| blob | 46b23ecd507ca874afbeb856823818af3d4cf8e2 |
2 #------------------------------------------------------------------------------
3 # animation: file(1) magic for animation/movie formats
4 #
5 # animation formats
6 # MPEG, FLI, DL originally from vax@ccwf.cc.utexas.edu (VaX#n8)
7 # FLC, SGI, Apple originally from Daniel Quinlan (quinlan@yggdrasil.com)
9 # SGI and Apple formats
10 0 string MOVI Silicon Graphics movie file
11 !:mime video/x-sgi-movie
12 4 string moov Apple QuickTime
13 !:mime video/quicktime
14 >12 string mvhd \b movie (fast start)
15 >12 string mdra \b URL
16 >12 string cmov \b movie (fast start, compressed header)
17 >12 string rmra \b multiple URLs
18 4 string mdat Apple QuickTime movie (unoptimized)
19 !:mime video/quicktime
20 #4 string wide Apple QuickTime movie (unoptimized)
21 #!:mime video/quicktime
22 #4 string skip Apple QuickTime movie (modified)
23 #!:mime video/quicktime
24 #4 string free Apple QuickTime movie (modified)
25 #!:mime video/quicktime
26 4 string idsc Apple QuickTime image (fast start)
27 !:mime image/x-quicktime
28 #4 string idat Apple QuickTime image (unoptimized)
29 #!:mime image/x-quicktime
30 4 string pckg Apple QuickTime compressed archive
31 !:mime application/x-quicktime-player
32 4 string/B jP JPEG 2000 image
33 !:mime image/jp2
34 4 string ftyp ISO Media
35 >8 string isom \b, MPEG v4 system, version 1
36 !:mime video/mp4
37 >8 string iso2 \b, MPEG v4 system, part 12 revision
38 >8 string mp41 \b, MPEG v4 system, version 1
39 !:mime video/mp4
40 >8 string mp42 \b, MPEG v4 system, version 2
41 !:mime video/mp4
42 >8 string mp7t \b, MPEG v4 system, MPEG v7 XML
43 >8 string mp7b \b, MPEG v4 system, MPEG v7 binary XML
44 >8 string/B jp2 \b, JPEG 2000
45 !:mime image/jp2
46 >8 string 3gp \b, MPEG v4 system, 3GPP
47 !:mime video/3gpp
48 >>11 byte 4 \b v4 (H.263/AMR GSM 6.10)
49 >>11 byte 5 \b v5 (H.263/AMR GSM 6.10)
50 >>11 byte 6 \b v6 (ITU H.264/AMR GSM 6.10)
51 >8 string mmp4 \b, MPEG v4 system, 3GPP Mobile
52 !:mime video/mp4
53 >8 string avc1 \b, MPEG v4 system, 3GPP JVT AVC
54 !:mime video/3gpp
55 >8 string/B M4A \b, MPEG v4 system, iTunes AAC-LC
56 !:mime audio/mp4
57 >8 string/B M4V \b, MPEG v4 system, iTunes AVC-LC
58 !:mime video/mp4
59 >8 string/B M4P \b, MPEG v4 system, iTunes AES encrypted
60 >8 string/B M4B \b, MPEG v4 system, iTunes bookmarked
61 >8 string/B qt \b, Apple QuickTime movie
62 !:mime video/quicktime
64 # MPEG sequences
65 # Scans for all common MPEG header start codes
66 0 belong 0x00000001
67 >4 byte&0x1F 0x07 JVT NAL sequence, H.264 video
68 >>5 byte 66 \b, baseline
69 >>5 byte 77 \b, main
70 >>5 byte 88 \b, extended
71 >>7 byte x \b @ L %u
72 0 belong&0xFFFFFF00 0x00000100
73 >3 byte 0xBA MPEG sequence
74 >>4 byte &0x40 \b, v2, program multiplex
75 >>4 byte ^0x40 \b, v1, system multiplex
76 >3 byte 0xBB MPEG sequence, v1/2, multiplex (missing pack header)
77 >3 byte&0x1F 0x07 MPEG sequence, H.264 video
78 >>4 byte 66 \b, baseline
79 >>4 byte 77 \b, main
80 >>4 byte 88 \b, extended
81 >>6 byte x \b @ L %u
82 >3 byte 0xB0 MPEG sequence, v4
83 >>5 belong 0x000001B5
84 >>>9 byte &0x80
85 >>>>10 byte&0xF0 16 \b, video
86 >>>>10 byte&0xF0 32 \b, still texture
87 >>>>10 byte&0xF0 48 \b, mesh
88 >>>>10 byte&0xF0 64 \b, face
89 >>>9 byte&0xF8 8 \b, video
90 >>>9 byte&0xF8 16 \b, still texture
91 >>>9 byte&0xF8 24 \b, mesh
92 >>>9 byte&0xF8 32 \b, face
93 >>4 byte 1 \b, simple @ L1
94 >>4 byte 2 \b, simple @ L2
95 >>4 byte 3 \b, simple @ L3
96 >>4 byte 4 \b, simple @ L0
97 >>4 byte 17 \b, simple scalable @ L1
98 >>4 byte 18 \b, simple scalable @ L2
99 >>4 byte 33 \b, core @ L1
100 >>4 byte 34 \b, core @ L2
101 >>4 byte 50 \b, main @ L2
102 >>4 byte 51 \b, main @ L3
103 >>4 byte 53 \b, main @ L4
104 >>4 byte 66 \b, n-bit @ L2
105 >>4 byte 81 \b, scalable texture @ L1
106 >>4 byte 97 \b, simple face animation @ L1
107 >>4 byte 98 \b, simple face animation @ L2
108 >>4 byte 99 \b, simple face basic animation @ L1
109 >>4 byte 100 \b, simple face basic animation @ L2
110 >>4 byte 113 \b, basic animation text @ L1
111 >>4 byte 114 \b, basic animation text @ L2
112 >>4 byte 129 \b, hybrid @ L1
113 >>4 byte 130 \b, hybrid @ L2
114 >>4 byte 145 \b, advanced RT simple @ L!
