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Diffstat (limited to 'contrib/file/Magdir/animation')
| -rw-r--r-- | contrib/file/Magdir/animation | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/contrib/file/Magdir/animation b/contrib/file/Magdir/animation new file mode 100644 index 0000000..de0bf51 --- /dev/null +++ b/contrib/file/Magdir/animation @@ -0,0 +1,142 @@ + +#------------------------------------------------------------------------------ +# 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) + +# MPEG animation format +0 belong 0x000001b3 MPEG video stream data +#>4 beshort&0xfff0 x (%d x +#>5 beshort&0x0fff x %d) +0 belong 0x000001ba MPEG system stream data + +# MPEG Audio (*.mpx) +# from dreesen@math.fu-berlin.de + +# XXX +# This conflicts with the FF FE signature for UTF-16-encoded Unicode +# text, which will be identified as an MP3 file. I don't have any MP3s +# so I don't know how to (or even if it's possible to) change this to +# tell the two apart. enf@pobox.com + +0 beshort &0xfff0 MP +# MPEG 1.0 +>1 byte&0x08 =0x08 \b +# Layer 3 +>>1 byte &0x02 \b3 +>>>2 byte&0xf0 =0x10 \b, 32 kBits +>>>2 byte&0xf0 =0x20 \b, 40 kBits +>>>2 byte&0xf0 =0x30 \b, 48 kBits +>>>2 byte&0xf0 =0x40 \b, 56 kBits +>>>2 byte&0xf0 =0x50 \b, 64 kBits +>>>2 byte&0xf0 =0x60 \b, 80 kBits +>>>2 byte&0xf0 =0x70 \b, 96 kBits +>>>2 byte&0xf0 =0x80 \b, 112 kBits +>>>2 byte&0xf0 =0x90 \b, 128 kBits +>>>2 byte&0xf0 =0xA0 \b, 160 kBits +>>>2 byte&0xf0 =0xB0 \b, 192 kBits +>>>2 byte&0xf0 =0xC0 \b, 224 kBits +>>>2 byte&0xf0 =0xD0 \b, 256 kBits +>>>2 byte&0xf0 =0xE0 \b, 320 kBits +# Layer 2 +>>1 byte &0x04 \b2 +>>>2 byte&0xf0 =0x10 \b, 32 kBits +>>>2 byte&0xf0 =0x20 \b, 48 kBits +>>>2 byte&0xf0 =0x30 \b, 56 kBits +>>>2 byte&0xf0 =0x40 \b, 64 kBits +>>>2 byte&0xf0 =0x50 \b, 80 kBits +>>>2 byte&0xf0 =0x60 \b, 96 kBits +>>>2 byte&0xf0 =0x70 \b, 112 kBits +>>>2 byte&0xf0 =0x80 \b, 128 kBits +>>>2 byte&0xf0 =0x90 \b, 160 kBits +>>>2 byte&0xf0 =0xA0 \b, 192 kBits +>>>2 byte&0xf0 =0xB0 \b, 224 kBits +>>>2 byte&0xf0 =0xC0 \b, 256 kBits +>>>2 byte&0xf0 =0xD0 \b, 320 kBits +>>>2 byte&0xf0 =0xE0 \b, 384 kBits +# freq +>>2 byte&0x0C =0x00 \b, 44.1 kHz +>>2 byte&0x0C =0x04 \b, 48 kHz +>>2 byte&0x0C =0x08 \b, 32 kHz +# MPEG 2.0 +>1 byte&0x08 =0x00 \b +# Layer 3 +>>1 byte &0x02 \b3 +# Layer 2 +>>1 byte &0x04 \b2 +>>2 byte&0xf0 =0x10 \b, 8 kBits +>>2 byte&0xf0 =0x20 \b, 16 kBits +>>2 byte&0xf0 =0x30 \b, 24 kBits +>>2 byte&0xf0 =0x40 \b, 32 kBits +>>2 byte&0xf0 =0x50 \b, 40 kBits +>>2 byte&0xf0 =0x60 \b, 48 kBits +>>2 byte&0xf0 =0x70 \b, 56 kBits +>>2 byte&0xf0 =0x80 \b, 64 kBits +>>2 byte&0xf0 =0x90 \b, 80 kBits +>>2 byte&0xf0 =0xA0 \b, 96 kBits +>>2 byte&0xf0 =0xB0 \b, 112 kBits +>>2 byte&0xf0 =0xC0 \b, 128 kBits +>>2 byte&0xf0 =0xD0 \b, 144 kBits +>>2 byte&0xf0 =0xE0 \b, 160 kBits +# freq +>>2 byte&0x0C =0x00 \b, 22.05 kHz +>>2 byte&0x0C =0x04 \b, 24 kHz +>>2 byte&0x0C =0x08 \b, 16 kHz +# misc +>3 byte&0xC0 =0x00 \b, Stereo +>3 byte&0xC0 =0x40 \b, JStereo +>3 byte&0xC0 =0x80 \b, Dual-Ch +>3 byte&0xC0 =0xC0 \b, Mono +#>1 byte&0x01 =0x00 \b, Error Protection +#>2 byte&0x02 =0x02 \b, Padding +#>2 byte&0x01 =0x01 \b, Private +#>3 byte&0x08 =0x08 \b, Copyright +#>3 byte&0x04 =0x04 \b, Original +#>3 byte&0x03 1 \b, Emphasis 5 +#>3 byte&0x03 3 \b, Emphasis c + +# FLI animation format +4 leshort 0xAF11 FLI file +>6 leshort x - %d frames, +>8 leshort x width=%d pixels, +>10 leshort x height=%d pixels, +>12 leshort x depth=%d, +>16 leshort x ticks/frame=%d +# FLC animation format +4 leshort 0xAF12 FLC file +>6 leshort x - %d frames +>8 leshort x width=%d pixels, +>10 leshort x height=%d pixels, +>12 leshort x depth=%d, +>16 leshort x ticks/frame=%d + +# 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) +#>42 byte x - %d screens, +#>43 byte x %d commands +#0 byte 2 DL version 2 +#>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 + +# SGI and Apple formats +0 string MOVI Silicon Graphics movie file +4 string moov Apple QuickTime movie file (moov) +4 string mdat Apple QuickTime movie file (mdat) |
