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      1 
      2 #------------------------------------------------------------------------------
      3 # $File: animation,v 1.94 2023/06/16 20:06:50 christos Exp $
      4 # animation:  file(1) magic for animation/movie formats
      5 #
      6 # animation formats
      7 # MPEG, FLI, DL originally from vax (a] ccwf.cc.utexas.edu (VaX#n8)
      8 # FLC, SGI, Apple originally from Daniel Quinlan (quinlan (a] yggdrasil.com)
      9 
     10 # SGI and Apple formats
     11 0	string		MOVI		Silicon Graphics movie file
     12 !:mime	video/x-sgi-movie
     13 4       string          moov            Apple QuickTime
     14 !:mime	video/quicktime
     15 >12     string          mvhd            \b movie (fast start)
     16 >12     string          mdra            \b URL
     17 >12     string          cmov            \b movie (fast start, compressed header)
     18 >12     string          rmra            \b multiple URLs
     19 4       string          mdat            Apple QuickTime movie (unoptimized)
     20 !:mime	video/quicktime
     21 4       string          wide            Apple QuickTime movie (unoptimized)
     22 !:mime	video/quicktime
     23 #4       string          skip            Apple QuickTime movie (modified)
     24 #!:mime	video/quicktime
     25 #4       string          free            Apple QuickTime movie (modified)
     26 #!:mime	video/quicktime
     27 4       string          idsc            Apple QuickTime image (fast start)
     28 !:mime	image/x-quicktime
     29 #4       string          idat            Apple QuickTime image (unoptimized)
     30 #!:mime	image/x-quicktime
     31 4       string          pckg            Apple QuickTime compressed archive
     32 !:mime	application/x-quicktime-player
     33 
     34 #### MP4 ####
     35 # https://www.ftyps.com/ with local additions
     36 # https://cconcolato.github.io/mp4ra/filetype.html
     37 4	string		ftyp		ISO Media
     38 # https://aeroquartet.com/wordpress/2016/03/05/3-xavc-s/
     39 >8	string		XAVC		\b, MPEG v4 system, Sony XAVC Codec
     40 !:mime	video/mp4
     41 >>96	string		x		\b, Audio "%.4s"
     42 >>118	beshort		x		at %dHz
     43 >>140	string		x		\b, Video "%.4s"
     44 >>168	beshort		x		%d
     45 >>170	beshort		x		\bx%d
     46 >8	string		3g2		\b, MPEG v4 system, 3GPP2
     47 !:mime	video/3gpp2
     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 # https://www.3gpp2.org/Public_html/Specs/C.S0050-B_v1.0_070521.pdf
     52 # Section 8.1.1, corresponds to a, b, c
     53 >>11	byte		0x61		\b C.S0050-0 V1.0
     54 >>11	byte		0x62		\b C.S0050-0-A V1.0.0
     55 >>11	byte		0x63		\b C.S0050-0-B V1.0
     56 >8	string		3ge		\b, MPEG v4 system, 3GPP
     57 !:mime	video/3gpp
     58 >>11	byte		6		\b, Release %d MBMS Extended Presentations
     59 >>11	byte		7		\b, Release %d MBMS Extended Presentations
     60 >>11	byte		9		\b, Release %d MBMS Extended Presentations
     61 >8	string		3gf		\b, MPEG v4 system, 3GPP
     62 >>11	byte		9		\b, Release %d File-delivery profile
     63 >8	string		3gg		\b, MPEG v4 system, 3GPP
     64 !:mime	video/3gpp
     65 >>11	byte		6		\b, Release %d General Profile
     66 >>11	byte		9		\b, Release %d General Profile
     67 >8	string		3gh		\b, MPEG v4 system, 3GPP
     68 !:mime	video/3gpp
     69 >>11	byte		9		\b, Release %d Adaptive Streaming Profile
     70 >8	string		3gm		\b, MPEG v4 system, 3GPP
     71 !:mime	video/3gpp
     72 >>11	byte		9		\b, Release %d Media Segment Profile
     73 >8	string		3gp		\b, MPEG v4 system, 3GPP
     74 !:mime	video/3gpp
     75 >>11	byte		1		\b, Release %d (non existent)
     76 >>11	byte		2		\b, Release %d (non existent)
     77 >>11	byte		3		\b, Release %d (non existent)
     78 >>11	byte		4		\b, Release %d
     79 >>11	byte		5		\b, Release %d
     80 >>11	byte		6		\b, Release %d
     81 >>11	byte		7		\b, Release %d Streaming Servers
     82 >8	string		3gr		\b, MPEG v4 system, 3GPP
     83 !:mime	video/3gpp
     84 >>11	byte		6		\b, Release %d Progressive Download Profile
     85 >>11	byte		9		\b, Release %d Progressive Download Profile
     86 >8	string		3gs		\b, MPEG v4 system, 3GPP
     87 !:mime	video/3gpp
     88 >>11	byte		6		\b, Release %d Streaming Servers
     89 >>11	byte		7		\b, Release %d Streaming Servers
     90 >>11	byte		9		\b, Release %d Streaming Servers
     91 >8	string		3gt		\b, MPEG v4 system, 3GPP
     92 !:mime	video/3gpp
     93 >>11	byte		8		\b, Release %d Media Stream Recording Profile
     94 >>11	byte		9		\b, Release %d Media Stream Recording Profile
     95 >8	string		ARRI		\b, MPEG v4 system, ARRI Digital Camera
     96 !:mime	video/mp4
     97 >8	string		avc1		\b, MPEG v4 system, 3GPP JVT AVC [ISO 14496-12:2005]
     98 !:mime	video/mp4
     99 >8	string		bbxm		\b, Blinkbox Master File: H.264 video/16-bit LE LPCM audio
    100 !:mime	video/mp4
    101 >8	string/W	qt		\b, Apple QuickTime movie
    102 !:mime	video/quicktime
    103 >8	string		CAEP		\b, Canon Digital Camera
    104 >8	string		caqv		\b, Casio Digital Camera
    105 >8	string		CDes		\b, Convergent Design
    106 >8	string		caaa		\b, CMAF Media Profile - AAC Adaptive Audio
    107 >8	string		caac		\b, CMAF Media Profile - AAC Core
    108 >8	string		caqv		\b, Casio Digital Camera	Casio
    109 >8	string		ccea		\b, CMAF Supplemental Data - CEA-608/708
    110 >8	string		ccff		\b, Common container file format
    111 >8	string		cfhd		\b, CMAF Media Profile - AVC HD
    112 >8	string		cfsd		\b, CMAF Media Profile - AVC SD
    113 >8	string		chd1		\b, CMAF Media Profile - HEVC HDR10
    114 >8	string		chdf		\b, CMAF Media Profile - AVC HDHF
    115 >8	string		chhd		\b, CMAF Media Profile - HEVC HHD8
    116 >8	string		chh1		\b, CMAF Media Profile - HEVC HHD10
    117 >8	string		clg1		\b, CMAF Media Profile - HEVC HLG10
    118 >8	string		cmfc		\b, CMAF Track Format
    119 >8	string		cmff		\b, CMAF Fragment Format
    120 >8	string		cmfl		\b, CMAF Chunk Format
    121 >8	string		cmfs		\b, CMAF Segment Format
    122 >8	string		cud1		\b, CMAF Media Profile - HEVC UHD10
    123 >8	string		cud8		\b, CMAF Media Profile - HEVC UHD8
    124 >8	string		cwvt		\b, CMAF Media Profile - WebVTT
    125 >8	string		da0a		\b, DMB MAF w/ MPEG Layer II aud, MOT slides, DLS, JPG/PNG/MNG
    126 >8	string		da0b		\b, DMB MAF, ext DA0A, with 3GPP timed text, DID, TVA, REL, IPMP
    127 >8	string		da1a		\b, DMB MAF audio with ER-BSAC audio, JPG/PNG/MNG images
    128 >8	string		da1b		\b, DMB MAF, ext da1a, with 3GPP timed text, DID, TVA, REL, IPMP
    129 >8	string		da2a		\b, DMB MAF aud w/ HE-AAC v2 aud, MOT slides, DLS, JPG/PNG/MNG
    130 >8	string		da2b		\b, DMB MAF, ext da2a, with 3GPP timed text, DID, TVA, REL, IPMP
    131 >8	string		da3a		\b, DMB MAF aud with HE-AAC aud, JPG/PNG/MNG images
    132 >8	string		da3b		\b, DMB MAF, ext da3a w/ BIFS, 3GPP, DID, TVA, REL, IPMP
    133 >8	string		dash		\b, MPEG v4 system, Dynamic Adaptive Streaming over HTTP
    134 !:mime	video/mp4
    135 >8	string		dby1		\b, MP4 files with Dolby content
    136 >8	string		dsms		\b, Media Segment DASH conformant
    137 >8	string		dts1		\b, MP4 track file with audio codecs dtsc dtsh or dtse
    138 >8	string		dts2		\b, MP4 track file with audio codec dtsx
    139 >8	string		dts3		\b, MP4 track file with audio codec dtsy
    140 >8	string		dxo$20		\b, DxO ONE camera
    141 >8	string		dmb1		\b, DMB MAF supporting all the components defined in the spec
    142 >8	string		dmpf		\b, Digital Media Project
    143 >8	string		drc1		\b, Dirac (wavelet compression), encap in ISO base media (MP4)
    144 >8	string		dv1a		\b, DMB MAF vid w/ AVC vid, ER-BSAC aud, BIFS, JPG/PNG/MNG, TS
    145 >8	string		dv1b		\b, DMB MAF, ext dv1a, with 3GPP timed text, DID, TVA, REL, IPMP
