[Openicc] xrandr output properties / icc profiles

[Graeme Gill]

Frederic Crozat wrote:

> The way to detect if driver is really supporting RandR 1.2 or with
> compat-RandR 1.2 is used is to check if output name is "default" and
> there is no CRTC attached. In that case, compat-RandR 1.2 is being
> "generated" by Xserver.

I'm currently just checking the CRTC VideoLUT table size. If it
returns 0, then I give up on XRandR and fall back to older extensions.

Graeme Gill.