Imagick::reduceNoiseImage
(PECL imagick 2.0.0)
Imagick::reduceNoiseImage — Smooths the contours of an image
Description
bool Imagick::reduceNoiseImage ( float $radius )Smooths the contours of an image while still preserving edge information. The algorithm works by replacing each pixel with its neighbor closest in value. A neighbor is defined by radius. Use a radius of 0 and Imagick::reduceNoiseImage() selects a suitable radius for you.
Parameters
radius
Return Values
Returns TRUE on success.
Errors/Exceptions
Throws ImagickException on error.
Examples
Example #1 Imagick::reduceNoiseImage()
<?php
function?reduceNoiseImage($imagePath,?$reduceNoise)?{
????$imagick?=?new?\Imagick(realpath($imagePath));
????@$imagick->reduceNoiseImage($reduceNoise);
????header("Content-Type:?image/jpg");
????echo?$imagick->getImageBlob();
}
?>← Imagick::recolorImage
Imagick::remapImage →
? 1997–2017 The PHP Documentation GroupLicensed under the Creative Commons Attribution License v3.0 or later.
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