alan at lxorguk.ukuu.org.uk
Sun Aug 28 15:55:28 PDT 2005
On Sul, 2005-08-28 at 14:08 -0700, Eric Anholt wrote:
> Well, nearly every driver currently in X.Org uses the overlay scaler.
> MGA is the exception I know of, and that's just an option. I would like
> to see us use the texture scaler to get the job done where possible,
> since it lets us play nice with composite and lets you have multiple
> hardware-accelerated YUV videos put on the screen at a time.
A lot of the overlay hardware also does de-lace, flicker fixing and
synchronized double buffering. There are good reasons to expose both in
a meaningful way.
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