On Sat, 19 Mar 2011 10:25:45 +0100 
 Volker Wysk <pf3@...> wrote:

> > > 
> > > How do you set the Gamma value for the monitor, in Trinity, and in
> > > KDE4?
> > > 
> > In kcontrol->Peripherals->Monitor & Display, you can adjust the gamma
> > with a slider.  Alternatively, you can utilize a monitor calibration
> > file (.icc file) in kcontrol->Peripherals->ICC Color Profile.
> 
> That's funny. I have Settings->Control Center->Peripherals, but no
> Monitor & Display. 

Monitor & Display setting is probably present only if xorg videodriver is
used. If you are using proprietary driver, you should use it to control
gamma (this would be nvidia-settings for nvidia driver)

> There is ICC Color Profile, but I have no idea how to
> create such a file. 
> 
> The help is broken. apt-file search iccconfig.html doesn't find the help
> file, which is named iccconfig.html. "apt-file update" produces several
> occurances of the "Ignoring source without Contents File" error message.
> 
> I've looked up "ICC color profile" in the web, which leads to the
> International Color Consortium. Such a color profile seems to be a large,
> complicated thing. It appears to be some monitor hardware description.
> Where do I get this, for my monitor?
> 

From your monitor manufacturer, or by using a calibrator. 


-- 
  Nick Koretsky (nick.koretsky@...)