Imagick::adaptiveBlurImage
(No version information available, might be only in CVS)
Imagick::adaptiveBlurImage — Adds adaptive blur filter to image
Description
Cette fonction est EXPERIMENTALE. Cela signifie que le comportement de cette fonction, son nom et, concrètement, TOUT ce qui est documenté ici peut changer dans un futur proche, SANS PREAVIS ! Soyez-en conscient, et utilisez cette fonction à vos risques et périls.
Adds an adaptive blur filter to image. The intensity of an adaptive blur depends is dramatically decreased at edge of the image, whereas a standard blur is uniform across the image.
Liste de paramètres
- radius
-
The radius of the Gaussian, in pixels, not counting the center pixel. Provide a value of 0 and the radius will be chosen automagically.
- sigma
-
The standard deviation of the Gaussian, in pixels.
- channel
-
Provide any channel constant that is valid for your channel mode. To apply to more than one channel, combine channeltype constants using bitwise operators. Defaults to Imagick::CHANNEL_ALL. Refer to this list of channel constants.
Valeurs de retour
Returns TRUE on success.
Erreurs / Exceptions
Throws ImagickException on error.
Exemples
Example#1 Using Imagick::adaptiveBlurImage():
Adaptively blur an image, then display to the browser.
<?php
header('Content-type: image/jpeg');
$image = new Imagick('test.jpg');
$image->adaptiveBlurImage(5,3);
echo $image;
?>