[mythtv-users] MythArchive selecting wrong audio track
John Pilkington
J.Pilk at tesco.net
Wed Jun 6 06:27:57 UTC 2007
Preston Crow wrote:
> Is there any way to override the audio track selection in MythArchive?
> I have a bunch of shows where you have to manually select a different
> audio track when playing them, and if I export them, they end up with
> the wrong one. (I'm running today's subversion code.)
>
> An alternate solution would be if there is a way to use the lossless
> mpeg-2 transcoder to switch audio tracks, or even just dump the first
> one, then I could do that first.
>
ffmpeg -i 2515_20070515220000.mpg
will identify the tracks present.
mplayer -vo null -ao null -aid 1 -frames 0 -v 2515_20070515220000.mpg
will give details of what it sees as audio track 1
mencoder -oac copy -aid 1 -ovc copy -of mpeg -mpegopts format=dvd \
-o 2566_20070422125900.mpg 2566_20070422125900.mpg1
will create a file containing audio track 1 from the (renamed) original
file, leaving it in position for a lossless mythtranscode, after which
it can be edited.
No guarantees, and it's messy, but it can often be made to work.
HTH
John P
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