[FFmpeg-user] Audio stream missing

Carl Eugen Hoyos cehoyos at ag.or.at
Tue Jan 3 01:24:15 CET 2012

John Pitney <john <at> pitney.org> writes:

> > ffmpeg -i dvd_rip.vob -map 0:1 out1.wav -map 0:2 out2.wav -map 0:3 out3.wav
> > -map 0:4 out4.wav
> > Assuming this works at all, do any of the resulting wav files contain audio?
> Yes, out[1234].wav each contain the correct audio stream.

Then please test with audio encoders to find out the exact problem.
(broken libfaac installation?)

ffmpeg -i dvd_rip.vob out.ac3
ffmpeg -i dvd_rip.vob out.aac

Carl Eugen

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