Imagick::medianFilterImage
Imagick::medianFilterImage
(PECL imagick 2.0.0)
Imagick::medianFilterImage — Applies a digital filter
Description
bool Imagick::medianFilterImage ( float $radius )
Applies a digital filter that improves the quality of a noisy image. Each pixel is replaced by the median in a set of neighboring pixels as defined by radius.
Parameters
-
radius
-
The radius of the pixel neighborhood.
Return Values
Returns TRUE
on success.
Errors/Exceptions
Throws ImagickException on error.
Examples
Example #1 Imagick::medianFilterImage()
<?php function medianFilterImage($radius, $imagePath) { $imagick = new \Imagick(realpath($imagePath)); @$imagick->medianFilterImage($radius); header("Content-Type: image/jpg"); echo $imagick->getImageBlob(); } ?>
© 1997–2017 The PHP Documentation Group
Licensed under the Creative Commons Attribution License v3.0 or later.
https://secure.php.net/manual/en/imagick.medianfilterimage.php