[FFmpeg-user] Video seems to play back faster than the recorded sound

Kai Hendry hendry at iki.fi
Fri Nov 23 03:44:47 CET 2012


Hi there,

Just encountered a good example of this problem hitting me. My machine
is a Archlinux 3.6.6 i7-2620M CPU @ 2.70GHz with 4G of RAM, so I can't
see the machine being too slow.

The huge recorded mkv file exhibits the problem when playing back with
ffplay. Then transcoded {mp4,webm} also show the video playing too
fast with the audio being out of sync:
http://r2d2.webconverger.org/2012-11-23/st-c96fca73c600.html

The log file is here:
http://r2d2.webconverger.org/2012-11-23/st-c96fca73c600.log

Can anyone advise what I might be doing wrong?


Kind regards,


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