PHP Manual
Gmagick
Simulates a charcoal drawing

Gmagick::charcoalimage

(PECL gmagick >= Unknown)

Gmagick::charcoalimage — Simulates a charcoal drawing

说明

public Gmagick::charcoalimage ( float $radius , float $sigma ) : Gmagick

Simulates a charcoal drawing.

参数

radius: The radius of the Gaussian, in pixels, not counting the center pixel
sigma: The standard deviation of the Gaussian, in pixels

返回值

The Gmagick object with charcoal simulation

错误／异常

错误时抛出 GmagickException。

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