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#------------------------------------------------------------------------------
# riff: file(1) magic for RIFF format
# See
#
# http://www.seanet.com/users/matts/riffmci/riffmci.htm
#
# and
#
# http://www.ora.com/centers/gff/formats/micriff/index.htm
#
# and
#
# http://www.jtauber.com/music/encoding/niff/spec/
#
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
# Microsoft WAVE format (*.wav)
>8 string WAVE \b, WAVE audio
>>20 leshort 1 \b, Microsoft PCM
>>>34 leshort >0 \b, %d bit
>>22 leshort =1 \b, mono
>>22 leshort =2 \b, stereo
>>22 leshort >2 \b, %d channels
>>24 lelong >0 %d Hz
# AVI == Audio Video Interleave
>8 string AVI\ \b, AVI
# Animated Cursor format
>8 string ACON \b, animated cursor
#
# 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
# AVI == Audio Video Interleave
>8 string AVI\ \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 2
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