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
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
|
#------------------------------------------------------------------------------
# animation: file(1) magic for animation/movie formats
#
# animation formats
# MPEG, FLI, DL originally from vax@ccwf.cc.utexas.edu (VaX#n8)
# FLC, SGI, Apple originally from Daniel Quinlan (quinlan@yggdrasil.com)
# SGI and Apple formats
0 string MOVI Silicon Graphics movie file
4 string moov Apple QuickTime
>12 string mvhd \b movie (fast start)
>12 string mdra \b URL
>12 string cmov \b movie (fast start, compressed header)
>12 string rmra \b multiple URLs
4 string mdat Apple QuickTime movie (unoptimized)
4 string wide Apple QuickTime movie (unoptimized)
4 string skip Apple QuickTime movie (modified)
4 string free Apple QuickTime movie (modified)
4 string idsc Apple QuickTime image (fast start)
4 string idat Apple QuickTime image (unoptimized)
4 string pckg Apple QuickTime compressed archive
4 string/B jP JPEG 2000 image
4 string ftyp ISO Media
>8 string isom \b, MPEG v4 system, version 1
>8 string iso2 \b, MPEG v4 system, part 12 revision
>8 string mp41 \b, MPEG v4 system, version 1
>8 string mp42 \b, MPEG v4 system, version 2
>8 string mp7t \b, MPEG v4 system, MPEG v7 XML
>8 string mp7b \b, MPEG v4 system, MPEG v7 binary XML
>8 string/B jp2 \b, JPEG 2000
>8 string 3gp \b, MPEG v4 system, 3GPP
>>11 byte 4 \b v4 (H.263/AMR GSM 6.10)
>>11 byte 5 \b v5 (H.263/AMR GSM 6.10)
>>11 byte 6 \b v6 (ITU H.264/AMR GSM 6.10)
>8 string mmp4 \b, MPEG v4 system, 3GPP Mobile
>8 string avc1 \b, MPEG v4 system, 3GPP JVT AVC
>8 string/B M4A \b, MPEG v4 system, iTunes AAC-LC
>8 string/B M4P \b, MPEG v4 system, iTunes AES encrypted
>8 string/B M4B \b, MPEG v4 system, iTunes bookmarked
>8 string/B qt \b, Apple QuickTime movie
# MPEG sequences
# Scans for all common MPEG header start codes
0 belong 0x00000001 JVT NAL sequence
>4 byte&0x1F 0x07 \b, H.264 video
>>5 byte 66 \b, baseline
>>5 byte 77 \b, main
>>5 byte 88 \b, extended
>>7 byte x \b @ L %u
0 belong&0xFFFFFF00 0x00000100 MPEG sequence
>3 byte 0xBA
>>4 byte &0x40 \b, v2, program multiplex
>>4 byte ^0x40 \b, v1, system multiplex
>3 byte 0xBB \b, v1/2, multiplex (missing pack header)
>3 byte&0x1F 0x07 \b, H.264 video
>>4 byte 66 \b, baseline
>>4 byte 77 \b, main
>>4 byte 88 \b, extended
>>6 byte x \b @ L %u
>3 byte 0xB0 \b, v4
>>5 belong 0x000001B5
>>>9 byte &0x80
>>>>10 byte&0xF0 16 \b, video
>>>>10 byte&0xF0 32 \b, still texture
>>>>10 byte&0xF0 48 \b, mesh
>>>>10 byte&0xF0 64 \b, face
>>>9 byte&0xF8 8 \b, video
>>>9 byte&0xF8 16 \b, still texture
>>>9 byte&0xF8 24 \b, mesh
>>>9 byte&0xF8 32 \b, face
>>4 byte 1 \b, simple @ L1
>>4 byte 2 \b, simple @ L2
>>4 byte 3 \b, simple @ L3
>>4 byte 4 \b, simple @ L0
>>4 byte 17 \b, simple scalable @ L1
>>4 byte 18 \b, simple scalable @ L2
>>4 byte 33 \b, core @ L1
>>4 byte 34 \b, core @ L2
>>4 byte 50 \b, main @ L2
>>4 byte 51 \b, main @ L3
>>4 byte 53 \b, main @ L4
>>4 byte 66 \b, n-bit @ L2
>>4 byte 81 \b, scalable texture @ L1
>>4 byte 97 \b, simple face animation @ L1
>>4 byte 98 \b, simple face animation @ L2
>>4 byte 99 \b, simple face basic animation @ L1
>>4 byte 100 \b, simple face basic animation @ L2
>>4 byte 113 \b, basic animation text @ L1
>>4 byte 114 \b, basic animation text @ L2
>>4 byte 129 \b, hybrid @ L1
>>4 byte 130 \b, hybrid @ L2
>>4 byte 145 \b, advanced RT simple @ L!