    146 >8	string		dv2a		\b, DMB MAF vid w/ AVC vid, HE-AAC v2 aud, BIFS, JPG/PNG/MNG, TS
    147 >8	string		dv2b		\b, DMB MAF, ext dv2a, with 3GPP timed text, DID, TVA, REL, IPMP
    148 >8	string		dv3a		\b, DMB MAF vid w/ AVC vid, HE-AAC aud, BIFS, JPG/PNG/MNG, TS
    149 >8	string		dv3b		\b, DMB MAF, ext dv3a, with 3GPP timed text, DID, TVA, REL, IPMP
    150 >8	string		dvr1		\b, DVB (.DVB) over RTP
    151 !:mime	video/vnd.dvb.file
    152 >8	string		dvt1		\b, DVB (.DVB) over MPEG-2 Transport Stream
    153 >8	string		emsg		\b, Event message box present
    154 !:mime	video/vnd.dvb.file
    155 >8	string		F4V		\b, Video for Adobe Flash Player 9+ (.F4V)
    156 !:mime	video/mp4
    157 >8	string		F4P		\b, Protected Video for Adobe Flash Player 9+ (.F4P)
    158 !:mime	video/mp4
    159 >8	string		F4A		\b, Audio for Adobe Flash Player 9+ (.F4A)
    160 !:mime	audio/mp4
    161 >8	string		F4B		\b, Audio Book for Adobe Flash Player 9+ (.F4B)
    162 !:mime	audio/mp4
    163 >8	string		ifrm		\b, Apple iFrame Specification, Version 8.1 Jan 2013
    164 >8	string		im1i		\b, CMAF Media Profile - IMSC1 Image
    165 >8	string		im1t		\b, CMAF Media Profile - IMSC1 Text
    166 >8	string		isc2		\b, ISMACryp 2.0 Encrypted File
    167 #	?/enc-isoff-generic
    168 >8	string		iso		\b, MP4 Base Media
    169 !:mime	video/mp4
    170 !:ext	mp4
    171 >>11	string		m 		v1 [ISO 14496-12:2003]
    172 >>11	string		2		v2 [ISO 14496-12:2005]
    173 >>11	string		4		v4
    174 >>11	string		5		v5 
    175 >>11	string		6		v6 
    176 >8	string		isml		\b, MP4 Base Media v2 [ISO 14496-12:2005]
    177 !:mime	video/mp4
    178 >8	string		J2P0		\b, JPEG2000 Profile 0
    179 >8	string		J2P1		\b, JPEG2000 Profile 1
    180 >8	string/W	jp2		\b, JPEG 2000
    181 !:mime	image/jp2
    182 >8	string		JP2		\b, JPEG 2000 Image (.JP2) [ISO 15444-1 ?]
    183 !:mime	image/jp2
    184 >8	string		JP20		\b, Unknown, from GPAC samples (prob non-existent)
    185 >8	string		jpm		\b, JPEG 2000 Compound Image (.JPM) [ISO 15444-6]
    186 !:mime	image/jpm
    187 >8	string		jpsi		\b, The JPSearch data interchange format
    188 >8	string		jpx		\b, JPEG 2000 w/ extensions (.JPX) [ISO 15444-2]
    189 !:mime	image/jpx
    190 >8	string		KDDI		\b, 3GPP2 EZmovie for KDDI 3G cellphones
    191 !:mime	video/3gpp2
    192 >8	string		LCAG		\b,  Leica digital camera
    193 >8	string		lmsg		\b, Last Media Segment indicator for ISO base media file format.
    194 >8	string		M4A 		\b, Apple iTunes ALAC/AAC-LC (.M4A) Audio
    195 !:mime	audio/x-m4a
    196 >8	string		M4B 		\b, Apple iTunes ALAC/AAC-LC (.M4B) Audio Book
    197 !:mime	audio/mp4
    198 >8	string		M4P 		\b, Apple iTunes ALAC/AAC-LC (.M4P) AES Protected Audio
    199 !:mime	video/mp4
    200 >8	string		M4V 		\b, Apple iTunes Video (.M4V) Video
    201 !:mime	video/x-m4v
    202 >8	string		M4VH		\b, Apple TV (.M4V)
    203 !:mime	video/x-m4v
    204 >8	string		M4VP		\b, Apple iPhone (.M4V)
    205 !:mime	video/x-m4v
    206 >8	string		mj2s		\b, Motion JPEG 2000 [ISO 15444-3] Simple Profile
    207 !:mime	video/mj2
    208 >8	string		mjp2		\b, Motion JPEG 2000 [ISO 15444-3] General Profile
    209 >8	string		MFSM		\b, Media File for Samsung video Metadata
    210 >8	string		MGSV		\b, Sony Home and Mobile Multimedia Platform (HMMP)
    211 !:mime	video/mj2
    212 >8	string		mmp4		\b, MPEG-4/3GPP Mobile Profile (.MP4 / .3GP) (for NTT)
    213 !:mime	video/mp4
    214 >8	string		mobi		\b, MPEG-4, MOBI format
    215 !:mime	video/mp4
    216 >8	string		mp21		\b, MPEG-21 [ISO/IEC 21000-9]
    217 >8	string		mp41		\b, MP4 v1 [ISO 14496-1:ch13]
    218 !:mime	video/mp4
    219 >8	string		mp42		\b, MP4 v2 [ISO 14496-14]
    220 !:mime	video/mp4
    221 >8	string		mp71		\b, MP4 w/ MPEG-7 Metadata [per ISO 14496-12]
    222 >8	string		mp7t		\b, MPEG v4 system, MPEG v7 XML
    223 >8	string		mp7b		\b, MPEG v4 system, MPEG v7 binary XML
    224 >8	string		mpuf		\b, Compliance with the MMT Processing Unit format
    225 >8	string		msdh		\b, Media Segment conforming to ISO base media file format.
    226 >8	string		msix		\b, Media Segment conforming to ISO base media file format.
    227 >8	string		mmp4		\b, MPEG v4 system, 3GPP Mobile
    228 !:mime	video/mp4
    229 >8	string		MPPI		\b, Photo Player, MAF [ISO/IEC 23000-3]
    230 >8	string		mqt		\b, Sony / Mobile QuickTime (.MQV) US Pat 7,477,830
    231 !:mime	video/quicktime
    232 >8	string		MSNV		\b, MPEG-4 (.MP4) for SonyPSP
    233 !:mime	audio/mp4
    234 >8	string		NDAS		\b, MP4 v2 [ISO 14496-14] Nero Digital AAC Audio
    235 !:mime	audio/mp4
    236 >8	string		NDSC		\b, MPEG-4 (.MP4) Nero Cinema Profile
    237 !:mime	video/mp4
    238 >8	string		NDSH		\b, MPEG-4 (.MP4) Nero HDTV Profile
    239 !:mime	video/mp4
    240 >8	string		NDSM		\b, MPEG-4 (.MP4) Nero Mobile Profile
    241 !:mime	video/mp4
    242 >8	string		NDSP		\b, MPEG-4 (.MP4) Nero Portable Profile
    243 !:mime	video/mp4
    244 >8	string		NDSS		\b, MPEG-4 (.MP4) Nero Standard Profile
    245 !:mime	video/mp4
    246 >8	string		NDXC		\b, H.264/MPEG-4 AVC (.MP4) Nero Cinema Profile
    247 !:mime	video/mp4
    248 >8	string		NDXH		\b, H.264/MPEG-4 AVC (.MP4) Nero HDTV Profile
    249 !:mime	video/mp4
    250 >8	string		NDXM		\b, H.264/MPEG-4 AVC (.MP4) Nero Mobile Profile
    251 !:mime	video/mp4
    252 >8	string		NDXP		\b, H.264/MPEG-4 AVC (.MP4) Nero Portable Profile
    253 !:mime	video/mp4
    254 >8	string		NDXS		\b, H.264/MPEG-4 AVC (.MP4) Nero Standard Profile
    255 >8	string		niko		\b, Nikon Digital Camera
    256 !:mime	video/mp4
    257 >8	string		odcf  		\b, OMA DCF DRM Format 2.0 (OMA-TS-DRM-DCF-V2_0-20060303-A)
    258 >8	string		opf2 		\b, OMA PDCF DRM Format 2.1 (OMA-TS-DRM-DCF-V2_1-20070724-C)
    259 >8	string		opx2  		\b, OMA PDCF DRM + XBS ext (OMA-TS-DRM_XBS-V1_0-20070529-C)
    260 >8	string		pana		\b, Panasonic Digital Camera
    261 >8	string		piff		\b, Protected Interoperable File Format
    262 >8	string		pnvi		]b, Panasonic Video Intercom
    263 >8	string		qt  		\b, Apple QuickTime (.MOV/QT)
    264 !:mime	video/quicktime
    265 # HEIF image format
    266 # see https://nokiatech.github.io/heif/technical.html
    267 >8	string		mif1		\b, HEIF Image
    268 !:mime image/heif
    269 >8	string		msf1		\b, HEIF Image Sequence
    270 !:mime image/heif-sequence
    271 >8	string		heic		\b, HEIF Image HEVC Main or Main Still Picture Profile
    272 !:mime image/heic
    273 >8	string		heix		\b, HEIF Image HEVC Main 10 Profile
    274 !:mime image/heic
    275 >8	string		hevc		\b, HEIF Image Sequenz HEVC Main or Main Still Picture Profile
    276 !:mime image/heic-sequence
    277 >8	string		hevx		\b, HEIF Image Sequence HEVC Main 10 Profile
    278 !:mime image/heic-sequence
    279 # following HEIF brands are not mentioned in the heif technical info currently (Oct 2017)
    280 # but used in the reference implementation:
    281 # https://github.com/nokiatech/heif/blob/d5e9a21c8ba8df712bdf643021dd9f6518134776/Srcs/reader/hevcimagefilereader.cpp
    282 >8	string		heim		\b, HEIF Image L-HEVC
    283 !:mime image/heif
    284 >8	string		heis		\b, HEIF Image L-HEVC
    285 !:mime image/heif
    286 >8	string		avic		\b, HEIF Image AVC
    287 !:mime image/heif
    288 >8	string		hevm		\b, HEIF Image Sequence L-HEVC
    289 !:mime image/heif-sequence
    290 >8	string		hevs		\b, HEIF Image Sequence L-HEVC
    291 !:mime image/heif-sequence
    292 >8	string		avcs		\b, HEIF Image Sequence AVC
    293 !:mime image/heif-sequence
    294 # AVIF image format
    295 # see https://aomediacodec.github.io/av1-avif/
    296 >8	string		avif		\b, AVIF Image
    297 !:mime image/avif
    298 >8	string		avis		\b, AVIF Image Sequence
    299 !:mime image/avif
