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Diffstat (limited to 'magic/Magdir/riff')
| -rw-r--r-- | magic/Magdir/riff | 258 |
1 files changed, 258 insertions, 0 deletions
diff --git a/magic/Magdir/riff b/magic/Magdir/riff new file mode 100644 index 0000000..b41d0bd --- /dev/null +++ b/magic/Magdir/riff @@ -0,0 +1,258 @@ + +#------------------------------------------------------------------------------ +# $File: riff,v 1.23 2013/02/06 14:18:52 christos Exp $ +# riff: file(1) magic for RIFF format +# See +# +# http://www.seanet.com/users/matts/riffmci/riffmci.htm +# +# AVI section extended by Patrik Radman <patrik+file-magic@iki.fi> +# +0 string RIFF RIFF (little-endian) data +# RIFF Palette format +>8 string PAL \b, palette +>>16 leshort x \b, version %d +>>18 leshort x \b, %d entries +# RIFF Device Independent Bitmap format +>8 string RDIB \b, device-independent bitmap +>>16 string BM +>>>30 leshort 12 \b, OS/2 1.x format +>>>>34 leshort x \b, %d x +>>>>36 leshort x %d +>>>30 leshort 64 \b, OS/2 2.x format +>>>>34 leshort x \b, %d x +>>>>36 leshort x %d +>>>30 leshort 40 \b, Windows 3.x format +>>>>34 lelong x \b, %d x +>>>>38 lelong x %d x +>>>>44 leshort x %d +# RIFF MIDI format +>8 string RMID \b, MIDI +# RIFF Multimedia Movie File format +>8 string RMMP \b, multimedia movie +# RIFF wrapper for MP3 +>8 string RMP3 \b, MPEG Layer 3 audio +# Microsoft WAVE format (*.wav) +>8 string WAVE \b, WAVE audio +!:mime audio/x-wav +>>20 leshort 1 \b, Microsoft PCM +>>>34 leshort >0 \b, %d bit +>>20 leshort 2 \b, Microsoft ADPCM +>>20 leshort 6 \b, ITU G.711 A-law +>>20 leshort 7 \b, ITU G.711 mu-law +>>20 leshort 8 \b, Microsoft DTS +>>20 leshort 17 \b, IMA ADPCM +>>20 leshort 20 \b, ITU G.723 ADPCM (Yamaha) +>>20 leshort 49 \b, GSM 6.10 +>>20 leshort 64 \b, ITU G.721 ADPCM +>>20 leshort 80 \b, MPEG +>>20 leshort 85 \b, MPEG Layer 3 +>>20 leshort 0x2001 \b, DTS +>>22 leshort =1 \b, mono +>>22 leshort =2 \b, stereo +>>22 leshort >2 \b, %d channels +>>24 lelong >0 %d Hz +# Corel Draw Picture +>8 string CDRA \b, Corel Draw Picture +!:mime image/x-coreldraw +# AVI == Audio Video Interleave +>8 string AVI\040 \b, AVI +!:mime video/x-msvideo +>>12 string LIST +>>>20 string hdrlavih +>>>>&36 lelong x \b, %lu x +>>>>&40 lelong x %lu, +>>>>&4 lelong >1000000 <1 fps, +>>>>&4 lelong 1000000 1.00 fps, +>>>>&4 lelong 500000 2.00 fps, +>>>>&4 lelong 333333 3.00 fps, +>>>>&4 lelong 250000 4.00 fps, +>>>>&4 lelong 200000 5.00 fps, +>>>>&4 lelong 166667 6.00 fps, +>>>>&4 lelong 142857 7.00 fps, +>>>>&4 lelong 125000 8.00 fps, +>>>>&4 lelong 111111 9.00 fps, +>>>>&4 lelong 100000 10.00 fps, +# ]9.9,10.1[ +>>>>&4 lelong <101010 +>>>>>&-4 lelong >99010 +>>>>>>&-4 lelong !100000 ~10 fps, +>>>>&4 lelong 83333 12.00 fps, +# ]11.9,12.1[ +>>>>&4 lelong <84034 +>>>>>&-4 lelong >82645 +>>>>>>&-4 lelong !83333 ~12 fps, +>>>>&4 lelong 66667 15.00 fps, +# ]14.9,15.1[ +>>>>&4 lelong <67114 +>>>>>&-4 lelong >66225 +>>>>>>&-4 lelong !66667 ~15 fps, +>>>>&4 lelong 50000 20.00 fps, +>>>>&4 lelong 