>>4 byte 146 \b, advanced RT simple @ L2
>>4 byte 147 \b, advanced RT simple @ L3
>>4 byte 148 \b, advanced RT simple @ L4
>>4 byte 161 \b, core scalable @ L1
>>4 byte 162 \b, core scalable @ L2
>>4 byte 163 \b, core scalable @ L3
>>4 byte 177 \b, advanced coding efficiency @ L1
>>4 byte 178 \b, advanced coding efficiency @ L2
>>4 byte 179 \b, advanced coding efficiency @ L3
>>4 byte 180 \b, advanced coding efficiency @ L4
>>4 byte 193 \b, advanced core @ L1
>>4 byte 194 \b, advanced core @ L2
>>4 byte 209 \b, advanced scalable texture @ L1
>>4 byte 210 \b, advanced scalable texture @ L2
>>4 byte 211 \b, advanced scalable texture @ L3
>>4 byte 225 \b, simple studio @ L1
>>4 byte 226 \b, simple studio @ L2
>>4 byte 227 \b, simple studio @ L3
>>4 byte 228 \b, simple studio @ L4
>>4 byte 229 \b, core studio @ L1
>>4 byte 230 \b, core studio @ L2
>>4 byte 231 \b, core studio @ L3
>>4 byte 232 \b, core studio @ L4
>>4 byte 240 \b, advanced simple @ L0
>>4 byte 241 \b, advanced simple @ L1
>>4 byte 242 \b, advanced simple @ L2
>>4 byte 243 \b, advanced simple @ L3
>>4 byte 244 \b, advanced simple @ L4
>>4 byte 245 \b, advanced simple @ L5
>>4 byte 247 \b, advanced simple @ L3b
>>4 byte 248 \b, FGS @ L0
>>4 byte 249 \b, FGS @ L1
>>4 byte 250 \b, FGS @ L2
>>4 byte 251 \b, FGS @ L3
>>4 byte 252 \b, FGS @ L4
>>4 byte 253 \b, FGS @ L5
>3 byte 0xB5 \b, v4
>>4 byte &0x80
>>>5 byte&0xF0 16 \b, video (missing profile header)
>>>5 byte&0xF0 32 \b, still texture (missing profile header)
>>>5 byte&0xF0 48 \b, mesh (missing profile header)
>>>5 byte&0xF0 64 \b, face (missing profile header)
>>4 byte&0xF8 8 \b, video (missing profile header)
>>4 byte&0xF8 16 \b, still texture (missing profile header)
>>4 byte&0xF8 24 \b, mesh (missing profile header)
>>4 byte&0xF8 32 \b, face (missing profile header)
>3 byte 0xB3
>>12 belong 0x000001B8 \b, v1, progressive Y'CbCr 4:2:0 video
>>12 belong 0x000001B2 \b, v1, progressive Y'CbCr 4:2:0 video
>>12 belong 0x000001B5 \b, v2,
>>>16 byte&0x0F 1 \b HP
>>>16 byte&0x0F 2 \b Spt
>>>16 byte&0x0F 3 \b SNR
>>>16 byte&0x0F 4 \b MP
>>>16 byte&0x0F 5 \b SP
>>>17 byte&0xF0 64 \b@HL
>>>17 byte&0xF0 96 \b@H-14
>>>17 byte&0xF0 128 \b@ML
>>>17 byte&0xF0 160 \b@LL
>>>17 byte &0x08 \b progressive
>>>17 byte ^0x08 \b interlaced
>>>17 byte&0x06 2 \b Y'CbCr 4:2:0 video
>>>17 byte&0x06 4 \b Y'CbCr 4:2:2 video
>>>17 byte&0x06 6 \b Y'CbCr 4:4:4 video
>>11 byte &0x02
>>>75 byte &0x01
>>>>140 belong 0x000001B8 \b, v1, progressive Y'CbCr 4:2:0 video
>>>>140 belong 0x000001B2 \b, v1, progressive Y'CbCr 4:2:0 video
>>>>140 belong 0x000001B5 \b, v2,
>>>>>144 byte&0x0F 1 \b HP
>>>>>144 byte&0x0F 2 \b Spt
>>>>>144 byte&0x0F 3 \b SNR