    300 >8	string		risx		\b, Representation Index Segment for MPEG-2 TS Segments
    301 >8	string		ROSS		\b, Ross Video
    302 >8	string		sdv		\b, SD Memory Card Video
    303 >8	string		ssc1		\b, Samsung stereo, single stream (patent pending)
    304 >8	string		ssc2		\b, Samsung stereo, dual stream (patent pending)
    305 >8	string		SEAU		\b, Sony Home and Mobile Multimedia Platform (HMMP)
    306 >8	string		SEBK		\b, Sony Home and Mobile Multimedia Platform (HMMP)
    307 >8	string		senv		\b, Video contents Sony Entertainment Network
    308 >8	string		sims		\b, Media Segment for Sub-Indexed Media Segment format
    309 >8	string		sisx		\b, Single Index Segment forindex MPEG-2 TS
    310 >8	string		ssss		\b, Subsegment Index Segment used to index MPEG-2 Segments
    311 >8	string		uvvu		\b, UltraViolet file brand for DECE Common Format
    312 
    313 # MPEG sequences
    314 # Scans for all common MPEG header start codes
    315 0	 belong		    0x00000001
    316 >4	 byte&0x1F	    0x07	   JVT NAL sequence, H.264 video
    317 >>5      byte               66             \b, baseline
    318 >>5      byte               77             \b, main
    319 >>5      byte               88             \b, extended
    320 >>7      byte               x              \b @ L %u
    321 0        belong&0xFFFFFF00  0x00000100
    322 >3       byte               0xBA           MPEG sequence
    323 !:mime  video/mpeg
    324 # http://fileformats.archiveteam.org/wiki/Enhanced_VOB
    325 # https://reposcope.com/mimetype/video/mpeg
    326 !:ext	vob/evo/mpg/mpeg
    327 >>4      byte               &0x40          \b, v2, program multiplex
    328 >>4      byte               ^0x40          \b, v1, system multiplex
    329 >3       byte               0xBB           MPEG sequence, v1/2, multiplex (missing pack header)
    330 >3       byte&0x1F          0x07           MPEG sequence, H.264 video
    331 >>4      byte               66             \b, baseline
    332 >>4      byte               77             \b, main
    333 >>4      byte               88             \b, extended
    334 >>6      byte               x              \b @ L %u
    335 # GRR too general as it catches also FoxPro Memo example NG.FPT
    336 >3       byte               0xB0           MPEG sequence, v4
    337 # TODO: maybe this extra line exclude FoxPro Memo example NG.FPT starting with 000001b0 00000100 00000000
    338 #>>4      byte               !0             MPEG sequence, v4
    339 !:mime  video/mpeg4-generic
    340 >>5      belong             0x000001B5
    341 >>>9     byte               &0x80
    342 >>>>10   byte&0xF0          16             \b, video
    343 >>>>10   byte&0xF0          32             \b, still texture
    344 >>>>10   byte&0xF0          48             \b, mesh
    345 >>>>10   byte&0xF0          64             \b, face
    346 >>>9     byte&0xF8          8              \b, video
    347 >>>9     byte&0xF8          16             \b, still texture
    348 >>>9     byte&0xF8          24             \b, mesh
    349 >>>9     byte&0xF8          32             \b, face
    350 >>4      byte               1              \b, simple @ L1
    351 >>4      byte               2              \b, simple @ L2
    352 >>4      byte               3              \b, simple @ L3
    353 >>4      byte               4              \b, simple @ L0
    354 >>4      byte               17             \b, simple scalable @ L1
    355 >>4      byte               18             \b, simple scalable @ L2
    356 >>4      byte               33             \b, core @ L1
    357 >>4      byte               34             \b, core @ L2
    358 >>4      byte               50             \b, main @ L2
    359 >>4      byte               51             \b, main @ L3
    360 >>4      byte               53             \b, main @ L4
    361 >>4      byte               66             \b, n-bit @ L2
    362 >>4      byte               81             \b, scalable texture @ L1
    363 >>4      byte               97             \b, simple face animation @ L1
    364 >>4      byte               98             \b, simple face animation @ L2
    365 >>4      byte               99             \b, simple face basic animation @ L1
    366 >>4      byte               100            \b, simple face basic animation @ L2
    367 >>4      byte               113            \b, basic animation text @ L1
    368 >>4      byte               114            \b, basic animation text @ L2
    369 >>4      byte               129            \b, hybrid @ L1
    370 >>4      byte               130            \b, hybrid @ L2
    371 >>4      byte               145            \b, advanced RT simple @ L!
    372 >>4      byte               146            \b, advanced RT simple @ L2
    373 >>4      byte               147            \b, advanced RT simple @ L3
    374 >>4      byte               148            \b, advanced RT simple @ L4
    375 >>4      byte               161            \b, core scalable @ L1
    376 >>4      byte               162            \b, core scalable @ L2
    377 >>4      byte               163            \b, core scalable @ L3
    378 >>4      byte               177            \b, advanced coding efficiency @ L1
    379 >>4      byte               178            \b, advanced coding efficiency @ L2
    380 >>4      byte               179            \b, advanced coding efficiency @ L3
    381 >>4      byte               180            \b, advanced coding efficiency @ L4
    382 >>4      byte               193            \b, advanced core @ L1
    383 >>4      byte               194            \b, advanced core @ L2
    384 >>4      byte               209            \b, advanced scalable texture @ L1
    385 >>4      byte               210            \b, advanced scalable texture @ L2
    386 >>4      byte               211            \b, advanced scalable texture @ L3
    387 >>4      byte               225            \b, simple studio @ L1
    388 >>4      byte               226            \b, simple studio @ L2
    389 >>4      byte               227            \b, simple studio @ L3
    390 >>4      byte               228            \b, simple studio @ L4
    391 >>4      byte               229            \b, core studio @ L1
    392 >>4      byte               230            \b, core studio @ L2
    393 >>4      byte               231            \b, core studio @ L3
    394 >>4      byte               232            \b, core studio @ L4
    395 >>4      byte               240            \b, advanced simple @ L0
    396 >>4      byte               241            \b, advanced simple @ L1
    397 >>4      byte               242            \b, advanced simple @ L2
    398 >>4      byte               243            \b, advanced simple @ L3
    399 >>4      byte               244            \b, advanced simple @ L4
    400 >>4      byte               245            \b, advanced simple @ L5
    401 >>4      byte               247            \b, advanced simple @ L3b
    402 >>4      byte               248            \b, FGS @ L0
    403 >>4      byte               249            \b, FGS @ L1
    404 >>4      byte               250            \b, FGS @ L2
    405 >>4      byte               251            \b, FGS @ L3
    406 >>4      byte               252            \b, FGS @ L4
    407 >>4      byte               253            \b, FGS @ L5
    408 >3       byte               0xB5           MPEG sequence, v4
    409 !:mime  video/mpeg4-generic
    410 >>4      byte               &0x80
    411 >>>5     byte&0xF0          16             \b, video (missing profile header)
    412 >>>5     byte&0xF0          32             \b, still texture (missing profile header)
    413 >>>5     byte&0xF0          48             \b, mesh (missing profile header)
