Contrast Curve
![](images/gegl-contrast-curve.png)
Adjusts the contrast of a grayscale image with a curve specifying contrast for intensity.
Sample points
Number of curve sampling points. 0 for exact calculation.
name: sampling-points
type: int
default: 0
minimum: 0
maximum: 65536
ui-minimum: 0
ui-maximum: 65536
ui-gamma: 1.00
ui-step-small: 1
ui-step-big: 5
Curve
The contrast curve.
name: curve
type: curve
pads: input output
parent-class: GeglOperationPointFilter
categories: color
OpenCL
![GEGL](../images/GEGL.png)