Posterise

Posterise reduces the color resolution of an image. This limits the bit depth, creating abrupt changes from one tone to another.

Inputs and Controls

Connection Type	Connection Name	Function
Input	src	The image sequence to posterise.
	mask	An optional image to use as a mask. By default, the posterise effect is limited to the non-black areas of the mask.

Control (UI)	Knob (Scripting)	Default Value	Function
Steps	NumSteps	256	The number of quantization steps of a unit.