2 #------------------------------------------------------------------------------
3 # $File: images,v 1.64 2009/12/06 00:38:50 christos Exp $
4 # images: file(1) magic for image formats (see also "iff", and "c-lang" for
7 # originally from jef@helios.ee.lbl.gov (Jef Poskanzer),
8 # additions by janl@ifi.uio.no as well as others. Jan also suggested
9 # merging several one- and two-line files into here.
11 # little magic: PCX (first byte is 0x0a)
13 # Targa - matches `povray', `ppmtotga' and `xv' outputs
14 # by Philippe De Muyter <phdm@macqel.be>
15 # at 2, byte ImgType must be 1, 2, 3, 9, 10 or 11
16 # at 1, byte CoMapType must be 1 if ImgType is 1 or 9, 0 otherwise
17 # at 3, leshort Index is 0 for povray, ppmtotga and xv outputs
18 # `xv' recognizes only a subset of the following (RGB with pixelsize = 24)
19 # `tgatoppm' recognizes a superset (Index may be anything)
20 1 belong&0xfff7ffff 0x01010000 Targa image data - Map
24 1 belong&0xfff7ffff 0x00020000 Targa image data - RGB
28 1 belong&0xfff7ffff 0x00030000 Targa image data - Mono
34 # The next byte following the magic is always whitespace.
35 0 search/1 P1 Netpbm PBM image text
36 !:mime image/x-portable-bitmap
37 0 search/1 P2 Netpbm PGM image text
38 !:mime image/x-portable-greymap
39 0 search/1 P3 Netpbm PPM image text
40 !:mime image/x-portable-pixmap
41 0 string P4 Netpbm PBM "rawbits" image data
42 !:mime image/x-portable-bitmap
43 0 string P5 Netpbm PGM "rawbits" image data
44 !:mime image/x-portable-greymap
45 0 string P6 Netpbm PPM "rawbits" image data
46 !:mime image/x-portable-pixmap
47 0 string P7 Netpbm PAM image file
48 !:mime image/x-portable-pixmap
50 # From: bryanh@giraffe-data.com (Bryan Henderson)
51 0 string \117\072 Solitaire Image Recorder format
52 >4 string \013 MGI Type 11
53 >4 string \021 MGI Type 17
54 0 string .MDA MicroDesign data
57 0 string .MDP MicroDesign page data
61 # NIFF (Navy Interchange File Format, a modification of TIFF) images
62 # [GRR: this *must* go before TIFF]
63 0 string IIN1 NIFF image data
66 # Tag Image File Format, from Daniel Quinlan (quinlan@yggdrasil.com)
67 # The second word of TIFF files is the TIFF version number, 42, which has
68 # never changed. The TIFF specification recommends testing for it.
69 0 string MM\x00\x2a TIFF image data, big-endian
71 0 string II\x2a\x00 TIFF image data, little-endian
74 # PNG [Portable Network Graphics, or "PNG's Not GIF"] images
75 # (Greg Roelofs, newt@uchicago.edu)
76 # (Albert Cahalan, acahalan@cs.uml.edu)
78 # 137 P N G \r \n ^Z \n [4-byte length] H E A D [HEAD data] [HEAD crc] ...
80 0 string \x89PNG\x0d\x0a\x1a\x0a PNG image data
82 >16 belong x \b, %ld x
86 >25 byte 2 \b/color RGB,
88 >25 byte 4 gray+alpha,
89 >25 byte 6 \b/color RGBA,
90 #>26 byte 0 deflate/32K,
91 >28 byte 0 non-interlaced
94 # possible GIF replacements; none yet released!
