[mythtv-users] mythtranscode: keep ac3 audio?

David Greaves myth at dgreaves.com
Sun Nov 30 15:27:45 UTC 2008


Chris Pinkham wrote: 9on 7/Oct/07
> * On Sat Oct 06, 2007 at 12:06:47AM -0500, Nate Carlson wrote:
>> I'd like to keep AC3 audio when transcoding HD materials to  MPEG4.. I 
>> created a transcoder profile.. I've tried setting the codec to 
>> 'Uncompressed', but that still seems to drop it down to 2 channels. Is 
>> this possible?
> 
> Not possible with current SVN.  I'm working on this as part of a larger
> rework of NuppelVideoRecorder and the lossy side of mythtranscode.  The
> main focus is being able to use libavformat to write out the actual
> container and allow using other libavcodec codecs so we can generate
> things like mpeg-ps files containing MPEG-2 video and MP3 audio or
> flv files playable via mythweb.  Copying AC3 audio is something I've
> looked at as part of this larger patch.  I have successfully created
> and played back nuv files with AC3 audio and I tested a proof of concept
> version that would copy AC3 audio from source to destination.  My patch
> is still a ways away from completion though, so don't expect it in SVN
> anytime soon.

Chris
Did this happen?

David



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