[thelist] ffmpeg - .mov to .flv - lost audio

Shawn K. Quinn skquinn at speakeasy.net
Tue Dec 8 19:35:49 CST 2009

On Tue, 2009-12-08 at 17:37 -0700, Bob Meetin wrote:
> ffmpeg -i movie.mov movie.flv
> The command worked fine to convert the video, but lost the audio.  I 
> know the .mov has audio because I booted up my WinPC and converted it to 
> .flv with Flash Video Encoder then used Flash to make an html file.
> Any idea why it would lose the audio?

I think one of the codecs used for Quicktime movies is not supported in
an out-of-the-box ffmpeg due to either patent restrictions or no code to
handle it. I seem to recall I've had this problem on a few movie clips
I've downloaded in .mov and other formats from time to time.

Shawn K. Quinn <skquinn at speakeasy.net>

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