>>>>>144 byte&0x0F 4 \b MP
>>>>>144 byte&0x0F 5 \b SP
>>>>>145 byte&0xF0 64 \b@HL
>>>>>145 byte&0xF0 96 \b@H-14
>>>>>145 byte&0xF0 128 \b@ML
>>>>>145 byte&0xF0 160 \b@LL
>>>>>145 byte &0x08 \b progressive
>>>>>145 byte ^0x08 \b interlaced
>>>>>145 byte&0x06 2 \b Y'CbCr 4:2:0 video
>>>>>145 byte&0x06 4 \b Y'CbCr 4:2:2 video
>>>>>145 byte&0x06 6 \b Y'CbCr 4:4:4 video
>>76 belong 0x000001B8 \b, v1, progressive Y'CbCr 4:2:0 video
>>76 belong 0x000001B2 \b, v1, progressive Y'CbCr 4:2:0 video
>>76 belong 0x000001B5 \b, v2,
>>>80 byte&0x0F 1 \b HP
>>>80 byte&0x0F 2 \b Spt
>>>80 byte&0x0F 3 \b SNR
>>>80 byte&0x0F 4 \b MP
>>>80 byte&0x0F 5 \b SP
>>>81 byte&0xF0 64 \b@HL
>>>81 byte&0xF0 96 \b@H-14
>>>81 byte&0xF0 128 \b@ML
>>>81 byte&0xF0 160 \b@LL
>>>81 byte &0x08 \b progressive
>>>81 byte ^0x08 \b interlaced
>>>81 byte&0x06 2 \b Y'CbCr 4:2:0 video
>>>81 byte&0x06 4 \b Y'CbCr 4:2:2 video
>>>81 byte&0x06 6 \b Y'CbCr 4:4:4 video
>>4 belong&0xFFFFFF00 0x78043800 \b, HD-TV 1920P
>>>7 byte&0xF0 0x10 \b, 16:9
>>4 belong&0xFFFFFF00 0x50002D00 \b, SD-TV 1280I
>>>7 byte&0xF0 0x10 \b, 16:9
>>4 belong&0xFFFFFF00 0x30024000 \b, PAL Capture
>>>7 byte&0xF0 0x10 \b, 4:3
>>4 beshort&0xFFF0 0x2C00 \b, 4CIF
>>>5 beshort&0x0FFF 0x01E0 \b NTSC
>>>5 beshort&0x0FFF 0x0240 \b PAL
>>>7 byte&0xF0 0x20 \b, 4:3
>>>7 byte&0xF0 0x30 \b, 16:9
>>>7 byte&0xF0 0x40 \b, 11:5
>>>7 byte&0xF0 0x80 \b, PAL 4:3
>>>7 byte&0xF0 0xC0 \b, NTSC 4:3
>>4 belong&0xFFFFFF00 0x2801E000 \b, LD-TV 640P
>>>7 byte&0xF0 0x10 \b, 4:3
>>4 belong&0xFFFFFF00 0x1400F000 \b, 320x240
>>>7 byte&0xF0 0x10 \b, 4:3
>>4 belong&0xFFFFFF00 0x0F00A000 \b, 240x160
>>>7 byte&0xF0 0x10 \b, 4:3
>>4 belong&0xFFFFFF00 0x0A007800 \b, 160x120
>>>7 byte&0xF0 0x10 \b, 4:3
>>4 beshort&0xFFF0 0x1600 \b, CIF
>>>5 beshort&0x0FFF 0x00F0 \b NTSC
>>>5 beshort&0x0FFF 0x0120 \b PAL
>>>7 byte&0xF0 0x20 \b, 4:3
>>>7 byte&0xF0 0x30 \b, 16:9
>>>7 byte&0xF0 0x40 \b, 11:5
>>>7 byte&0xF0 0x80 \b, PAL 4:3
>>>7 byte&0xF0 0xC0 \b, NTSC 4:3
>>>5 beshort&0x0FFF 0x0240 \b PAL 625
>>>>7 byte&0xF0 0x20 \b, 4:3
>>>>7 byte&0xF0 0x30 \b, 16:9
>>>>7 byte&0xF0 0x40 \b, 11:5
>>4 beshort&0xFFF0 0x2D00 \b, CCIR/ITU
>>>5 beshort&0x0FFF 0x01E0 \b NTSC 525
>>>5 beshort&0x0FFF 0x0240 \b PAL 625
>>>7 byte&0xF0 0x20 \b, 4:3
>>>7 byte&0xF0 0x30 \b, 16:9
>>>7 byte&0xF0 0x40 \b, 11:5
>>4 beshort&0xFFF0 0x1E00 \b, SVCD
>>>5 beshort&0x0FFF 0x01E0 \b NTSC 525
>>>5 beshort&0x0FFF 0x0240 \b PAL 625
>>>7 byte&0xF0 0x20 \b, 4:3
>>>7 byte&0xF0 0x30 \b, 16:9
>>>7 byte&0xF0 0x40 \b, 11:5
>>7 byte&0x0F 1 \b, 23.976 fps
>>7 byte&0x0F 2 \b, 24 fps
>>7 byte&0x0F 3 \b, 25 fps
>>7 byte&0x0F 4 \b, 29.97 fps
>>7 byte&0x0F 5 \b, 30 fps
