7.2. CIE lch Noise

7.2. CIE lch Noise
	7. Filtry šum

7.2.1. Overview

Obrázek 17.150. Example of applying the „CIE lch Noise“ filter

Original image

Filter „CIE lch Noise“ applied

The CIE lch Noise filter creates noise in the active layer or selection by using the Lightness, Chroma, Hue color model, according to the CIE („Compagnie Internationale de l'Éclairage“) specifications.

7.2.2. Activate the filter

You can find this filter through Filters → Noise → CIE lch Noise….

7.2.3. Options

Obrázek 17.151. „CIE lch Noise“ filter options

Presets, „Input Type“, Clipping, Blending Options, Preview, Split view

	Poznámka
	These options are described in 2 – „Common Features“.

Dulling

This slider (1 -8) controls the randomness of the noise: a high value lowers the randomness.

Lightness

This slider changes the lightness of the noise.

Chroma

This slider changes the chroma of the pixels in a random pattern (percentage of a white of the same lightness).

Odstín

This slider changes hue of the pixels in a random pattern. It selects an increasing available color range in the HSV color circle starting from the original pixel color.

Hnízdo náhodných čísel

You can change the seed for randomness.