[vdr] Re: vdr2divx suggestions ? (poll)

["Rene Bartsch" <vdr@bartschnet.de>]

----- Original Message -----
From: "Martin Hoffmann" <ma.hoff@t-online.de>
To: <vdr@linuxtv.org>
Sent: Wednesday, October 30, 2002 11:47 PM
Subject: [vdr] Re: vdr2divx suggestions ? (poll)
> > > however if you intend to view your avi on TV keeping the 480x576 and
> > > rescaling this at viewing time is okay !
> > > Did anyone understand this ?
> >
> > Yes, but it would be fine to check the aspect-ratio in the
MPEG-PES-stream
> > and rescale when encoding.
> For 16:9 this is already done in the vdr2divx scripts !
> Now tell me how this can be achieved for 4:3 streams ?
> In case we have a 4:3 stream with 480x576 resolution: Should we scale up
to
> 784x576 ? Producing lot's of redundant information and giving the codec
too
> much data for the given bitrate !? Or should we scale down to 480x360
(also
> 4:3) and loose lots of details !??
> I prefer to keep the resolution of 480x576 and have the DVBs card rescale
by
> replaying - thus keeping the original quality !
> However i understand that if you target on PC replay the scaling to
480x360 is
> an option - so i will add this aswell, later on !
>
> The main problem is the good (?) old (!) AVI format which has no field for
> aspect ratio !
>

Mencoder can produce OggVorbis, I don't know, but maybe there is a
aspect-ratio.
Could you live with an additional OggVorbis-option?

Rene



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