plug-in-rgb-noise

Torsten Martinsen

Description

Distort colors by random amounts

Help

Add normally distributed (zero mean) random values to image channels. Noise may be additive (uncorrelated) or multiplicative (correlated - also known as speckle noise). For colour images colour channels may be treated together or independently.


Type

unknown

Parameters

Type Name Description
PF_INT run-mode The run mode { RUN-INTERACTIVE (0), RUN-NONINTERACTIVE (1) }
PF_IMAGE image Input image (unused)
PF_DRAWABLE drawable Input drawable
PF_INT independent Noise in channels independent
PF_INT correlated Noise correlated (i.e. multiplicative not additive)
PF_FLOAT noise-1 Noise in the first channel (red, gray)
PF_FLOAT noise-2 Noise in the second channel (green, gray_alpha)
PF_FLOAT noise-3 Noise in the third channel (blue)
PF_FLOAT noise-4 Noise in the fourth channel (alpha)

Return

None