[MPlayer-dev-eng] [PATCH] libass support in vf_vo

Reimar Döffinger Reimar.Doeffinger at stud.uni-karlsruhe.de
Sat Aug 26 16:11:13 CEST 2006


Hello,
On Sat, Aug 26, 2006 at 05:52:46PM +0400, Evgeniy Stepanov wrote:
> Btw, why is -vo gl _that_ much better than -vo xv in terms of image quality, 
> even without subtitles ? Different stretching algorithms ? Antialiasing ?

Umm... well, with lscale=1 it uses bicubic scaling which is better with
round/diagonal lines but a bit softer.
Without it uses simple bilinear scaling. If xv looks worse than that
must be because the graphics card has a horrible overlay hardware. At
least for the cards I have xv IMHO looks quite a bit better than that,
though it sometimes shows some weird "artefacts".
Now to find out how I get the border size in vo_gl *g*

> +                settings->right_margin = res.mr;
> +            	settings->aspect = ((double)res.w) / res.h;

A tab slipped in here it seems...

Greetings,
Reimar Döffinger



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