115 >>4 byte 146 \b, advanced RT simple @ L2
116 >>4 byte 147 \b, advanced RT simple @ L3
117 >>4 byte 148 \b, advanced RT simple @ L4
118 >>4 byte 161 \b, core scalable @ L1
119 >>4 byte 162 \b, core scalable @ L2
120 >>4 byte 163 \b, core scalable @ L3
121 >>4 byte 177 \b, advanced coding efficiency @ L1
122 >>4 byte 178 \b, advanced coding efficiency @ L2
123 >>4 byte 179 \b, advanced coding efficiency @ L3
124 >>4 byte 180 \b, advanced coding efficiency @ L4
125 >>4 byte 193 \b, advanced core @ L1
126 >>4 byte 194 \b, advanced core @ L2
127 >>4 byte 209 \b, advanced scalable texture @ L1
128 >>4 byte 210 \b, advanced scalable texture @ L2
129 >>4 byte 211 \b, advanced scalable texture @ L3
130 >>4 byte 225 \b, simple studio @ L1
131 >>4 byte 226 \b, simple studio @ L2
132 >>4 byte 227 \b, simple studio @ L3
133 >>4 byte 228 \b, simple studio @ L4
134 >>4 byte 229 \b, core studio @ L1
135 >>4 byte 230 \b, core studio @ L2
136 >>4 byte 231 \b, core studio @ L3
137 >>4 byte 232 \b, core studio @ L4
138 >>4 byte 240 \b, advanced simple @ L0
139 >>4 byte 241 \b, advanced simple @ L1
140 >>4 byte 242 \b, advanced simple @ L2
141 >>4 byte 243 \b, advanced simple @ L3
142 >>4 byte 244 \b, advanced simple @ L4
143 >>4 byte 245 \b, advanced simple @ L5
144 >>4 byte 247 \b, advanced simple @ L3b
145 >>4 byte 248 \b, FGS @ L0
146 >>4 byte 249 \b, FGS @ L1
147 >>4 byte 250 \b, FGS @ L2
148 >>4 byte 251 \b, FGS @ L3
149 >>4 byte 252 \b, FGS @ L4
150 >>4 byte 253 \b, FGS @ L5
151 >3 byte 0xB5 MPEG sequence, v4
152 >>4 byte &0x80
153 >>>5 byte&0xF0 16 \b, video (missing profile header)
154 >>>5 byte&0xF0 32 \b, still texture (missing profile header)
155 >>>5 byte&0xF0 48 \b, mesh (missing profile header)
156 >>>5 byte&0xF0 64 \b, face (missing profile header)
157 >>4 byte&0xF8 8 \b, video (missing profile header)
158 >>4 byte&0xF8 16 \b, still texture (missing profile header)
159 >>4 byte&0xF8 24 \b, mesh (missing profile header)
160 >>4 byte&0xF8 32 \b, face (missing profile header)
161 >3 byte 0xB3 MPEG sequence
162 >>12 belong 0x000001B8 \b, v1, progressive Y'CbCr 4:2:0 video
163 >>12 belong 0x000001B2 \b, v1, progressive Y'CbCr 4:2:0 video
164 >>12 belong 0x000001B5 \b, v2,
165 >>>16 byte&0x0F 1 \b HP
166 >>>16 byte&0x0F 2 \b Spt
167 >>>16 byte&0x0F 3 \b SNR
168 >>>16 byte&0x0F 4 \b MP
169 >>>16 byte&0x0F 5 \b SP
170 >>>17 byte&0xF0 64 \b@HL
171 >>>17 byte&0xF0 96 \b@H-14
172 >>>17 byte&0xF0 128 \b@ML
173 >>>17 byte&0xF0 160 \b@LL
174 >>>17 byte &0x08 \b progressive
175 >>>17 byte ^0x08 \b interlaced
176 >>>17 byte&0x06 2 \b Y'CbCr 4:2:0 video
177 >>>17 byte&0x06 4 \b Y'CbCr 4:2:2 video
178 >>>17 byte&0x06 6 \b Y'CbCr 4:4:4 video
179 >>11 byte &0x02
180 >>>75 byte &0x01
181 >>>>140 belong 0x000001B8 \b, v1, progressive Y'CbCr 4:2:0 video
182 >>>>140 belong 0x000001B2 \b, v1, progressive Y'CbCr 4:2:0 video
183 >>>>140 belong 0x000001B5 \b, v2,
184 >>>>>144 byte&0x0F 1 \b HP
185 >>>>>144 byte&0x0F 2 \b Spt
186 >>>>>144 byte&0x0F 3 \b SNR
187 >>>>>144 byte&0x0F 4 \b MP
188 >>>>>144 byte&0x0F 5 \b SP
189 >>>>>145 byte&0xF0 64 \b@HL
190 >>>>>145 byte&0xF0 96 \b@H-14
191 >>>>>145 byte&0xF0 128 \b@ML
192 >>>>>145 byte&0xF0 160 \b@LL
193 >>>>>145 byte &0x08 \b progressive
194 >>>>>145 byte ^0x08 \b interlaced
195 >>>>>145 byte&0x06 2 \b Y'CbCr 4:2:0 video
