Gmagick::normalizeimage

(PECL gmagick >= Unknown)

Gmagick::normalizeimage — Enhances the contrast of a color image

Descrierea

public Gmagick::normalizeimage ([ int $channel ] ) : Gmagick

Enhances the contrast of a color image by adjusting the pixels color to span the entire range of colors available.

Parametri

channel

Identify which channel to normalize

Valorile întoarse

The Gmagick object on success

Erori/Excepții

Emite o GmagickException în caz de eroare.