>>7 byte&0x0F 6 \b, 50 fps
>>7 byte&0x0F 7 \b, 59.94 fps
>>7 byte&0x0F 8 \b, 60 fps
>>11 byte &0x04 \b, Constrained
# MPEG ADTS Audio (*.mpx/mxa/aac)
# from dreesen@math.fu-berlin.de
# modified to fully support MPEG ADTS
# MP3, M1A
0 beshort&0xFFFE 0xFFFA MPEG ADTS, layer III, v1
# rates
>2 byte&0xF0 0x10 \b, 32 kBits
>2 byte&0xF0 0x20 \b, 40 kBits
>2 byte&0xF0 0x30 \b, 48 kBits
>2 byte&0xF0 0x40 \b, 56 kBits
>2 byte&0xF0 0x50 \b, 64 kBits
>2 byte&0xF0 0x60 \b, 80 kBits
>2 byte&0xF0 0x70 \b, 96 kBits
>2 byte&0xF0 0x80 \b, 112 kBits
>2 byte&0xF0 0x90 \b, 128 kBits
>2 byte&0xF0 0xA0 \b, 160 kBits
>2 byte&0xF0 0xB0 \b, 192 kBits
>2 byte&0xF0 0xC0 \b, 224 kBits
>2 byte&0xF0 0xD0 \b, 256 kBits
>2 byte&0xF0 0xE0 \b, 320 kBits
# timing
>2 byte&0x0C 0x00 \b, 44.1 kHz
>2 byte&0x0C 0x04 \b, 48 kHz
>2 byte&0x0C 0x08 \b, 32 kHz
# channels/options
>3 byte&0xC0 0x00 \b, Stereo
>3 byte&0xC0 0x40 \b, JntStereo
>3 byte&0xC0 0x80 \b, 2x Monaural
>3 byte&0xC0 0xC0 \b, Monaural
#>1 byte ^0x01 \b, Data Verify
#>2 byte &0x02 \b, Packet Pad
#>2 byte &0x01 \b, Custom Flag
#>3 byte &0x08 \b, Copyrighted
#>3 byte &0x04 \b, Original Source
#>3 byte&0x03 1 \b, NR: 50/15 ms
#>3 byte&0x03 3 \b, NR: CCIT J.17
# MP2, M1A
0 beshort&0xFFFE 0xFFFC MPEG ADTS, layer II, v1
# rates
>2 byte&0xF0 0x10 \b, 32 kBits
>2 byte&0xF0 0x20 \b, 48 kBits
>2 byte&0xF0 0x30 \b, 56 kBits
>2 byte&0xF0 0x40 \b, 64 kBits
>2 byte&0xF0 0x50 \b, 80 kBits
>2 byte&0xF0 0x60 \b, 96 kBits
>2 byte&0xF0 0x70 \b, 112 kBits
>2 byte&0xF0 0x80 \b, 128 kBits
>2 byte&0xF0 0x90 \b, 160 kBits
>2 byte&0xF0 0xA0 \b, 192 kBits
>2 byte&0xF0 0xB0 \b, 224 kBits
>2 byte&0xF0 0xC0 \b, 256 kBits
>2 byte&0xF0 0xD0 \b, 320 kBits
>2 byte&0xF0 0xE0 \b, 384 kBits
# timing
>2 byte&0x0C 0x00 \b, 44.1 kHz
>2 byte&0x0C 0x04 \b, 48 kHz
>2 byte&0x0C 0x08 \b, 32 kHz
# channels/options
>3 byte&0xC0 0x00 \b, Stereo
>3 byte&0xC0 0x40 \b, JntStereo
>3 byte&0xC0 0x80 \b, 2x Monaural
>3 byte&0xC0 0xC0 \b, Monaural
#>1 byte ^0x01 \b, Data Verify
#>2 byte &0x02 \b, Packet Pad
#>2 byte &0x01 \b, Custom Flag
#>3 byte &0x08 \b, Copyrighted
#>3 byte &0x04 \b, Original Source
#>3 byte&0x03 1 \b, NR: 50/15 ms
#>3 byte&0x03 3 \b, NR: CCIT J.17
# MPA, M1A
# modified by Joerg Jenderek
# GRR the original test are too common for many DOS files, so test 32 <= kbits <= 448
0 beshort&0xFFFE 0xFFFE
>2 byte&0xF0 >0x0F
>>2 byte&0xF0 <0xE1 MPEG ADTS, layer I, v1
# rate
>>>2 byte&0xF0 0x10 \b, 32 kBits
>>>2 byte&0xF0 0x20 \b, 64 kBits
>>>2 byte&0xF0 0x30 \b, 96 kBits
>>>2 byte&0xF0 0x40 \b, 128 kBits
>>>2 byte&0xF0 0x50 \b, 160 kBits
>>>2 byte&0xF0 0x60 \b, 192 kBits
>>>2 byte&0xF0 0x70 \b, 224 kBits
>>>2 byte&0xF0 0x80 \b, 256 kBits
