[vlc] Re: transcode to AC3?

Benjamin Pracht bigben+spam at videolan.org
Wed Jul 20 23:34:33 CEST 2005


On Mon, Jul 18, 2005, jmzorko at mac.com wrote :
> 
> Benjamin,
> 
> >>I'm trying to use VLC to transcode the audio in an MPEG2 PS, which is
> >>current mpga, to AC3 to conform to ATSC specifications.  However, i've
> >>not been successful.  This is what i'm doing:
> >
> >I would advise you to have a look at the doc, the streaming howto
> >particularly. It has some exmaples on how transcoding works...
> >
> >(http://www.videolan.org/doc/streaming-howto/en/ch04.html for instance)
> 
> I appreciate the pointer -- I read those to get as far as I did, and  
> i'm still reading them.  I'm trying this now:
> 
> ./VLC ~/work/Preview1711206.trp --sout  
> '#transcode{acodec=ac3}: 
> standard{access=file,mux=ts,url=Preview1711206_transcoded.trp}'  
> --noloop
> 

Try with acodec=a52. If that doesn't work, please provide a complete log
(with the -vv option)

> ... but this doesn't work, either.  In fact, when I do it this way,  
> there is no audio in the resultant file (though the video plays  
> correctly).  Using the GUI to do the same thing works, though.
> 
> Regards,
> 

-- 
BigBen

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