[MPlayer-users] Video quality

[ephemeron at softhome.net]

On Tue, 10 Jun 2003 14:36:32 -0700 (PDT),
joe user wrote:
> 
> --- Jonathan Rogers <jonner at teegra.net> wrote:
> > That's if you only don't care much about audio quality or
> > size. You'll probably have to use 128kbps in MP3 CBR to get
> > the same quality as Vorbis at about 80 or 90kpbs.
> 
> You're right on that, but I'm still struggling to get the video
> quality to acceptable levels.  I tried using lavc mpeg4 with
> vhq and the quality was not acceptable.  Are my expectations
> too high, or is it possible to get a good amount of compression
> while retaining an image quality that is not too far off from
> the quality of the original DVD?

How about rescaling and blurring:

-ssf lgb=0.5:cgb=0.5 -sws 7 -vf scale=480:Y

where Y is the value of y that results from -xy 480 rounded to
the nearest multiple of 16.  I could 2 hours of better than VCD
quality onto less than the space of a 700MB CDR.