95 # (Greg Roelofs, newt@uchicago.edu)
97 # GRR 950115: this was mine ("Zip GIF"):
98 0 string GIF94z ZIF image (GIF+deflate alpha)
99 !:mime image/x-unknown
101 # GRR 950115: this is Jeremy Wohl's Free Graphics Format (better):
103 0 string FGF95a FGF image (GIF+deflate beta)
104 !:mime image/x-unknown
106 # GRR 950115: this is Thomas Boutell's Portable Bitmap Format proposal
107 # (best; not yet implemented):
109 0 string PBF PBF image (deflate compression)
110 !:mime image/x-unknown
113 0 string GIF8 GIF image data
116 >4 string 7a \b, version 8%s,
117 >4 string 9a \b, version 8%s,
120 #>10 byte &0x80 color mapped,
121 #>10 byte&0x07 =0x00 2 colors
122 #>10 byte&0x07 =0x01 4 colors
123 #>10 byte&0x07 =0x02 8 colors
124 #>10 byte&0x07 =0x03 16 colors
125 #>10 byte&0x07 =0x04 32 colors
126 #>10 byte&0x07 =0x05 64 colors
127 #>10 byte&0x07 =0x06 128 colors
128 #>10 byte&0x07 =0x07 256 colors
130 # ITC (CMU WM) raster files. It is essentially a byte-reversed Sun raster,
131 # 1 plane, no encoding.
132 0 string \361\0\100\273 CMU window manager raster image data
137 # Magick Image File Format
138 0 string id=ImageMagick MIFF image data
141 0 long 1123028772 Artisan image data
142 >4 long 1 \b, rectangular 24-bit
143 >4 long 2 \b, rectangular 8-bit with colormap
144 >4 long 3 \b, rectangular 32-bit (24-bit with matte)
146 # FIG (Facility for Interactive Generation of figures), an object-based format
147 0 search/1 #FIG FIG image text
148 >5 string x \b, version %.3s
151 0 string ARF_BEGARF PHIGS clear text archive
152 0 string @(#)SunPHIGS SunPHIGS
153 # version number follows, in the form m.n
154 >40 string SunBin binary
155 >32 string archive archive
157 # GKS (Graphics Kernel System)
158 0 string GKSM GKS Metafile
159 >24 string SunGKS \b, SunGKS
162 0 string BEGMF clear text Computer Graphics Metafile
164 # MGR bitmaps (Michael Haardt, u31b3hs@pool.informatik.rwth-aachen.de)
165 0 string yz MGR bitmap, modern format, 8-bit aligned
166 0 string zz MGR bitmap, old format, 1-bit deep, 16-bit aligned
167 0 string xz MGR bitmap, old format, 1-bit deep, 32-bit aligned
168 0 string yx MGR bitmap, modern format, squeezed
170 # Fuzzy Bitmap (FBM) images
171 0 string %bitmap\0 FBM image data
172 >30 long 0x31 \b, mono
173 >30 long 0x33 \b, color
176 1 string PC\ Research,\ Inc group 3 fax data
177 >29 byte 0 \b, normal resolution (204x98 DPI)
178 >29 byte 1 \b, fine resolution (204x196 DPI)
179 # From: Herbert Rosmanith <herp@wildsau.idv.uni.linz.at>
180 0 string Sfff structured fax file
183 # PC bitmaps (OS/2, Windows BMP files) (Greg Roelofs, newt@uchicago.edu)
185 >14 leshort 12 PC bitmap, OS/2 1.x format
186 !:mime image/x-ms-bmp
187 >>18 leshort x \b, %d x
189 >14 leshort 64 PC bitmap, OS/2 2.x format
190 !:mime image/x-ms-bmp
191 >>18 leshort x \b, %d x
193 >14 leshort 40 PC bitmap, Windows 3.x format
194 !:mime image/x-ms-bmp
195 >>18 lelong x \b, %d x
198 >14 leshort 128 PC bitmap, Windows NT/2000 format
199 !:mime image/x-ms-bmp
200 >>18 lelong x \b, %d x
204 #0 string IC PC icon data
205 #0 string PI PC pointer image data
206 #0 string CI PC color icon data
207 #0 string CP PC color pointer image data
208 # Conflicts with other entries [BABYL]
209 #0 string BA PC bitmap array data