196 >>>>>145 byte&0x06 4 \b Y'CbCr 4:2:2 video
197 >>>>>145 byte&0x06 6 \b Y'CbCr 4:4:4 video
198 >>76 belong 0x000001B8 \b, v1, progressive Y'CbCr 4:2:0 video
199 >>76 belong 0x000001B2 \b, v1, progressive Y'CbCr 4:2:0 video
200 >>76 belong 0x000001B5 \b, v2,
201 >>>80 byte&0x0F 1 \b HP
202 >>>80 byte&0x0F 2 \b Spt
203 >>>80 byte&0x0F 3 \b SNR
204 >>>80 byte&0x0F 4 \b MP
205 >>>80 byte&0x0F 5 \b SP
206 >>>81 byte&0xF0 64 \b@HL
207 >>>81 byte&0xF0 96 \b@H-14
208 >>>81 byte&0xF0 128 \b@ML
209 >>>81 byte&0xF0 160 \b@LL
210 >>>81 byte &0x08 \b progressive
211 >>>81 byte ^0x08 \b interlaced
212 >>>81 byte&0x06 2 \b Y'CbCr 4:2:0 video
213 >>>81 byte&0x06 4 \b Y'CbCr 4:2:2 video
214 >>>81 byte&0x06 6 \b Y'CbCr 4:4:4 video
215 >>4 belong&0xFFFFFF00 0x78043800 \b, HD-TV 1920P
216 >>>7 byte&0xF0 0x10 \b, 16:9
217 >>4 belong&0xFFFFFF00 0x50002D00 \b, SD-TV 1280I
218 >>>7 byte&0xF0 0x10 \b, 16:9
219 >>4 belong&0xFFFFFF00 0x30024000 \b, PAL Capture
220 >>>7 byte&0xF0 0x10 \b, 4:3
221 >>4 beshort&0xFFF0 0x2C00 \b, 4CIF
222 >>>5 beshort&0x0FFF 0x01E0 \b NTSC
223 >>>5 beshort&0x0FFF 0x0240 \b PAL
224 >>>7 byte&0xF0 0x20 \b, 4:3
225 >>>7 byte&0xF0 0x30 \b, 16:9
226 >>>7 byte&0xF0 0x40 \b, 11:5
227 >>>7 byte&0xF0 0x80 \b, PAL 4:3
228 >>>7 byte&0xF0 0xC0 \b, NTSC 4:3
229 >>4 belong&0xFFFFFF00 0x2801E000 \b, LD-TV 640P
230 >>>7 byte&0xF0 0x10 \b, 4:3
231 >>4 belong&0xFFFFFF00 0x1400F000 \b, 320x240
232 >>>7 byte&0xF0 0x10 \b, 4:3
233 >>4 belong&0xFFFFFF00 0x0F00A000 \b, 240x160
234 >>>7 byte&0xF0 0x10 \b, 4:3
235 >>4 belong&0xFFFFFF00 0x0A007800 \b, 160x120
236 >>>7 byte&0xF0 0x10 \b, 4:3
237 >>4 beshort&0xFFF0 0x1600 \b, CIF
238 >>>5 beshort&0x0FFF 0x00F0 \b NTSC
239 >>>5 beshort&0x0FFF 0x0120 \b PAL
240 >>>7 byte&0xF0 0x20 \b, 4:3
241 >>>7 byte&0xF0 0x30 \b, 16:9
242 >>>7 byte&0xF0 0x40 \b, 11:5
243 >>>7 byte&0xF0 0x80 \b, PAL 4:3
244 >>>7 byte&0xF0 0xC0 \b, NTSC 4:3
245 >>>5 beshort&0x0FFF 0x0240 \b PAL 625
246 >>>>7 byte&0xF0 0x20 \b, 4:3
247 >>>>7 byte&0xF0 0x30 \b, 16:9
248 >>>>7 byte&0xF0 0x40 \b, 11:5
249 >>4 beshort&0xFFF0 0x2D00 \b, CCIR/ITU
250 >>>5 beshort&0x0FFF 0x01E0 \b NTSC 525
251 >>>5 beshort&0x0FFF 0x0240 \b PAL 625
252 >>>7 byte&0xF0 0x20 \b, 4:3
253 >>>7 byte&0xF0 0x30 \b, 16:9
254 >>>7 byte&0xF0 0x40 \b, 11:5
255 >>4 beshort&0xFFF0 0x1E00 \b, SVCD
256 >>>5 beshort&0x0FFF 0x01E0 \b NTSC 525
257 >>>5 beshort&0x0FFF 0x0240 \b PAL 625
258 >>>7 byte&0xF0 0x20 \b, 4:3
259 >>>7 byte&0xF0 0x30 \b, 16:9
260 >>>7 byte&0xF0 0x40 \b, 11:5
261 >>7 byte&0x0F 1 \b, 23.976 fps
262 >>7 byte&0x0F 2 \b, 24 fps
263 >>7 byte&0x0F 3 \b, 25 fps
264 >>7 byte&0x0F 4 \b, 29.97 fps
265 >>7 byte&0x0F 5 \b, 30 fps
266 >>7 byte&0x0F 6 \b, 50 fps
267 >>7 byte&0x0F 7 \b, 59.94 fps
268 >>7 byte&0x0F 8 \b, 60 fps
269 >>11 byte &0x04 \b, Constrained
271 # MPEG ADTS Audio (*.mpx/mxa/aac)
272 # from dreesen@math.fu-berlin.de
273 # modified to fully support MPEG ADTS
275 # MP3, M1A
276 # modified by Joerg Jenderek
277 # GRR the original test are too common for many DOS files
278 # so don't accept as MP3 until we've tested the rate
279 0 beshort&0xFFFE 0xFFFA
280 # rates
281 >2 byte&0xF0 0x10 MPEG ADTS, layer III, v1, 32 kbps
282 !:mime audio/mpeg
283 >2 byte&0xF0 0x20 MPEG ADTS, layer III, v1, 40 kbps
284 !:mime audio/mpeg
285 >2 byte&0xF0 0x30 MPEG ADTS, layer III, v1, 48 kbps
286 !:mime audio/mpeg
