[MPlayer-users] Re: Mencoder : no scaling in vert axis

Christophe Voisin christophe.voisin at lpmc.ens.fr
Tue Jan 22 15:18:01 CET 2002

> > Hello
> >
> > I ve tried to encode (MEncoder from the MPlayer 0.60 version) a film from
> > a dvd which original format was 720*576.
> > In order to reduce the size of the file  i
> > wanted to decrease the size of the image. It works well for the x axis
> > but impossible to change the y one.
> > I get the message saying something is wrong with mpeg12 (bad file ? ...).
> > As a result the image is pure green.
> > I tried all the - sws values; no effect.
> > I ve search the mailing list and it seems this problem already appeared
> > many times, but i ve found no answer to the question.
> afaik, u are the first one with this problem

I m sure i ve seen messages discribing this problem in the mailing list 
archive. But 
I didn t find any answer !
> >  Are there any news ?
> > Do you need more detailed infos about my configuration.
> 1. (most important) gdb output (if u dunno how, than read
> DOCS/bugreports.html)

I didn t generate it since there is no crash. (docs seem to say this is
for crashes only ?) If you really need it i ll try to create it.

> 2. compiler version

gcc 2.95.2
linux kernel 2.2.14 (Suse linux 6.4)

> 3. the command line u used

mencoder -dvd 1 /cdrom1 -v -ovc divx4 -oac mp3lame -divx4opts br=800 -x
512 -y 288 -ofps 20 -o anguille2.avi > mencoderscaling.log

> 4. what mencoder (with -v) prints

see file attached


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