/
magic
15043 lines (13872 loc) · 524 KB
/
magic
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# Magic
# Magic data for file(1) command.
# Machine-generated from src/cmd/file/magdir/*; edit there only!
# Format is described in magic(files), where:
# files is 5 on V7 and BSD, 4 on SV, and ?? in the SVID.
#------------------------------------------------------------------------------
# Localstuff: file(1) magic for locally observed files
#
# $File: Localstuff,v 1.4 2003/03/23 04:17:27 christos Exp $
# Add any locally observed files here. Remember:
# text if readable, executable if runnable binary, data if unreadable.
#------------------------------------------------------------------------------
# acorn: file(1) magic for files found on Acorn systems
#
# RISC OS Chunk File Format
# From RISC OS Programmer's Reference Manual, Appendix D
# We guess the file type from the type of the first chunk.
0 lelong 0xc3cbc6c5 RISC OS Chunk data
>12 string OBJ_ \b, AOF object
>12 string LIB_ \b, ALF library
# RISC OS AIF, contains "SWI OS_Exit" at offset 16.
16 lelong 0xef000011 RISC OS AIF executable
# RISC OS Draw files
# From RISC OS Programmer's Reference Manual, Appendix E
0 string Draw RISC OS Draw file data
# RISC OS new format font files
# From RISC OS Programmer's Reference Manual, Appendix E
0 string FONT\0 RISC OS outline font data,
>5 byte x version %d
0 string FONT\1 RISC OS 1bpp font data,
>5 byte x version %d
0 string FONT\4 RISC OS 4bpp font data
>5 byte x version %d
# RISC OS Music files
# From RISC OS Programmer's Reference Manual, Appendix E
0 string Maestro\r RISC OS music file
>8 byte x version %d
>8 byte x type %d
# Digital Symphony data files
# From: Bernard Jungen (bern8817@euphonynet.be)
0 string \x02\x01\x13\x13\x13\x01\x0d\x10 Digital Symphony sound sample (RISC OS),
>8 byte x version %d,
>9 pstring x named "%s",
>(9.b+19) byte =0 8-bit logarithmic
>(9.b+19) byte =1 LZW-compressed linear
>(9.b+19) byte =2 8-bit linear signed
>(9.b+19) byte =3 16-bit linear signed
>(9.b+19) byte =4 SigmaDelta-compressed linear
>(9.b+19) byte =5 SigmaDelta-compressed logarithmic
>(9.b+19) byte >5 unknown format
0 string \x02\x01\x13\x13\x14\x12\x01\x0b Digital Symphony song (RISC OS),
>8 byte x version %d,
>9 byte =1 1 voice,
>9 byte !1 %d voices,
>10 leshort =1 1 track,
>10 leshort !1 %d tracks,
>12 leshort =1 1 pattern
>12 leshort !1 %d patterns
0 string \x02\x01\x13\x13\x10\x14\x12\x0e
>9 byte =0 Digital Symphony sequence (RISC OS),
>>8 byte x version %d,
>>10 byte =1 1 line,
>>10 byte !1 %d lines,
>>11 leshort =1 1 position
>>11 leshort !1 %d positions
>9 byte =1 Digital Symphony pattern data (RISC OS),
>>8 byte x version %d,
>>10 leshort =1 1 pattern
>>10 leshort !1 %d patterns
#------------------------------------------------------------------------------
# adi: file(1) magic for ADi's objects
# From Gregory McGarry <g.mcgarry@ieee.org>
#
0 leshort 0x521c COFF DSP21k
>18 lelong &02 executable,
>18 lelong ^02
>>18 lelong &01 static object,
>>18 lelong ^01 relocatable object,
>18 lelong &010 stripped
>18 lelong ^010 not stripped
#------------------------------------------------------------------------------
# adventure: file(1) magic for Adventure game files
#
# from Allen Garvin <earendil@faeryland.tamu-commerce.edu>
# Edited by Dave Chapeskie <dchapes@ddm.on.ca> Jun 28, 1998
# Edited by Chris Chittleborough <cchittleborough@yahoo.com.au>, March 2002
#
# ALAN
# I assume there are other, lower versions, but these are the only ones I
# saw in the archive.
0 beshort 0x0206 ALAN game data
>2 byte <10 version 2.6%d
# Infocom (see z-machine)
#------------------------------------------------------------------------------
# Z-machine: file(1) magic for Z-machine binaries.
#
# This will match ${TEX_BASE}/texmf/omega/ocp/char2uni/inbig5.ocp which
# appears to be a version-0 Z-machine binary.
#
# The (false match) message is to correct that behavior. Perhaps it is
# not needed.
#
16 belong&0xfe00f0f0 0x3030 Infocom game data
>0 ubyte 0 (false match)
>0 ubyte >0 (Z-machine %d,
>>2 ubeshort x Release %d /
>>18 string >\0 Serial %.6s)
#------------------------------------------------------------------------------
# Glulx: file(1) magic for Glulx binaries.
#
# I haven't checked for false matches yet.
#
0 string Glul Glulx game data
>4 beshort x (Version %d
>>6 byte x \b.%d
>>8 byte x \b.%d)