287 >2 byte&0xF0 0x40 MPEG ADTS, layer III, v1, 56 kbps
288 !:mime audio/mpeg
289 >2 byte&0xF0 0x50 MPEG ADTS, layer III, v1, 64 kbps
290 !:mime audio/mpeg
291 >2 byte&0xF0 0x60 MPEG ADTS, layer III, v1, 80 kbps
292 !:mime audio/mpeg
293 >2 byte&0xF0 0x70 MPEG ADTS, layer III, v1, 96 kbps
294 !:mime audio/mpeg
295 >2 byte&0xF0 0x80 MPEG ADTS, layer III, v1, 112 kbps
296 !:mime audio/mpeg
297 >2 byte&0xF0 0x90 MPEG ADTS, layer III, v1, 128 kbps
298 !:mime audio/mpeg
299 >2 byte&0xF0 0xA0 MPEG ADTS, layer III, v1, 160 kbps
300 !:mime audio/mpeg
301 >2 byte&0xF0 0xB0 MPEG ADTS, layer III, v1, 192 kbps
302 !:mime audio/mpeg
303 >2 byte&0xF0 0xC0 MPEG ADTS, layer III, v1, 224 kbps
304 !:mime audio/mpeg
305 >2 byte&0xF0 0xD0 MPEG ADTS, layer III, v1, 256 kbps
306 !:mime audio/mpeg
307 >2 byte&0xF0 0xE0 MPEG ADTS, layer III, v1, 320 kbps
308 !:mime audio/mpeg
309 # timing
310 >2 byte&0x0C 0x00 \b, 44.1 kHz
311 >2 byte&0x0C 0x04 \b, 48 kHz
312 >2 byte&0x0C 0x08 \b, 32 kHz
313 # channels/options
314 >3 byte&0xC0 0x00 \b, Stereo
315 >3 byte&0xC0 0x40 \b, JntStereo
316 >3 byte&0xC0 0x80 \b, 2x Monaural
317 >3 byte&0xC0 0xC0 \b, Monaural
318 #>1 byte ^0x01 \b, Data Verify
319 #>2 byte &0x02 \b, Packet Pad
320 #>2 byte &0x01 \b, Custom Flag
321 #>3 byte &0x08 \b, Copyrighted
322 #>3 byte &0x04 \b, Original Source
323 #>3 byte&0x03 1 \b, NR: 50/15 ms
324 #>3 byte&0x03 3 \b, NR: CCIT J.17
326 # MP2, M1A
327 0 beshort&0xFFFE 0xFFFC MPEG ADTS, layer II, v1
328 !:mime audio/mpeg
329 # rates
330 >2 byte&0xF0 0x10 \b, 32 kbps
331 >2 byte&0xF0 0x20 \b, 48 kbps
332 >2 byte&0xF0 0x30 \b, 56 kbps
333 >2 byte&0xF0 0x40 \b, 64 kbps
334 >2 byte&0xF0 0x50 \b, 80 kbps
335 >2 byte&0xF0 0x60 \b, 96 kbps
336 >2 byte&0xF0 0x70 \b, 112 kbps
337 >2 byte&0xF0 0x80 \b, 128 kbps
338 >2 byte&0xF0 0x90 \b, 160 kbps
339 >2 byte&0xF0 0xA0 \b, 192 kbps
340 >2 byte&0xF0 0xB0 \b, 224 kbps
341 >2 byte&0xF0 0xC0 \b, 256 kbps
342 >2 byte&0xF0 0xD0 \b, 320 kbps
343 >2 byte&0xF0 0xE0 \b, 384 kbps
344 # timing
345 >2 byte&0x0C 0x00 \b, 44.1 kHz
346 >2 byte&0x0C 0x04 \b, 48 kHz
347 >2 byte&0x0C 0x08 \b, 32 kHz
348 # channels/options
349 >3 byte&0xC0 0x00 \b, Stereo
350 >3 byte&0xC0 0x40 \b, JntStereo
351 >3 byte&0xC0 0x80 \b, 2x Monaural
352 >3 byte&0xC0 0xC0 \b, Monaural
353 #>1 byte ^0x01 \b, Data Verify
354 #>2 byte &0x02 \b, Packet Pad
355 #>2 byte &0x01 \b, Custom Flag
356 #>3 byte &0x08 \b, Copyrighted
357 #>3 byte &0x04 \b, Original Source
358 #>3 byte&0x03 1 \b, NR: 50/15 ms
359 #>3 byte&0x03 3 \b, NR: CCIT J.17
361 # MPA, M1A
362 # updated by Joerg Jenderek
363 # GRR the original test are too common for many DOS files, so test 32 <= kbits <= 448
364 # GRR this test is still too general as it catches a BOM of UTF-16 files (0xFFFE)
365 # FIXME: Almost all little endian UTF-16 text with BOM are clobbered by these entries
366 #0 beshort&0xFFFE 0xFFFE
367 #>2 ubyte&0xF0 >0x0F
368 #>>2 ubyte&0xF0 <0xE1 MPEG ADTS, layer I, v1
369 ## rate
370 #>>>2 byte&0xF0 0x10 \b, 32 kbps
371 #>>>2 byte&0xF0 0x20 \b, 64 kbps
372 #>>>2 byte&0xF0 0x30 \b, 96 kbps
373 #>>>2 byte&0xF0 0x40 \b, 128 kbps
374 #>>>2 byte&0xF0 0x50 \b, 160 kbps
375 #>>>2 byte&0xF0 0x60 \b, 192 kbps
376 #>>>2 byte&0xF0 0x70 \b, 224 kbps
377 #>>>2 byte&0xF0 0x80 \b, 256 kbps
378 #>>>2 byte&0xF0 0x90 \b, 288 kbps
379 #>>>2 byte&0xF0 0xA0 \b, 320 kbps
