[Openicc] GoSoC 2011: CPD and Color Management

Richard Hughes hughsient at gmail.com
Tue May 3 09:32:04 PDT 2011

On 3 May 2011 17:25, Kai-Uwe Behrmann <ku.b at gmx.de> wrote:
> ...we want to embedd calibration settings like vcgt, Gutenprint calibration XML, or PPD
> settings inside a ICC profile meta tag

Why would the VCGT not be stored in the 'vcgt' tag?

> If a calibration changes by whatever reson, the calibration
> changing process has to repair the former driver state itself, e.g.
> screensavers in Xorg.

I'm pretty sure gnome-screensaver has been fixed to "repair" the VCGT
if it uses that for dimming. I'm not sure it makes a lot of sense to
poll the gamma ramps detecting unauthorized changes.


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