The Imagick class
PHP Manual

Imagick::reduceNoiseImage

(PECL imagick 2.0.0)

Imagick::reduceNoiseImageSmooths the contours of an image

Description

bool Imagick::reduceNoiseImage ( float $radius )
Warning

This function is currently not documented; only its argument list is available.

Smooths the contours of an image while still preserving edge information. The algorithm works by replacing each pixel with its neighbor closest in value. A neighbor is defined by radius. Use a radius of 0 and Imagick::reduceNoiseImage() selects a suitable radius for you.

Parameters

radius

Return Values

Returns TRUE on success.

Errors/Exceptions

Throws ImagickException on error.


The Imagick class
PHP Manual