>36 string Info Compiled by Inform
# For Quetzal and blorb magic see iff
# TADS (Text Adventure Development System)
# All files are machine-independent (games compile to byte-code) and are tagged
# with a version string of the form "V2.<digit>.<digit>\0" (but TADS 3 is
# on the way).
# Game files start with "TADS2 bin\n\r\032\0" then the compiler version.
0 string TADS2\ bin TADS
>9 belong !0x0A0D1A00 game data, CORRUPTED
>9 belong 0x0A0D1A00
>>13 string >\0 %s game data
# Resource files start with "TADS2 rsc\n\r\032\0" then the compiler version.
0 string TADS2\ rsc TADS
>9 belong !0x0A0D1A00 resource data, CORRUPTED
>9 belong 0x0A0D1A00
>>13 string >\0 %s resource data
# Some saved game files start with "TADS2 save/g\n\r\032\0", a little-endian
# 2-byte length N, the N-char name of the game file *without* a NUL (darn!),
# "TADS2 save\n\r\032\0" and the interpreter version.
0 string TADS2\ save/g TADS
>12 belong !0x0A0D1A00 saved game data, CORRUPTED
>12 belong 0x0A0D1A00
>>(16.s+32) string >\0 %s saved game data
# Other saved game files start with "TADS2 save\n\r\032\0" and the interpreter
# version.
0 string TADS2\ save TADS
>10 belong !0x0A0D1A00 saved game data, CORRUPTED
>10 belong 0x0A0D1A00
>>14 string >\0 %s saved game data
# Danny Milosavljevic <danny.milo@gmx.net>
# this are adrift (adventure game standard) game files, extension .taf
# depending on version magic continues with 0x93453E6139FA (V 4.0)
# 0x9445376139FA (V 3.90)
# 0x9445366139FA (V 3.80)
# this is from source (http://www.adrift.org.uk/) and I have some taf
# files, and checked them.
#0 belong 0x3C423FC9
#>4 belong 0x6A87C2CF Adrift game file
#!:mime application/x-adrift
#------------------------------------------------------------------------------
# allegro: file(1) magic for Allegro datafiles
# Toby Deshane <hac@shoelace.digivill.net>
#
0 belong 0x736C6821 Allegro datafile (packed)
0 belong 0x736C682E Allegro datafile (not packed/autodetect)
0 belong 0x736C682B Allegro datafile (appended exe data)
#------------------------------------------------------------------------------
# alliant: file(1) magic for Alliant FX series a.out files
#
# If the FX series is the one that had a processor with a 68K-derived
# instruction set, the "short" should probably become "beshort" and the
# "long" should probably become "belong".
# If it's the i860-based one, they should probably become either the
# big-endian or little-endian versions, depending on the mode they ran
# the 860 in....
#
0 short 0420 0420 Alliant virtual executable
>2 short &0x0020 common library
>16 long >0 not stripped
0 short 0421 0421 Alliant compact executable
>2 short &0x0020 common library
>16 long >0 not stripped
#------------------------------------------------------------------------------
# alpha architecture description
#
0 leshort 0603 COFF format alpha
>22 leshort&030000 !020000 executable
>24 leshort 0410 pure
>24 leshort 0413 paged
>22 leshort&020000 !0 dynamically linked
>16 lelong !0 not stripped
>16 lelong 0 stripped
>22 leshort&030000 020000 shared library
>24 leshort 0407 object
>27 byte x - version %d
>26 byte x .%d
>28 byte x -%d
# Basic recognition of Digital UNIX core dumps - Mike Bremford <mike@opac.bl.uk>
#
# The actual magic number is just "Core", followed by a 2-byte version
# number; however, treating any file that begins with "Core" as a Digital
# UNIX core dump file may produce too many false hits, so we include one
# byte of the version number as well; DU 5.0 appears only to be up to
# version 2.
#
0 string Core\001 Alpha COFF format core dump (Digital UNIX)
>24 string >\0 \b, from '%s'
0 string Core\002 Alpha COFF format core dump (Digital UNIX)
>24 string >\0 \b, from '%s'
#------------------------------------------------------------------------------
# amanda: file(1) magic for amanda file format
#
0 string AMANDA:\ AMANDA
>8 string TAPESTART\ DATE tape header file,
>>23 string X
>>>25 string >\ Unused %s
>>23 string >\ DATE %s
>8 string FILE\ dump file,
>>13 string >\ DATE %s
#------------------------------------------------------------------------------
# amigaos: file(1) magic for AmigaOS binary formats:
#
# From ignatios@cs.uni-bonn.de (Ignatios Souvatzis)
#
0 belong 0x000003fa AmigaOS shared library
0 belong 0x000003f3 AmigaOS loadseg()ble executable/binary
0 belong 0x000003e7 AmigaOS object/library data
#
0 beshort 0xe310 Amiga Workbench
>2 beshort 1
>>48 byte 1 disk icon
>>48 byte 2 drawer icon
>>48 byte 3 tool icon
>>48 byte 4 project icon
>>48 byte 5 garbage icon
>>48 byte 6 device icon
>>48 byte 7 kickstart icon
>>48 byte 8 workbench application icon
>2 beshort >1 icon, vers. %d
#
# various sound formats from the Amiga
# G=F6tz Waschk <waschk@informatik.uni-rostock.de>
#
0 string FC14 Future Composer 1.4 Module sound file
0 string SMOD Future Composer 1.3 Module sound file
0 string AON4artofnoise Art Of Noise Module sound file
1 string MUGICIAN/SOFTEYES Mugician Module sound file
