Opened 11 years ago

#1214 new defect

Seeking in a (specific) video causes a bus error.

Reported by:… Owned by: reimar
Priority: normal Component: core
Version: HEAD Severity: normal
Keywords: Cc:
Blocked By: Blocking:
Reproduced by developer: Analyzed by developer:


Here's a test video from our regression test suite, which causes a bus error when using the -ss option.
Tested on OS X & Debian and also verified by others in #mplayer.


Command: mencoder -of lavf -lavfopts format=mp4 -ovc x264 -x264encopts crf=22 -nosound -ss 1 -o impossible-to-seek.m4v

MEncoder dev-SVN-r26973-4.0.1 (C) 2000-2008 MPlayer Team
CPU: Genuine Intel(R) CPU 1300 @ 1.66GHz (Family: 6, Model: 14, Stepping: 8)
CPUflags: Type: 6 MMX: 1 MMX2: 1 3DNow: 0 3DNow2: 0 SSE: 1 SSE2: 1
Compiled for x86 CPU with extensions: MMX MMX2 SSE SSE2

success: format: 0 data: 0x0 - 0x26d48
libavformat file format detected.
[lavf] Video stream found, -vid 0
VIDEO: [rle ] 532x101 24bpp 10.000 fps 0.0 kbps ( 0.0 kbyte/s)
[V] filefmt:44 fourcc:0x20656C72 size:532x101 fps:10.000 ftime:=0.1000
REMEMBER: MEncoder's libavformat muxing is presently broken and can generate
INCORRECT files in the presence of B-frames. Moreover, due to bugs MPlayer
will play these INCORRECT files as if nothing were wrong!
OK, exit.
Opening video filter: [expand osd=1]
Expand: -1 x -1, -1 ; -1, osd: 1, aspect: 0.000000, round: 1
Opening video decoder: [ffmpeg] FFmpeg's libavcodec codec family
Selected video codec: [ffqtrle] vfm: ffmpeg (QuickTime? Animation (RLE))

Flushing video frames.
Filters have not been configured! Empty file?
Writing index...
Writing header...
zsh: bus error mencoder -of lavf -lavfopts format=mp4 -ovc x264 -x264encopts crf=22 -nosound

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