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Diffstat (limited to 'contrib/file/Magdir/images')
| -rw-r--r-- | contrib/file/Magdir/images | 264 |
1 files changed, 264 insertions, 0 deletions
diff --git a/contrib/file/Magdir/images b/contrib/file/Magdir/images new file mode 100644 index 0000000..7b5e6cb --- /dev/null +++ b/contrib/file/Magdir/images @@ -0,0 +1,264 @@ + +#------------------------------------------------------------------------------ +# images: file(1) magic for image formats (see also "iff") +# +# originally from jef@helios.ee.lbl.gov (Jef Poskanzer), +# additions by janl@ifi.uio.no as well as others. Jan also suggested +# merging several one- and two-line files into here. +# +# little magic: PCX (first byte is 0x0a) + +# Targa - matches `povray', `ppmtotga' and `xv' outputs +# by Philippe De Muyter <phdm@macqel.be> +# at 2, byte ImgType must be 1, 2, 3, 9, 10 or 11 +# at 1, byte CoMapType must be 1 if ImgType is 1 or 9, 0 otherwise +# at 3, leshort Index is 0 for povray, ppmtotga and xv outputs +# `xv' recognizes only a subset of the following (RGB with pixelsize = 24) +# `tgatoppm' recognizes a superset (Index may be anything) +1 belong&0xfff7ffff 0x01010000 Targa image data - Map +>2 byte&8 8 - RLE +1 belong&0xfff7ffff 0x00020000 Targa image data - RGB +>2 byte&8 8 - RLE +1 belong&0xfff7ffff 0x00030000 Targa image data - Mono +>2 byte&8 8 - RLE + +# PBMPLUS images +# The next byte following the magic is always whitespace. +0 string P1 PBM image text +0 string P2 PGM image text +0 string P3 PPM image text +0 string P4 PBM "rawbits" image data +0 string P5 PGM "rawbits" image data +0 string P6 PPM "rawbits" image data + +# NIFF (Navy Interchange File Format, a modification of TIFF) images +0 string IIN1 NIFF image data + +# Tag Image File Format, from Daniel Quinlan (quinlan@yggdrasil.com) +# The second word of TIFF files is the TIFF version number, 42, which has +# never changed. The TIFF specification recommends testing for it. +0 string MM\x00\x2a TIFF image data, big-endian +0 string II\x2a\x00 TIFF image data, little-endian + +# PNG [Portable Network Graphics, or "PNG's Not GIF"] images +# (Greg Roelofs, newt@uchicago.edu) +# (Albert Cahalan, acahalan@cs.uml.edu) +# +# 137 P N G \r \n ^Z \n [4-byte length] H E A D [HEAD data] [HEAD crc] ... +# +0 string \x89PNG PNG image data, +>4 belong !0x0d0a1a0a CORRUPTED, +>4 belong 0x0d0a1a0a +>>16 belong x %ld x +>>20 belong x %ld, +>>24 byte x %d-bit +>>25 byte 0 grayscale, +>>25 byte 2 \b/color RGB, +>>25 byte 3 colormap, +>>25 byte 4 gray+alpha, +>>25 byte 6 \b/color RGBA, +#>>26 byte 0 deflate/32K, +>>28 byte 0 non-interlaced +>>28 byte 1 interlaced +1 string PNG PNG image data, CORRUPTED + +# GIF +0 string GIF8 GIF image data +>4 string 7a \b, version 8%s, +>4 string 9a \b, version 8%s, +>6 leshort >0 %hd x +>8 leshort >0 %hd, +#>10 byte &0x80 color mapped, +#>10 byte&0x07 =0x00 2 colors +#>10 byte&0x07 =0x01 4 colors +#>10 byte&0x07 =0x02 8 colors +#>10 byte&0x07 =0x03 16 colors +#>10 byte&0x07 =0x04 32 colors +#>10 byte&0x07 =0x05 64 colors +#>10 byte&0x07 =0x06 128 colors +#>10 byte&0x07 =0x07 256 colors + +# ITC (CMU WM) raster files. It is essentially a byte-reversed Sun raster, +# 1 plane, no encoding. +0 string \361\0\100\273 CMU window manager raster image data +>4 lelong >0 %d x +>8 lelong >0 %d, +>12 lelong >0 %d-bit + +# Magick Image File Format +0 string id=ImageMagick MIFF image data + +# Artisan +0 long 1123028772 Artisan image data +>4 long 1 \b, rectangular 24-bit +>4 long 2 \b, rectangular 8-bit with colormap +>4 long 3 \b, rectangular 32-bit (24-bit with matte) + +# FIG (Facility for Interactive Generation of figures), an object-based format +0 string #FIG FIG image text +>5 string x \b, version %.3s + +# PHIGS +0 string ARF_BEGARF PHIGS clear text archive +0 string @(#)SunPHIGS SunPHIGS +# version number follows, in the form m.n +>40 string SunBin binary +>32 string archive archive + +# GKS (Graphics Kernel System) +0 string GKSM GKS Metafile +>24 string SunGKS \b, SunGKS + +# CGM image files +0 string BEGMF clear text Computer Graphics Metafile +# XXX - questionable magic +0 beshort&0xffe0 0x0020 binary Computer Graphics Metafile +0 beshort 0x3020 character Computer Graphics Metafile + +# MGR bitmaps (Michael Haardt, u31b3hs@pool.informatik.rwth-aachen.de) +0 string yz MGR bitmap, modern format, 8-bit aligned +0 string zz MGR bitmap, old format, 