>>>2 byte&0xF0 0x90 \b, 288 kBits
>>>2 byte&0xF0 0xA0 \b, 320 kBits
>>>2 byte&0xF0 0xB0 \b, 352 kBits
>>>2 byte&0xF0 0xC0 \b, 384 kBits
>>>2 byte&0xF0 0xD0 \b, 416 kBits
>>>2 byte&0xF0 0xE0 \b, 448 kBits
# timing
>>>2 byte&0x0C 0x00 \b, 44.1 kHz
>>>2 byte&0x0C 0x04 \b, 48 kHz
>>>2 byte&0x0C 0x08 \b, 32 kHz
# channels/options
>>>3 byte&0xC0 0x00 \b, Stereo
>>>3 byte&0xC0 0x40 \b, JntStereo
>>>3 byte&0xC0 0x80 \b, 2x Monaural
>>>3 byte&0xC0 0xC0 \b, Monaural
#>1 byte ^0x01 \b, Data Verify
#>2 byte &0x02 \b, Packet Pad
#>2 byte &0x01 \b, Custom Flag
#>3 byte &0x08 \b, Copyrighted
#>3 byte &0x04 \b, Original Source
#>3 byte&0x03 1 \b, NR: 50/15 ms
#>3 byte&0x03 3 \b, NR: CCIT J.17
# MP3, M2A
0 beshort&0xFFFE 0xFFF2 MPEG ADTS, layer III, v2
# rate
>2 byte&0xF0 0x10 \b, 8 kBits
>2 byte&0xF0 0x20 \b, 16 kBits
>2 byte&0xF0 0x30 \b, 24 kBits
>2 byte&0xF0 0x40 \b, 32 kBits
>2 byte&0xF0 0x50 \b, 40 kBits
>2 byte&0xF0 0x60 \b, 48 kBits
>2 byte&0xF0 0x70 \b, 56 kBits
>2 byte&0xF0 0x80 \b, 64 kBits
>2 byte&0xF0 0x90 \b, 80 kBits
>2 byte&0xF0 0xA0 \b, 96 kBits
>2 byte&0xF0 0xB0 \b, 112 kBits
>2 byte&0xF0 0xC0 \b, 128 kBits
>2 byte&0xF0 0xD0 \b, 144 kBits
>2 byte&0xF0 0xE0 \b, 160 kBits
# timing
>2 byte&0x0C 0x00 \b, 22.05 kHz
>2 byte&0x0C 0x04 \b, 24 kHz
>2 byte&0x0C 0x08 \b, 16 kHz
# channels/options
>3 byte&0xC0 0x00 \b, Stereo
>3 byte&0xC0 0x40 \b, JntStereo
>3 byte&0xC0 0x80 \b, 2x Monaural
>3 byte&0xC0 0xC0 \b, Monaural
#>1 byte ^0x01 \b, Data Verify
#>2 byte &0x02 \b, Packet Pad
#>2 byte &0x01 \b, Custom Flag
#>3 byte &0x08 \b, Copyrighted
#>3 byte &0x04 \b, Original Source
#>3 byte&0x03 1 \b, NR: 50/15 ms
#>3 byte&0x03 3 \b, NR: CCIT J.17
# MP2, M2A
0 beshort&0xFFFE 0xFFF4 MPEG ADTS, layer II, v2
# rate
>2 byte&0xF0 0x10 \b, 8 kBits
>2 byte&0xF0 0x20 \b, 16 kBits
>2 byte&0xF0 0x30 \b, 24 kBits
>2 byte&0xF0 0x40 \b, 32 kBits
>2 byte&0xF0 0x50 \b, 40 kBits
>2 byte&0xF0 0x60 \b, 48 kBits
>2 byte&0xF0 0x70 \b, 56 kBits
>2 byte&0xF0 0x80 \b, 64 kBits
>2 byte&0xF0 0x90 \b, 80 kBits
>2 byte&0xF0 0xA0 \b, 96 kBits
>2 byte&0xF0 0xB0 \b, 112 kBits
>2 byte&0xF0 0xC0 \b, 128 kBits
>2 byte&0xF0 0xD0 \b, 144 kBits
>2 byte&0xF0 0xE0 \b, 160 kBits
# timing
>2 byte&0x0C 0x00 \b, 22.05 kHz
>2 byte&0x0C 0x04 \b, 24 kHz
>2 byte&0x0C 0x08 \b, 16 kHz
# channels/options
>3 byte&0xC0 0x00 \b, Stereo
>3 byte&0xC0 0x40 \b, JntStereo
>3 byte&0xC0 0x80 \b, 2x Monaural
>3 byte&0xC0 0xC0 \b, Monaural
#>1 byte ^0x01 \b, Data Verify
#>2 byte &0x02 \b, Packet Pad
#>2 byte &0x01 \b, Custom Flag
#>3 byte &0x08 \b, Copyrighted
#>3 byte &0x04 \b, Original Source
#>3 byte&0x03 1 \b, NR: 50/15 ms
#>3 byte&0x03 3 \b, NR: CCIT J.17
# MPA, M2A
0 beshort&0xFFFE 0xFFF6 MPEG ADTS, layer I, v2