380 #>>>2 byte&0xF0 0xB0 \b, 352 kbps
381 #>>>2 byte&0xF0 0xC0 \b, 384 kbps
382 #>>>2 byte&0xF0 0xD0 \b, 416 kbps
383 #>>>2 byte&0xF0 0xE0 \b, 448 kbps
384 ## timing
385 #>>>2 byte&0x0C 0x00 \b, 44.1 kHz
386 #>>>2 byte&0x0C 0x04 \b, 48 kHz
387 #>>>2 byte&0x0C 0x08 \b, 32 kHz
388 ## channels/options
389 #>>>3 byte&0xC0 0x00 \b, Stereo
390 #>>>3 byte&0xC0 0x40 \b, JntStereo
391 #>>>3 byte&0xC0 0x80 \b, 2x Monaural
392 #>>>3 byte&0xC0 0xC0 \b, Monaural
393 ##>1 byte ^0x01 \b, Data Verify
394 ##>2 byte &0x02 \b, Packet Pad
395 ##>2 byte &0x01 \b, Custom Flag
396 ##>3 byte &0x08 \b, Copyrighted
397 ##>3 byte &0x04 \b, Original Source
398 ##>3 byte&0x03 1 \b, NR: 50/15 ms
399 ##>3 byte&0x03 3 \b, NR: CCIT J.17
401 # MP3, M2A
402 0 beshort&0xFFFE 0xFFF2 MPEG ADTS, layer III, v2
403 !:mime audio/mpeg
404 # rate
405 >2 byte&0xF0 0x10 \b, 8 kbps
406 >2 byte&0xF0 0x20 \b, 16 kbps
407 >2 byte&0xF0 0x30 \b, 24 kbps
408 >2 byte&0xF0 0x40 \b, 32 kbps
409 >2 byte&0xF0 0x50 \b, 40 kbps
410 >2 byte&0xF0 0x60 \b, 48 kbps
411 >2 byte&0xF0 0x70 \b, 56 kbps
412 >2 byte&0xF0 0x80 \b, 64 kbps
413 >2 byte&0xF0 0x90 \b, 80 kbps
414 >2 byte&0xF0 0xA0 \b, 96 kbps
415 >2 byte&0xF0 0xB0 \b, 112 kbps
416 >2 byte&0xF0 0xC0 \b, 128 kbps
417 >2 byte&0xF0 0xD0 \b, 144 kbps
418 >2 byte&0xF0 0xE0 \b, 160 kbps
419 # timing
420 >2 byte&0x0C 0x00 \b, 22.05 kHz
421 >2 byte&0x0C 0x04 \b, 24 kHz
422 >2 byte&0x0C 0x08 \b, 16 kHz
423 # channels/options
424 >3 byte&0xC0 0x00 \b, Stereo
425 >3 byte&0xC0 0x40 \b, JntStereo
426 >3 byte&0xC0 0x80 \b, 2x Monaural
427 >3 byte&0xC0 0xC0 \b, Monaural
428 #>1 byte ^0x01 \b, Data Verify
429 #>2 byte &0x02 \b, Packet Pad
430 #>2 byte &0x01 \b, Custom Flag
431 #>3 byte &0x08 \b, Copyrighted
432 #>3 byte &0x04 \b, Original Source
433 #>3 byte&0x03 1 \b, NR: 50/15 ms
434 #>3 byte&0x03 3 \b, NR: CCIT J.17
436 # MP2, M2A
437 0 beshort&0xFFFE 0xFFF4 MPEG ADTS, layer II, v2
438 # rate
439 >2 byte&0xF0 0x10 \b, 8 kbps
440 >2 byte&0xF0 0x20 \b, 16 kbps
441 >2 byte&0xF0 0x30 \b, 24 kbps
442 >2 byte&0xF0 0x40 \b, 32 kbps
443 >2 byte&0xF0 0x50 \b, 40 kbps
444 >2 byte&0xF0 0x60 \b, 48 kbps
445 >2 byte&0xF0 0x70 \b, 56 kbps
446 >2 byte&0xF0 0x80 \b, 64 kbps
447 >2 byte&0xF0 0x90 \b, 80 kbps
448 >2 byte&0xF0 0xA0 \b, 96 kbps
449 >2 byte&0xF0 0xB0 \b, 112 kbps
450 >2 byte&0xF0 0xC0 \b, 128 kbps
451 >2 byte&0xF0 0xD0 \b, 144 kbps
452 >2 byte&0xF0 0xE0 \b, 160 kbps
453 # timing
454 >2 byte&0x0C 0x00 \b, 22.05 kHz
455 >2 byte&0x0C 0x04 \b, 24 kHz
456 >2 byte&0x0C 0x08 \b, 16 kHz
457 # channels/options
458 >3 byte&0xC0 0x00 \b, Stereo
459 >3 byte&0xC0 0x40 \b, JntStereo
460 >3 byte&0xC0 0x80 \b, 2x Monaural
461 >3 byte&0xC0 0xC0 \b, Monaural
462 #>1 byte ^0x01 \b, Data Verify
463 #>2 byte &0x02 \b, Packet Pad
464 #>2 byte &0x01 \b, Custom Flag
465 #>3 byte &0x08 \b, Copyrighted
466 #>3 byte &0x04 \b, Original Source
467 #>3 byte&0x03 1 \b, NR: 50/15 ms
468 #>3 byte&0x03 3 \b, NR: CCIT J.17
470 # MPA, M2A
471 0 beshort&0xFFFE 0xFFF6 MPEG ADTS, layer I, v2
472 # rate
473 >2 byte&0xF0 0x10 \b, 32 kbps
474 >2 byte&0xF0 0x20 \b, 48 kbps
475 >2 byte&0xF0 0x30 \b, 56 kbps
476 >2 byte&0xF0 0x40 \b, 64 kbps
477 >2 byte&0xF0 0x50 \b, 80 kbps
478 >2 byte&0xF0 0x60 \b, 96 kbps
479 >2 byte&0xF0 0x70 \b, 112 kbps
480 >2 byte&0xF0 0x80 \b, 128 kbps
481 >2 byte&0xF0 0x90 \b, 144 kbps
