[FFmpeg-user] split audio/video and merge later gets async
Carl Eugen Hoyos
cehoyos at ag.or.at
Mon Sep 2 11:36:13 CEST 2013
Frank Tetzel <s1445051 <at> mail.zih.tu-dresden.de> writes:
> Even if i don't process the audio file (except convert to wav).
> Just splitting and merging gets out of sync.
> $ ffmpeg -i grab.mkv -vn -c:a pcm_s16le grab-aud.wav
> $ ffmpeg -i grab.mkv -i grab-aud.wav -map 0:0 -map 1:0 -c copy merge.mkv
Complete, uncut console output missing.
Audio in mkv probably has a delay which cannot be saved in wav,
I don't think anything except finding out the delay and using
it when remuxing (itsoffset) is possible.
Which audio filter is missing in FFmpeg?
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