[MPlayer-users] Encoding HDTV streams

Nico Sabbi nsabbi at tiscali.it
Wed Feb 16 11:20:36 CET 2005

MichaelM wrote:

> Hey all.
> I've been toying around with encoding HDTV, complete with AC3 streams. 
> I grabbed a large chunk (about 3.5 GB), and encoded it to xvid using 
> the following command:
> mencoder stream.ts -vf scale=1280:720,dsize=16/9,pp=h1/v1/dr/al/lb 
> -sws 10 -oac copy -ovc xvid -xvidencopts 
> pass=2:bitrate=4000:me_quality=6:vhq=4:chroma_me:qpel -o stream.avi
> The "-oac copy" works, and I get an xvid file with ac3 audio.
> However, if I just want to make another mpeg file like so :
> mencoder stream.ts -oac copy -ovc copy -of mpeg -o stream_1.mpg
> there is no audio. Any idea why "-oac copy" works for xvid, but not 
> standard mpeg ? I've used "oac copy" for streams with mp2 audio with 
> no problems ...
> I'll appreciate any help.

you need this patch to store ac3 in mpeg

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