# rate
>2 byte&0xF0 0x10 \b, 32 kBits
>2 byte&0xF0 0x20 \b, 48 kBits
>2 byte&0xF0 0x30 \b, 56 kBits
>2 byte&0xF0 0x40 \b, 64 kBits
>2 byte&0xF0 0x50 \b, 80 kBits
>2 byte&0xF0 0x60 \b, 96 kBits
>2 byte&0xF0 0x70 \b, 112 kBits
>2 byte&0xF0 0x80 \b, 128 kBits
>2 byte&0xF0 0x90 \b, 144 kBits
>2 byte&0xF0 0xA0 \b, 160 kBits
>2 byte&0xF0 0xB0 \b, 176 kBits
>2 byte&0xF0 0xC0 \b, 192 kBits
>2 byte&0xF0 0xD0 \b, 224 kBits
>2 byte&0xF0 0xE0 \b, 256 kBits
# timing
>2 byte&0x0C 0x00 \b, 22.05 kHz
>2 byte&0x0C 0x04 \b, 24 kHz
>2 byte&0x0C 0x08 \b, 16 kHz
# channels/options
>3 byte&0xC0 0x00 \b, Stereo
>3 byte&0xC0 0x40 \b, JntStereo
>3 byte&0xC0 0x80 \b, 2x Monaural
>3 byte&0xC0 0xC0 \b, Monaural
#>1 byte ^0x01 \b, Data Verify
#>2 byte &0x02 \b, Packet Pad
#>2 byte &0x01 \b, Custom Flag
#>3 byte &0x08 \b, Copyrighted
#>3 byte &0x04 \b, Original Source
#>3 byte&0x03 1 \b, NR: 50/15 ms
#>3 byte&0x03 3 \b, NR: CCIT J.17
# MP3, M25A
0 beshort&0xFFFE 0xFFE2 MPEG ADTS, layer III, v2.5
# rate
>2 byte&0xF0 0x10 \b, 8 kBits
>2 byte&0xF0 0x20 \b, 16 kBits
>2 byte&0xF0 0x30 \b, 24 kBits
>2 byte&0xF0 0x40 \b, 32 kBits
>2 byte&0xF0 0x50 \b, 40 kBits
>2 byte&0xF0 0x60 \b, 48 kBits
>2 byte&0xF0 0x70 \b, 56 kBits
>2 byte&0xF0 0x80 \b, 64 kBits
>2 byte&0xF0 0x90 \b, 80 kBits
>2 byte&0xF0 0xA0 \b, 96 kBits
>2 byte&0xF0 0xB0 \b, 112 kBits
>2 byte&0xF0 0xC0 \b, 128 kBits
>2 byte&0xF0 0xD0 \b, 144 kBits
>2 byte&0xF0 0xE0 \b, 160 kBits
# timing
>2 byte&0x0C 0x00 \b, 11.025 kHz
>2 byte&0x0C 0x04 \b, 12 kHz
>2 byte&0x0C 0x08 \b, 8 kHz
# channels/options
>3 byte&0xC0 0x00 \b, Stereo
>3 byte&0xC0 0x40 \b, JntStereo
>3 byte&0xC0 0x80 \b, 2x Monaural
>3 byte&0xC0 0xC0 \b, Monaural
#>1 byte ^0x01 \b, Data Verify
#>2 byte &0x02 \b, Packet Pad
#>2 byte &0x01 \b, Custom Flag
#>3 byte &0x08 \b, Copyrighted
#>3 byte &0x04 \b, Original Source
#>3 byte&0x03 1 \b, NR: 50/15 ms
#>3 byte&0x03 3 \b, NR: CCIT J.17
# AAC (aka MPEG-2 NBC audio) and MPEG-4 audio
# Stored AAC streams (instead of the MP4 format)
0 string ADIF MPEG ADIF, AAC
>4 byte &0x80
>>13 byte &0x10 \b, VBR
>>13 byte ^0x10 \b, CBR
>>16 byte&0x1E 0x02 \b, single stream
>>16 byte&0x1E 0x04 \b, 2 streams
>>16 byte&0x1E 0x06 \b, 3 streams
>>16 byte &0x08 \b, 4 or more streams
>>16 byte &0x10 \b, 8 or more streams
>>4 byte &0x80 \b, Copyrighted
>>13 byte &0x40 \b, Original Source
>>13 byte &0x20 \b, Home Flag
>4 byte ^0x80
>>4 byte &0x10 \b, VBR
>>4 byte ^0x10 \b, CBR
>>7 byte&0x1E 0x02 \b, single stream
>>7 byte&0x1E 0x04 \b, 2 streams
>>7 byte&0x1E 0x06 \b, 3 streams
>>7 byte &0x08 \b, 4 or more streams
>>7 byte &0x10 \b, 8 or more streams
>>4 byte &0x40 \b, Original Stream(s)