    414 >>>5     byte&0xF0          64             \b, face (missing profile header)
    415 >>4      byte&0xF8          8              \b, video (missing profile header)
    416 >>4      byte&0xF8          16             \b, still texture (missing profile header)
    417 >>4      byte&0xF8          24             \b, mesh (missing profile header)
    418 >>4      byte&0xF8          32             \b, face (missing profile header)
    419 >3       byte               0xB3           MPEG sequence
    420 !:mime  video/mpeg
    421 >>12     belong             0x000001B8     \b, v1, progressive Y'CbCr 4:2:0 video
    422 >>12     belong             0x000001B2     \b, v1, progressive Y'CbCr 4:2:0 video
    423 >>12     belong             0x000001B5     \b, v2,
    424 >>>16    byte&0x0F          1              \b HP
    425 >>>16    byte&0x0F          2              \b Spt
    426 >>>16    byte&0x0F          3              \b SNR
    427 >>>16    byte&0x0F          4              \b MP
    428 >>>16    byte&0x0F          5              \b SP
    429 >>>17    byte&0xF0          64             \b@HL
    430 >>>17    byte&0xF0          96             \b@H-14
    431 >>>17    byte&0xF0          128            \b@ML
    432 >>>17    byte&0xF0          160            \b@LL
    433 >>>17    byte               &0x08          \b progressive
    434 >>>17    byte               ^0x08          \b interlaced
    435 >>>17    byte&0x06          2              \b Y'CbCr 4:2:0 video
    436 >>>17    byte&0x06          4              \b Y'CbCr 4:2:2 video
    437 >>>17    byte&0x06          6              \b Y'CbCr 4:4:4 video
    438 >>11     byte               &0x02
    439 >>>75    byte               &0x01
    440 >>>>140  belong             0x000001B8     \b, v1, progressive Y'CbCr 4:2:0 video
    441 >>>>140  belong             0x000001B2     \b, v1, progressive Y'CbCr 4:2:0 video
    442 >>>>140  belong             0x000001B5     \b, v2,
    443 >>>>>144 byte&0x0F          1              \b HP
    444 >>>>>144 byte&0x0F          2              \b Spt
    445 >>>>>144 byte&0x0F          3              \b SNR
    446 >>>>>144 byte&0x0F          4              \b MP
    447 >>>>>144 byte&0x0F          5              \b SP
    448 >>>>>145 byte&0xF0          64             \b@HL
    449 >>>>>145 byte&0xF0          96             \b@H-14
    450 >>>>>145 byte&0xF0          128            \b@ML
    451 >>>>>145 byte&0xF0          160            \b@LL
    452 >>>>>145 byte               &0x08          \b progressive
    453 >>>>>145 byte               ^0x08          \b interlaced
    454 >>>>>145 byte&0x06          2              \b Y'CbCr 4:2:0 video
    455 >>>>>145 byte&0x06          4              \b Y'CbCr 4:2:2 video
    456 >>>>>145 byte&0x06          6              \b Y'CbCr 4:4:4 video
    457 >>76    belong             0x000001B8     \b, v1, progressive Y'CbCr 4:2:0 video
    458 >>76    belong             0x000001B2     \b, v1, progressive Y'CbCr 4:2:0 video
    459 >>76    belong             0x000001B5     \b, v2,
    460 >>>80   byte&0x0F          1              \b HP
    461 >>>80   byte&0x0F          2              \b Spt
    462 >>>80   byte&0x0F          3              \b SNR
    463 >>>80   byte&0x0F          4              \b MP
    464 >>>80   byte&0x0F          5              \b SP
    465 >>>81   byte&0xF0          64             \b@HL
    466 >>>81   byte&0xF0          96             \b@H-14
    467 >>>81   byte&0xF0          128            \b@ML
    468 >>>81   byte&0xF0          160            \b@LL
    469 >>>81   byte               &0x08          \b progressive
    470 >>>81   byte               ^0x08          \b interlaced
    471 >>>81   byte&0x06          2              \b Y'CbCr 4:2:0 video
    472 >>>81   byte&0x06          4              \b Y'CbCr 4:2:2 video
    473 >>>81   byte&0x06          6              \b Y'CbCr 4:4:4 video
    474 >>4      belong&0xFFFFFF00  0x78043800     \b, HD-TV 1920P
    475 >>>7     byte&0xF0          0x10           \b, 16:9
    476 >>4      belong&0xFFFFFF00  0x50002D00     \b, SD-TV 1280I
    477 >>>7     byte&0xF0          0x10           \b, 16:9
    478 >>4      belong&0xFFFFFF00  0x30024000     \b, PAL Capture
    479 >>>7     byte&0xF0          0x10           \b, 4:3
    480 >>4      beshort&0xFFF0     0x2C00         \b, 4CIF
    481 >>>5     beshort&0x0FFF     0x01E0         \b NTSC
    482 >>>5     beshort&0x0FFF     0x0240         \b PAL
    483 >>>7     byte&0xF0          0x20           \b, 4:3
    484 >>>7     byte&0xF0          0x30           \b, 16:9
    485 >>>7     byte&0xF0          0x40           \b, 11:5
    486 >>>7     byte&0xF0          0x80           \b, PAL 4:3
    487 >>>7     byte&0xF0          0xC0           \b, NTSC 4:3
    488 >>4      belong&0xFFFFFF00  0x2801E000     \b, LD-TV 640P
    489 >>>7     byte&0xF0          0x10           \b, 4:3
    490 >>4      belong&0xFFFFFF00  0x1400F000     \b, 320x240
    491 >>>7     byte&0xF0          0x10           \b, 4:3
    492 >>4      belong&0xFFFFFF00  0x0F00A000     \b, 240x160
    493 >>>7     byte&0xF0          0x10           \b, 4:3
    494 >>4      belong&0xFFFFFF00  0x0A007800     \b, 160x120
    495 >>>7     byte&0xF0          0x10           \b, 4:3
    496 >>4      beshort&0xFFF0     0x1600         \b, CIF
    497 >>>5     beshort&0x0FFF     0x00F0         \b NTSC
    498 >>>5     beshort&0x0FFF     0x0120         \b PAL
    499 >>>7     byte&0xF0          0x20           \b, 4:3
    500 >>>7     byte&0xF0          0x30           \b, 16:9
    501 >>>7     byte&0xF0          0x40           \b, 11:5
    502 >>>7     byte&0xF0          0x80           \b, PAL 4:3
    503 >>>7     byte&0xF0          0xC0           \b, NTSC 4:3
    504 >>>5     beshort&0x0FFF     0x0240         \b PAL 625
    505 >>>>7    byte&0xF0          0x20           \b, 4:3
    506 >>>>7    byte&0xF0          0x30           \b, 16:9
    507 >>>>7    byte&0xF0          0x40           \b, 11:5
    508 >>4      beshort&0xFFF0     0x2D00         \b, CCIR/ITU
    509 >>>5     beshort&0x0FFF     0x01E0         \b NTSC 525
    510 >>>5     beshort&0x0FFF     0x0240         \b PAL 625
    511 >>>7     byte&0xF0          0x20           \b, 4:3
    512 >>>7     byte&0xF0          0x30           \b, 16:9
    513 >>>7     byte&0xF0          0x40           \b, 11:5
    514 >>4      beshort&0xFFF0     0x1E00         \b, SVCD
    515 >>>5     beshort&0x0FFF     0x01E0         \b NTSC 525
    516 >>>5     beshort&0x0FFF     0x0240         \b PAL 625
    517 >>>7     byte&0xF0          0x20           \b, 4:3
    518 >>>7     byte&0xF0          0x30           \b, 16:9
    519 >>>7     byte&0xF0          0x40           \b, 11:5
    520 >>7      byte&0x0F          1              \b, 23.976 fps
    521 >>7      byte&0x0F          2              \b, 24 fps
    522 >>7      byte&0x0F          3              \b, 25 fps
    523 >>7      byte&0x0F          4              \b, 29.97 fps
    524 >>7      byte&0x0F          5              \b, 30 fps
    525 >>7      byte&0x0F          6              \b, 50 fps
    526 >>7      byte&0x0F          7              \b, 59.94 fps
    527 >>7      byte&0x0F          8              \b, 60 fps
    528 >>11     byte               &0x04          \b, Constrained
    529 
    530 # MPEG ADTS Audio (*.mpx/mxa/aac)
    531 # from dreesen (a] math.fu-berlin.de
    532 # modified to fully support MPEG ADTS
    533 
    534 # MP3, M1A
    535 # modified by Joerg Jenderek
    536 # GRR the original test are too common for many DOS files
    537 # so don't accept as MP3 until we've tested the rate
    538 # But also beat GEMDOS fonts
    539 0       beshort&0xFFFE  0xFFFA
    540 # rates
    541 >2	byte&0xF0	!0	
