Imagick::medianFilterImage
(PECL imagick 2, PECL imagick 3)
Imagick::medianFilterImage — Applies 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
$radius): boolApplies a digital filter that improves the quality of a noisy image. Each pixel is replaced by the median in a set of neighboring pixels as defined by radius.
Parameters
-
radius -
The radius of the pixel neighborhood.
Return Values
Returns true on success.
Errors/Exceptions
Throws ImagickException on error.
Examples
Example #1 Imagick::medianFilterImage()
<?php
function medianFilterImage($radius, $imagePath) {
$imagick = new \Imagick(realpath($imagePath));
@$imagick->medianFilterImage($radius);
header("Content-Type: image/jpg");
echo $imagick->getImageBlob();
}
?>
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