Imagick::medianFilterImage

(PECL imagick 2.0.0)

Imagick::medianFilterImage — Applies a digital filter

说明

bool Imagick::medianFilterImage ( float $radius )

Warning

本函数暂无文档，仅有参数列表。

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

Returns TRUE on success.

错误／异常

Throws ImagickException on error.