58 string SIDMON\ II\ -\ THE Sidmon 2.0 Module sound file
0 string Synth4.0 Synthesis Module sound file
0 string ARP. The Holy Noise Module sound file
0 string BeEp\0 JamCracker Module sound file
0 string COSO\0 Hippel-COSO Module sound file
# Too simple (short, pure ASCII, deep), MPi
#26 string V.3 Brian Postma's Soundmon Module sound file v3
#26 string BPSM Brian Postma's Soundmon Module sound file v3
#26 string V.2 Brian Postma's Soundmon Module sound file v2
# The following are from: "Stefan A. Haubenthal" <polluks@web.de>
0 beshort 0x0f00 AmigaOS bitmap font
0 beshort 0x0f03 AmigaOS outline font
0 belong 0x80001001 AmigaOS outline tag
0 string ##\ version catalog translation
0 string EMOD\0 Amiga E module
8 string ECXM\0 ECX module
0 string/c @database AmigaGuide file
# Amiga disk types
#
0 string RDSK Rigid Disk Block
>160 string x on %.24s
0 string DOS\0 Amiga DOS disk
0 string DOS\1 Amiga FFS disk
0 string DOS\2 Amiga Inter DOS disk
0 string DOS\3 Amiga Inter FFS disk
0 string DOS\4 Amiga Fastdir DOS disk
0 string DOS\5 Amiga Fastdir FFS disk
0 string KICK Kickstart disk
# From: Alex Beregszaszi <alex@fsn.hu>
0 string LZX LZX compressed archive (Amiga)
#------------------------------------------------------------------------------
# animation: file(1) magic for animation/movie formats
#
# animation formats
# MPEG, FLI, DL originally from vax@ccwf.cc.utexas.edu (VaX#n8)
# FLC, SGI, Apple originally from Daniel Quinlan (quinlan@yggdrasil.com)
# SGI and Apple formats
0 string MOVI Silicon Graphics movie file
!:mime video/x-sgi-movie
4 string moov Apple QuickTime
!:mime video/quicktime
>12 string mvhd \b movie (fast start)
>12 string mdra \b URL
>12 string cmov \b movie (fast start, compressed header)
>12 string rmra \b multiple URLs
4 string mdat Apple QuickTime movie (unoptimized)
!:mime video/quicktime
#4 string wide Apple QuickTime movie (unoptimized)
#!:mime video/quicktime
#4 string skip Apple QuickTime movie (modified)
#!:mime video/quicktime
#4 string free Apple QuickTime movie (modified)
#!:mime video/quicktime
4 string idsc Apple QuickTime image (fast start)
!:mime image/x-quicktime
#4 string idat Apple QuickTime image (unoptimized)
#!:mime image/x-quicktime
4 string pckg Apple QuickTime compressed archive
!:mime application/x-quicktime-player
4 string/B jP JPEG 2000 image
!:mime image/jp2
4 string ftyp ISO Media
>8 string isom \b, MPEG v4 system, version 1
!:mime video/mp4
>8 string iso2 \b, MPEG v4 system, part 12 revision
>8 string mp41 \b, MPEG v4 system, version 1
!:mime video/mp4
>8 string mp42 \b, MPEG v4 system, version 2
!:mime video/mp4
>8 string mp7t \b, MPEG v4 system, MPEG v7 XML
>8 string mp7b \b, MPEG v4 system, MPEG v7 binary XML
>8 string/B jp2 \b, JPEG 2000
!:mime image/jp2
>8 string 3gp \b, MPEG v4 system, 3GPP
!:mime video/3gpp
>>11 byte 4 \b v4 (H.263/AMR GSM 6.10)
>>11 byte 5 \b v5 (H.263/AMR GSM 6.10)
>>11 byte 6 \b v6 (ITU H.264/AMR GSM 6.10)
>8 string mmp4 \b, MPEG v4 system, 3GPP Mobile
!:mime video/mp4
>8 string avc1 \b, MPEG v4 system, 3GPP JVT AVC
!:mime video/3gpp
>8 string/B M4A \b, MPEG v4 system, iTunes AAC-LC
!:mime audio/mp4
>8 string/B M4V \b, MPEG v4 system, iTunes AVC-LC
!:mime video/mp4
>8 string/B M4P \b, MPEG v4 system, iTunes AES encrypted
>8 string/B M4B \b, MPEG v4 system, iTunes bookmarked
>8 string/B qt \b, Apple QuickTime movie
!:mime video/quicktime
# MPEG sequences
# Scans for all common MPEG header start codes
0 belong 0x00000001
>4 byte&0x1F 0x07 JVT NAL sequence, H.264 video
>>5 byte 66 \b, baseline
>>5 byte 77 \b, main
>>5 byte 88 \b, extended
>>7 byte x \b @ L %u
0 belong&0xFFFFFF00 0x00000100
>3 byte 0xBA MPEG sequence
>>4 byte &0x40 \b, v2, program multiplex
>>4 byte ^0x40 \b, v1, system multiplex
>3 byte 0xBB MPEG sequence, v1/2, multiplex (missing pack header)
>3 byte&0x1F 0x07 MPEG sequence, H.264 video
>>4 byte 66 \b, baseline
>>4 byte 77 \b, main
>>4 byte 88 \b, extended
>>6 byte x \b @ L %u
>3 byte 0xB0 MPEG sequence, v4
>>5 belong 0x000001B5
>>>9 byte &0x80
>>>>10 byte&0xF0 16 \b, video
>>>>10 byte&0xF0 32 \b, still texture
>>>>10 byte&0xF0 48 \b, mesh
>>>>10 byte&0xF0 64 \b, face
>>>9 byte&0xF8 8 \b, video
>>>9 byte&0xF8 16 \b, still texture
>>>9 byte&0xF8 24 \b, mesh
>>>9 byte&0xF8 32 \b, face
>>4 byte 1 \b, simple @ L1
>>4 byte 2 \b, simple @ L2
>>4 byte 3 \b, simple @ L3
>>4 byte 4 \b, simple @ L0
>>4 byte 17 \b, simple scalable @ L1
>>4 byte 18 \b, simple scalable @ L2
>>4 byte 33 \b, core @ L1
>>4 byte 34 \b, core @ L2
>>4 byte 50 \b, main @ L2
>>4 byte 51 \b, main @ L3
>>4 byte 53 \b, main @ L4
>>4 byte 66 \b, n-bit @ L2
>>4 byte 81 \b, scalable texture @ L1
>>4 byte 97 \b, simple face animation @ L1
>>4 byte 98 \b, simple face animation @ L2
>>4 byte 99 \b, simple face basic animation @ L1
>>4 byte 100 \b, simple face basic animation @ L2
>>4 byte 113 \b, basic animation text @ L1
>>4 byte 114 \b, basic animation text @ L2
>>4 byte 129 \b, hybrid @ L1
>>4 byte 130 \b, hybrid @ L2
>>4 byte 145 \b, advanced RT simple @ L!
