[Openicc] ICC Profiles in X Specification 0.4 DRAFT 2

[Chris Murphy]

On Mar 8, 2010, at 3:37 PM, Graeme Gill wrote:

> Richard Hughes wrote:
>> So you allow an application to pass in a window (or widget) XID, and
>> you get the profile that should be used. In this case GCM takes the
>> XID, works out what XRandR output it mostly lies on, and then returns
>> the profile filename to the application.
> 
> That's pretty crude though, if a window straddles more than one
> monitor. Doing it properly the color transform code needs to
> know the output profile for each monitor the window lies on,
> and which pixels are on which monitor. Is there really any
> advantage in not getting that information from XRandR ?

Yes, exactly.

Chris Murphy