211 # XPM icons (Greg Roelofs, newt@uchicago.edu)
212 # note possible collision with C/REXX entry in c-lang; currently commented out
213 0 search/1 /*\ XPM\ */ X pixmap image text
215 # Utah Raster Toolkit RLE images (janl@ifi.uio.no)
216 0 leshort 0xcc52 RLE image data,
219 >2 leshort >0 \b, lower left corner: %d
220 >4 leshort >0 \b, lower right corner: %d
221 >10 byte&0x1 =0x1 \b, clear first
222 >10 byte&0x2 =0x2 \b, no background
223 >10 byte&0x4 =0x4 \b, alpha channel
224 >10 byte&0x8 =0x8 \b, comment
225 >11 byte >0 \b, %d color channels
226 >12 byte >0 \b, %d bits per pixel
227 >13 byte >0 \b, %d color map channels
229 # image file format (Robert Potter, potter@cs.rochester.edu)
230 0 string Imagefile\ version- iff image data
231 # this adds the whole header (inc. version number), informative but longish
234 # Sun raster images, from Daniel Quinlan (quinlan@yggdrasil.com)
235 0 belong 0x59a66a95 Sun raster image data
236 >4 belong >0 \b, %d x
238 >12 belong >0 %d-bit,
239 #>16 belong >0 %d bytes long,
240 >20 belong 0 old format,
241 #>20 belong 1 standard,
242 >20 belong 2 compressed,
246 >20 belong 0xffff reserved for testing,
247 >24 belong 0 no colormap
248 >24 belong 1 RGB colormap
249 >24 belong 2 raw colormap
250 #>28 belong >0 colormap is %d bytes long
252 # SGI image file format, from Daniel Quinlan (quinlan@yggdrasil.com)
255 # http://reality.sgi.com/grafica/sgiimage.html
257 0 beshort 474 SGI image data
258 #>2 byte 0 \b, verbatim
260 #>3 byte 1 \b, normal precision
261 >3 byte 2 \b, high precision
262 >4 beshort x \b, %d-D
263 >6 beshort x \b, %d x
265 >10 beshort x \b, %d channel
267 >80 string >0 \b, "%s"
269 0 string IT01 FIT image data
274 0 string IT02 FIT image data
279 2048 string PCD_IPI Kodak Photo CD image pack file
280 >0xe02 byte&0x03 0x00 , landscape mode
281 >0xe02 byte&0x03 0x01 , portrait mode
282 >0xe02 byte&0x03 0x02 , landscape mode
283 >0xe02 byte&0x03 0x03 , portrait mode
284 0 string PCD_OPA Kodak Photo CD overview pack file
286 # FITS format. Jeff Uphoff <juphoff@tarsier.cv.nrao.edu>
287 # FITS is the Flexible Image Transport System, the de facto standard for
288 # data and image transfer, storage, etc., for the astronomical community.
289 # (FITS floating point formats are big-endian.)
290 0 string SIMPLE\ \ = FITS image data
291 >109 string 8 \b, 8-bit, character or unsigned binary integer
292 >108 string 16 \b, 16-bit, two's complement binary integer
293 >107 string \ 32 \b, 32-bit, two's complement binary integer
294 >107 string -32 \b, 32-bit, floating point, single precision
295 >107 string -64 \b, 64-bit, floating point, double precision
298 0 string This\ is\ a\ BitMap\ file Lisp Machine bit-array-file
300 # From SunOS 5.5.1 "/etc/magic" - appeared right before Sun raster image
303 0 beshort 0x1010 PEX Binary Archive
305 # DICOM medical imaging data
306 128 string DICM DICOM medical imaging data
307 !:mime application/dicom
309 # XWD - X Window Dump file.
310 # As described in /usr/X11R6/include/X11/XWDFile.h
311 # used by the xwd program.
312 # Bradford Castalia, idaeim, 1/01
313 4 belong 7 XWD X Window Dump image data
314 >100 string >\0 \b, "%s"
319 # PDS - Planetary Data System
320 # These files use Parameter Value Language in the header section.
