= Unknown)Gmagick::medianfilterimage — Applies a digital filter說(shuō)明public Gmagick::medianfilterimage(float $rad">

Gmagick::medianfilterimage

(PECL gmagick >= Unknown)

Gmagick::medianfilterimage — Applies a digital filter

說(shuō)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.

參數(shù)

radius

The radius of the pixel neighborhood.

返回值

Gmagick object with median filter applied.

錯(cuò)誤／異常

錯(cuò)誤時(shí)拋出 GmagickException。