[Ffmpeg-devel] wmv2 segfaults in wmv2_mspel8_h_lowpass()

Michael Niedermayer michaelni
Wed Jan 3 12:33:22 CET 2007


Hi

On Wed, Jan 03, 2007 at 12:55:31PM +0200, Nikns Siankin wrote:
> On Wed, Jan 03, 2007 at 11:46:27AM +0100, Michael Niedermayer wrote:
> >Hi
> >
> >On Wed, Jan 03, 2007 at 11:56:59AM +0200, Nikns Siankin wrote:
> >> The same sample http://pazeme.lv/MojoFlix_Drunken-Bull.wmv
> >> with svn 20070102
> >> 
> >> # uname -a 
> >> OpenBSD obsd.my.domain 4.0 GENERIC#690 amd64
> >> 
> >> 
> >> # ffmpeg -i /root/MojoFlix_Drunken-Bull.wmv bu.avi                                                               
> >> FFmpeg version SVN-r7400, Copyright (c) 2000-2006 Fabrice Bellard, et al.
> >>   configuration:  --enable-shared --cc=cc --disable-opts --enable-a52 
> >> --enable-pp --enable-gpl --enable-pthreads --enable-faac --enable-faad 
> >> --enable-mp3lame --enable-libogg --enable-vorbis --extra-ldflags=-lm 
> >> -L/usr/local/lib --extra-cflags=-I/usr/local/include 
> >>   libavutil version: 49.1.0
> >>   libavcodec version: 51.28.0
> >>   libavformat version: 51.7.0
> >>   built on Jan  3 2007 11:18:44, gcc: 3.3.5 (propolice)
> >[...]
> >> #0  wmv2_mspel8_h_lowpass (dst=0x7f7ffffca3e0 "?\006", src=0x4d6a9f54 <Address 
> >> 0x4d6a9f54 out of bounds>, 
> >>     dstStride=8, srcStride=352, h=352) at dsputil.c:2512
> >> 2512            dst[0]= cm[(9*(src[0] + src[1]) - (src[-1] + src[2]) + 8)>>4];
> >
> >2512 contains: #endif
> >so ill assume all the segfaults you reported are caused by something being messed
> >up on your side
> 
> No, no:
> http://svn.mplayerhq.hu/ffmpeg/trunk/libavcodec/dsputil.c?annotate=7282

indeed ive looked at the wrong file ...

retry with latest svn, maybe ive fixed it ...
and note dont forget make distclean 

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Many that live deserve death. And some that die deserve life. Can you give
it to them? Then do not be too eager to deal out death in judgement. For
even the very wise cannot see all ends. -- Gandalf
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