41708 23.98 fps, +>>>>&4 lelong 41667 24.00 fps, +# ]23.9,24.1[ +>>>>&4 lelong <41841 +>>>>>&-4 lelong >41494 +>>>>>>&-4 lelong !41708 +>>>>>>>&-4 lelong !41667 ~24 fps, +>>>>&4 lelong 40000 25.00 fps, +# ]24.9,25.1[ +>>>>&4 lelong <40161 +>>>>>&-4 lelong >39841 +>>>>>>&-4 lelong !40000 ~25 fps, +>>>>&4 lelong 33367 29.97 fps, +>>>>&4 lelong 33333 30.00 fps, +# ]29.9,30.1[ +>>>>&4 lelong <33445 +>>>>>&-4 lelong >33223 +>>>>>>&-4 lelong !33367 +>>>>>>>&-4 lelong !33333 ~30 fps, +>>>>&4 lelong <32224 >30 fps, +##>>>>&4 lelong x (%lu) +##>>>>&20 lelong x %lu frames, +# Note: The tests below assume that the AVI has 1 or 2 streams, +# "vids" optionally followed by "auds". +# (Should cover 99.9% of all AVIs.) +# assuming avih length = 56 +>>>88 string LIST +>>>>96 string strlstrh +>>>>>108 string vids video: +>>>>>>&0 lelong 0 uncompressed +# skip past vids strh +>>>>>>(104.l+108) string strf +>>>>>>>(104.l+132) lelong 1 RLE 8bpp +>>>>>>>(104.l+132) string/c cvid Cinepak +>>>>>>>(104.l+132) string/c i263 Intel I.263 +>>>>>>>(104.l+132) string/c iv32 Indeo 3.2 +>>>>>>>(104.l+132) string/c iv41 Indeo 4.1 +>>>>>>>(104.l+132) string/c iv50 Indeo 5.0 +>>>>>>>(104.l+132) string/c mp42 Microsoft MPEG-4 v2 +>>>>>>>(104.l+132) string/c mp43 Microsoft MPEG-4 v3 +>>>>>>>(104.l+132) string/c fmp4 FFMpeg MPEG-4 +>>>>>>>(104.l+132) string/c mjpg Motion JPEG +>>>>>>>(104.l+132) string/c div3 DivX 3 +>>>>>>>>112 string/c div3 Low-Motion +>>>>>>>>112 string/c div4 Fast-Motion +>>>>>>>(104.l+132) string/c divx DivX 4 +>>>>>>>(104.l+132) string/c dx50 DivX 5 +>>>>>>>(104.l+132) string/c xvid XviD +>>>>>>>(104.l+132) string/c h264 H.264 +>>>>>>>(104.l+132) string/c wmv3 Windows Media Video 9 +>>>>>>>(104.l+132) string/c h264 X.264 or H.264 +>>>>>>>(104.l+132) lelong 0 +##>>>>>>>(104.l+132) string x (%.4s) +# skip past first (video) LIST +>>>>(92.l+96) string LIST +>>>>>(92.l+104) string strlstrh +>>>>>>(92.l+116) string auds \b, audio: +# auds strh length = 56: +>>>>>>>(92.l+172) string strf +>>>>>>>>(92.l+180) leshort 0x0001 uncompressed PCM +>>>>>>>>(92.l+180) leshort 0x0002 ADPCM +>>>>>>>>(92.l+180) leshort 0x0006 aLaw +>>>>>>>>(92.l+180) leshort 0x0007 uLaw +>>>>>>>>(92.l+180) leshort 0x0050 MPEG-1 Layer 1 or 2 +>>>>>>>>(92.l+180) leshort 0x0055 MPEG-1 Layer 3 +>>>>>>>>(92.l+180) leshort 0x2000 Dolby AC3 +>>>>>>>>(92.l+180) leshort 0x0161 DivX +##>>>>>>>>(92.l+180) leshort x (0x%.4x) +>>>>>>>>(92.l+182) leshort 1 (mono, +>>>>>>>>(92.l+182) leshort 2 (stereo, +>>>>>>>>(92.l+182) leshort >2 (%d channels, +>>>>>>>>(92.l+184) lelong x %d Hz) +# auds strh length = 64: +>>>>>>>(92.l+180) string strf +>>>>>>>>(92.l+188) leshort 0x0001 uncompressed PCM +>>>>>>>>(92.l+188) leshort 0x0002 ADPCM +>>>>>>>>(92.l+188) leshort 0x0055 MPEG-1 Layer 3 +>>>>>>>>(92.l+188) leshort 0x2000 Dolby AC3 +>>>>>>>>(92.l+188) leshort 0x0161 DivX +##>>>>>>>>(92.l+188) leshort x (0x%.4x) +>>>>>>>>(92.l+190) leshort 1 (mono, +>>>>>>>>(92.l+190) leshort 2 (stereo, +>>>>>>>>(92.l+190) leshort >2 (%d