[MPlayer-users] Automatic scaling

Arpi arpi at thot.banki.hu
Thu May 2 14:07:02 CEST 2002


Hi,

> [Automatic answer: RTFM (read DOCS, FAQ), also read DOCS/bugreports.html]
> mencoder -vop scale=x-value:y-value ...
> 
> scales the movie to the given size.

and mencoder -vop scale -zoom ...
does it automatically

> 
> Bye Tom
> 
> On Thu, 2 May 2002, Jukka Tastula wrote:
> 
> > [Automatic answer: RTFM (read DOCS, FAQ), also read DOCS/bugreports.html]
> > On Thursday 02 May 2002 10:48, Frederik Klama wrote:
> >
> > > Is there any way to switch off the automatic rescaling in mencoder when
> > > reencoding DVDs to DivX with libavcodev ?
> > > Because all the widescreen movies rust get rescaled to fullscreen (egg
> > > faces). I have read the manpage for mencoder and no switch described the
> re
> >
> > Actually, mencoder keeps the aspect ratio as it is, but the video on the d
> vd
> > you're encoding isn't in 4:3 but 16:9 aspect ratio. With mpegs this is no
> > problem as it supports aspect ratios 4:3, 16:9 and (unfortunately rarely u
> sed
> > and supported) 2.21:1 where as avis don't have this feature. So you'll eit
> her
> > need to encode the non-16:9 video stream from the dvd, or use -aspect opti
> on
> > to squeeze (or spread, if you have a 16:9 monitor/tv) the picture to its
> > intended aspect ratio when playing the clip.
> >
> > I'm pretty sure mencoder has an option to squeeze the video before encodin
> g
> > too, but encoding the 4:3 stream from the dvd will probably give you bette
> r
> > quality. Should be faster, too.
> >
> >
> >
> > _______________________________________________
> > RTFM!!!  http://www.MPlayerHQ.hu/DOCS
> > Search:  http://www.MPlayerHQ.hu/cgi-bin/htsearch
> > http://mplayerhq.hu/mailman/listinfo/mplayer-users
> >
> 
> _______________________________________________
> RTFM!!!  http://www.MPlayerHQ.hu/DOCS
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> 
> 


A'rpi / Astral & ESP-team

--
Developer of MPlayer, the Movie Player for Linux - http://www.MPlayerHQ.hu




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