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# ImageSaturation

This node is used to correct the input image's saturation (color intensity).

Connection Type | Connection Name | Function
Input | input | The image sequence the saturation of which you want to modify.
out_mask | An optional image to use as a mask. By default, the merge is limited to the non-black areas of the mask.

Control (UI) | Default Value | Function
[2D node controls] | N/A | Set the controls for the stereo view. For more information, refer to the Common 2D Nodes Widget Type in Common Parameter Widgets.
ImageSaturation parameters continued
saturation | 1 | Controls overall image saturation. Values less than 1 reduce saturation, and the other way around.
coefficients
red | 0.2126 | Adjusts the image in conjunction with the saturation control, but only affects the red channel.
green | 0.7152 | Adjusts the image in conjunction with the saturation control, but only affects the green channel.
blue | 0.0722 | Adjusts the image in conjunction with the saturation control, but only affects the blue channel.
normalize | enabled | When enabled, saturation calculations are normalized.