Saturation node


This documentation is for version 2.0 of Saturation.


Modify the color saturation of an image.

See also:


Input Description Optional
Source   No
Mask   Yes


Parameter / script name Type Default Function
Saturation / saturation Double 1 Color saturation factor to apply. 0 produces grayscale.
Luminance Math / luminanceMath Choice Rec. 709
Formula used to compute luminance from RGB values.
Rec. 709 (rec709): Use Rec. 709 (0.2126r + 0.7152g + 0.0722b).
Rec. 2020 (rec2020): Use Rec. 2020 (0.2627r + 0.6780g + 0.0593b).
ACES AP0 (acesap0): Use ACES AP0 (0.3439664498r + 0.7281660966g + -0.0721325464b).
ACES AP1 (acesap1): Use ACES AP1 (0.2722287168r + 0.6740817658g + 0.0536895174b).
CCIR 601 (ccir601): Use CCIR 601 (0.2989r + 0.5866g + 0.1145b).
Average (average): Use average of r, g, b.
Max (max): Use max or r, g, b.
Clamp Black / clampBlack Boolean On All colors below 0 on output are set to 0.
Clamp White / clampWhite Boolean Off All colors above 1 on output are set to 1.
(Un)premult / premult Boolean Off Divide the image by the alpha channel before processing, and re-multiply it afterwards. Use if the input images are premultiplied.
Invert Mask / maskInvert Boolean Off When checked, the effect is fully applied where the mask is 0.
Mix / mix Double 1 Mix factor between the original and the transformed image.