Hi On Sat, Jan 27, 2007 at 02:06:49PM +0100, Michel Bardiaux wrote: > The symptom: > > ffmpeg -f image2 -i y%06d.bmp -an -y oops.mpg > FFmpeg version SVN-r7724, Copyright (c) 2000-2006 Fabrice Bellard, et al. > configuration: > libavutil version: 49.2.0 > libavcodec version: 51.29.0 > libavformat version: 51.8.0 > built on Jan 27 2007 12:19:07, gcc: 3.3.5 (Debian 1:3.3.5-13) > Input #0, image2, from 'y%06d.bmp': > Duration: 00:01:00.0, start: 0.000000, bitrate: N/A > Stream #0.0: Video: bmp, bgr24, 352x288, 25.00 fps(r) > Output #0, mpeg, to 'oops.mpg': > Stream #0.0: Video: mpeg1video, yuv420p, 352x288, q=2-31, 200 kb/s, > 25.00 fps(c) > Stream mapping: > Stream #0.0 -> #0.0 > Press [q] to stop encoding > Compiler did not align stack variables. Libavcodec has been miscompiled > and may be very slow or crash. This is not a bug in libavcodec, > but in the compiler. Do not report crashes to FFmpeg developers. > Segmentation fault size= 138kB time=2.0 bitrate= 554.2kbits/s > > The syndrome: you have to know, of course, that the message about stack > is there for form's sake only, and irrelevant for most crashes... After > a number of calls to the decoder, get_buffer returned with a > pathological value for p->linesize[0]. > > The fix: attached. looks ok > > Note: it is quite likely this patch actually hides a bug in > avcodec_default_get_buffer that causes it to fail without returning > failure status. I am looking into that. yes i agree that avcodec_default_get_buffer is likly buggy to but either way the buffers must be released ... there also needs to be a release_buffer() in "decode_end" which is also missing in bmp.c PS: ive seen alot of mime types on patches but yours had Content-Type: image/x-coreldrawpattern [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB In a rich man's house there is no place to spit but his face. -- Diogenes of Sinope -------------- next part -------------- A non-text attachment was scrubbed... Name: not available Type: application/pgp-signature Size: 189 bytes Desc: not available URL: <http://lists.mplayerhq.hu/pipermail/ffmpeg-devel/attachments/20070128/ed67633e/attachment.pgp>
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