= Unknown)Gmagick::spreadimage — Randomly displaces each pixel in a block說(shuō)明public Gmagick::spreadimage(float $radiu">

Gmagick::spreadimage

(PECL gmagick >= Unknown)

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

說(shuō)明

public Gmagick::spreadimage(float $radius): Gmagick

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

參數(shù)

radius

Choose a random pixel in a neighborhood of this extent.

返回值

The Gmagick object.

錯(cuò)誤／異常

錯(cuò)誤時(shí)拋出 GmagickException。