[vlc] Re: transcode to AC3?

Benjamin Pracht bigben+spam at videolan.org
Mon Jul 18 22:26:27 CEST 2005


On Mon, Jul 18, 2005, jmzorko at mac.com wrote :
> 
> Hello, all ...
> 
> 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:
> 
> ./VLC ~/work/Preview1713420.mpg --sout '#transcode{acodec=ac3}' --sout 
> file/ts:Preview1713420_transcoded.trp --noloop
> 
> ... and when I play the resultant file (Preview1713420_transcoded.trp) 
> in VLC, the Info window still shows that Stream 0 is mpga, while stream 
> 1 is mpgv.  I tried specifying "a52" instead of "ac3", but nothing 
> changed.
> 
> How do I transcode from mpga to ac3 in VLC?  Any help is greatly 
> appreciated!
> 

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)

-- 
BigBen

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