[MPlayer-G2-dev] MID proposal

[D Richard Felker III]

On Sun, Nov 02, 2003 at 11:29:51AM +0100, Attila Kinali wrote:
> On Sat, 1 Nov 2003 14:52:59 -0500
> D Richard Felker III <dalias at aerifal.cx> wrote:
> 
> > > Hm, one new issue come to my mind: ARGB vs RGBA, aka the place of alpha
> > > byte. I hate these endianess issues :)
> > 
> > A is idiotic, there is no alpha. Just say RGB or BGR with no A.
> 
> Not really, think about subs or osd. It'll be imho nice
> if we just could handle them as a stream like normal
> video too.

Handling them this way is slow. That's why Arpi designed a special
format for OSD data that facilitates optimized alphablending. Even if
you ever did want to treat them as images, RGBA would be silly...YUVA
maybe, but...?

> But on the other hand it may complicate things for
> the normal filters which dont need it.

Yes...

Rich