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Imagick::medianFilterImage

(PECL imagick 2, PECL imagick 3)

Imagick::medianFilterImageApplies a digital filter

Warning

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

Description

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

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.

Examples

Example #1 Imagick::medianFilterImage()

<?php
function medianFilterImage($radius, $imagePath) {
    $imagick = new \Imagick(realpath($imagePath));
    @$imagick->medianFilterImage($radius);
    header("Content-Type: image/jpg");
    echo $imagick->getImageBlob();
}

?>

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Licensed under the Creative Commons Attribution License v3.0 or later.
https://www.php.net/manual/en/imagick.medianfilterimage.php