321 # Unfortunately, there is no certain magic, but the following
322 # strings have been found to be most likely.
323 0 string NJPL1I00 PDS (JPL) image data
324 2 string NJPL1I PDS (JPL) image data
325 0 string CCSD3ZF PDS (CCSD) image data
326 2 string CCSD3Z PDS (CCSD) image data
327 0 string PDS_ PDS image data
328 0 string LBLSIZE= PDS (VICAR) image data
330 # pM8x: ATARI STAD compressed bitmap format
332 # from Oskar Schirmer <schirmer@scara.com> Feb 2, 2001
333 # p M 8 5/6 xx yy zz data...
334 # Atari ST STAD bitmap is always 640x400, bytewise runlength compressed.
335 # bytes either run horizontally (pM85) or vertically (pM86). yy is the
336 # most frequent byte, xx and zz are runlength escape codes, where xx is
337 # used for runs of yy.
339 0 string pM85 Atari ST STAD bitmap image data (hor)
340 >5 byte 0x00 (white background)
341 >5 byte 0xFF (black background)
342 0 string pM86 Atari ST STAD bitmap image data (vert)
343 >5 byte 0x00 (white background)
344 >5 byte 0xFF (black background)
346 # Gürkan Sengün <gurkan@linuks.mine.nu>, www.linuks.mine.nu
347 # http://www.atarimax.com/jindroush.atari.org/afmtatr.html
348 0 leshort 0x0296 Atari ATR image
351 # This is bad magic 0x5249 == 'RI' conflicts with RIFF and other
353 # SGI RICE image file <mpruett@sgi.com>
354 #0 beshort 0x5249 RICE image
363 #>10 beshort 1 4:2:2:4
365 #>10 beshort 3 4:4:4:4
367 #>12 beshort 2 CCIR601
371 #------------------------------------------------------------------------------
373 # Marco Schmidt (marcoschmidt@users.sourceforge.net) -- an image file format
374 # for the EPOC operating system, which is used with PDAs like those from Psion
376 # see http://huizen.dds.nl/~frodol/psiconv/html/Index.html for a description
377 # of various EPOC file formats
379 0 string \x37\x00\x00\x10\x42\x00\x00\x10\x00\x00\x00\x00\x39\x64\x39\x47 EPOC MBM image file
382 # From: Dan Fandrich <dan@coneharvesters.com>
383 0 beshort 0x0a00 PCX ver. 2.5 image data
384 0 beshort 0x0a02 PCX ver. 2.8 image data, with palette
385 0 beshort 0x0a03 PCX ver. 2.8 image data, without palette
386 0 beshort 0x0a04 PCX for Windows image data
387 0 beshort 0x0a05 PCX ver. 3.0 image data
388 >4 leshort x bounding box [%hd,
392 >65 byte >1 %d planes each of
396 >68 byte 2 grayscale,
400 >>14 leshort x %hd dpi,
401 >2 byte 0 uncompressed
402 >2 byte 1 RLE compressed
405 # From: Asbjoern Sloth Toennesen <asbjorn@lila.io>
406 0 string 8BPS Adobe Photoshop Image
407 !:mime image/vnd.adobe.photoshop
409 >18 belong x \b, %d x
412 >24 beshort 1 grayscale
413 >>12 beshort 2 with alpha
414 >24 beshort 2 indexed
419 >24 beshort 7 multichannel
420 >24 beshort 8 duotone
423 >>12 beshort x \b, %dx
425 >22 beshort x %d-bit channel
428 # XV thumbnail indicator (ThMO)
429 0 string P7\ 332 XV thumbnail image data
431 # NITF is defined by United States MIL-STD-2500A
432 0 string NITF National Imagery Transmission Format
433 >25 string >\0 dated %.14s
435 # GEM Image: Version 1, Headerlen 8 (Wolfram Kleff)
436 0 belong 0x00010008 GEM Image data
439 >4 beshort x %d planes,
441 >10 beshort x %d pixelsize
443 # GEM Metafile (Wolfram Kleff)
444 0 lelong 0x0018FFFF GEM Metafile data
445 >4 leshort x version %d
448 # SMJPEG. A custom Motion JPEG format used by Loki Entertainment
449 # Software Torbjorn Andersson <d91tan@Update.UU.SE>.
