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gfx/misc/StripJPEG.lha

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Short:Strips proprietary headers from JFIF-JPEG files
Author: Andreas_Kleinert at t-online.de
Uploader:Andreas_Kleinert t-online de
Type:gfx/misc
Architecture:m68k-amigaos
Date:1998-05-08
Replaces:StripAOL.lha
Download:gfx/misc/StripJPEG.lha - View contents
Readme:gfx/misc/StripJPEG.readme
Downloads:474

 Some people reported problems with loading various
 JPEG (JFIF) files, which they had received as email
 attachment (or otherwise).

 It seems that the online service provider AOL does use
 a proprietary additional header for email attachments,
 which makes it impossible for some (most) JPEG readers
 to recognize AND decode the resulting modified JFIF files.

 The file structure for example could look like this:

     [ AOL JPEG8BIM header        ]
     [ Photshop 3.0 preview JFIF  ]
     [ Photshop 4.0 main JFIF     ]

 On the other hand, some Mac written JPEG files do look
 quite similar:

     [ MAC      header            ]
     [ JPEG8BIM header            ]
     [ Photshop 3.0 preview JFIF  ]
     [ main JFIF with "AppleMark" ]

 Anyway - let it be AOL or MacBinary:

 I've written a small utility called "StripJPEG",
 which does (at least it should, otherwise please
 feel free to report bugs) strip that proprietary
 JPEG headers from the files.

 Usage:   StripJPEG infile outfile

 If you encounter files, which are not yet recognized,
 feel free to report (and/or modify the source and
 send me the result).

--
All mentioned trademarks are subject to their owners.


Contents of gfx/misc/StripJPEG.lha
 PERMSSN    UID  GID    PACKED    SIZE  RATIO     CRC       STAMP          NAME
---------- ----------- ------- ------- ------ ---------- ------------ -------------
[generic]                  116     141  82.3% -lh5- dd59 May  7  1998 StripJPEG/SCOPTIONS
[generic]                   87     175  49.7% -lh5- aa38 May  7  1998 StripJPEG/smakefile
[generic]                 5512    8564  64.4% -lh5- 5232 May  7  1998 StripJPEG/StripJPEG
[generic]                 1079    3219  33.5% -lh5- 19dc May  7  1998 StripJPEG/StripJPEG.c
[generic]                  687    1358  50.6% -lh5- ddfc May  7  1998 StripJPEG/StripJPEG.readme
---------- ----------- ------- ------- ------ ---------- ------------ -------------
 Total         5 files    7481   13457  55.6%            May  8  1998
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