>>4 byte 146 \b, advanced RT simple @ L2
>>4 byte 147 \b, advanced RT simple @ L3
>>4 byte 148 \b, advanced RT simple @ L4
>>4 byte 161 \b, core scalable @ L1
>>4 byte 162 \b, core scalable @ L2
>>4 byte 163 \b, core scalable @ L3
>>4 byte 177 \b, advanced coding efficiency @ L1
>>4 byte 178 \b, advanced coding efficiency @ L2
>>4 byte 179 \b, advanced coding efficiency @ L3
>>4 byte 180 \b, advanced coding efficiency @ L4
>>4 byte 193 \b, advanced core @ L1
>>4 byte 194 \b, advanced core @ L2
>>4 byte 209 \b, advanced scalable texture @ L1
>>4 byte 210 \b, advanced scalable texture @ L2
>>4 byte 211 \b, advanced scalable texture @ L3
>>4 byte 225 \b, simple studio @ L1
>>4 byte 226 \b, simple studio @ L2
>>4 byte 227 \b, simple studio @ L3
>>4 byte 228 \b, simple studio @ L4
>>4 byte 229 \b, core studio @ L1
>>4 byte 230 \b, core studio @ L2
>>4 byte 231 \b, core studio @ L3
>>4 byte 232 \b, core studio @ L4
>>4 byte 240 \b, advanced simple @ L0
>>4 byte 241 \b, advanced simple @ L1
>>4 byte 242 \b, advanced simple @ L2
>>4 byte 243 \b, advanced simple @ L3
>>4 byte 244 \b, advanced simple @ L4
>>4 byte 245 \b, advanced simple @ L5
>>4 byte 247 \b, advanced simple @ L3b
>>4 byte 248 \b, FGS @ L0
>>4 byte 249 \b, FGS @ L1
>>4 byte 250 \b, FGS @ L2
>>4 byte 251 \b, FGS @ L3
>>4 byte 252 \b, FGS @ L4
>>4 byte 253 \b, FGS @ L5
>3 byte 0xB5 MPEG sequence, v4
>>4 byte &0x80
>>>5 byte&0xF0 16 \b, video (missing profile header)
>>>5 byte&0xF0 32 \b, still texture (missing profile header)
>>>5 byte&0xF0 48 \b, mesh (missing profile header)
>>>5 byte&0xF0 64 \b, face (missing profile header)
>>4 byte&0xF8 8 \b, video (missing profile header)
>>4 byte&0xF8 16 \b, still texture (missing profile header)
>>4 byte&0xF8 24 \b, mesh (missing profile header)
>>4 byte&0xF8 32 \b, face (missing profile header)
>3 byte 0xB3 MPEG sequence
>>12 belong 0x000001B8 \b, v1, progressive Y'CbCr 4:2:0 video
>>12 belong 0x000001B2 \b, v1, progressive Y'CbCr 4:2:0 video
>>12 belong 0x000001B5 \b, v2,
>>>16 byte&0x0F 1 \b HP
>>>16 byte&0x0F 2 \b Spt
>>>16 byte&0x0F 3 \b SNR
>>>16 byte&0x0F 4 \b MP
>>>16 byte&0x0F 5 \b SP
>>>17 byte&0xF0 64 \b@HL
>>>17 byte&0xF0 96 \b@H-14
>>>17 byte&0xF0 128 \b@ML
>>>17 byte&0xF0 160 \b@LL
>>>17 byte &0x08 \b progressive
>>>17 byte ^0x08 \b interlaced
>>>17 byte&0x06 2 \b Y'CbCr 4:2:0 video
>>>17 byte&0x06 4 \b Y'CbCr 4:2:2 video
>>>17 byte&0x06 6 \b Y'CbCr 4:4:4 video
>>11 byte &0x02
>>>75 byte &0x01
>>>>140 belong 0x000001B8 \b, v1, progressive Y'CbCr 4:2:0 video
>>>>140 belong 0x000001B2 \b, v1, progressive Y'CbCr 4:2:0 video
>>>>140 belong 0x000001B5 \b, v2,
>>>>>144 byte&0x0F 1 \b HP
>>>>>144 byte&0x0F 2 \b Spt
>>>>>144 byte&0x0F 3 \b SNR
>>>>>144 byte&0x0F 4 \b MP
>>>>>144 byte&0x0F 5 \b SP
>>>>>145 byte&0xF0 64 \b@HL
>>>>>145 byte&0xF0 96 \b@H-14
>>>>>145 byte&0xF0 128 \b@ML
>>>>>145 byte&0xF0 160 \b@LL
>>>>>145 byte &0x08 \b progressive
>>>>>145 byte ^0x08 \b interlaced
>>>>>145 byte&0x06 2 \b Y'CbCr 4:2:0 video
>>>>>145 byte&0x06 4 \b Y'CbCr 4:2:2 video
>>>>>145 byte&0x06 6 \b Y'CbCr 4:4:4 video
>>76 belong 0x000001B8 \b, v1, progressive Y'CbCr 4:2:0 video
>>76 belong 0x000001B2 \b, v1, progressive Y'CbCr 4:2:0 video
>>76 belong 0x000001B5 \b, v2,
>>>80 byte&0x0F 1 \b HP
>>>80 byte&0x0F 2 \b Spt
>>>80 byte&0x0F 3 \b SNR
>>>80 byte&0x0F 4 \b MP
>>>80 byte&0x0F 5 \b SP
>>>81 byte&0xF0 64 \b@HL
>>>81 byte&0xF0 96 \b@H-14
>>>81 byte&0xF0 128 \b@ML
>>>81 byte&0xF0 160 \b@LL
>>>81 byte &0x08 \b progressive
>>>81 byte ^0x08 \b interlaced
>>>81 byte&0x06 2 \b Y'CbCr 4:2:0 video
>>>81 byte&0x06 4 \b Y'CbCr 4:2:2 video
>>>81 byte&0x06 6 \b Y'CbCr 4:4:4 video
>>4 belong&0xFFFFFF00 0x78043800 \b, HD-TV 1920P
>>>7 byte&0xF0 0x10 \b, 16:9