451 0 string \0\nSMJPEG SMJPEG
452 >8 belong x %d.x data
453 # According to the specification you could find any number of _TXT
454 # headers here, but I can't think of any way of handling that. None of
455 # the SMJPEG files I tried it on used this feature. Even if such a
456 # file is encountered the output should still be reasonable.
458 >>24 beshort >0 %d Hz
461 >>28 string NONE uncompressed
462 # >>28 string APCM ADPCM compressed
465 # Help! Isn't there any way to avoid writing this part twice?
467 # >>>48 string JFIF JPEG
468 >>>40 belong >0 %d frames
469 >>>44 beshort >0 (%d x
472 # >>32 string JFIF JPEG
473 >>24 belong >0 %d frames
474 >>28 beshort >0 (%d x
477 0 string Paint\ Shop\ Pro\ Image\ File Paint Shop Pro Image File
479 # "thumbnail file" (icon)
480 # descended from "xv", but in use by other applications as well (Wolfram Kleff)
481 0 string P7\ 332 XV "thumbnail file" (icon) data
483 # taken from fkiss: (<yav@mte.biglobe.ne.jp> ?)
484 0 string KiSS KISS/GS
487 >>8 leshort x %d colors
488 >>10 leshort x %d groups
496 # Webshots (www.webshots.com), by John Harrison
497 0 string C\253\221g\230\0\0\0 Webshots Desktop .wbz file
499 # Hercules DASD image files
500 # From Jan Jaeger <jj@septa.nl>
501 0 string CKD_P370 Hercules CKD DASD image file
502 >8 long x \b, %d heads per cylinder
503 >12 long x \b, track size %d bytes
504 >16 byte x \b, device type 33%2.2X
506 0 string CKD_C370 Hercules compressed CKD DASD image file
507 >8 long x \b, %d heads per cylinder
508 >12 long x \b, track size %d bytes
509 >16 byte x \b, device type 33%2.2X
511 0 string CKD_S370 Hercules CKD DASD shadow file
512 >8 long x \b, %d heads per cylinder
513 >12 long x \b, track size %d bytes
514 >16 byte x \b, device type 33%2.2X
516 # Squeak images and programs - etoffi@softhome.net
517 0 string \146\031\0\0 Squeak image data
518 0 search/1 'From\040Squeak Squeak program text
520 # partimage: file(1) magic for PartImage files (experimental, incomplete)
521 # Author: Hans-Joachim Baader <hjb@pro-linux.de>
522 0 string PaRtImAgE-VoLuMe PartImage
523 >0x0020 string 0.6.1 file version %s
524 >>0x0060 lelong >-1 volume %ld
525 #>>0x0064 8 byte identifier
527 >>0x0200 string >\0 type %s
528 >>0x1400 string >\0 device %s,
529 >>0x1600 string >\0 original filename %s,
530 # Some fields omitted
531 >>0x2744 lelong 0 not compressed
532 >>0x2744 lelong 1 gzip compressed
533 >>0x2744 lelong 2 bzip2 compressed
534 >>0x2744 lelong >2 compressed with unknown algorithm
535 >0x0020 string >0.6.1 file version %s
536 >0x0020 string <0.6.1 file version %s
538 # DCX is multi-page PCX, using a simple header of up to 1024
539 # offsets for the respective PCX components.
