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op_saturation

Adjust saturation. Changes the saturation of each visible pixel of the layer or composite image.
op_saturation= * adj *
adj
Saturation adjustment (-100…+100 int).
op_saturation=-100 fully desaturates the image.

Properties

Layer command. Applies to the current layer or to the composite image if layer=comp . Ignored by effect layers.

Default

op_saturation=0 , for no change in saturation. CMYK images or layers are converted to RGB before the operation is applied.

Example

Manipulate a color photograph to achieve a "high-key" appearance:
http://server/myRootId/myImageId?op_saturation=-60&op_brightness=45&op_contrast=-35