Imagick
PHP Manual

Imagick::medianFilterImage

Applies a digital filter

Description

bool Imagick::medianFilterImage ( float $radius )

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.

Parameters

radius

The radius of the pixel neighborhood.

Return Values

Returns TRUE on success.

Errors/Exceptions

Throws ImagickException on error.