Gmagick
PHP Manual

Gmagick::spreadimage

(PECL gmagick >= Unknown)

Gmagick::spreadimage — Randomly displaces each pixel in a block

설명

public void Gmagick::spreadimage ( float $radius )

Special effects method that randomly displaces each pixel in a block defined by the radius parameter.

인수

radius

Choose a random pixel in a neighborhood of this extent.

반환값

The Gmagick object on success

오류/예외

Throws an GmagickException on error.

Gmagick
PHP Manual