[Ffmpeg-devel] Illegal instruction

Alex2000deluxe at web.de Alex2000deluxe
Wed Mar 14 10:37:42 CET 2007

> -----Urspr?ngliche Nachricht-----
> Von: FFmpeg development discussions and patches <ffmpeg-devel at mplayerhq.hu>
> Gesendet: 14.03.07 10:19:29
> An: FFmpeg development discussions and patches <ffmpeg-devel at mplayerhq.hu>
> Betreff: Re: [Ffmpeg-devel] <kein Betreff>

> Alex2000deluxe at web.de wrote:
> > Hi All,
> > 
> > Sorry when Im posting the same Problem from user-mailing list to devel-mailing list. I tried all users advises but I could not solve the problem
> > and hope that developers can help me.
> >  
> > i have troubles converting h264 to dv using ffmpeg. The error i get is "Illegal instruction" (not very informative).
> > Exact the command line execution works fine on my SuSe linux system (ffmpeg version SVN-r8287), but not on Mac (ffmpeg version SVN-r8287).
> > I played a lot with ffmpeg flags, but nothing helps. Every time i got "Illegal instruction". 
> http://ffmpeg.mplayerhq.hu/bugreports.html
> gdb backtrace please.
> Guillaume

Hi Guillaume, thx for answer!

Here is the gdb backtrace:

NB7002:~/soft/ffmpeg-r8287 admin$ gdb ffmpeg_g 
GNU gdb 6.3.50-20050815 (Apple version gdb-563) (Wed Jul 19 05:10:58 GMT 2006)
Copyright 2004 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB.  Type "show warranty" for details.
This GDB was configured as "i386-apple-darwin"...Reading symbols for shared libraries ......... done

(gdb) r -i test.avi -y -s pal -r pal -ac 2 -ar 48000 test.avi.dv
Starting program: /Users/admin/soft/ffmpeg-r8287/ffmpeg_g -i test.avi -y -s pal -r pal -ac 2 -ar 48000 test.avi.dv
Reading symbols for shared libraries .+++++++ done
FFmpeg version SVN-r8287, Copyright (c) 2000-2007 Fabrice Bellard, et al.
  configuration: --prefix=/opt/local --disable-vhook --mandir=/opt/local/share/man --extra-cflags=-DHAVE_LRINTF --extra-cflags=-I/opt/local/include --extra-ldflags=-dynamic -L/opt/local/lib --disable-ffplay --enable-gpl --enable-libmp3lame --enable-libfaac --enable-libfaad --enable-x264 --enable-pthreads --enable-shared
  libavutil version: 49.3.0
  libavcodec version: 51.38.0
  libavformat version: 51.10.0
  built on Mar 14 2007 10:03:08, gcc: 4.0.1 (Apple Computer, Inc. build 5363)
Input #0, avi, from 'test.avi':
  Duration: 00:00:51.1, start: 0.000000, bitrate: 3726 kb/s
  Stream #0.0: Video: h264, yuv420p, 720x576, 25.00 fps(r)
  Stream #0.1: Audio: mp3, 48000 Hz, stereo, 192 kb/s
Output #0, dv, to 'test.avi.dv':
  Stream #0.0: Video: dvvideo, yuv420p, 720x576, q=2-31, 200 kb/s, 25.00 fps(c)
  Stream #0.1: Audio: pcm_s16le, 48000 Hz, stereo, 1536 kb/s
Stream mapping:
  Stream #0.0 -> #0.0
  Stream #0.1 -> #0.1
Press [q] to stop encoding

Program received signal EXC_BAD_INSTRUCTION, Illegal instruction/operand.
0x011415ef in ff_fdct_sse2 ()

Thx for your effort!
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