    542 >>2	byte&0xF0	!0xF0		MPEG ADTS, layer III, v1
    543 !:strength +20
    544 !:mime	audio/mpeg
    545 >2	byte&0xF0	0x10		\b, 32 kbps
    546 >2	byte&0xF0	0x20		\b, 40 kbps
    547 >2	byte&0xF0	0x30		\b, 48 kbps
    548 >2	byte&0xF0	0x40		\b, 56 kbps
    549 >2	byte&0xF0	0x50		\b, 64 kbps
    550 >2	byte&0xF0	0x60		\b, 80 kbps
    551 >2	byte&0xF0	0x70		\b, 96 kbps
    552 >2	byte&0xF0	0x80		\b, 112 kbps
    553 >2	byte&0xF0	0x90		\b, 128 kbps
    554 >2	byte&0xF0	0xA0		\b, 160 kbps
    555 >2	byte&0xF0	0xB0		\b, 192 kbps
    556 >2	byte&0xF0	0xC0		\b, 224 kbps
    557 >2	byte&0xF0	0xD0		\b, 256 kbps
    558 >2	byte&0xF0	0xE0		\b, 320 kbps
    559 # timing
    560 >2	byte&0x0C	0x00		\b, 44.1 kHz
    561 >2	byte&0x0C	0x04		\b, 48 kHz
    562 >2	byte&0x0C	0x08		\b, 32 kHz
    563 # channels/options
    564 >3	byte&0xC0	0x00		\b, Stereo
    565 >3	byte&0xC0	0x40		\b, JntStereo
    566 >3	byte&0xC0	0x80		\b, 2x Monaural
    567 >3	byte&0xC0	0xC0		\b, Monaural
    568 #>1	byte		^0x01		\b, Data Verify
    569 #>2	byte		&0x02		\b, Packet Pad
    570 #>2	byte		&0x01		\b, Custom Flag
    571 #>3	byte		&0x08		\b, Copyrighted
    572 #>3	byte		&0x04		\b, Original Source
    573 #>3	byte&0x03	1		\b, NR: 50/15 ms
    574 #>3	byte&0x03	3		\b, NR: CCIT J.17
    575 
    576 # MP2, M1A
    577 0       beshort&0xFFFE  0xFFFC         MPEG ADTS, layer II, v1
    578 !:mime	audio/mpeg
    579 # rates
    580 >2      byte&0xF0       0x10           \b,  32 kbps
    581 >2      byte&0xF0       0x20           \b,  48 kbps
    582 >2      byte&0xF0       0x30           \b,  56 kbps
    583 >2      byte&0xF0       0x40           \b,  64 kbps
    584 >2      byte&0xF0       0x50           \b,  80 kbps
    585 >2      byte&0xF0       0x60           \b,  96 kbps
    586 >2      byte&0xF0       0x70           \b, 112 kbps
    587 >2      byte&0xF0       0x80           \b, 128 kbps
    588 >2      byte&0xF0       0x90           \b, 160 kbps
    589 >2      byte&0xF0       0xA0           \b, 192 kbps
    590 >2      byte&0xF0       0xB0           \b, 224 kbps
    591 >2      byte&0xF0       0xC0           \b, 256 kbps
    592 >2      byte&0xF0       0xD0           \b, 320 kbps
    593 >2      byte&0xF0       0xE0           \b, 384 kbps
    594 # timing
    595 >2      byte&0x0C       0x00           \b, 44.1 kHz
    596 >2      byte&0x0C       0x04           \b, 48 kHz
    597 >2      byte&0x0C       0x08           \b, 32 kHz
    598 # channels/options
    599 >3      byte&0xC0       0x00           \b, Stereo
    600 >3      byte&0xC0       0x40           \b, JntStereo
    601 >3      byte&0xC0       0x80           \b, 2x Monaural
    602 >3      byte&0xC0       0xC0           \b, Monaural
    603 #>1     byte            ^0x01          \b, Data Verify
    604 #>2     byte            &0x02          \b, Packet Pad
    605 #>2     byte            &0x01          \b, Custom Flag
    606 #>3     byte            &0x08          \b, Copyrighted
    607 #>3     byte            &0x04          \b, Original Source
    608 #>3     byte&0x03       1              \b, NR: 50/15 ms
    609 #>3     byte&0x03       3              \b, NR: CCIT J.17
    610 
    611 # MPA, M1A
    612 # updated by Joerg Jenderek
    613 # GRR the original test are too common for many DOS files, so test 32 <= kbits <= 448
    614 # GRR this test is still too general as it catches a BOM of UTF-16 files (0xFFFE)
    615 # FIXME: Almost all little endian UTF-16 text with BOM are clobbered by these entries
    616 #0	beshort&0xFFFE		0xFFFE
    617 #>2	ubyte&0xF0	>0x0F
    618 #>>2	ubyte&0xF0	<0xE1		MPEG ADTS, layer I, v1
    619 ## rate
    620 #>>>2      byte&0xF0       0x10           \b,  32 kbps
    621 #>>>2      byte&0xF0       0x20           \b,  64 kbps
    622 #>>>2      byte&0xF0       0x30           \b,  96 kbps
    623 #>>>2      byte&0xF0       0x40           \b, 128 kbps
    624 #>>>2      byte&0xF0       0x50           \b, 160 kbps
    625 #>>>2      byte&0xF0       0x60           \b, 192 kbps
    626 #>>>2      byte&0xF0       0x70           \b, 224 kbps
    627 #>>>2      byte&0xF0       0x80           \b, 256 kbps
    628 #>>>2      byte&0xF0       0x90           \b, 288 kbps
    629 #>>>2      byte&0xF0       0xA0           \b, 320 kbps
    630 #>>>2      byte&0xF0       0xB0           \b, 352 kbps
    631 #>>>2      byte&0xF0       0xC0           \b, 384 kbps
    632 #>>>2      byte&0xF0       0xD0           \b, 416 kbps
    633 #>>>2      byte&0xF0       0xE0           \b, 448 kbps
    634 ## timing
    635 #>>>2      byte&0x0C       0x00           \b, 44.1 kHz
    636 #>>>2      byte&0x0C       0x04           \b, 48 kHz
    637 #>>>2      byte&0x0C       0x08           \b, 32 kHz
    638 ## channels/options
    639 #>>>3      byte&0xC0       0x00           \b, Stereo
    640 #>>>3      byte&0xC0       0x40           \b, JntStereo
    641 #>>>3      byte&0xC0       0x80           \b, 2x Monaural
    642 #>>>3      byte&0xC0       0xC0           \b, Monaural
    643 ##>1     byte            ^0x01          \b, Data Verify
    644 ##>2     byte            &0x02          \b, Packet Pad
    645 ##>2     byte            &0x01          \b, Custom Flag
    646 ##>3     byte            &0x08          \b, Copyrighted
    647 ##>3     byte            &0x04          \b, Original Source
    648 ##>3     byte&0x03       1              \b, NR: 50/15 ms
    649 ##>3     byte&0x03       3              \b, NR: CCIT J.17
    650 
    651 # MP3, M2A
    652 0       beshort&0xFFFE  0xFFF2         MPEG ADTS, layer III, v2
    653 !:mime	audio/mpeg
    654 # rate
    655 >2      byte&0xF0       0x10           \b,   8 kbps
    656 >2      byte&0xF0       0x20           \b,  16 kbps
    657 >2      byte&0xF0       0x30           \b,  24 kbps
    658 >2      byte&0xF0       0x40           \b,  32 kbps
    659 >2      byte&0xF0       0x50           \b,  40 kbps
    660 >2      byte&0xF0       0x60           \b,  48 kbps
    661 >2      byte&0xF0       0x70           \b,  56 kbps
    662 >2      byte&0xF0       0x80           \b,  64 kbps
    663 >2      byte&0xF0       0x90           \b,  80 kbps
    664 >2      byte&0xF0       0xA0           \b,  96 kbps
    665 >2      byte&0xF0       0xB0           \b, 112 kbps
    666 >2      byte&0xF0       0xC0           \b, 128 kbps
    667 >2      byte&0xF0       0xD0           \b, 144 kbps
    668 >2      byte&0xF0       0xE0           \b, 160 kbps
    669 # timing
    670 >2      byte&0x0C       0x00           \b, 22.05 kHz
    671 >2      byte&0x0C       0x04           \b, 24 kHz
    672 >2      byte&0x0C       0x08           \b, 16 kHz
    673 # channels/options
    674 >3      byte&0xC0       0x00           \b, Stereo
    675 >3      byte&0xC0       0x40           \b, JntStereo
    676 >3      byte&0xC0       0x80           \b, 2x Monaural
    677 >3      byte&0xC0       0xC0           \b, Monaural
    678 #>1     byte            ^0x01          \b, Data Verify
    679 #>2     byte            &0x02          \b, Packet Pad
    680 #>2     byte            &0x01          \b, Custom Flag
    681 #>3     byte            &0x08          \b, Copyrighted
    682 #>3     byte            &0x04          \b, Original Source
    683 #>3     byte&0x03       1              \b, NR: 50/15 ms
    684 #>3     byte&0x03       3              \b, NR: CCIT J.17
    685 
    686 # MP2, M2A
    687 0       beshort&0xFFFE  0xFFF4         MPEG ADTS, layer II, v2
    688 !:mime	audio/mpeg
    689 # rate
    690 >2      byte&0xF0       0x10           \b,   8 kbps
    691 >2      byte&0xF0       0x20           \b,  16 kbps
    692 >2      byte&0xF0       0x30           \b,  24 kbps
    693 >2      byte&0xF0       0x40           \b,  32 kbps
    694 >2      byte&0xF0       0x50           \b,  40 kbps
