DRI2 Protocol Spec Draft

Stephane Marchesin marchesin at icps.u-strasbg.fr
Tue Sep 9 14:56:48 PDT 2008

On Mon, Sep 8, 2008 at 11:58 PM, Kristian Høgsberg <krh at bitplanet.net> wrote:
> Hi,
> Keith talked me intro writing a spec for DRI2, which I grudgingly must
> admit is a good idea.  I used the randr spec as a template, except I
> replaced the flowery section dividers with a more fitting gears motif.
>  It's still a work in progress, mostly the introductory/background
> sections though.  The requests and wire encoding sections are mostly
> complete and is close to what's in the git repos at this point.  The
> implementation isn't fully uptodate with the spec yet, but I figured
> it would be wise to circulate the spec before doing more code churn,
> so here it is.

In section 10, XvMC is mentioned, but this could apply to Xv as well.
FWIW I think it makes a lot of sense to do that, mostly for
performance reasons (YUV data is usually 12 bit per pixel, if we add a
RGBA 32 bit per pixel copy on top of that it's definitely not


More information about the xorg mailing list