540 # From: Joerg Wunsch <joerg_wunsch@uriah.heep.sax.de>
541 0 lelong 987654321 DCX multi-page PCX image data
543 # Simon Walton <simonw@matteworld.com>
544 # Kodak Cineon format for scanned negatives
545 # http://www.kodak.com/US/en/motion/support/dlad/
546 0 lelong 0xd75f2a80 Cineon image data
547 >200 belong >0 \b, %ld x
551 # Bio-Rad .PIC is an image format used by microscope control systems
552 # and related image processing software used by biologists.
553 # From: Vebjorn Ljosa <vebjorn@ljosa.com>
554 54 leshort 12345 Bio-Rad .PIC Image File
557 >4 leshort =1 1 image in file
558 >4 leshort >1 %hd images in file
560 # From Jan "Yenya" Kasprzak <kas@fi.muni.cz>
561 # The description of *.mrw format can be found at
562 # http://www.dalibor.cz/minolta/raw_file_format.htm
563 0 string \000MRM Minolta Dimage camera raw image data
565 # Summary: DjVu image / document
567 # Reference: http://djvu.org/docs/DjVu3Spec.djvu
568 # Submitted by: Stephane Loeuillet <stephane.loeuillet@tiscali.fr>
569 # Modified by (1): Abel Cheung <abelcheung@gmail.com>
571 >12 string DJVM DjVu multiple page document
572 !:mime image/vnd.djvu
573 >12 string DJVU DjVu image or single page document
574 !:mime image/vnd.djvu
575 >12 string DJVI DjVu shared document
576 !:mime image/vnd.djvu
577 >12 string THUM DjVu page thumbnails
578 !:mime image/vnd.djvu
582 0 lelong 20000630 OpenEXR image data
584 # From: Tom Hilinski <tom.hilinski@comcast.net>
585 # http://www.unidata.ucar.edu/packages/netcdf/
586 0 string CDF\001 NetCDF Data Format data
588 #-----------------------------------------------------------------------
589 # Hierarchical Data Format, used to facilitate scientific data exchange
590 # specifications at http://hdf.ncsa.uiuc.edu/
591 0 belong 0x0e031301 Hierarchical Data Format (version 4) data
592 !:mime application/x-hdf
593 0 string \211HDF\r\n\032 Hierarchical Data Format (version 5) data
594 !:mime application/x-hdf
596 # From: Tobias Burnus <burnus@net-b.de>
597 # Xara (for a while: Corel Xara) is a graphic package, see
598 # http://www.xara.com/ for Windows and as GPL application for Linux
599 0 string XARA\243\243 Xara graphics file
601 # http://www.cartesianinc.com/Tech/
602 0 string CPC\262 Cartesian Perceptual Compression image
605 # From Albert Cahalan <acahalan@gmail.com>
606 # puredigital used it for the CVS disposable camcorder
607 #8 lelong 4 ZBM bitmap image data
611 # From Albert Cahalan <acahalan@gmail.com>
612 # uncompressed 5:6:5 HighColor image for OLPC XO firmware icons
613 0 string C565 OLPC firmware icon image data
617 # Applied Images - Image files from Cytovision
618 # Gustavo Junior Alves <gjalves@gjalves.com.br>
619 0 string \xce\xda\xde\xfa Cytovision Metaphases file
620 0 string \xed\xad\xef\xac Cytovision Karyotype file
621 0 string \x0b\x00\x03\x00 Cytovision FISH Probe file
622 0 string \xed\xfe\xda\xbe Cytovision FLEX file
623 0 string \xed\xab\xed\xfe Cytovision FLEX file
624 0 string \xad\xfd\xea\xad Cytovision RATS file
626 # Wavelet Scalar Quantization format used in gray-scale fingerprint images
627 # From Tano M Fotang <mfotang@quanteq.com>
628 0 string \xff\xa0\xff\xa8\x00 Wavelet Scalar Quantization image data
630 # JPEG 2000 Code Stream Bitmap
631 # From Petr Splichal <psplicha@redhat.com>
632 0 string \xFF\x4F\xFF\x51\x00 JPEG-2000 Code Stream Bitmap data