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Vibrance
Vibrance performs a more plesant pleasant modification of color's saturation. Leaving already saturated areas unchanged and having effect on unsaturated colors. Default is 1.
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Multiplies the corrected color by 2^Exposure2^Exposure. Default is 0.
Offset
Adds this color to the corrected color. Default is 0.
Result = Corrected + Offset
Invert
Invert the output color. Default is OFF.
Result = 1 - clamp(Corrected, 0, 1)
