Package: libjpeg-progs
Version: 6b-11
Severity: normal

jpegtran appears to ignore the -maxmemory and JPEGMEM options, at least in
certain sitations.  It is documented to limit the memory usage of jpegtran.
But:

$ JPEGMEM=1m jpegtran -opt -maxmemory 1m  -flip horizontal -trim -progressive 
-outfile FLIPPED/slide010.jpg ROTATED/slide010.jpg

for a certain large file I have immediately allocates 461M of virtual address
space (over 200M of which is resident, on this machine).
This also occurs for:

$ JPEGMEM=1m jpegtran -opt -maxmemory 1m  -rot <somethig> -trim -outfile 
slide010.jpg ROTATED/slide010.jpg

It may well be that the maxmemory options are universally ignored.
If they are only ignored for some input options, then the man page ought to
clearly specify which options those are -- allocating so much memory severely
hoses my machine!
 --scott

-- System Information:
Debian Release: testing/unstable
  APT prefers unstable
  APT policy: (500, 'unstable'), (500, 'stable')
Architecture: i386 (i686)
Shell:  /bin/sh linked to /bin/bash
Kernel: Linux 2.6.15-rc5
Locale: LANG=en_US, LC_CTYPE=en_US (charmap=ISO-8859-1)

Versions of packages libjpeg-progs depends on:
ii  libc6                         2.3.5-9    GNU C Library: Shared libraries an
ii  libjpeg62                     6b-11      The Independent JPEG Group's JPEG 

libjpeg-progs recommends no packages.

-- no debconf information


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