Gamma node¶
This documentation is for version 2.0 of Gamma (net.sf.openfx.GammaPlugin).
Description¶
Apply gamma function to the selected channels. The actual function is pow(x,1/max(1e-8,value)).
Inputs¶
Input | Description | Optional |
---|---|---|
Source | No | |
Mask | Yes |
Controls¶
Parameter / script name | Type | Default | Function |
---|---|---|---|
Value / value |
Color | r: 1 g: 1 b: 1 a: 1 | Gamma value to apply to the selected channels. |
Invert / invert |
Boolean | Off | Invert the gamma transform. |
(Un)premult / premult |
Boolean | Off | Divide the image by the alpha channel before processing, and re-multiply it afterwards. Use if the input images are premultiplied. |
Invert Mask / maskInvert |
Boolean | Off | When checked, the effect is fully applied where the mask is 0. |
Mix / mix |
Double | 1 | Mix factor between the original and the transformed image. |