    695 >2      byte&0xF0       0x60           \b,  48 kbps
    696 >2      byte&0xF0       0x70           \b,  56 kbps
    697 >2      byte&0xF0       0x80           \b,  64 kbps
    698 >2      byte&0xF0       0x90           \b,  80 kbps
    699 >2      byte&0xF0       0xA0           \b,  96 kbps
    700 >2      byte&0xF0       0xB0           \b, 112 kbps
    701 >2      byte&0xF0       0xC0           \b, 128 kbps
    702 >2      byte&0xF0       0xD0           \b, 144 kbps
    703 >2      byte&0xF0       0xE0           \b, 160 kbps
    704 # timing
    705 >2      byte&0x0C       0x00           \b, 22.05 kHz
    706 >2      byte&0x0C       0x04           \b, 24 kHz
    707 >2      byte&0x0C       0x08           \b, 16 kHz
    708 # channels/options
    709 >3      byte&0xC0       0x00           \b, Stereo
    710 >3      byte&0xC0       0x40           \b, JntStereo
    711 >3      byte&0xC0       0x80           \b, 2x Monaural
    712 >3      byte&0xC0       0xC0           \b, Monaural
    713 #>1     byte            ^0x01          \b, Data Verify
    714 #>2     byte            &0x02          \b, Packet Pad
    715 #>2     byte            &0x01          \b, Custom Flag
    716 #>3     byte            &0x08          \b, Copyrighted
    717 #>3     byte            &0x04          \b, Original Source
    718 #>3     byte&0x03       1              \b, NR: 50/15 ms
    719 #>3     byte&0x03       3              \b, NR: CCIT J.17
    720 
    721 # MPA, M2A
    722 0       beshort&0xFFFE  0xFFF6         MPEG ADTS, layer I, v2
    723 !:mime	audio/mpeg
    724 # rate
    725 >2      byte&0xF0       0x10           \b,  32 kbps
    726 >2      byte&0xF0       0x20           \b,  48 kbps
    727 >2      byte&0xF0       0x30           \b,  56 kbps
    728 >2      byte&0xF0       0x40           \b,  64 kbps
    729 >2      byte&0xF0       0x50           \b,  80 kbps
    730 >2      byte&0xF0       0x60           \b,  96 kbps
    731 >2      byte&0xF0       0x70           \b, 112 kbps
    732 >2      byte&0xF0       0x80           \b, 128 kbps
    733 >2      byte&0xF0       0x90           \b, 144 kbps
    734 >2      byte&0xF0       0xA0           \b, 160 kbps
    735 >2      byte&0xF0       0xB0           \b, 176 kbps
    736 >2      byte&0xF0       0xC0           \b, 192 kbps
    737 >2      byte&0xF0       0xD0           \b, 224 kbps
    738 >2      byte&0xF0       0xE0           \b, 256 kbps
    739 # timing
    740 >2      byte&0x0C       0x00           \b, 22.05 kHz
    741 >2      byte&0x0C       0x04           \b, 24 kHz
    742 >2      byte&0x0C       0x08           \b, 16 kHz
    743 # channels/options
    744 >3      byte&0xC0       0x00           \b, Stereo
    745 >3      byte&0xC0       0x40           \b, JntStereo
    746 >3      byte&0xC0       0x80           \b, 2x Monaural
    747 >3      byte&0xC0       0xC0           \b, Monaural
    748 #>1     byte            ^0x01          \b, Data Verify
    749 #>2     byte            &0x02          \b, Packet Pad
    750 #>2     byte            &0x01          \b, Custom Flag
    751 #>3     byte            &0x08          \b, Copyrighted
    752 #>3     byte            &0x04          \b, Original Source
    753 #>3     byte&0x03       1              \b, NR: 50/15 ms
    754 #>3     byte&0x03       3              \b, NR: CCIT J.17
    755 
    756 # MP3, M25A
    757 0       beshort&0xFFFE  0xFFE2         MPEG ADTS, layer III,  v2.5
    758 !:mime	audio/mpeg
    759 # rate
    760 >2      byte&0xF0       0x10           \b,   8 kbps
    761 >2      byte&0xF0       0x20           \b,  16 kbps
    762 >2      byte&0xF0       0x30           \b,  24 kbps
    763 >2      byte&0xF0       0x40           \b,  32 kbps
    764 >2      byte&0xF0       0x50           \b,  40 kbps
    765 >2      byte&0xF0       0x60           \b,  48 kbps
    766 >2      byte&0xF0       0x70           \b,  56 kbps
    767 >2      byte&0xF0       0x80           \b,  64 kbps
    768 >2      byte&0xF0       0x90           \b,  80 kbps
    769 >2      byte&0xF0       0xA0           \b,  96 kbps
    770 >2      byte&0xF0       0xB0           \b, 112 kbps
    771 >2      byte&0xF0       0xC0           \b, 128 kbps
    772 >2      byte&0xF0       0xD0           \b, 144 kbps
    773 >2      byte&0xF0       0xE0           \b, 160 kbps
    774 # timing
    775 >2      byte&0x0C       0x00           \b, 11.025 kHz
    776 >2      byte&0x0C       0x04           \b, 12 kHz
    777 >2      byte&0x0C       0x08           \b, 8 kHz
    778 # channels/options
    779 >3      byte&0xC0       0x00           \b, Stereo
    780 >3      byte&0xC0       0x40           \b, JntStereo
    781 >3      byte&0xC0       0x80           \b, 2x Monaural
    782 >3      byte&0xC0       0xC0           \b, Monaural
    783 #>1     byte            ^0x01          \b, Data Verify
    784 #>2     byte            &0x02          \b, Packet Pad
    785 #>2     byte            &0x01          \b, Custom Flag
    786 #>3     byte            &0x08          \b, Copyrighted
    787 #>3     byte            &0x04          \b, Original Source
    788 #>3     byte&0x03       1              \b, NR: 50/15 ms
    789 #>3     byte&0x03       3              \b, NR: CCIT J.17
    790 
    791 # AAC (aka MPEG-2 NBC audio) and MPEG-4 audio
    792 
    793 # Stored AAC streams (instead of the MP4 format)
    794 0       string          ADIF           MPEG ADIF, AAC
    795 !:mime	audio/x-hx-aac-adif
    796 >4      byte            &0x80
    797 >>13    byte            &0x10          \b, VBR
    798 >>13    byte            ^0x10          \b, CBR
    799 >>16    byte&0x1E       0x02           \b, single stream
    800 >>16    byte&0x1E       0x04           \b, 2 streams
    801 >>16    byte&0x1E       0x06           \b, 3 streams
    802 >>16    byte            &0x08          \b, 4 or more streams
    803 >>16    byte            &0x10          \b, 8 or more streams
    804 >>4    byte            &0x80          \b, Copyrighted
    805 >>13   byte            &0x40          \b, Original Source
    806 >>13   byte            &0x20          \b, Home Flag
    807 >4      byte            ^0x80
    808 >>4     byte            &0x10          \b, VBR
    809 >>4     byte            ^0x10          \b, CBR
    810 >>7     byte&0x1E       0x02           \b, single stream
    811 >>7     byte&0x1E       0x04           \b, 2 streams
    812 >>7     byte&0x1E       0x06           \b, 3 streams
    813 >>7     byte            &0x08          \b, 4 or more streams
    814 >>7     byte            &0x10          \b, 8 or more streams
    815 >>4    byte            &0x40          \b, Original Stream(s)
    816 >>4    byte            &0x20          \b, Home Source
    817 
    818 # Live or stored single AAC stream (used with MPEG-2 systems)
    819 0       beshort&0xFFF6  0xFFF0         MPEG ADTS, AAC
    820 !:mime	audio/x-hx-aac-adts
    821 >1      byte            &0x08          \b, v2
    822 >1      byte            ^0x08          \b, v4
    823 # profile
    824 >>2     byte            &0xC0          \b LTP
    825 >2      byte&0xc0       0x00           \b Main
    826 >2      byte&0xc0       0x40           \b LC
    827 >2      byte&0xc0       0x80           \b SSR
    828 # timing
    829 >2      byte&0x3c       0x00           \b, 96 kHz
    830 >2      byte&0x3c       0x04           \b, 88.2 kHz
    831 >2      byte&0x3c       0x08           \b, 64 kHz
    832 >2      byte&0x3c       0x0c           \b, 48 kHz
    833 >2      byte&0x3c       0x10           \b, 44.1 kHz
    834 >2      byte&0x3c       0x14           \b, 32 kHz
    835 >2      byte&0x3c       0x18           \b, 24 kHz
    836 >2      byte&0x3c       0x1c           \b, 22.05 kHz
    837 >2      byte&0x3c       0x20           \b, 16 kHz