482 >2 byte&0xF0 0xA0 \b, 160 kbps
483 >2 byte&0xF0 0xB0 \b, 176 kbps
484 >2 byte&0xF0 0xC0 \b, 192 kbps
485 >2 byte&0xF0 0xD0 \b, 224 kbps
486 >2 byte&0xF0 0xE0 \b, 256 kbps
487 # timing
488 >2 byte&0x0C 0x00 \b, 22.05 kHz
489 >2 byte&0x0C 0x04 \b, 24 kHz
490 >2 byte&0x0C 0x08 \b, 16 kHz
491 # channels/options
492 >3 byte&0xC0 0x00 \b, Stereo
493 >3 byte&0xC0 0x40 \b, JntStereo
494 >3 byte&0xC0 0x80 \b, 2x Monaural
495 >3 byte&0xC0 0xC0 \b, Monaural
496 #>1 byte ^0x01 \b, Data Verify
497 #>2 byte &0x02 \b, Packet Pad
498 #>2 byte &0x01 \b, Custom Flag
499 #>3 byte &0x08 \b, Copyrighted
500 #>3 byte &0x04 \b, Original Source
501 #>3 byte&0x03 1 \b, NR: 50/15 ms
502 #>3 byte&0x03 3 \b, NR: CCIT J.17
504 # MP3, M25A
505 0 beshort&0xFFFE 0xFFE2 MPEG ADTS, layer III, v2.5
506 # rate
507 >2 byte&0xF0 0x10 \b, 8 kbps
508 >2 byte&0xF0 0x20 \b, 16 kbps
509 >2 byte&0xF0 0x30 \b, 24 kbps
510 >2 byte&0xF0 0x40 \b, 32 kbps
511 >2 byte&0xF0 0x50 \b, 40 kbps
512 >2 byte&0xF0 0x60 \b, 48 kbps
513 >2 byte&0xF0 0x70 \b, 56 kbps
514 >2 byte&0xF0 0x80 \b, 64 kbps
515 >2 byte&0xF0 0x90 \b, 80 kbps
516 >2 byte&0xF0 0xA0 \b, 96 kbps
517 >2 byte&0xF0 0xB0 \b, 112 kbps
518 >2 byte&0xF0 0xC0 \b, 128 kbps
519 >2 byte&0xF0 0xD0 \b, 144 kbps
520 >2 byte&0xF0 0xE0 \b, 160 kbps
521 # timing
522 >2 byte&0x0C 0x00 \b, 11.025 kHz
523 >2 byte&0x0C 0x04 \b, 12 kHz
524 >2 byte&0x0C 0x08 \b, 8 kHz
525 # channels/options
526 >3 byte&0xC0 0x00 \b, Stereo
527 >3 byte&0xC0 0x40 \b, JntStereo
528 >3 byte&0xC0 0x80 \b, 2x Monaural
529 >3 byte&0xC0 0xC0 \b, Monaural
530 #>1 byte ^0x01 \b, Data Verify
531 #>2 byte &0x02 \b, Packet Pad
532 #>2 byte &0x01 \b, Custom Flag
533 #>3 byte &0x08 \b, Copyrighted
534 #>3 byte &0x04 \b, Original Source
535 #>3 byte&0x03 1 \b, NR: 50/15 ms
536 #>3 byte&0x03 3 \b, NR: CCIT J.17
538 # AAC (aka MPEG-2 NBC audio) and MPEG-4 audio
540 # Stored AAC streams (instead of the MP4 format)
541 0 string ADIF MPEG ADIF, AAC
542 !:mime audio/x-hx-aac-adif
543 >4 byte &0x80
544 >>13 byte &0x10 \b, VBR
545 >>13 byte ^0x10 \b, CBR
546 >>16 byte&0x1E 0x02 \b, single stream
547 >>16 byte&0x1E 0x04 \b, 2 streams
548 >>16 byte&0x1E 0x06 \b, 3 streams
549 >>16 byte &0x08 \b, 4 or more streams
550 >>16 byte &0x10 \b, 8 or more streams
551 >>4 byte &0x80 \b, Copyrighted
552 >>13 byte &0x40 \b, Original Source
553 >>13 byte &0x20 \b, Home Flag
554 >4 byte ^0x80
555 >>4 byte &0x10 \b, VBR
556 >>4 byte ^0x10 \b, CBR
557 >>7 byte&0x1E 0x02 \b, single stream
558 >>7 byte&0x1E 0x04 \b, 2 streams
559 >>7 byte&0x1E 0x06 \b, 3 streams
560 >>7 byte &0x08 \b, 4 or more streams
561 >>7 byte &0x10 \b, 8 or more streams
562 >>4 byte &0x40 \b, Original Stream(s)
563 >>4 byte &0x20 \b, Home Source
565 # Live or stored single AAC stream (used with MPEG-2 systems)
566 0 beshort&0xFFF6 0xFFF0 MPEG ADTS, AAC
567 !:mime audio/x-hx-aac-adts
568 >1 byte &0x08 \b, v2
569 >1 byte ^0x08 \b, v4
570 # profile
571 >>2 byte &0xC0 \b LTP
572 >2 byte&0xc0 0x00 \b Main
573 >2 byte&0xc0 0x40 \b LC
574 >2 byte&0xc0 0x80 \b SSR
575 # timing
576 >2 byte&0x3c 0x00 \b, 96 kHz
577 >2 byte&0x3c 0x04 \b, 88.2 kHz
578 >2 byte&0x3c 0x08 \b, 64 kHz
579 >2 byte&0x3c 0x0c \b, 48 kHz
580 >2 byte&0x3c 0x10 \b, 44.1 kHz
581 >2 byte&0x3c 0x14 \b, 32 kHz
582 >2 byte&0x3c 0x18 \b, 24 kHz
583 >2 byte&0x3c 0x1c \b, 22.05 kHz
