[PD] pix_contrast eats up cpu power

cyrille henry cyrille.henry at la-kitchen.fr
Fri Oct 17 18:25:46 CEST 2008

use shader!
you'll have to make your own shader, but adjusting color saturation is quite easy.
see gem documentation/10.glsl/01.simple_texture


olsen a écrit :
> hi
> roman & me are working on an videoinstallation using gem - only an 
> additional [pix_contrast] in the gem chain hits the processing limit of 
> our computer - is there a way to adjust color saturation in the gpu 
> instead of the cpu in Gem?
> thanks&greets
> olsen

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