Imagick::edgeImage
(PECL imagick 2, PECL imagick 3)
Imagick::edgeImage — Enhance edges within the image
Descrierea
public Imagick::edgeImage
( float
$radius
) : boolEnhance edges within the image with a convolution filter of the given radius. Use radius 0 and it will be auto-selected.
Parametri
-
radius -
The radius of the operation.
Valorile întoarse
Întoarce true în caz de succes.
Erori/Excepții
Emite ImagickException în caz de eroare.
Exemple
Example #1 Imagick::edgeImage()
<?php
function edgeImage($imagePath, $radius) {
$imagick = new \Imagick(realpath($imagePath));
$imagick->edgeImage($radius);
header("Content-Type: image/jpg");
echo $imagick->getImageBlob();
}
?>
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