>>4 byte &0x20 \b, Home Source
# Live or stored single AAC stream (used with MPEG-2 systems)
0 beshort&0xFFF6 0xFFF0 MPEG ADTS, AAC
>1 byte &0x08 \b, v2
>1 byte ^0x08 \b, v4
# profile
>>2 byte &0xC0 \b LTP
>2 byte&0xc0 0x00 \b Main
>2 byte&0xc0 0x40 \b LC
>2 byte&0xc0 0x80 \b SSR
# timing
>2 byte&0x3c 0x00 \b, 96 kHz
>2 byte&0x3c 0x04 \b, 88.2 kHz
>2 byte&0x3c 0x08 \b, 64 kHz
>2 byte&0x3c 0x0c \b, 48 kHz
>2 byte&0x3c 0x10 \b, 44.1 kHz
>2 byte&0x3c 0x14 \b, 32 kHz
>2 byte&0x3c 0x18 \b, 24 kHz
>2 byte&0x3c 0x1c \b, 22.05 kHz
>2 byte&0x3c 0x20 \b, 16 kHz
>2 byte&0x3c 0x24 \b, 12 kHz
>2 byte&0x3c 0x28 \b, 11.025 kHz
>2 byte&0x3c 0x2c \b, 8 kHz
# channels
>2 beshort&0x01c0 0x0040 \b, monaural
>2 beshort&0x01c0 0x0080 \b, stereo
>2 beshort&0x01c0 0x00c0 \b, stereo + center
>2 beshort&0x01c0 0x0100 \b, stereo+center+LFE
>2 beshort&0x01c0 0x0140 \b, surround
>2 beshort&0x01c0 0x0180 \b, surround + LFE
>2 beshort &0x01C0 \b, surround + side
#>1 byte ^0x01 \b, Data Verify
#>2 byte &0x02 \b, Custom Flag
#>3 byte &0x20 \b, Original Stream
#>3 byte &0x10 \b, Home Source
#>3 byte &0x08 \b, Copyrighted
# Live MPEG-4 audio streams (instead of RTP FlexMux)
0 beshort&0xFFE0 0x56E0 MPEG-4 LOAS
#>1 beshort&0x1FFF x \b, %u byte packet
>3 byte&0xE0 0x40
>>4 byte&0x3C 0x04 \b, single stream
>>4 byte&0x3C 0x08 \b, 2 streams
>>4 byte&0x3C 0x0C \b, 3 streams
>>4 byte &0x08 \b, 4 or more streams
>>4 byte &0x20 \b, 8 or more streams
>3 byte&0xC0 0
>>4 byte&0x78 0x08 \b, single stream
>>4 byte&0x78 0x10 \b, 2 streams
>>4 byte&0x78 0x18 \b, 3 streams
>>4 byte &0x20 \b, 4 or more streams
>>4 byte &0x40 \b, 8 or more streams
0 beshort 0x4DE1 MPEG-4 LO-EP audio stream
# FLI animation format
4 leshort 0xAF11 FLI file
>6 leshort x - %d frames,
>8 leshort x width=%d pixels,
>10 leshort x height=%d pixels,
>12 leshort x depth=%d,
>16 leshort x ticks/frame=%d
# FLC animation format
4 leshort 0xAF12 FLC file
>6 leshort x - %d frames
>8 leshort x width=%d pixels,
>10 leshort x height=%d pixels,
>12 leshort x depth=%d,
>16 leshort x ticks/frame=%d
# DL animation format
# XXX - collision with most `mips' magic
#
# I couldn't find a real magic number for these, however, this
# -appears- to work. Note that it might catch other files, too, so be
# careful!
#
# Note that title and author appear in the two 20-byte chunks
# at decimal offsets 2 and 22, respectively, but they are XOR'ed with
# 255 (hex FF)! The DL format is really bad.
#
#0 byte 1 DL version 1, medium format (160x100, 4 images/screen)
