- Where to find it:
- Add Adjustment Layer / Extension Pack / Filter /
- NodeGraph / Right Mouse Click / Nodes / Filter / Extension Pack / Filter /
A Posterize Filter will reduce the number of incoming colors + values to an amount specified by the user.
In the sample below a gradient with 256 colors was reduced to 30, 8 and 4 colors
Original Gradient / Posterize with 30 bands / Posterize with 8 bands / Posterize with 4 bands
- Color Bands
The maximum amount of colors to split the incoming colors into
- Desaturate Base
Posterize works on both color and scalar maps.
If you want to desaturate incoming colors before applying the posterize tick this option.