    838 >2      byte&0x3c       0x24           \b, 12 kHz
    839 >2      byte&0x3c       0x28           \b, 11.025 kHz
    840 >2      byte&0x3c       0x2c           \b, 8 kHz
    841 # channels
    842 >2      beshort&0x01c0  0x0040         \b, monaural
    843 >2      beshort&0x01c0  0x0080         \b, stereo
    844 >2      beshort&0x01c0  0x00c0         \b, stereo + center
    845 >2      beshort&0x01c0  0x0100         \b, stereo+center+LFE
    846 >2      beshort&0x01c0  0x0140         \b, surround
    847 >2      beshort&0x01c0  0x0180         \b, surround + LFE
    848 >2      beshort         &0x01C0        \b, surround + side
    849 #>1     byte            ^0x01           \b, Data Verify
    850 #>2     byte            &0x02           \b, Custom Flag
    851 #>3     byte            &0x20           \b, Original Stream
    852 #>3     byte            &0x10           \b, Home Source
    853 #>3     byte            &0x08           \b, Copyrighted
    854 
    855 # Live MPEG-4 audio streams (instead of RTP FlexMux)
    856 0       beshort&0xFFE0  0x56E0         MPEG-4 LOAS
    857 !:mime	audio/x-mp4a-latm
    858 #>1     beshort&0x1FFF  x              \b, %hu byte packet
    859 >3      byte&0xE0       0x40
    860 >>4     byte&0x3C       0x04           \b, single stream
    861 >>4     byte&0x3C       0x08           \b, 2 streams
    862 >>4     byte&0x3C       0x0C           \b, 3 streams
    863 >>4     byte            &0x08          \b, 4 or more streams
    864 >>4     byte            &0x20          \b, 8 or more streams
    865 >3      byte&0xC0       0
    866 >>4     byte&0x78       0x08           \b, single stream
    867 >>4     byte&0x78       0x10           \b, 2 streams
    868 >>4     byte&0x78       0x18           \b, 3 streams
    869 >>4     byte            &0x20          \b, 4 or more streams
    870 >>4     byte            &0x40          \b, 8 or more streams
    871 # This magic isn't strong enough (matches plausible ISO-8859-1 text)
    872 #0       beshort         0x4DE1         MPEG-4 LO-EP audio stream
    873 #!:mime	audio/x-mp4a-latm
    874 
    875 # Summary: FLI animation format
    876 # Created by: Daniel Quinlan <quinlan (a] yggdrasil.com>
    877 # Modified by (1): Abel Cheung <abelcheung (a] gmail.com> (avoid over-generic detection)
    878 4	leshort		0xAF11
    879 # standard FLI always has 320x200 resolution and 8 bit color
    880 >8	leshort		320
    881 >>10	leshort		200
    882 >>>12	leshort		8			FLI animation, 320x200x8
    883 !:mime	video/x-fli
    884 >>>>6	leshort		x			\b, %d frames
    885 # frame speed is multiple of 1/70s
    886 >>>>16	leshort		x			\b, %d/70s per frame
    887 
    888 # Summary: FLC animation format
    889 # Created by: Daniel Quinlan <quinlan (a] yggdrasil.com>
    890 # Modified by (1): Abel Cheung <abelcheung (a] gmail.com> (avoid over-generic detection)
    891 4	leshort		0xAF12
    892 # standard FLC always use 8 bit color
    893 >12	leshort		8			FLC animation
    894 !:mime	video/x-flc
    895 >>8	leshort		x			\b, %d
    896 >>10	leshort		x			\bx%dx8
    897 >>6	uleshort	x			\b, %d frames
    898 >>16	uleshort	x			\b, %dms per frame
    899 
    900 # DL animation format
    901 # XXX - collision with most `mips' magic
    902 #
    903 # I couldn't find a real magic number for these, however, this
    904 # -appears- to work.  Note that it might catch other files, too, so be
    905 # careful!
    906 #
    907 # Note that title and author appear in the two 20-byte chunks
    908 # at decimal offsets 2 and 22, respectively, but they are XOR'ed with
    909 # 255 (hex FF)!  The DL format is really bad.
    910 #
    911 #0	byte	1	DL version 1, medium format (160x100, 4 images/screen)
    912 #!:mime	video/x-unknown
    913 #>42	byte	x	- %d screens,
    914 #>43	byte	x	%d commands
    915 #0	byte	2	DL version 2
    916 #!:mime	video/x-unknown
    917 #>1	byte	1	- large format (320x200,1 image/screen),
    918 #>1	byte	2	- medium format (160x100,4 images/screen),
    919 #>1	byte	>2	- unknown format,
    920 #>42	byte	x	%d screens,
    921 #>43	byte	x	%d commands
    922 # Based on empirical evidence, DL version 3 have several nulls following the
    923 # \003.  Most of them start with non-null values at hex offset 0x34 or so.
    924 #0	string	\3\0\0\0\0\0\0\0\0\0\0\0	DL version 3
    925 
    926 # iso 13818 transport stream
    927 #
    928 # from Oskar Schirmer <schirmer (a] scara.com> Feb 3, 2001 (ISO 13818.1)
    929 # syncbyte      8 bit	0x47
    930 # error_ind     1 bit	-
    931 # payload_start 1 bit	1
    932 # priority      1 bit	-
    933 # PID          13 bit	0x0000
    934 # scrambling    2 bit	-
    935 # adaptfld_ctrl 2 bit	1 or 3
    936 # conti_count   4 bit	-
    937 0	belong&0xFF5FFF10	0x47400010
    938 >188	byte			0x47		MPEG transport stream data
    939 !:mime  video/MP2T
    940 !:ext	ts
    941 
    942 # Blu-ray disc Audio-Video MPEG-2 transport stream
    943 # From: Alexandre Iooss <erdnaxe (a] crans.org>
    944 # URL: https://en.wikipedia.org/wiki/MPEG_transport_stream
    945 # Note: similar to ISO 13818.1 but with 4 extra bytes per packets
    946 4	belong&0xFF5FFF10	=0x47400010
    947 >196	byte			=0x47		BDAV MPEG-2 Transport Stream (M2TS)
    948 !:mime	video/MP2T
    949 !:ext	m2ts/mts
    950 
    951 # DIF digital video file format <mpruett (a] sgi.com>
    952 0	belong&0xffffff00	0x1f070000      DIF
    953 !:mime  video/x-dv
    954 >4	byte			&0x01		(DVCPRO) movie file
    955 >4	byte			^0x01		(DV) movie file
    956 >3	byte			&0x80		(PAL)
    957 >3	byte			^0x80		(NTSC)
    958 
    959 # MNG Video Format, <URL:http://www.libpng.org/pub/mng/spec/>
    960 0	string			\x8aMNG		MNG video data,
    961 !:mime	video/x-mng
    962 >4	belong			!0x0d0a1a0a	CORRUPTED,
    963 >4	belong			0x0d0a1a0a
    964 >>16    belong	x				%d x
    965 >>20    belong	x				%d
    966 
    967 # JNG Video Format, <URL:http://www.libpng.org/pub/mng/spec/>
    968 0	string			\x8bJNG		JNG video data,
    969 !:mime	video/x-jng
    970 >4	belong			!0x0d0a1a0a	CORRUPTED,
    971 >4	belong			0x0d0a1a0a
    972 >>16    belong	x				%d x
    973 >>20    belong	x				%d
    974 
    975 # Vivo video (Wolfram Kleff)
    976 3	string		\x0D\x0AVersion:Vivo	Vivo video data
    977 
    978 # ABC (alembic.io 3d models)
    979 0	string	0gawa		ABC 3d model
    980 
    981 #---------------------------------------------------------------------------
    982 # HVQM4: compressed movie format designed by Hudson for Nintendo GameCube
    983 # From Mark Sheppard <msheppard (a] climax.co.uk>, 2002-10-03
    984 #
    985 0	string		HVQM4		%s
    986 >6	string		>\0		v%s
    987 >0	byte		x		GameCube movie,
    988 >0x34	ubeshort	x		%d x
    989 >0x36	ubeshort	x		%d,
    990 >0x26	ubeshort	x		%dus,
    991 >0x42	ubeshort	0		no audio
    992 >0x42	ubeshort	>0		%dHz audio
    993 
    994 # From: Stefan A. Haubenthal <polluks (a] sdf.lonestar.org>
    995 # Update: Joerg Jenderek
    996 # URL: https://en.wikipedia.org/wiki/VOB
    997 0	string		DVDVIDEO-VTS	Video title set,
    998 !:mime	video/x-ifo
    999 !:ext	ifo/bup
   1000 >0x21	byte		x		v%x
   1001 0	string		DVDVIDEO-VMG	Video manager,
   1002 !:mime	video/x-ifo
   1003 !:ext	ifo/bup
   1004 >0x21	byte		x		v%x
   1005 
   1006 # From: Stefan A. Haubenthal <polluks (a] sdf.lonestar.org>
   1007 0 string xMovieSetter MovieSetter movie
   1008 0 string xSceneEditor MovieSetter movie
   1009 
   1010 # From: Behan Webster <behanw (a] websterwood.com>
   1011 # NuppelVideo used by Mythtv (*.nuv)
   1012 # Note: there are two identical stanzas here differing only in the
   1013 # initial string matched. It used to be done with a regex, but we're
   1014 # trying to get rid of those.
