PHP Manual
Gmagick
Applies a digital filter

Gmagick::medianfilterimage

(PECL gmagick >= Unknown)

Gmagick::medianfilterimage — Applies a digital filter

说明

public Gmagick::medianfilterimage ( float $radius ) : void

Applies a digital filter that improves the quality of a noisy image. Each pixel is replaced by the median in a set of neighboring pixels as defined by radius.

参数

radius: The radius of the pixel neighborhood.

返回值

Gmagick object with median filter applied.

错误／异常

错误时抛出 GmagickException。

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