscale[32] = {
381 0, 1, 2, 3, 4, 5, 6, 7,
382 8,10,12,14,16,18,20,22,
383 24,28,32,36,40,44,48,52,
384 56,64,72,80,88,96,104,112,
385 };
386
387 static const uint8_t inv_non_linear_qscale[13] = {
388 0, 2, 4, 6, 8,
389 9,10,11,12,13,14,15,16,
390 };
391
392 const uint8_t ff_mpeg1_dc_scale_table[128]={
393 // 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
394 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,
395 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,
396 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,
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 };
399
400 static const uint8_t mpeg2_dc_scale_table1[128]={
401 // 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
402 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,
403 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,
404 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,
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 };
407
408 static const uint8_t mpeg2_dc_scale_table2[128]={
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
410 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,
411 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,
412 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,
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 };
415
416 static const uint8_t mpeg2_dc_scale_table3[128]={
417 // 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
418 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,
419 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,
420 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,
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 };
423
424 static const uint8_t *mpeg2_dc_scale_table[4]={
425 ff_mpeg1_dc_scale_table,
426 mpeg2_dc_scale_table1,
427 mpeg2_dc_scale_table2,
428 mpeg2_dc_scale_table3,
429 };
430
431 static const float mpeg1_aspect[16]={
432 0.0000,
433 1.0000,
434 0.6735,
435 0.7031,
436
437 0.7615,
438 0.8055,
439 0.8437,
440 0.8935,
441
442 0.9157,
443 0.9815,
444 1.0255,
445 1.0695,
446
447 1.0950,
448 1.1575,
449 1.2015,
450 };
451
452 static const AVRational mpeg2_aspect[16]={
453 {0,1},
454 {1,1},
455 {4,3},
456 {16,9},
457 {221,100},
458 {0,1},
459 {0,1},
460 {0,1},
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 };
470
471 static const uint8_t svcd_scan_offset_placeholder[14]={
472 0x10, 0x0E,
473 0x00, 0x80, 0x81,
474 0x00, 0x80, 0x81,
475 0xff, 0xff, 0xff,
476 0xff, 0xff, 0xff,
477 };