1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
|
# $OpenBSD: images,v 1.7 2004/06/03 03:14:20 tedu Exp $
#------------------------------------------------------------------------------
# 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
>12 leshort >0 %hd x
>14 leshort >0 %hd
1 belong&0xfff7ffff 0x00020000 Targa image data - RGB
>2 byte&8 8 - RLE
>12 leshort >0 %hd x
>14 leshort >0 %hd
1 belong&0xfff7ffff 0x00030000 Targa image data - Mono
>2 byte&8 8 - RLE
>12 leshort >0 %hd x
>14 leshort >0 %hd
# PBMPLUS images
# The next byte following the magic is always whitespace.
0 string P1 Netpbm PBM image text
0 string P2 Netpbm PGM image text
0 string P3 Netpbm PPM image text
0 string P4 Netpbm PBM "rawbits" image data
0 string P5 Netpbm PGM "rawbits" image data
0 string P6 Netpbm PPM "rawbits" image data
0 string P7 Netpbm PAM image file
# From: bryanh@giraffe-data.com (Bryan Henderson)
0 string \117\072 Solitaire Image Recorder format
>4 string \013 MGI Type 11
>4 string \021 MGI Type 17
0 string .MDA MicroDesign data
>21 byte 48 version 2
>21 byte 51 version 3
0 string .MDP MicroDesign page data
>21 byte 48 version 2
>21 byte 51 version 3
# 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)
# From: Herbert Rosmanith <herp@wildsau.idv.uni.linz.at>
0 string Sfff structured fax file
# 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
# Too simple - MPi
#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
# 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
>0xe02 byte&0x03 0x00 , landscape mode
>0xe02 byte&0x03 0x01 , portrait mode
>0xe02 byte&0x03 0x02 , landscape mode
>0xe02 byte&0x03 0x03 , portrait mode
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
# XWD - X Window Dump file.
# As described in /usr/X11R6/include/X11/XWDFile.h
# used by the xwd program.
# Bradford Castalia, idaeim, 1/01
4 belong 7 XWD X Window Dump image data
>100 string >\0 \b, "%s"
>16 belong x \b, %dx
>20 belong x \b%dx
>12 belong x \b%d
# PDS - Planetary Data System
# These files use Parameter Value Language in the header section.
# Unfortunately, there is no certain magic, but the following
# strings have been found to be most likely.
0 string NJPL1I00 PDS (JPL) image data
2 string NJPL1I PDS (JPL) image data
0 string CCSD3ZF PDS (CCSD) image data
2 string CCSD3Z PDS (CCSD) image data
0 string PDS_ PDS image data
0 string LBLSIZE= PDS (VICAR) image data
# pM8x: ATARI STAD compressed bitmap format
#
# from Oskar Schirmer <schirmer@scara.com> Feb 2, 2001
# p M 8 5/6 xx yy zz data...
# Atari ST STAD bitmap is always 640x400, bytewise runlength compressed.
# bytes either run horizontally (pM85) or vertically (pM86). yy is the
# most frequent byte, xx and zz are runlength escape codes, where xx is
# used for runs of yy.
#
0 string pM85 Atari ST STAD bitmap image data (hor)
>5 byte 0x00 (white background)
>5 byte 0xFF (black background)
0 string pM86 Atari ST STAD bitmap image data (vert)
>5 byte 0x00 (white background)
>5 byte 0xFF (black background)
# XXX:
# This is bad magic 0x5249 == 'RI' conflicts with RIFF and other
# magic.
# SGI RICE image file <mpruett@sgi.com>
#0 beshort 0x5249 RICE image
#>2 beshort x v%d
#>4 beshort x (%d x
#>6 beshort x %d)
#>8 beshort 0 8 bit
#>8 beshort 1 10 bit
#>8 beshort 2 12 bit
#>8 beshort 3 13 bit
#>10 beshort 0 4:2:2
#>10 beshort 1 4:2:2:4
#>10 beshort 2 4:4:4
#>10 beshort 3 4:4:4:4
#>12 beshort 1 RGB
#>12 beshort 2 CCIR601
#>12 beshort 3 RP175
#>12 beshort 4 YUV
#------------------------------------------------------------------------------
#
# Marco Schmidt (marcoschmidt@users.sourceforge.net) -- an image file format
# for the EPOC operating system, which is used with PDAs like those from Psion
#
# see http://huizen.dds.nl/~frodol/psiconv/html/Index.html for a description
# of various EPOC file formats
0 string \x37\x00\x00\x10\x42\x00\x00\x10\x00\x00\x00\x00\x39\x64\x39\x47 EPOC MBM image file
