[patches] Add a color management framework to weston

Richard Hughes hughsient at gmail.com
Thu Apr 4 12:03:37 PDT 2013


On 4 April 2013 19:52, Bill Spitzak <spitzak at gmail.com> wrote:
> These gamma ramps are an attempt to simulate a color conversion from some
> color space (sRGB?) to the color space of the output device.

Not really, the gamma ramps just affect the gamma response and the
display whitepoint. You can't do color gamut mapping as the curves are
1D. Apple introduced the vcgt calibration tag, and it's been used for
a few years mainly for changing the whitepoint.

Richard


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