Redirected XV (proposed API change)

[Michel Dänzer]

On Wed, 2006-02-22 at 16:35 -0800, Aaron Plattner wrote:
> 
> Now that you mention it, that might be a better approach: add a new
> PutImagePixmap function pointer to the AdaptorRec and have xf86XVPutImage call
> that when its pDraw argument is a pixmap or redirected window.  This would have
> the advantage of allowing drivers to expose blit or texture adaptors supporting
> pixmap and redirected window rendering, while also exposing an overlay adaptor
> that only works for unredirected windows.  The downside to that is that people
> will have to explicitly request the right port in their apps.

I suspect most apps will just use the first adaptor, so the driver could
make that the overlay when Composite is disabled and the texture engine
otherwise.

This certainly sounds much better to me than breaking the ABI.


-- 
Earthling Michel Dänzer      |     Debian (powerpc), X and DRI developer
Libre software enthusiast    |   http://svcs.affero.net/rm.php?r=daenzer