Filter: Add Noise

The Add Noise filter is accessible in the Noise category in the Filters menu. This filter concentrates on single pixels, increasing or decreasing their color values and thereby creating "noise" in the image. Noise can be defined as those single or small groups of pixels whose color values differ considerably from those of the bulk of nearby pixels. The overall effect can be like the grainy look of old film.

image\ppAddNoiseDlg.gif

In the "Add Noise" dialog set the following options:

In the Parameters box:

In the Distribution box choose the type of random distribution to be used for the noise:

All the changes you make can be seen immediately in the Preview box.

See:

Filters

Filters: examples