584 >2 byte&0x3c 0x20 \b, 16 kHz
585 >2 byte&0x3c 0x24 \b, 12 kHz
586 >2 byte&0x3c 0x28 \b, 11.025 kHz
587 >2 byte&0x3c 0x2c \b, 8 kHz
588 # channels
589 >2 beshort&0x01c0 0x0040 \b, monaural
590 >2 beshort&0x01c0 0x0080 \b, stereo
591 >2 beshort&0x01c0 0x00c0 \b, stereo + center
592 >2 beshort&0x01c0 0x0100 \b, stereo+center+LFE
593 >2 beshort&0x01c0 0x0140 \b, surround
594 >2 beshort&0x01c0 0x0180 \b, surround + LFE
595 >2 beshort &0x01C0 \b, surround + side
596 #>1 byte ^0x01 \b, Data Verify
597 #>2 byte &0x02 \b, Custom Flag
598 #>3 byte &0x20 \b, Original Stream
599 #>3 byte &0x10 \b, Home Source
600 #>3 byte &0x08 \b, Copyrighted
602 # Live MPEG-4 audio streams (instead of RTP FlexMux)
603 0 beshort&0xFFE0 0x56E0 MPEG-4 LOAS
604 !:mime audio/x-mp4a-latm
605 #>1 beshort&0x1FFF x \b, %u byte packet
606 >3 byte&0xE0 0x40
607 >>4 byte&0x3C 0x04 \b, single stream
608 >>4 byte&0x3C 0x08 \b, 2 streams
609 >>4 byte&0x3C 0x0C \b, 3 streams
610 >>4 byte &0x08 \b, 4 or more streams
611 >>4 byte &0x20 \b, 8 or more streams
612 >3 byte&0xC0 0
613 >>4 byte&0x78 0x08 \b, single stream
614 >>4 byte&0x78 0x10 \b, 2 streams
615 >>4 byte&0x78 0x18 \b, 3 streams
616 >>4 byte &0x20 \b, 4 or more streams
617 >>4 byte &0x40 \b, 8 or more streams
618 # This magic isn't strong enough (matches plausible ISO-8859-1 text)
619 #0 beshort 0x4DE1 MPEG-4 LO-EP audio stream
620 #!:mime audio/x-mp4a-latm
622 # Summary: FLI animation format
623 # Created by: Daniel Quinlan <quinlan@yggdrasil.com>
624 # Modified by (1): Abel Cheung <abelcheung@gmail.com> (avoid over-generic detection)
625 4 leshort 0xAF11
626 # standard FLI always has 320x200 resolution and 8 bit color
627 >8 leshort 320
628 >>10 leshort 200
629 >>>12 leshort 8 FLI animation, 320x200x8
630 !:mime video/x-fli
631 >>>>6 leshort x \b, %d frames
632 # frame speed is multiple of 1/70s
633 >>>>16 leshort x \b, %d/70s per frame
635 # Summary: FLC animation format
636 # Created by: Daniel Quinlan <quinlan@yggdrasil.com>
637 # Modified by (1): Abel Cheung <abelcheung@gmail.com> (avoid over-generic detection)
638 4 leshort 0xAF12
639 # standard FLC always use 8 bit color
640 >12 leshort 8 FLC animation
641 !:mime video/x-flc
642 >>8 leshort x \b, %d
643 >>10 leshort x \bx%dx8
644 >>6 uleshort x \b, %d frames
645 >>16 uleshort x \b, %dms per frame
647 # DL animation format
648 # XXX - collision with most `mips' magic
649 #
650 # I couldn't find a real magic number for these, however, this
651 # -appears- to work. Note that it might catch other files, too, so be
652 # careful!
653 #
654 # Note that title and author appear in the two 20-byte chunks
655 # at decimal offsets 2 and 22, respectively, but they are XOR'ed with
656 # 255 (hex FF)! The DL format is really bad.
657 #
658 #0 byte 1 DL version 1, medium format (160x100, 4 images/screen)
659 #!:mime video/x-unknown
660 #>42 byte x - %d screens,
661 #>43 byte x %d commands
662 #0 byte 2 DL version 2
663 #!:mime video/x-unknown
664 #>1 byte 1 - large format (320x200,1 image/screen),
665 #>1 byte 2 - medium format (160x100,4 images/screen),
666 #>1 byte >2 - unknown format,
667 #>42 byte x %d screens,
668 #>43 byte x %d commands
669 # Based on empirical evidence, DL version 3 have several nulls following the
670 # \003. Most of them start with non-null values at hex offset 0x34 or so.