#>42 byte x - %d screens,
#>43 byte x %d commands
#0 byte 2 DL version 2
#>1 byte 1 - large format (320x200,1 image/screen),
#>1 byte 2 - medium format (160x100,4 images/screen),
#>1 byte >2 - unknown format,
#>42 byte x %d screens,
#>43 byte x %d commands
# Based on empirical evidence, DL version 3 have several nulls following the
# \003. Most of them start with non-null values at hex offset 0x34 or so.
#0 string \3\0\0\0\0\0\0\0\0\0\0\0 DL version 3
# iso 13818 transport stream
#
# from Oskar Schirmer <schirmer@scara.com> Feb 3, 2001 (ISO 13818.1)
# (the following is a little bit restrictive and works fine for a stream
# that starts with PAT properly. it won't work for stream data, that is
# cut from an input device data right in the middle, but this shouldn't
# disturb)
# syncbyte 8 bit 0x47
# error_ind 1 bit -
# payload_start 1 bit 1
# priority 1 bit -
# PID 13 bit 0x0000
# scrambling 2 bit -
# adaptfld_ctrl 2 bit 1 or 3
# conti_count 4 bit 0
0 belong&0xFF5FFF1F 0x47400010 MPEG transport stream data
>188 byte !0x47 CORRUPTED
# DIF digital video file format <mpruett@sgi.com>
0 belong&0xffffff00 0x1f070000 DIF
>4 byte &0x01 (DVCPRO) movie file
>4 byte ^0x01 (DV) movie file
>3 byte &0x80 (PAL)
>3 byte ^0x80 (NTSC)
# Microsoft Advanced Streaming Format (ASF) <mpruett@sgi.com>
0 belong 0x3026b275 Microsoft ASF
# MNG Video Format, <URL:http://www.libpng.org/pub/mng/spec/>
0 string \x8aMNG MNG video data,
>4 belong !0x0d0a1a0a CORRUPTED,
>4 belong 0x0d0a1a0a
>>16 belong x %ld x
>>20 belong x %ld
# JNG Video Format, <URL:http://www.libpng.org/pub/mng/spec/>
0 string \x8bJNG JNG video data,
>4 belong !0x0d0a1a0a CORRUPTED,
>4 belong 0x0d0a1a0a
>>16 belong x %ld x
>>20 belong x %ld
# Vivo video (Wolfram Kleff)
3 string \x0D\x0AVersion:Vivo Vivo video data
# VRML (Virtual Reality Modelling Language)
0 string/b #VRML\ V1.0\ ascii VRML 1 file
0 string/b #VRML\ V2.0\ utf8 ISO/IEC 14772 VRML 97 file
#---------------------------------------------------------------------------
# HVQM4: compressed movie format designed by Hudson for Nintendo GameCube
# From Mark Sheppard <msheppard@climax.co.uk>, 2002-10-03
#
0 string HVQM4 %s
>6 string >\0 v%s
>0 byte x GameCube movie,
>0x34 ubeshort x %d x
>0x36 ubeshort x %d,
>0x26 ubeshort x %dµs,
>0x42 ubeshort 0 no audio
>0x42 ubeshort >0 %dHz audio
# From: "Stefan A. Haubenthal" <polluks@web.de>
0 string DVDVIDEO-VTS Video title set,
>0x21 byte x v%x
0 string DVDVIDEO-VMG Video manager,
>0x21 byte x v%x
|