[Ffmpeg-devel] Segfault when encoding MPEG with MMX support
Sun Jul 10 21:36:42 CEST 2005
On Sunday 10 July 2005 19:04, matthieu castet wrote:
> Tobias Grimm wrote:
> > Hi!
> > I have an application that encodes still images as MPEG2 to be viewed by
> > a DVB card. With the update to Debian Sarge the application is broken,
> > so I tried out the latest ffmpeg CVS snapshot (2005-07-10).
> > Unfortunately, this does not solve the problem. I always get a segfault,
> > when avcodec_encode_video() is invoked (see backtrace at the end). Only
> > if I compile ffmpeg with --disable-mmx, it works.
> I report  something like that some times ago...
hmm, this doesnt mention any relation to --disable-mmx
anyway maybe valgrind would be worth a try, as a quick look at the register
values and disassembly seems to indicate that block_last_index got messed up
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