[MPlayer-users] Re: mencoder, libavcodec and b-frames (me too!) (same here)

[Martin Hoffmann]

Exactly the same here - strange enough: Encoding only a few 100 frames does 
work - even with b-frames turend on ! The crash only appears when encoding a 
lot bigger file ...

Martin.

System
*** Kernel:
Linux thundertux 2.4.18-4GB #1 Wed Mar 27 13:57:05 UTC 2002 i686 unknown
*** libc
-rwxr-xr-x    1 root     root      1394302 Aug 10 19:55 /lib/libc.so.6
*** x-version

XFree86 Version 4.2.0 / X Window System
(protocol Version 11, revision 0, vendor release 6600)
Release Date: 23 January 2002
        If the server is older than 6-12 months, or if your card is
        newer than the above date, look for a newer version before
        reporting problems.  (See http://www.XFree86.Org/)
Build Operating System: SuSE Linux [ELF] SuSE
Module Loader present
*** gcc_and_ld
Reading specs from /usr/lib/gcc-lib/i486-suse-linux/2.95.3/specs
gcc version 2.95.3 20010315 (SuSE)
GNU ld version 2.11.92.0.10 20011021 (SuSE)
*** binutils
GNU assembler 2.11.92.0.10 (SuSE)
Copyright 2001 Free Software Foundation, Inc.
This program is free software; you may redistribute it under the terms of
the GNU General Public License.  This program has absolutely no warranty.
This assembler was configured for a target of `i486-suse-linux'.


Am Samstag, 19. Oktober 2002 14:17 schrieb Michael Zonta:
> [Automatic answer: RTFM (read DOCS, FAQ), also read DOCS/bugreports.html]
> I'm using Linux Red Hat 7.3 and I'm experiencing
> exactly the same problem
> reported by other users. The last version not affected
> by the bug is MEncoder
> 0.90-pre7. Afther 0.90-pre7, ALL versions, stable and
> CVS are affected.
> I've done several tests with different divx files and
> executables compiled
> with 2 different compilers (gcc 2.9six and 2.95.4).
> The result is that the
> option "vmax_b_frames" causes Mencoder to stop with
> "Segmentation fault"
> error (without any additional messages) few seconds
> after the beginning of
> the 2nd pass. I've tried adding and removing options
> but the behaviour is
> clear.
>
> - Sound: ok
> mencoder -oac copy -ovc frameno -o frameno.avi
> test.avi
>
> - First pass: ok
> mencoder -oac copy -ovc lavc -lavcopts
> vcodec=mpeg4:vhq:vbitrate=610:
> vqmin=2:vqmax=10:vmax_b_frames=2:vb_strategy=1:vme=4:vpass=1
> -o /dev/null
> test.avi
>
> - Second pass: crash
> mencoder -oac copy -ovc lavc -lavcopts
> vcodec=mpeg4:vhq:vbitrate=610:
> vqmin=2:vqmax=10:vmax_b_frames=2:vb_strategy=1:vme=4:vpass=2
> -o crashtest.avi
> test.avi
>
> Incredibly, after removing vmax_b_frames option
> Mencoder works fine.
>
> Hope this helps to track the bug.
>
> Bye
>
>
>
>
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