Imagick::medianFilterImage

(PECL imagick 2.0.0)

Imagick::medianFilterImage — Applies a digital filter

Descrierea

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.

Parametri

radius

The radius of the pixel neighborhood.

Valorile întoarse

Întoarce TRUE în caz de succes.

Erori/Excepții

Emite ImagickException în caz de eroare.

Exemple

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();
}

?>