[FFmpeg-user] question about "Buffering several frames is not supported. Please consume all available frames before adding a new one."

[Stefano Sabatini]

On date Friday 2011-04-01 16:56:19 +0800, littlebat encoded:
> Hi,
> 
> I tried to get an avi snippet from a rmvb movie using ffmpeg, this is my
> command line: ffmpeg -i yyzs.rmvb -ss 02:40:00 -t 00:10:00 yyzs17.avi
> But, it spend about 10 minutes on the part before intended snippet and
> encode zero frame, the last 1 minutes it worked on that snippet. The
> key message is: "Buffering several frames is not supported. Please
> consume all available frames before adding a new one."
> 
> I tried encoding rmvb to avi, rmvb to mp4, mp4 to mp4, mp4 to avi, got
> the same result.
> 
> Is it normal? or need add special parameters to avoid
> wasteing unnecessary time on unintended part?
> 
> ffmpeg compiled from newest git repository: FFmpeg version
> git-N-28755-g7ac1674
> 
> Below is the detail(break the long time running and omitted some
> repeat messages):
> 
>  mdx at u1004b2-desktop:/media/1217e/mdx/share/rwshare/yyzs$
> ffmpeg -i yyzs.rmvb -ss 02:40:00 -t 00:10:00 yyzs17.ffmpeg.refresh.avi
[...]
> [buffer @ 0xaa76500] Buffering several frames is not supported. Please
> consume all available frames before adding a new one. frame=    0 fps=
> 0 q=0.0 size=      10kB time=10000000000.00 bitrate=   0.0kbit
> frame=    0 fps=  0 q=0.0 size=      10kB time=10000000000.00
> bitrate=   0.0kbit frame=    0 fps=  0 q=0.0 size=      10kB
> time=10000000000.00 bitrate=   0.0kbit frame=    0 fps=  0 q=0.0
> size=      10kB time=10000000000.00 bitrate=   0.0kbit frame=    0
> fps=  0 q=0.0 size=      10kB time=10000000000.00 bitrate=
> 0.0kbit ...(omitted) frame=    0 fps=  0 q=0.0 size=      10kB
> time=10000000000.00 bitrate=   0.0kbit    Last message repeated 45778
> times Buffering several frames is not supported. Please consume all
> available frames before adding a new one. [buffer @ 0xaa76500]
> Buffering several frames is not supported. Please consume all available
> frames before adding a new one.
> 
> thanks.

Can you share the sample (and possibly file a bug-report)? That would
help.
-- 
ffmpeg-user random tip #13
Have you ever *seen* ffmpeg?
find ~/src/ffmpeg/ -type f | xargs cat | ffmpeg -s qcif \ 
    -f rawvideo -i - -y ff.mpeg