Imagick::reduceNoiseImage

(PECL imagick 2, PECL imagick 3)

Imagick::reduceNoiseImageSmooths the contours of an image

Warning

This function has been DEPRECATED as of Imagick 3.4.4. Relying on this function is highly discouraged.

Description

public Imagick::reduceNoiseImage(float $radius): bool

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();
}

?>

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