[MPlayer-dev-eng] [PATCH] vobsub: keep aspect ratio
Csillag Kristof
fenwick at freemail.hu
Sat Jan 22 18:23:32 CET 2005
2005-01-22, szo keltezéssel 12.18-kor D Richard Felker III ezt írta:
> On Sat, Jan 22, 2005 at 11:54:26AM +0100, Guillaume Poirier wrote:
> > Hi,
> >
> > On Sat, 22 Jan 2005 06:39:01 +0100, Csillag Kristof <fenwick at freemail.hu> wrote:
> > > What do you think? IMHO the subtitles look much better this way.
> > > Shouldn't this be the default behavior?
> >
> > You're probably right... but what happens if you use -vf expand to get
> > for instance a 4:3 aspect ratio, which was what I used it the past to
> > prevent vobsub distortion? (I must admit I haven't tested your patch
> > yet).
>
> If the patch uses width/height/d_width/d_heigh at the point where
> subtitles are rendered, it will always do the correct thing whether or
> not expand is used. If the patch uses the original movie aspect from
> the file, it's horribly broken.
If course the patch doesn't care about the movie aspect from the file;
actually, mplayer's design architect is way smarter than that.
When subtitles are rendered, we are given two params, dxs and dys,
which describe the size of the area we have now, _after_ all filtering &
other operations. And we have the original frame size of the vobsub...
So it would be really hard to get it wrong.
Anyway, see my screenshots posted earlier thie afternoon.
--
Csillag Kristof <fenwick at freemail.hu>
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