[XviD-devel] How to get informations on a XVid bug ?

Reini Urban rurban at x-ray.at
Tue Aug 10 12:23:12 CEST 2004


Edouard Gomez schrieb:
> Selon Harghh <harghh at free.fr>:
>>I wanted to know if there is a way to get more information when an error
>>occurs (stack trace, etc.) or to use the WinXP error box infos.
> 
> Run your program in a debugger, and wait for the crash. It should give you more
> information. If you compile xvid on your own, you can even include debug
> information so that you'll be able to navigate the sources once it crashed to
> locate the guilty lines of code.
> 
> However, not that i depreciate your report, but xvidcore is often passing some
> memory tests using valgrind (a gnu/linux tool) to see if xvidcore frees all
> allocated memory, doesn't use uinitialized memory and much more... At this
> moment, there are strictly 0 errors/0 warnings detected, and trust me, valgrind
> is good at finding all problems... so i doubt the segfault is really caused by
> xvidcore. Maybe the calling process does something wrong, corrupts the call
> stack and windows thinks it's located in xvidcore (that happens quiet often).

BTW: To me it looks more like a xvidvfw or xvid.ax bug.
xvidcore is pretty stable, even on race conditions under heavy load.
-- 
Reini Urban
http://xarch.tu-graz.ac.at/home/rurban/



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