>>4 belong&0xFFFFFF00 0x50002D00 \b, SD-TV 1280I
>>>7 byte&0xF0 0x10 \b, 16:9
>>4 belong&0xFFFFFF00 0x30024000 \b, PAL Capture
>>>7 byte&0xF0 0x10 \b, 4:3
>>4 beshort&0xFFF0 0x2C00 \b, 4CIF
>>>5 beshort&0x0FFF 0x01E0 \b NTSC
>>>5 beshort&0x0FFF 0x0240 \b PAL
>>>7 byte&0xF0 0x20 \b, 4:3
>>>7 byte&0xF0 0x30 \b, 16:9
>>>7 byte&0xF0 0x40 \b, 11:5
>>>7 byte&0xF0 0x80 \b, PAL 4:3
>>>7 byte&0xF0 0xC0 \b, NTSC 4:3
>>4 belong&0xFFFFFF00 0x2801E000 \b, LD-TV 640P
>>>7 byte&0xF0 0x10 \b, 4:3
>>4 belong&0xFFFFFF00 0x1400F000 \b, 320x240
>>>7 byte&0xF0 0x10 \b, 4:3
>>4 belong&0xFFFFFF00 0x0F00A000 \b, 240x160
>>>7 byte&0xF0 0x10 \b, 4:3
>>4 belong&0xFFFFFF00 0x0A007800 \b, 160x120
>>>7 byte&0xF0 0x10 \b, 4:3
>>4 beshort&0xFFF0 0x1600 \b, CIF
>>>5 beshort&0x0FFF 0x00F0 \b NTSC
>>>5 beshort&0x0FFF 0x0120 \b PAL
>>>7 byte&0xF0 0x20 \b, 4:3
>>>7 byte&0xF0 0x30 \b, 16:9
>>>7 byte&0xF0 0x40 \b, 11:5
>>>7 byte&0xF0 0x80 \b, PAL 4:3
>>>7 byte&0xF0 0xC0 \b, NTSC 4:3
>>>5 beshort&0x0FFF 0x0240 \b PAL 625
>>>>7 byte&0xF0 0x20 \b, 4:3
>>>>7 byte&0xF0 0x30 \b, 16:9
>>>>7 byte&0xF0 0x40 \b, 11:5
>>4 beshort&0xFFF0 0x2D00 \b, CCIR/ITU
>>>5 beshort&0x0FFF 0x01E0 \b NTSC 525
>>>5 beshort&0x0FFF 0x0240 \b PAL 625
>>>7 byte&0xF0 0x20 \b, 4:3
>>>7 byte&0xF0 0x30 \b, 16:9
>>>7 byte&0xF0 0x40 \b, 11:5
>>4 beshort&0xFFF0 0x1E00 \b, SVCD
>>>5 beshort&0x0FFF 0x01E0 \b NTSC 525
>>>5 beshort&0x0FFF 0x0240 \b PAL 625
>>>7 byte&0xF0 0x20 \b, 4:3
>>>7 byte&0xF0 0x30 \b, 16:9
>>>7 byte&0xF0 0x40 \b, 11:5
>>7 byte&0x0F 1 \b, 23.976 fps
>>7 byte&0x0F 2 \b, 24 fps
>>7 byte&0x0F 3 \b, 25 fps
>>7 byte&0x0F 4 \b, 29.97 fps
>>7 byte&0x0F 5 \b, 30 fps
>>7 byte&0x0F 6 \b, 50 fps
>>7 byte&0x0F 7 \b, 59.94 fps
>>7 byte&0x0F 8 \b, 60 fps
>>11 byte &0x04 \b, Constrained
# MPEG ADTS Audio (*.mpx/mxa/aac)
# from dreesen@math.fu-berlin.de
# modified to fully support MPEG ADTS
# MP3, M1A
# modified by Joerg Jenderek
# GRR the original test are too common for many DOS files
# so don't accept as MP3 until we've tested the rate
0 beshort&0xFFFE 0xFFFA
# rates
>2 byte&0xF0 0x10 MPEG ADTS, layer III, v1, 32 kbps
!:mime audio/mpeg
>2 byte&0xF0 0x20 MPEG ADTS, layer III, v1, 40 kbps
!:mime audio/mpeg
>2 byte&0xF0 0x30 MPEG ADTS, layer III, v1, 48 kbps
!:mime audio/mpeg
>2 byte&0xF0 0x40 MPEG ADTS, layer III, v1, 56 kbps
!:mime audio/mpeg
>2 byte&0xF0 0x50 MPEG ADTS, layer III, v1, 64 kbps
!:mime audio/mpeg
>2 byte&0xF0 0x60 MPEG ADTS, layer III, v1, 80 kbps
!:mime audio/mpeg
>2 byte&0xF0 0x70 MPEG ADTS, layer III, v1, 96 kbps
!:mime audio/mpeg
>2 byte&0xF0 0x80 MPEG ADTS, layer III, v1, 112 kbps
!:mime audio/mpeg
>2 byte&0xF0 0x90 MPEG ADTS, layer III, v1, 128 kbps
!:mime audio/mpeg
>2 byte&0xF0 0xA0 MPEG ADTS, layer III, v1, 160 kbps
!:mime audio/mpeg
>2 byte&0xF0 0xB0 MPEG ADTS, layer III, v1, 192 kbps
!:mime audio/mpeg
>2 byte&0xF0 0xC0 MPEG ADTS, layer III, v1, 224 kbps
!:mime audio/mpeg
>2 byte&0xF0 0xD0 MPEG ADTS, layer III, v1, 256 kbps
!:mime audio/mpeg
>2 byte&0xF0 0xE0 MPEG ADTS, layer III, v1, 320 kbps
!:mime audio/mpeg
# timing
>2 byte&0x0C 0x00 \b, 44.1 kHz
>2 byte&0x0C 0x04 \b, 48 kHz
>2 byte&0x0C 0x08 \b, 32 kHz
# channels/options
>3 byte&0xC0 0x00 \b, Stereo
>3 byte&0xC0 0x40 \b, JntStereo
>3 byte&0xC0 0x80 \b, 2x Monaural
>3 byte&0xC0 0xC0 \b, Monaural
#>1 byte ^0x01 \b, Data Verify
#>2 byte &0x02 \b, Packet Pad
#>2 byte &0x01 \b, Custom Flag
#>3 byte &0x08 \b, Copyrighted
#>3 byte &0x04 \b, Original Source
#>3 byte&0x03 1 \b, NR: 50/15 ms
#>3 byte&0x03 3 \b, NR: CCIT J.17
# MP2, M1A
0 beshort&0xFFFE 0xFFFC MPEG ADTS, layer II, v1
!:mime audio/mpeg
# rates
>2 byte&0xF0 0x10 \b, 32 kbps
>2 byte&0xF0 0x20 \b, 48 kbps
>2 byte&0xF0 0x30 \b, 56 kbps
>2 byte&0xF0 0x40 \b, 64 kbps
>2 byte&0xF0 0x50 \b, 80 kbps
