Brightness Contrast
Changes the light level and contrast. This operation operates in linear light, 'contrast' is a scale factor around 50% gray, and 'brightness' a constant offset to apply after contrast scaling.
Contrast
Magnitude of contrast scaling >1.0 brighten < 1.0 darken
name: contrast
type: double
default: 1.00
minimum: -5.00
maximum: 5.00
ui-minimum: 0.00
ui-maximum: 2.00
ui-gamma: 1.00
ui-step-small: 0.00
ui-step-big: 0.10
ui-digits: 3
Brightness
Amount to increase brightness
name: brightness
type: double
default: 0.00
minimum: -3.00
maximum: 3.00
ui-minimum: -1.00
ui-maximum: 1.00
ui-gamma: 1.00
ui-step-small: 0.00
ui-step-big: 0.10
ui-digits: 3
pads: input output
parent-class: GeglOperationPointFilter
categories: color
This page is part of the online GEGL Documentation, GEGL is a data flow based image processing library/framework, made to fuel GIMPs high-bit depth non-destructive editing future.