[argyllcms] Re: Calibrate to sRGB?
- From: Frédéric Mantegazza <frederic.mantegazza@xxxxxxxxxxx>
- To: argyllcms@xxxxxxxxxxxxx
- Date: Fri, 11 Jan 2008 17:56:26 +0100
On vendredi 11 janvier 2008, Gerhard Fuernkranz wrote:
> > On another forum, I read from someone:
> >
> > "Calibration tries to get the display (which should be sRGB by
> > default) as close as possible to real sRGB".
> >
> > Is that true? I though that calibration only tried to set the monitor
> > in a correct state (white/black/gamma) and linearize its response,
> > using the video card LUT...
>
> That's correct. You can of course use sRGB's tone reproduction curve as
> calibration target, and you can use D65 as calibration target for the
> white points, but this is only sufficient to obtain "real sRGB"
>
> * if additionally the red, green and blue phosphors of your display
> happen to have the same chromaticities as the sRGB (ITU 709)
> primaries * and if the display behaves additive (which is largely the
> case for CRT and some high-end LCD display, but not necessarily for
> consumer grade LCD displays).
Thank you both for the explanation.
--
Frédéric
http://www.gbiloba.org
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