>2 byte&0xF0 0x60 \b, 96 kbps
>2 byte&0xF0 0x70 \b, 112 kbps
>2 byte&0xF0 0x80 \b, 128 kbps
>2 byte&0xF0 0x90 \b, 160 kbps
>2 byte&0xF0 0xA0 \b, 192 kbps
>2 byte&0xF0 0xB0 \b, 224 kbps
>2 byte&0xF0 0xC0 \b, 256 kbps
>2 byte&0xF0 0xD0 \b, 320 kbps
>2 byte&0xF0 0xE0 \b, 384 kbps
# timing
>2 byte&0x0C 0x00 \b, 44.1 kHz
>2 byte&0x0C 0x04 \b, 48 kHz
>2 byte&0x0C 0x08 \b, 32 kHz
# channels/options
>3 byte&0xC0 0x00 \b, Stereo
>3 byte&0xC0 0x40 \b, JntStereo
>3 byte&0xC0 0x80 \b, 2x Monaural
>3 byte&0xC0 0xC0 \b, Monaural
#>1 byte ^0x01 \b, Data Verify
#>2 byte &0x02 \b, Packet Pad
#>2 byte &0x01 \b, Custom Flag
#>3 byte &0x08 \b, Copyrighted
#>3 byte &0x04 \b, Original Source
#>3 byte&0x03 1 \b, NR: 50/15 ms
#>3 byte&0x03 3 \b, NR: CCIT J.17
# MPA, M1A
# updated by Joerg Jenderek
# GRR the original test are too common for many DOS files, so test 32 <= kbits <= 448
# GRR this test is still too general as it catches a BOM of UTF-16 files (0xFFFE)
# FIXME: Almost all little endian UTF-16 text with BOM are clobbered by these entries
#0 beshort&0xFFFE 0xFFFE
#>2 ubyte&0xF0 >0x0F
#>>2 ubyte&0xF0 <0xE1 MPEG ADTS, layer I, v1
## rate
#>>>2 byte&0xF0 0x10 \b, 32 kbps
#>>>2 byte&0xF0 0x20 \b, 64 kbps
#>>>2 byte&0xF0 0x30 \b, 96 kbps
#>>>2 byte&0xF0 0x40 \b, 128 kbps
#>>>2 byte&0xF0 0x50 \b, 160 kbps
#>>>2 byte&0xF0 0x60 \b, 192 kbps
#>>>2 byte&0xF0 0x70 \b, 224 kbps
#>>>2 byte&0xF0 0x80 \b, 256 kbps
#>>>2 byte&0xF0 0x90 \b, 288 kbps
#>>>2 byte&0xF0 0xA0 \b, 320 kbps
#>>>2 byte&0xF0 0xB0 \b, 352 kbps
#>>>2 byte&0xF0 0xC0 \b, 384 kbps
#>>>2 byte&0xF0 0xD0 \b, 416 kbps
#>>>2 byte&0xF0 0xE0 \b, 448 kbps
## timing
#>>>2 byte&0x0C 0x00 \b, 44.1 kHz
#>>>2 byte&0x0C 0x04 \b, 48 kHz
#>>>2 byte&0x0C 0x08 \b, 32 kHz
## channels/options
#>>>3 byte&0xC0 0x00 \b, Stereo
#>>>3 byte&0xC0 0x40 \b, JntStereo
#>>>3 byte&0xC0 0x80 \b, 2x Monaural
#>>>3 byte&0xC0 0xC0 \b, Monaural
##>1 byte ^0x01 \b, Data Verify
##>2 byte &0x02 \b, Packet Pad
##>2 byte &0x01 \b, Custom Flag
##>3 byte &0x08 \b, Copyrighted
##>3 byte &0x04 \b, Original Source
##>3 byte&0x03 1 \b, NR: 50/15 ms
##>3 byte&0x03 3 \b, NR: CCIT J.17
# MP3, M2A
0 beshort&0xFFFE 0xFFF2 MPEG ADTS, layer III, v2
!:mime audio/mpeg
# rate
>2 byte&0xF0 0x10 \b, 8 kbps
>2 byte&0xF0 0x20 \b, 16 kbps
>2 byte&0xF0 0x30 \b, 24 kbps
>2 byte&0xF0 0x40 \b, 32 kbps
>2 byte&0xF0 0x50 \b, 40 kbps
>2 byte&0xF0 0x60 \b, 48 kbps
>2 byte&0xF0 0x70 \b, 56 kbps
>2 byte&0xF0 0x80 \b, 64 kbps
>2 byte&0xF0 0x90 \b, 80 kbps
>2 byte&0xF0 0xA0 \b, 96 kbps
>2 byte&0xF0 0xB0 \b, 112 kbps
>2 byte&0xF0 0xC0 \b, 128 kbps
>2 byte&0xF0 0xD0 \b, 144 kbps
>2 byte&0xF0 0xE0 \b, 160 kbps
# timing
>2 byte&0x0C 0x00 \b, 22.05 kHz
>2 byte&0x0C 0x04 \b, 24 kHz
>2 byte&0x0C 0x08 \b, 16 kHz
# channels/options
>3 byte&0xC0 0x00 \b, Stereo
>3 byte&0xC0 0x40 \b, JntStereo
>3 byte&0xC0 0x80 \b, 2x Monaural
>3 byte&0xC0 0xC0 \b, Monaural
#>1 byte ^0x01 \b, Data Verify
#>2 byte &0x02 \b, Packet Pad
#>2 byte &0x01 \b, Custom Flag
#>3 byte &0x08 \b, Copyrighted
#>3 byte &0x04 \b, Original Source
#>3 byte&0x03 1 \b, NR: 50/15 ms
#>3 byte&0x03 3 \b, NR: CCIT J.17
# MP2, M2A
0 beshort&0xFFFE 0xFFF4 MPEG ADTS, layer II, v2
# rate
>2 byte&0xF0 0x10 \b, 8 kbps
>2 byte&0xF0 0x20 \b, 16 kbps
>2 byte&0xF0 0x30 \b, 24 kbps
>2 byte&0xF0 0x40 \b, 32 kbps
>2 byte&0xF0 0x50 \b, 40 kbps
>2 byte&0xF0 0x60 \b, 48 kbps
>2 byte&0xF0 0x70 \b, 56 kbps
>2 byte&0xF0 0x80 \b, 64 kbps
>2 byte&0xF0 0x90 \b, 80 kbps
>2 byte&0xF0 0xA0 \b, 96 kbps
>2 byte&0xF0 0xB0 \b, 112 kbps
>2 byte&0xF0 0xC0 \b, 128 kbps
>2 byte&0xF0 0xD0 \b, 144 kbps
>2 byte&0xF0 0xE0 \b, 160 kbps
# timing
>2 byte&0x0C 0x00 \b, 22.05 kHz
>2 byte&0x0C 0x04 \b, 24 kHz
>2 byte&0x0C 0x08 \b, 16 kHz
