[sldev] OpenJPEG decoder update

Callum Lerwick seg at haxxed.com
Tue Mar 6 14:30:14 PST 2007


On Tue, 2007-03-06 at 19:21 +0000, Tofu Linden wrote:
> A progress report: these all look like good changes.  However!  When
> I enable the parameters.cp_limit_decoding=LIMIT_TO_MAIN_HEADER hint,
> I get a large number of these:
> 
> [ERROR] 00001fb2: expected a marker instead of 8abf
> ERROR -> j2k_to_image: failed to decode image!
> 
> ... and memory fills up very quickly, OOMing the process.
> Without that hint, I've been able to spend a lot of time in
> crowded areas without any mysterious memory bloat.  I'm using
> the official OpenJPEG 1.1.1.
> 
> I'm still looking into it.  If I don't get it diagnosed soon
> I'll at least check in the other fixes.

That's a bit confusing. My Fedora package has included this patch from
the start (unusable otherwise) and I haven't seen this problem. Though I
haven't got around to updating newer than FL 58185. You're using the FL
codebase, right?
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