[mythtv-users] Extract audio from HDTV MPEG2 stream to make audio CD

Boleslaw Ciesielski bolek-mythtv at curl.com
Tue Nov 18 02:23:11 UTC 2008


On Mon, Nov 17, 2008 at 07:29:50PM -0600, Richard Shaw wrote:
> I have a recording of "Soundstage" from my local PBS station that I would
> like to extract the audio from and create an audio CD tracks (instead of one
> big track). Has anyone else had a need for this? It's not something one
> would need frequently but as the same time I think it would be a great
> addition to MythArchive.
> 
> I'm guessing the basic steps would be something like this:
> 
> Extract Audio
> Convert to 44.1KHz 2-channel audio (WAV)
> Cut audio into "Tracks" (audacity) [1]
> Burn (k3b)
> 
> Anyone have suggestions? Especially for the first two steps?

Try something like this:

mplayer -vc null -vo null -ao pcm:file=track.wav:waveheader:fast -af resample=44100:0:2 -benchmark foo.mpg

Bolek


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