671 #0 string \3\0\0\0\0\0\0\0\0\0\0\0 DL version 3
673 # iso 13818 transport stream
674 #
675 # from Oskar Schirmer <schirmer@scara.com> Feb 3, 2001 (ISO 13818.1)
676 # (the following is a little bit restrictive and works fine for a stream
677 # that starts with PAT properly. it won't work for stream data, that is
678 # cut from an input device data right in the middle, but this shouldn't
679 # disturb)
680 # syncbyte 8 bit 0x47
681 # error_ind 1 bit -
682 # payload_start 1 bit 1
683 # priority 1 bit -
684 # PID 13 bit 0x0000
685 # scrambling 2 bit -
686 # adaptfld_ctrl 2 bit 1 or 3
687 # conti_count 4 bit 0
688 0 belong&0xFF5FFF1F 0x47400010 MPEG transport stream data
689 >188 byte !0x47 CORRUPTED
691 # DIF digital video file format <mpruett@sgi.com>
692 0 belong&0xffffff00 0x1f070000 DIF
693 >4 byte &0x01 (DVCPRO) movie file
694 >4 byte ^0x01 (DV) movie file
695 >3 byte &0x80 (PAL)
696 >3 byte ^0x80 (NTSC)
698 # Microsoft Advanced Streaming Format (ASF) <mpruett@sgi.com>
699 0 belong 0x3026b275 Microsoft ASF
701 # MNG Video Format, <URL:http://www.libpng.org/pub/mng/spec/>
702 0 string \x8aMNG MNG video data,
703 !:mime video/x-mng
704 >4 belong !0x0d0a1a0a CORRUPTED,
705 >4 belong 0x0d0a1a0a
706 >>16 belong x %ld x
707 >>20 belong x %ld
709 # JNG Video Format, <URL:http://www.libpng.org/pub/mng/spec/>
710 0 string \x8bJNG JNG video data,
711 !:mime video/x-jng
712 >4 belong !0x0d0a1a0a CORRUPTED,
713 >4 belong 0x0d0a1a0a
714 >>16 belong x %ld x
715 >>20 belong x %ld
717 # Vivo video (Wolfram Kleff)
718 3 string \x0D\x0AVersion:Vivo Vivo video data
720 # VRML (Virtual Reality Modelling Language)
721 0 string/b #VRML\ V1.0\ ascii VRML 1 file
722 !:mime model/vrml
723 0 string/b #VRML\ V2.0\ utf8 ISO/IEC 14772 VRML 97 file
724 !:mime model/vrml
726 # X3D (Extensible 3D) [http://www.web3d.org/specifications/x3d-3.0.dtd]
727 # From Michel Briand <michelbriand@free.fr>
728 0 string \<?xml\ version="
729 !:strength +1
730 >20 search/1000/cb \<!DOCTYPE\ X3D X3D (Extensible 3D) model xml text
731 !:mime model/x3d
733 #---------------------------------------------------------------------------
734 # HVQM4: compressed movie format designed by Hudson for Nintendo GameCube
735 # From Mark Sheppard <msheppard@climax.co.uk>, 2002-10-03
736 #
737 0 string HVQM4 %s
738 >6 string >\0 v%s
739 >0 byte x GameCube movie,
740 >0x34 ubeshort x %d x
741 >0x36 ubeshort x %d,
742 >0x26 ubeshort x %dµs,
743 >0x42 ubeshort 0 no audio
744 >0x42 ubeshort >0 %dHz audio
746 # From: "Stefan A. Haubenthal" <polluks@web.de>
747 0 string DVDVIDEO-VTS Video title set,
748 >0x21 byte x v%x
749 0 string DVDVIDEO-VMG Video manager,
750 >0x21 byte x v%x
752 # From: Behan Webster <behanw@websterwood.com>
753 # NuppelVideo used by Mythtv (*.nuv)
754 # Note: there are two identical stanzas here differing only in the
755 # initial string matched. It used to be done with a regex, but we're
756 # trying to get rid of those.
757 0 string NuppelVideo MythTV NuppelVideo
758 >12 string x v%s
759 >20 lelong x (%d
760 >24 lelong x \bx%d),
761 >36 string P \bprogressive,
762 >36 string I \binterlaced,
763 >40 ledouble x \baspect:%.2f,
764 >48 ledouble x \bfps:%.2f
765 0 string MythTV MythTV NuppelVideo
766 >12 string x v%s
767 >20 lelong x (%d
768 >24 lelong x \bx%d),
769 >36 string P \bprogressive,
770 >36 string I \binterlaced,
771 >40 ledouble x \baspect:%.2f,
772 >48 ledouble x \bfps:%.2f
774 # MPEG file
775 # MPEG sequences
776 # FIXME: This section is from the old magic.mime file and needs integrating with the rest
777 0 belong 0x000001BA
778 >4 byte &0x40
779 !:mime video/mp2p
780 >4 byte ^0x40
781 !:mime video/mpeg
782 0 belong 0x000001BB
783 !:mime video/mpeg
784 0 belong 0x000001B0
785 !:mime video/mp4v-es
786 0 belong 0x000001B5
787 !:mime video/mp4v-es
788 0 belong 0x000001B3
789 !:mime video/mpv
790 0 belong&0xFF5FFF1F 0x47400010
791 !:mime video/mp2t
792 0 belong 0x00000001
793 >4 byte&0x1F 0x07
794 !:mime video/h264
796 # Type: Bink Video
797 # URL: http://wiki.multimedia.cx/index.php?title=3DBink_Container
798 # From: <hoehle@users.sourceforge.net> 2008-07-18
799 0 string BIK Bink Video
800 >3 regex =[a-z] rev.%s
801 #>4 ulelong x size %d
802 >20 ulelong x \b, %d
803 >24 ulelong x \bx%d
804 >8 ulelong x \b, %d frames
805 >32 ulelong x at rate %d/
806 >28 ulelong >1 \b%d
807 >40 ulelong =0 \b, no audio
808 >40 ulelong !0 \b, %d audio track
809 >>40 ulelong !1 \bs
810 # follow properties of the first audio track only
811 >>48 uleshort x %dHz
812 >>51 byte&0x20 0 mono
813 >>51 byte&0x20 !0 stereo
814 #>>51 byte&0x10 0 FFT
815 #>>51 byte&0x10 !0 DCT