# channels/options
>3 byte&0xC0 0x00 \b, Stereo
>3 byte&0xC0 0x40 \b, JntStereo
>3 byte&0xC0 0x80 \b, 2x Monaural
>3 byte&0xC0 0xC0 \b, Monaural
#>1 byte ^0x01 \b, Data Verify
#>2 byte &0x02 \b, Packet Pad
#>2 byte &0x01 \b, Custom Flag
#>3 byte &0x08 \b, Copyrighted
#>3 byte &0x04 \b, Original Source
#>3 byte&0x03 1 \b, NR: 50/15 ms
#>3 byte&0x03 3 \b, NR: CCIT J.17
# MPA, M2A
0 beshort&0xFFFE 0xFFF6 MPEG ADTS, layer I, v2
# rate
>2 byte&0xF0 0x10 \b, 32 kbps
>2 byte&0xF0 0x20 \b, 48 kbps
>2 byte&0xF0 0x30 \b, 56 kbps
>2 byte&0xF0 0x40 \b, 64 kbps
>2 byte&0xF0 0x50 \b, 80 kbps
>2 byte&0xF0 0x60 \b, 96 kbps
>2 byte&0xF0 0x70 \b, 112 kbps
>2 byte&0xF0 0x80 \b, 128 kbps
>2 byte&0xF0 0x90 \b, 144 kbps
>2 byte&0xF0 0xA0 \b, 160 kbps
>2 byte&0xF0 0xB0 \b, 176 kbps
>2 byte&0xF0 0xC0 \b, 192 kbps
>2 byte&0xF0 0xD0 \b, 224 kbps
>2 byte&0xF0 0xE0 \b, 256 kbps
# timing
>2 byte&0x0C 0x00 \b, 22.05 kHz
>2 byte&0x0C 0x04 \b, 24 kHz
>2 byte&0x0C 0x08 \b, 16 kHz
# channels/options
>3 byte&0xC0 0x00 \b, Stereo
>3 byte&0xC0 0x40 \b, JntStereo
>3 byte&0xC0 0x80 \b, 2x Monaural
>3 byte&0xC0 0xC0 \b, Monaural
#>1 byte ^0x01 \b, Data Verify
#>2 byte &0x02 \b, Packet Pad
#>2 byte &0x01 \b, Custom Flag
#>3 byte &0x08 \b, Copyrighted
#>3 byte &0x04 \b, Original Source
#>3 byte&0x03 1 \b, NR: 50/15 ms
#>3 byte&0x03 3 \b, NR: CCIT J.17
# MP3, M25A
0 beshort&0xFFFE 0xFFE2 MPEG ADTS, layer III, v2.5
# rate
>2 byte&0xF0 0x10 \b, 8 kbps
>2 byte&0xF0 0x20 \b, 16 kbps
>2 byte&0xF0 0x30 \b, 24 kbps
>2 byte&0xF0 0x40 \b, 32 kbps
>2 byte&0xF0 0x50 \b, 40 kbps
>2 byte&0xF0 0x60 \b, 48 kbps
>2 byte&0xF0 0x70 \b, 56 kbps
>2 byte&0xF0 0x80 \b, 64 kbps
>2 byte&0xF0 0x90 \b, 80 kbps
>2 byte&0xF0 0xA0 \b, 96 kbps
>2 byte&0xF0 0xB0 \b, 112 kbps
>2 byte&0xF0 0xC0 \b, 128 kbps
>2 byte&0xF0 0xD0 \b, 144 kbps
>2 byte&0xF0 0xE0 \b, 160 kbps
# timing
>2 byte&0x0C 0x00 \b, 11.025 kHz
>2 byte&0x0C 0x04 \b, 12 kHz
>2 byte&0x0C 0x08 \b, 8 kHz
# channels/options
>3 byte&0xC0 0x00 \b, Stereo
>3 byte&0xC0 0x40 \b, JntStereo
>3 byte&0xC0 0x80 \b, 2x Monaural
>3 byte&0xC0 0xC0 \b, Monaural
#>1 byte ^0x01 \b, Data Verify
#>2 byte &0x02 \b, Packet Pad
#>2 byte &0x01 \b, Custom Flag
#>3 byte &0x08 \b, Copyrighted
#>3 byte &0x04 \b, Original Source
#>3 byte&0x03 1 \b, NR: 50/15 ms
#>3 byte&0x03 3 \b, NR: CCIT J.17
# AAC (aka MPEG-2 NBC audio) and MPEG-4 audio
# Stored AAC streams (instead of the MP4 format)
0 string ADIF MPEG ADIF, AAC
!:mime audio/x-hx-aac-adif
>4 byte &0x80
>>13 byte &0x10 \b, VBR
>>13 byte ^0x10 \b, CBR
>>16 byte&0x1E 0x02 \b, single stream
>>16 byte&0x1E 0x04 \b, 2 streams
>>16 byte&0x1E 0x06 \b, 3 streams
>>16 byte &0x08 \b, 4 or more streams
>>16 byte &0x10 \b, 8 or more streams
>>4 byte &0x80 \b, Copyrighted
>>13 byte &0x40 \b, Original Source
>>13 byte &0x20 \b, Home Flag
>4 byte ^0x80
>>4 byte &0x10 \b, VBR
>>4 byte ^0x10 \b, CBR
>>7 byte&0x1E 0x02 \b, single stream
>>7 byte&0x1E 0x04 \b, 2 streams
>>7 byte&0x1E 0x06 \b, 3 streams
>>7 byte &0x08 \b, 4 or more streams
>>7 byte &0x10 \b, 8 or more streams
>>4 byte &0x40 \b, Original Stream(s)
>>4 byte &0x20 \b, Home Source
# Live or stored single AAC stream (used with MPEG-2 systems)
0 beshort&0xFFF6 0xFFF0 MPEG ADTS, AAC
!:mime audio/x-hx-aac-adts
>1 byte &0x08 \b, v2
>1 byte ^0x08 \b, v4
# profile
>>2 byte &0xC0 \b LTP
>2 byte&0xc0 0x00 \b Main
>2 byte&0xc0 0x40 \b LC
>2 byte&0xc0 0x80 \b SSR
# timing
>2 byte&0x3c 0x00 \b, 96 kHz
>2 byte&0x3c 0x04 \b, 88.2 kHz
>2 byte&0x3c 0x08 \b, 64 kHz
>2 byte&0x3c 0x0c \b, 48 kHz
>2 byte&0x3c 0x10 \b, 44.1 kHz
>2 byte&0x3c 0x14 \b, 32 kHz
>2 byte&0x3c 0x18 \b, 24 kHz
>2 byte&0x3c 0x1c \b, 22.05 kHz
>2 byte&0x3c 0x20 \b, 16 kHz
>2 byte&0x3c 0x24 \b, 12 kHz
>2 byte&0x3c 0x28 \b, 11.025 kHz
>2 byte&0x3c 0x2c \b, 8 kHz
