[mythtv-users] MythArchive selecting wrong audio track

John Pilkington J.Pilk at tesco.net
Wed Jun 6 20:29:25 UTC 2007


John Pilkington wrote:
> 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
>
Since you are compiling from svn, you might like to make the edit 
suggested at the end of this ticket.  If it works for you it would be 
nice to get it committed :-)

http://svn.mythtv.org/trac/ticket/2797



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