[MPlayer-dev-eng] mecoder w/multiple audio tracks

[Felix Buenemann]

On Wednesday 17 April 2002 04:10, Michael Niedermayer wrote:
> Hi
>
> On Wednesday 17 April 2002 03:32, Felix Buenemann wrote:
> > Hi Arpi,
> >
> > could you add support to mencoder to multiplex multiple audiotrakcs with
> > an avi, at least in copy mode?
> > So let's say pass one we create frameno.avi with dvd audio 128, pass 2
> > use current frameno.avi and add dvd audio 129, then in pass 3 and 4 take
> > suggested bitrate for video encoding and copy audiotrakcs from
> > frameno.avi.
> >
> > Btw. you need to aso remove 4MV flag when HQ flag is not used with
> > mencoder, as qpel is only supported in hq mode (libavcodec).
>
> qpel encoding is not yet supported at all, 4MV without hq makes no sense as
> 4MV is pretty slow at the moment and the compression/quality gain is small
> while hq mode makes a much bigger difference (relatively)
oops thought 4mv == qpel :) Could you give a description of 4MV then?

but prob is mencoder autodisables vhq on pass one, but does not autodisable 
v4mv at the same time, this leeads to libavcodec complaining that 4mv is only 
supported in HQ mode.
>
> Michael
>
-- 
Best Regards,
        Atmos
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