   1015 0	string		NuppelVideo	MythTV NuppelVideo
   1016 >12	string		x		v%s
   1017 >20	lelong		x		(%d
   1018 >24	lelong		x		\bx%d),
   1019 >36	string		P		\bprogressive,
   1020 >36	string		I		\binterlaced,
   1021 >40	ledouble	x		\baspect:%.2f,
   1022 >48	ledouble	x		\bfps:%.2f
   1023 0	string		MythTV		MythTV NuppelVideo
   1024 >12	string		x		v%s
   1025 >20	lelong		x		(%d
   1026 >24	lelong		x		\bx%d),
   1027 >36	string		P		\bprogressive,
   1028 >36	string		I		\binterlaced,
   1029 >40	ledouble	x		\baspect:%.2f,
   1030 >48	ledouble	x		\bfps:%.2f
   1031 
   1032 #						MPEG file
   1033 # MPEG sequences
   1034 # FIXME: This section is from the old magic.mime file and needs
   1035 # integrating with the rest
   1036 #0       belong             0x000001BA
   1037 #>4      byte               &0x40
   1038 #!:mime	video/mp2p
   1039 #>4      byte               ^0x40
   1040 #!:mime	video/mpeg
   1041 #0       belong             0x000001BB
   1042 #!:mime	video/mpeg
   1043 #0       belong             0x000001B0
   1044 #!:mime	video/mp4v-es
   1045 #0       belong             0x000001B5
   1046 #!:mime	video/mp4v-es
   1047 #0       belong             0x000001B3
   1048 #!:mime	video/mpv
   1049 #0       belong&0xFF5FFF10  0x47400010
   1050 #!:mime	video/mp2t
   1051 #0       belong             0x00000001
   1052 #>4      byte&0x1F	   0x07
   1053 #!:mime	video/h264
   1054 
   1055 # Type: Bink Video
   1056 # Extension: .bik
   1057 # URL:  https://wiki.multimedia.cx/index.php?title=Bink_Container
   1058 # From: <hoehle (a] users.sourceforge.net>  2008-07-18
   1059 0	name		bik
   1060 #>4	ulelong		x	size %d
   1061 >20	ulelong		x	\b, %d
   1062 >24	ulelong		x	\bx%d
   1063 >8	ulelong		x	\b, %d frames
   1064 >32	ulelong		x	at rate %d/
   1065 >28	ulelong		>1	\b%d
   1066 >40	ulelong		=0	\b, no audio
   1067 >40	ulelong		!0	\b, %d audio track
   1068 >>40	ulelong		!1	\bs
   1069 # follow properties of the first audio track only
   1070 >>48	uleshort	x	%dHz
   1071 >>51	byte&0x20	0	mono
   1072 >>51	byte&0x20	!0	stereo
   1073 #>>51	byte&0x10	0	FFT
   1074 #>>51	byte&0x10	!0	DCT
   1075 
   1076 0	string		BIK
   1077 >3	regex		=[bdfghi]	Bink Video rev.%s
   1078 >>0	use		bik
   1079 
   1080 0	string		KB2
   1081 >3	regex		=[adfghi]	Bink Video 2 rev.%s
   1082 >>0	use		bik
   1083 
   1084 # Type:	NUT Container
   1085 # URL:	https://wiki.multimedia.cx/index.php?title=NUT
   1086 # From:	Adam Buchbinder <adam.buchbinder (a] gmail.com>
   1087 0	string	nut/multimedia\ container\0	NUT multimedia container
   1088 
   1089 # Type: Nullsoft Video (NSV)
   1090 # URL:  https://wiki.multimedia.cx/index.php?title=Nullsoft_Video
   1091 # From: Mike Melanson <mike (a] multimedia.cx>
   1092 0	string	NSVf	Nullsoft Video
   1093 
   1094 # Type: REDCode Video
   1095 # URL:  https://www.red.com/ ; https://wiki.multimedia.cx/index.php?title=REDCode
   1096 # From: Mike Melanson <mike (a] multimedia.cx>
   1097 4	string	RED1	REDCode Video
   1098 
   1099 # Type: MTV Multimedia File
   1100 # URL:  https://wiki.multimedia.cx/index.php?title=MTV
   1101 # From: Mike Melanson <mike (a] multimedia.cx>
   1102 0	string	AMVS	MTV Multimedia File
   1103 
   1104 # Type: ARMovie
   1105 # URL:  https://wiki.multimedia.cx/index.php?title=ARMovie
   1106 # From: Mike Melanson <mike (a] multimedia.cx>
   1107 0	string	ARMovie\012	ARMovie
   1108 
   1109 # Type: Interplay MVE Movie
   1110 # URL:  https://wiki.multimedia.cx/index.php?title=Interplay_MVE
   1111 # From: Mike Melanson <mike (a] multimedia.cx>
   1112 0	string	Interplay\040MVE\040File\032	Interplay MVE Movie
   1113 
   1114 # Type: Windows Television DVR File
   1115 # URL:  https://wiki.multimedia.cx/index.php?title=WTV
   1116 # From: Mike Melanson <mike (a] mutlimedia.cx>
   1117 # This takes the form of a Windows-style GUID
   1118 0	bequad	0xB7D800203749DA11
   1119 >8	bequad	0xA64E0007E95EAD8D	Windows Television DVR Media
   1120 
   1121 # Type: Sega FILM/CPK Multimedia
   1122 # URL:  https://wiki.multimedia.cx/index.php?title=Sega_FILM
   1123 # From: Mike Melanson <mike (a] multimedia.cx>
   1124 0	string	FILM	Sega FILM/CPK Multimedia,
   1125 >32	belong	x	%d x
   1126 >28	belong	x	%d
   1127 
   1128 # Type: Nintendo THP Multimedia
   1129 # URL:  https://wiki.multimedia.cx/index.php?title=THP
   1130 # From: Mike Melanson <mike (a] multimedia.cx>
   1131 0	string	THP\0	Nintendo THP Multimedia
   1132 
   1133 # Type: BBC Dirac Video
   1134 # URL:  https://wiki.multimedia.cx/index.php?title=Dirac
   1135 # From: Mike Melanson <mike (a] multimedia.cx>
   1136 0	string	BBCD	BBC Dirac Video
   1137 
   1138 # Type: RAD Game Tools Smacker Multimedia
   1139 # URL:  https://wiki.multimedia.cx/index.php?title=Smacker
   1140 # From: Mike Melanson <mike (a] multimedia.cx>
   1141 0	string	SMK	RAD Game Tools Smacker Multimedia
   1142 >3	byte	x	version %c,
   1143 >4	lelong	x	%d x
   1144 >8	lelong	x	%d,
   1145 >12	lelong	x	%d frames
   1146 
   1147 # Material Exchange Format
   1148 # More information:
   1149 # https://en.wikipedia.org/wiki/Material_Exchange_Format
   1150 # http://www.freemxf.org/
   1151 0	string	\x06\x0e\x2b\x34\x02\x05\x01\x01\x0d\x01\x02\x01\x01\x02	Material exchange container format
   1152 !:ext	mxf
   1153 !:mime	application/mxf
   1154 
   1155 # Recognize LucasArts Smush video files (cf.
   1156 # https://wiki.multimedia.cx/index.php/Smush)
   1157 0	string	ANIM
   1158 >8	string	AHDR	LucasArts Smush Animation Format (SAN) video
   1159 0	string	SANM
   1160 >8	string	SHDR	LucasArts Smush v2 (SANM) video
   1161 
   1162 # Type: Scaleform video
   1163 # Extension: .usm
   1164 # URL:  https://wiki.multimedia.cx/index.php/USM
   1165 # From: David Korth <gerbilsoft (a] gerbilsoft.com>
   1166 0	string	CRID
   1167 >32	string	@UTF	Scaleform video
   1168 
   1169 # http://www.jerrysguide.com/tips/demystify-tvs-file-format.html
   1170 0	string	TVS\015\012
   1171 >&0	string	Version\040	TeamViewer Session File
   1172 >>&0	string	x		\b, version %s
   1173 
   1174 # SER file format - simple uncompressed video format for astronomical use
   1175 # Initially developed by Lucam Recorder,
   1176 # as of 2021 maintained by Heiko Wilkens, Grischa Hahn
   1177 # Typical extensions: .SER
   1178 # http://www.grischa-hahn.homepage.t-online.de/astro/ser/SER%20Doc%20V3b.pdf
   1179 0	string	LUCAM-RECORDER	SER video sequence
   1180 !:ext	ser
   1181 >18	lelong	0	\b, bayer: mono
   1182 >18	lelong	8	\b, bayer: RGGB
   1183 >18	lelong	9	\b, bayer: GRBG
   1184 >18	lelong	10	\b, bayer: GBRG
   1185 >18	lelong	11	\b, bayer: BGGR
   1186 >18	lelong	16	\b, bayer: CYYM
   1187 >18	lelong	17	\b, bayer: YCMY
   1188 >18	lelong	18	\b, bayer: YMCY
   1189 >18	lelong	19	\b, bayer: MYYC
   1190 >18	lelong	100	\b, bayer: RGB
   1191 >18	lelong	101	\b, bayer: BGR
   1192 >22	lelong	0	\b, big-endian
   1193 >22	lelong	1	\b, little-endian
   1194 >26	lelong	x	\b, width: %d
   1195 >30	lelong	x	\b, height: %d
   1196 >34	lelong	x	\b, %d bit
   1197 >38	lelong	x	\b, frames: %d
   1198 
   1199 # https://wiki.multimedia.cx/index.php/Duck_IVF
   1200 0	string	DKIF	Duck IVF video file
   1201 !:mime	video/x-ivf
   1202 >4	leshort	>0	\b, version %d
   1203 >8	string	x	\b, codec %s
   1204 >12	leshort x	\b, %d
   1205 >14	leshort x	\bx%d
   1206 >24	lelong	>0	\b, %d frames
   1207