Gmagick::reducenoiseimage
(PECL gmagick >= Unknown)
Gmagick::reducenoiseimage — Smooths the contours of an image
説明
public void Gmagick::reducenoiseimage
( float
$radius
)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 Gmagick::reduceNoiseImage() selects a suitable radius for you.
パラメータ
-
radius -
The radius of the pixel neighborhood.
返り値
The Gmagick object on success
エラー / 例外
エラー時に GmagickException をスローします。
