[MPlayer-users] Encoding from DVB-T mpeg-ts recordings
Nico Sabbi
nsabbi at tiscali.it
Sun Oct 3 12:34:59 CEST 2004
Samson Lee wrote:
> I want to convert my DVB-T mpeg-ts recordings to mpeg4/divx video with
> direct copy audio (mp3). The command I tried is this:
DVB contains almost always mp2, sometimes ac3
>
> mencoder -ovc lavc -lavcopts vcodec=mpeg4 -oac copy -o output.avi
> input.ts
>
> When I play the output.avi file in Windows Media Player (yeh i know ..
> it's for someone else!) or Zoomplayer, the video works but there is no
> audio. The file plays properly with both video and audio in mplayer of
> course. I also tried playing it with the DivX Player, which tells me,
> "This file contains unknown audio data .. Tag 80".
80==0x50 is mp2. If you want to keep audio unmodified you should install
the latest ffdshow
(available here:
http://ffdshow.sourceforge.net/tikiwiki/tiki-view_articles.php) and
configure
its audio decoder to handle mp2 (I suggest libmad as codec)
>
> If I use mencoder with "-oac mp3lame" to re-encode the original audio,
> I am able to watch the file in WMP, ZP etc. This shows that I have a
> mp3 audio filter registered ..
>
> Okay, so how do I convert my DVB-T mpeg-ts recordings to mpeg4/divx
> video with direct copy audio into a file that is *portable* across as
> many players as possible? If it's a problem with the source mpeg-ts
> stream using "Tag 80" audio, is it possible to change it to another
> "Tag"? Will it even work?
>
> Much appreciated ..
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