channels, +>>>>>>>>(92.l+192) lelong x %d Hz) +# Animated Cursor format +>8 string ACON \b, animated cursor +# SoundFont 2 <mpruett@sgi.com> +>8 string sfbk SoundFont/Bank +# MPEG-1 wrapped in a RIFF, apparently +>8 string CDXA \b, wrapped MPEG-1 (CDXA) +>8 string 4XMV \b, 4X Movie file +# AMV-type AVI file: http://wiki.multimedia.cx/index.php?title=AMV +>8 string AMV\040 \b, AMV + +# +# XXX - some of the below may only appear in little-endian form. +# +# Also "MV93" appears to be for one form of Macromedia Director +# files, and "GDMF" appears to be another multimedia format. +# +0 string RIFX RIFF (big-endian) data +# RIFF Palette format +>8 string PAL \b, palette +>>16 beshort x \b, version %d +>>18 beshort x \b, %d entries +# RIFF Device Independent Bitmap format +>8 string RDIB \b, device-independent bitmap +>>16 string BM +>>>30 beshort 12 \b, OS/2 1.x format +>>>>34 beshort x \b, %d x +>>>>36 beshort x %d +>>>30 beshort 64 \b, OS/2 2.x format +>>>>34 beshort x \b, %d x +>>>>36 beshort x %d +>>>30 beshort 40 \b, Windows 3.x format +>>>>34 belong x \b, %d x +>>>>38 belong x %d x +>>>>44 beshort x %d +# RIFF MIDI format +>8 string RMID \b, MIDI +# RIFF Multimedia Movie File format +>8 string RMMP \b, multimedia movie +# Microsoft WAVE format (*.wav) +>8 string WAVE \b, WAVE audio +>>20 leshort 1 \b, Microsoft PCM +>>>34 leshort >0 \b, %d bit +>>22 beshort =1 \b, mono +>>22 beshort =2 \b, stereo +>>22 beshort >2 \b, %d channels +>>24 belong >0 %d Hz +# Corel Draw Picture +>8 string CDRA \b, Corel Draw Picture +# AVI == Audio Video Interleave +>8 string AVI\040 \b, AVI +# Animated Cursor format +>8 string ACON \b, animated cursor +# Notation Interchange File Format (big-endian only) +>8 string NIFF \b, Notation Interchange File Format +# SoundFont 2 <mpruett@sgi.com> +>8 string sfbk SoundFont/Bank + +#------------------------------------------------------------------------------ +# Sony Wave64 +# see http://www.vcs.de/fileadmin/user_upload/MBS/PDF/Whitepaper/Informations_about_Sony_Wave64.pdf +# 128 bit RIFF-GUID { 66666972-912E-11CF-A5D6-28DB04C10000 } in little-endian +0 string riff\x2E\x91\xCF\x11\xA5\xD6\x28\xDB\x04\xC1\x00\x00 Sony Wave64 RIFF data +# 128 bit + total file size (64 bits) so 24 bytes +# then WAVE-GUID { 65766177-ACF3-11D3-8CD1-00C04F8EDB8A } +>24 string wave\xF3\xAC\xD3\x11\x8C\xD1\x00\xC0\x4F\x8E\xDB\x8A \b, WAVE 64 audio +!:mime audio/x-w64 +# FMT-GUID { 20746D66-ACF3-11D3-8CD1-00C04F8EDB8A } +>>40 search/256 fmt\x20\xF3\xAC\xD3\x11\x8C\xD1\x00\xC0\x4F\x8E\xDB\x8A \b +>>>&10 leshort =1 \b, mono +>>>&10 leshort =2 \b, stereo +>>>&10 leshort >2 \b, %d channels +>>>&12 lelong >0 %d Hz + +#------------------------------------------------------------------------------ +# MBWF/RF64 +# see EBU TECH 3306 http://tech.ebu.ch/docs/tech/tech3306-2009.pdf +0 string RF64\xff\xff\xff\xffWAVEds64 MBWF/RF64 audio +!:mime audio/x-wav +>40 search/256 fmt\x20 \b +>>&6 leshort =1 \b, mono +>>&6 leshort =2 \b, stereo +>>&6 leshort >2 \b, %d channels +>>&8 lelong >0 %d Hz + |