| Name | Description |
|---|---|
| AverageChannelsOp | Averages the input color's red, green, and blue channels. The alpha component is unaffected. |
| BlendConstantOp | Blends pixels with the specified constant color. |
| ChannelCurveOp | |
| ConstantOp | Always returns a constant color. |
| DesaturateOp | |
| HueSaturationLightnessOp | |
| IdentityOp | Passes through the given color value. result(color) = color |
| InvertOp | Inverts a pixel's color, and passes through the alpha component. |
| InvertWithAlphaOp | Inverts a pixel's color and its alpha component. |
| LevelOp | |
| LuminosityCurveOp | |
| PosterizePixelOp | |
| RedEyeRemoveOp | If the color is within the red tolerance, remove it |
| SetAlphaChannelOp | Specialization of SetChannel that sets the alpha channel. |
| SetAlphaChannelTo255Op | Specialization of SetAlphaChannel that always sets alpha to 255. |
| SetChannelOp | Used to set a given channel of a pixel to a given, predefined color. Useful if you want to set only the alpha value of a given region. |