[MPlayer-users] encode to dvd useing nicos patch produce null size mpeg file!

[D Richard Felker III]

On Fri, Dec 10, 2004 at 04:53:12PM +0100, Heine Laursen wrote:
> Giacomo Comes wrote:
> 
> >>With more ore less unsuccisfull. So I'll do it the hard way.
> >>Try until I get somthing to work :-)
> >
> >
> >Assuming a PAL DVD, and that the original video has an 
> >aspect ratio of 1.3, adding
> 
> That is correct.
> 
> >	-vf scale=702:576,expand=720:576
> >to mencoder will do the job.
> 
> Well that's basicley what I don't undarstand!
> 
> How can the aspect be 1.33 when it's not 1.33?
> 
> 707 / 576 = 1.21
> 720 / 570 = 1.26
> 
> I'm confused :-(

the number of samples in the picture has nothing to do with the actual
dimensions of it, which are determined by the aspect ratio. there's no
reason sampling in the horizontal and vertical directions should
necessarily be equally spaced.

rich