# channels
>2 beshort&0x01c0 0x0040 \b, monaural
>2 beshort&0x01c0 0x0080 \b, stereo
>2 beshort&0x01c0 0x00c0 \b, stereo + center
>2 beshort&0x01c0 0x0100 \b, stereo+center+LFE
>2 beshort&0x01c0 0x0140 \b, surround
>2 beshort&0x01c0 0x0180 \b, surround + LFE
>2 beshort &0x01C0 \b, surround + side
#>1 byte ^0x01 \b, Data Verify
#>2 byte &0x02 \b, Custom Flag
#>3 byte &0x20 \b, Original Stream
#>3 byte &0x10 \b, Home Source
#>3 byte &0x08 \b, Copyrighted
# Live MPEG-4 audio streams (instead of RTP FlexMux)
0 beshort&0xFFE0 0x56E0 MPEG-4 LOAS
!:mime audio/x-mp4a-latm
#>1 beshort&0x1FFF x \b, %u byte packet
>3 byte&0xE0 0x40
>>4 byte&0x3C 0x04 \b, single stream
>>4 byte&0x3C 0x08 \b, 2 streams
>>4 byte&0x3C 0x0C \b, 3 streams
>>4 byte &0x08 \b, 4 or more streams
>>4 byte &0x20 \b, 8 or more streams
>3 byte&0xC0 0
>>4 byte&0x78 0x08 \b, single stream
>>4 byte&0x78 0x10 \b, 2 streams
>>4 byte&0x78 0x18 \b, 3 streams
>>4 byte &0x20 \b, 4 or more streams
>>4 byte &0x40 \b, 8 or more streams
# This magic isn't strong enough (matches plausible ISO-8859-1 text)
#0 beshort 0x4DE1 MPEG-4 LO-EP audio stream
#!:mime audio/x-mp4a-latm
# Summary: FLI animation format
# Created by: Daniel Quinlan <quinlan@yggdrasil.com>
# Modified by (1): Abel Cheung <abelcheung@gmail.com> (avoid over-generic detection)
4 leshort 0xAF11
# standard FLI always has 320x200 resolution and 8 bit color
>8 leshort 320
>>10 leshort 200
>>>12 leshort 8 FLI animation, 320x200x8
!:mime video/x-fli
>>>>6 leshort x \b, %d frames
# frame speed is multiple of 1/70s
>>>>16 leshort x \b, %d/70s per frame
# Summary: FLC animation format
# Created by: Daniel Quinlan <quinlan@yggdrasil.com>
# Modified by (1): Abel Cheung <abelcheung@gmail.com> (avoid over-generic detection)
4 leshort 0xAF12
# standard FLC always use 8 bit color
>12 leshort 8 FLC animation
!:mime video/x-flc
>>8 leshort x \b, %d
>>10 leshort x \bx%dx8
>>6 uleshort x \b, %d frames
>>16 uleshort x \b, %dms per frame
# DL animation format
# XXX - collision with most `mips' magic
#
# I couldn't find a real magic number for these, however, this
# -appears- to work. Note that it might catch other files, too, so be
# careful!
#
# Note that title and author appear in the two 20-byte chunks
# at decimal offsets 2 and 22, respectively, but they are XOR'ed with
# 255 (hex FF)! The DL format is really bad.
#
#0 byte 1 DL version 1, medium format (160x100, 4 images/screen)
#!:mime video/x-unknown
#>42 byte x - %d screens,
#>43 byte x %d commands
#0 byte 2 DL version 2
#!:mime video/x-unknown
#>1 byte 1 - large format (320x200,1 image/screen),
#>1 byte 2 - medium format (160x100,4 images/screen),
#>1 byte >2 - unknown format,
#>42 byte x %d screens,
#>43 byte x %d commands
# Based on empirical evidence, DL version 3 have several nulls following the
# \003. Most of them start with non-null values at hex offset 0x34 or so.
#0 string \3\0\0\0\0\0\0\0\0\0\0\0 DL version 3
# iso 13818 transport stream
#
# from Oskar Schirmer <schirmer@scara.com> Feb 3, 2001 (ISO 13818.1)
# (the following is a little bit restrictive and works fine for a stream
# that starts with PAT properly. it won't work for stream data, that is
# cut from an input device data right in the middle, but this shouldn't
# disturb)
# syncbyte 8 bit 0x47
# error_ind 1 bit -
# payload_start 1 bit 1
# priority 1 bit -
# PID 13 bit 0x0000
# scrambling 2 bit -
# adaptfld_ctrl 2 bit 1 or 3
# conti_count 4 bit 0
0 belong&0xFF5FFF1F 0x47400010 MPEG transport stream data
>188 byte !0x47 CORRUPTED
# DIF digital video file format <mpruett@sgi.com>
0 belong&0xffffff00 0x1f070000 DIF
>4 byte &0x01 (DVCPRO) movie file
>4 byte ^0x01 (DV) movie file
>3 byte &0x80 (PAL)
>3 byte ^0x80 (NTSC)