# PCX image files
# From: Dan Fandrich <dan@coneharvesters.com>
0 beshort 0x0a00 PCX ver. 2.5 image data
0 beshort 0x0a02 PCX ver. 2.8 image data, with palette
0 beshort 0x0a03 PCX ver. 2.8 image data, without palette
0 beshort 0x0a04 PCX for Windows image data
0 beshort 0x0a05 PCX ver. 3.0 image data
>4 leshort x bounding box [%hd,
>6 leshort x %hd] -
>8 leshort x [%hd,
>10 leshort x %hd],
>65 byte >1 %d planes each of
>3 byte x %hhd-bit
>68 byte 0 image,
>68 byte 1 colour,
>68 byte 2 grayscale,
>68 byte >2 image,
>68 byte <0 image,
>12 leshort >0 %hd x
>>14 leshort x %hd dpi,
>2 byte 0 uncompressed
>2 byte 1 RLE compressed
# Adobe Photoshop
0 string 8BPS Adobe Photoshop Image
# XV thumbnail indicator (ThMO)
0 string P7\ 332 XV thumbnail image data
# NITF is defined by United States MIL-STD-2500A
0 string NITF National Imagery Transmission Format
>25 string >\0 dated %.14s
# GEM Image: Version 1, Headerlen 8 (Wolfram Kleff)
0 belong 0x00010008 GEM Image data
>12 beshort x %d x
>14 beshort x %d,
>4 beshort x %d planes,
>8 beshort x %d x
>10 beshort x %d pixelsize
# GEM Metafile (Wolfram Kleff)
0 lelong 0x0018FFFF GEM Metafile data
>4 leshort x version %d
#
# SMJPEG. A custom Motion JPEG format used by Loki Entertainment
# Software Torbjorn Andersson <d91tan@Update.UU.SE>.
#
0 string \0\nSMJPEG SMJPEG
>8 belong x %d.x data
# According to the specification you could find any number of _TXT
# headers here, but I can't think of any way of handling that. None of
# the SMJPEG files I tried it on used this feature. Even if such a
# file is encountered the output should still be reasonable.
>16 string _SND \b,
>>24 beshort >0 %d Hz
>>26 byte 8 8-bit
>>26 byte 16 16-bit
>>28 string NONE uncompressed
# >>28 string APCM ADPCM compressed
>>27 byte 1 mono
>>28 byte 2 stereo
# Help! Isn't there any way to avoid writing this part twice?
>>32 string _VID \b,
# >>>48 string JFIF JPEG
>>>40 belong >0 %d frames
>>>44 beshort >0 (%d x
>>>46 beshort >0 %d)
>16 string _VID \b,
# >>32 string JFIF JPEG
>>24 belong >0 %d frames
>>28 beshort >0 (%d x
>>30 beshort >0 %d)
0 string Paint\ Shop\ Pro\ Image\ File Paint Shop Pro Image File
# "thumbnail file" (icon)
# descended from "xv", but in use by other applications as well (Wolfram Kleff)
0 string P7\ 332 XV "thumbnail file" (icon) data
# taken from fkiss: (<yav@mte.biglobe.ne.jp> ?)
0 string KiSS KISS/GS
>4 byte 16 color
>>5 byte x %d bit
>>8 leshort x %d colors
>>10 leshort x %d groups
>4 byte 32 cell
>>5 byte x %d bit
>>8 leshort x %d x
>>10 leshort x %d
>>12 leshort x +%d
>>14 leshort x +%d
# Webshots (www.webshots.com), by John Harrison
0 string C\253\221g\230\0\0\0 Webshots Desktop .wbz file
# Hercules DASD image files
# From Jan Jaeger <jj@septa.nl>
0 string CKD_P370 Hercules CKD DASD image file
>8 long x \b, %d heads per cylinder
>12 long x \b, track size %d bytes
>16 byte x \b, device type 33%2.2X
0 string CKD_C370 Hercules compressed CKD DASD image file
>8 long x \b, %d heads per cylinder
>12 long x \b, track size %d bytes
>16 byte x \b, device type 33%2.2X
0 string CKD_S370 Hercules CKD DASD shadow file
>8 long x \b, %d heads per cylinder
>12 long x \b, track size %d bytes
>16 byte x \b, device type 33%2.2X
# Squeak images and - etoffi@softhome.net
0 string \146\031\0\0 Squeak image data
0 string 'From\040Squeak Squeak program text
# partimage: file(1) magic for PartImage files (experimental, incomplete)
# Author: Hans-Joachim Baader <hjb@pro-linux.de>
0 string PaRtImAgE-VoLuMe PartImage
>0x0020 string 0.6.1 file version %s
>>0x0060 lelong >-1 volume %ld
#>>0x0064 8 byte identifier
#>>0x007c reserved
>>0x0200 string >\0 type %s
>>0x1400 string >\0 device %s,
>>0x1600 string >\0 original filename %s,
# Some fields omitted
>>0x2744 lelong 0 not compressed
>>0x2744 lelong 1 gzip compressed
>>0x2744 lelong 2 bzip2 compressed
>>0x2744 lelong >2 compressed with unknown algorithm
>0x0020 string >0.6.1 file version %s
>0x0020 string <0.6.1 file version %s
# DCX is multi-page PCX, using a simple header of up to 1024
# offsets for the respective PCX components.
# From: Joerg Wunsch <joerg_wunsch@uriah.heep.sax.de>
0 lelong 987654321 DCX multi-page PCX image data
# Simon Walton <simonw@matteworld.com>
# Kodak Cineon format for scanned negatives
# http://www.kodak.com/US/en/motion/support/dlad/
0 lelong 0xd75f2a80 Cineon image data
>200 belong >0 \b, %ld x
>204 belong >0 %ld
# Bio-Rad .PIC is an image format used by microscope control systems
# and related image processing software used by biologists.
# From: Vebjorn Ljosa <vebjorn@ljosa.com>
54 leshort 12345 Bio-Rad .PIC Image File
>0 leshort >0 %hd x
>2 leshort >0 %hd,
>4 leshort =1 1 image in file
>4 leshort >1 %hd images in file
# From Jan "Yenya" Kasprzak <kas@fi.muni.cz>
# The description of *.mrw format can be found at
# http://www.dalibor.cz/minolta/raw_file_format.htm
0 string \000MRM Minolta Dimage camera raw image data
# From: stephane.loeuillet@tiscali.f
# http://www.djvuzone.org/
0 string AT&TFORM DjVu Image file
# From: Jason Bacon <bacon@smithers.neuro.mcw.edu>
0 beshort 0x3020 character Computer Graphics Metafile
|