Changelog

Version 0.5.3 (2008-04-01):

• Catch StreamError on file copy
• Use "#!/usr/bin/env python" as shebang for FreeBSD

Version 0.5.2 (2007-07-13):

• Fix shebang: use "#!/usr/bin/python"
• Only import hachoir_core.profiler with --profiler command line option is used, so hachoir-subfile do not depends on 'profiler' Python module

Version 0.5.1 (2007-07-12):

• Fix setup.py: also install script 'hachoir-subfile'

Version 0.5 (2007-07-11):

• Publication of the first public version

Usage

Search JPEG images:

hachoir-subfile input --parser=jpeg

Search images:

hachoir-subfile input --category=image

Search images, videos and SWF files:

hachoir-subfile input --category=image,video --parser=swf

Search all subfiles and store them in /tmp/subfiles/:

hachoir-subfile input /tmp/subfiles/

Other options:

• --offset: start search at specified offset in bytes
• --size: limit search to specified size in bytes

Search speed is proportional to the number of used parsers.

Examples

Find files in a hard drive:

$ hachoir-subfile /dev/sda --size=34200100 --quiet [+] Start search (32.6 MB)

[+] Found file at 0: MS-DOS hard drive with Master Boot Record (MBR) [+] Found file at 32256: FAT16 filesystem [+] Found file at 346112 size=308280 (301.1 KB): Microsoft Bitmap version 3 [+] Found file at 32157696: MS-DOS executable [+] Found file at 32483328: MS-DOS executable [+] Found file at 32800768: MS-DOS executable [+] Found file at 32851968: MS-DOS executable [+] Found file at 32872448: MS-DOS executable [+] Found file at 33058816: MS-DOS executable [+] Found file at 33112064: MS-DOS executable [+] Found file at 33142784: MS-DOS executable [+] Found file at 33949936: Microsoft Windows Portable Executable: Intel 80386 or greater

[+] Search done -- offset=34200100 (32.6 MB) Total time: 20.08 sec -- 1.6 MB/sec

PowerPoint document:

$ hachoir-subfile chiens.PPS [+] Start search (828.5 KB)

[+] Found file at 0: Microsoft Office document [+] Found file at 537 size=28449 (27.8 KB): JPEG picture: 433x300 pixels [+] Found file at 29011 size=34761 (33.9 KB): JPEG picture: 433x300 pixels [+] Found file at 63797 size=40326 (39.4 KB): JPEG picture: 433x300 pixels [+] Found file at 104148 size=30641 (29.9 KB): JPEG picture: 433x300 pixels [+] Found file at 134814 size=22782 (22.2 KB): JPEG picture: 384x325 pixels [+] Found file at 157621 size=24744 (24.2 KB): JPEG picture: 443x313 pixels [+] Found file at 182390 size=27241 (26.6 KB): JPEG picture: 443x290 pixels [+] Found file at 209656 size=27407 (26.8 KB): JPEG picture: 443x336 pixels [+] Found file at 237088 size=30088 (29.4 KB): JPEG picture: 388x336 pixels [+] Found file at 267201 size=30239 (29.5 KB): JPEG picture: 366x336 pixels [+] Found file at 297465 size=81634 (79.7 KB): JPEG picture: 630x472 pixels [+] Found file at 379124 size=36142 (35.3 KB): JPEG picture: 599x432 pixels [+] Found file at 415291 size=28801 (28.1 KB): JPEG picture: 443x303 pixels [+] Found file at 444117 size=28283 (27.6 KB): JPEG picture: 433x300 pixels [+] Found file at 472425 size=95913 (93.7 KB): PNG picture: 433x431x8 [+] Found file at 568363 size=219252 (214.1 KB): PNG picture: 532x390x8 [+] Found file at 811308 size=20644 (20.2 KB): Microsoft Windows Metafile (WMF) picture

[+] Search done -- offset=848384 (828.5 KB) Total time: 1.30 sec -- 635.1 KB/sec