[Ffmpeg-devel] [BUG] H.264 crash

[Guillaume POIRIER]

Hi,

On 1/18/06, Diego Biurrun <diego at biurrun.de> wrote:
> Hi,
>
> I have a sample here that makes the H.264 decoder (MPlayer, MPlayer with
> lavf demuxer, xine, vlc, ffplay) crash with the following message:
>
> [h264 @ 0x106463c8]reference picture missing during reorder
> [h264 @ 0x106463c8]reference picture missing during reorder
> [h264 @ 0x106463c8]reference picture missing during reorder
> mplayer: h264.c:2610: mc_dir_part: Assertion `pic->data[0]' failed.
>
> Get the sample from here:
>
> ftp://sandman.homedns.org/diego/ffmpeg/killbillclip.avi
>
> The crash happens both on my G4 (Debian unstable, gcc 4.0.3) and on my K6
> (Debian stable, gcc 2.95.4), so it's not platform dependent.
>
> The sample may very well be a broken bitstream, but a crash is bad
> nevertheless.  If you need the backtrace I'll gladly provide it.

Unless I'm badly mistaken, an assertion failure != crash.

However, if it was somehow possible to skip the problematic part of a
video until it can be sanely decoded (like from the next keyframe),
that would be quite nice.
... but is that smth possible with H.264?

Guillaume
--
Life is pleasant. Death is peaceful. It's the transition that's troublesome.
    Isaac Asimov (1920 - 1992)

MPlayer's doc is offline. Find some fresh one here:
http://tuxrip.free.fr//MPlayer-DOCS-HTML/en/
http://tuxrip.free.fr//MPlayer-DOCS-HTML/fr/