[MPlayer-users] 2-pass log and quality

Guillaume POIRIER poirierg at gmail.com
Sun Aug 21 22:52:27 CEST 2005


On 8/21/05, hdp at webmail.co.za <hdp at webmail.co.za> wrote:
> Guillaume POIRIER wrote:
> >>If I use the fastest options in xvid (or lavc for that matter) in the
> >>first pass, is the log file usable for the second pass if I use all the
> >>highest quality (slowest) switches instead?
> >>
> >>
> >
> >Yes.
> >That's exactly what the 'turbo' option is made for, and does. :)
> >
> >
> Thanks, that's useful!
> If I may ask your opinion, I'm busy encoding most of my DVD collection,
> in part for fun, in part for my home "media server" - mostly TV series:
> Alias, Smallville, CSI, Quantum Leap, X-Files, that type of thing.   I'm
> using the following to encode - do you mind telling me if it's any good?
> #pass-1
> mencoder dvd://1 -aid 128 -oac mp3lame -lameopts cbr:br=256:mode=1:aq=9
> -ovc xvid -xvidencopts bitrate=1000:gmc:hq_ac:vhq=4:pass=1 -vf
> scale=720:404 -o /dev/null
> #pass-2
> mencoder dvd://1 -aid 128 -oac mp3lame -lameopts cbr:br=256:mode=1:aq=9
> -ovc xvid -xvidencopts bitrate=1000:gmc:hq_ac:vhq=4:pass=2 -vf
> scale=720:404 -o Alias\ -\ s02e17\ -\ A\ Dark\ Turn.avi
> This gives me very good results for the size, but I guess there's always
> room for improvement... :-)

If you're happy with it, that's number one criterium to consider.
Other than that, I think you want to have a look at that post:


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 -- Alan Cox

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