[MEncoder-users] low quality decrypt

Phil Ehrens phil at slug.org
Wed Sep 21 17:40:40 CEST 2005


miguel gmail wrote:
> Hi,
> 
> > The default bitrate is rather low for a resolution of 1024x800.
> > First off, you probsbly don't really want 1024x800... how about
> > trying:
> > 
> >  -vf scale -zoom -xy 512
> > 
> > and use these lavcopts (just for starters):
> > 
> >  -lavcopts vcodec=mpeg4:vbitrate=1800:nr=200:mbd=2:v4mv:trell
> > 
> > You can scale it up when you watch it with mplayer usign the -x
> > and -y options.
> 
> This did the trick. The only ´problem´ is that the ouput file is quite
> big (1.9GB), but in my case it´s not an issue. Quality is really good
> now.

Ah, I'll bet the source had pcm (raw) audio. You can add this
option:

 -oac mp3lame

And if your output file is much smaller, then your source had pcm
audio.

Sorry if the nomenclature is difficult. I've been at this for almost
3 years and some of the terminology still baffles me.




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