1-bit deep, 16-bit aligned +0 string xz MGR bitmap, old format, 1-bit deep, 32-bit aligned +0 string yx MGR bitmap, modern format, squeezed + +# Fuzzy Bitmap (FBM) images +0 string %bitmap\0 FBM image data +>30 long 0x31 \b, mono +>30 long 0x33 \b, color + +# facsimile data +1 string PC\ Research,\ Inc group 3 fax data +>29 byte 0 \b, normal resolution (204x98 DPI) +>29 byte 1 \b, fine resolution (204x196 DPI) + +# PC bitmaps (OS/2, Windoze BMP files) (Greg Roelofs, newt@uchicago.edu) +0 string BM PC bitmap data +>14 leshort 12 \b, OS/2 1.x format +>>18 leshort x \b, %d x +>>20 leshort x %d +>14 leshort 64 \b, OS/2 2.x format +>>18 leshort x \b, %d x +>>20 leshort x %d +>14 leshort 40 \b, Windows 3.x format +>>18 lelong x \b, %d x +>>22 lelong x %d x +>>28 leshort x %d +0 string IC PC icon data +0 string PI PC pointer image data +0 string CI PC color icon data +0 string CP PC color pointer image data +# Conflicts with other entries [BABYL] +#0 string BA PC bitmap array data + +# JPEG images +# SunOS 5.5.1 had +# +# 0 string \377\330\377\340 JPEG file +# 0 string \377\330\377\356 JPG file +# +# both of which turn into "JPEG image data" here. +# +0 beshort 0xffd8 JPEG image data +>6 string JFIF \b, JFIF standard +# HSI is Handmade Software's proprietary JPEG encoding scheme +0 string hsi1 JPEG image data, HSI proprietary + +# XPM icons (Greg Roelofs, newt@uchicago.edu) +# note possible collision with C/REXX entry in c-lang; currently commented out +0 string /*\ XPM\ */ X pixmap image text + +# Utah Raster Toolkit RLE images (janl@ifi.uio.no) +0 leshort 0xcc52 RLE image data, +>6 leshort x %d x +>8 leshort x %d +>2 leshort >0 \b, lower left corner: %d +>4 leshort >0 \b, lower right corner: %d +>10 byte&0x1 =0x1 \b, clear first +>10 byte&0x2 =0x2 \b, no background +>10 byte&0x4 =0x4 \b, alpha channel +>10 byte&0x8 =0x8 \b, comment +>11 byte >0 \b, %d color channels +>12 byte >0 \b, %d bits per pixel +>13 byte >0 \b, %d color map channels + +# image file format (Robert Potter, potter@cs.rochester.edu) +0 string Imagefile\ version- iff image data +# this adds the whole header (inc. version number), informative but longish +>10 string >\0 %s + +# Sun raster images, from Daniel Quinlan (quinlan@yggdrasil.com) +0 belong 0x59a66a95 Sun raster image data +>4 belong >0 \b, %d x +>8 belong >0 %d, +>12 belong >0 %d-bit, +#>16 belong >0 %d bytes long, +>20 belong 0 old format, +#>20 belong 1 standard, +>20 belong 2 compressed, +>20 belong 3 RGB, +>20 belong 4 TIFF, +>20 belong 5 IFF, +>20 belong 0xffff reserved for testing, +>24 belong 0 no colormap +>24 belong 1 RGB colormap +>24 belong 2 raw colormap +#>28 belong >0 colormap is %d bytes long + +# SGI image file format, from Daniel Quinlan (quinlan@yggdrasil.com) +# +# See +# http://reality.sgi.com/grafica/sgiimage.html +# +0 beshort 474 SGI image data +#>2 byte 0 \b, verbatim +>2 byte 1 \b, RLE +#>3 byte 1 \b, normal precision +>3 byte 2 \b, high precision +>4 beshort x \b, %d-D +>6 beshort x \b, %d x +>8 beshort x %d +>10 beshort x \b, %d channel +>10 beshort !1 \bs +>80 string >0 \b, "%s" + +0 string IT01 FIT image data +>4 belong x \b, %d x +>8 belong x %d x +>12 belong x %d +# +0 string IT02 FIT image data +>4 belong x \b, %d x +>8 belong x %d x +>12 belong x %d +# +2048 string PCD_IPI Kodak Photo CD image pack file +0 string PCD_OPA Kodak Photo CD overview pack file + +# FITS format. Jeff Uphoff <juphoff@tarsier.cv.nrao.edu> +# FITS is the Flexible Image Transport System, the de facto standard for +# data and image transfer, storage, etc., for the astronomical community. +# (FITS floating point formats are big-endian.) +0 string SIMPLE\ \ = FITS image data +>109 string 8 \b, 8-bit, character or unsigned binary integer +>108 string 16 \b, 16-bit, two's complement binary integer +>107 string \ 32 \b, 32-bit, two's complement binary integer +>107 string -32 \b, 32-bit, floating point, single precision +>107 string -64 \b, 64-bit, floating point, double precision + +# other images +0 string This\ is\ a\ BitMap\ file Lisp Machine bit-array-file +0 string !! Bennet Yee's "face" format + +# From SunOS 5.5.1 "/etc/magic" - appeared right before Sun raster image +# stuff. +# +0 beshort 0x1010 PEX Binary Archive + +# Visio drawings +03000 string Visio\ (TM)\ Drawing %s + +# Tgif files +0 string \%TGIF\ x Tgif file version %s + +# DICOM medical imaging data +128 string DICM DICOM medical imaging data |
