PHP Manual
Gmagick
Enhances the contrast of a color image

Gmagick::normalizeimage

(PECL gmagick >= Unknown)

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

Description

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.

Parameters

channel: Identify which channel to normalize.

Return Values

The Gmagick object.

Errors/Exceptions

Throws an GmagickException on error.

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