[Openicc] xrandr output properties / icc profiles

Kai-Uwe Behrmann ku.b at gmx.de
Thu Jul 24 07:47:15 PDT 2008


Am 23.07.08, 16:26 +0200 schrieb Frederic Crozat:
> On Thu, Jul 24, 2008 at 4:08 PM, Kai-Uwe Behrmann <ku.b at gmx.de> wrote:
> > Am 18.07.08, 07:06 +0200 schrieb Frederic Crozat:
> >> On Wed, Jul 16, 2008 at 4:28 PM, Graeme Gill <graeme at argyllcms.com> wrote:
> >> > Tomas Carnecky wrote:
> >> >> should != does
> >> >>
> >> >> See the server-side implementation of XRRQueryVersion():
> >> >> http://gitweb.freedesktop.org/?p=xorg/xserver.git;a=blob;h=5525427f667dcfb0e5b8b3cb8a2a99c4623c6df8;hb=55644d2f1cddf1777587f213ed581b6087d9fdad;f=randr/rrdispatch.c#l37
> >> >
> >> > It could obviously be much better implemented then, and without a great
> >> > deal of trouble - all it needs is a "return XRandR capabilities" API
> >> > in the driver.
> >>
> >> 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 can not see any guarantee in this behaviour.
> > http://gitweb.freedesktop.org/?p=xorg/proto/randrproto.git;f=randrproto.txt;a=blob
> > does not even mention "default".
> 
> Check Xorg code ;)
> 
> (thanks Matthias Classen for the hint)

I checked here and my XRRScreenResources has one output and one crtc. 
The output has one crtc attached. 
2 monitors over twinview + Xinerama

Does you talk about XRandR 1.3?

kind regards
Kai-Uwe Behrmann
-- 
developing for colour management 
www.behrmann.name + www.oyranos.org



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