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Imagick::adaptiveResizeImage> <Imagick
[edit] Last updated: Fri, 23 Mar 2012

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Imagick::adaptiveBlurImage

(PECL imagick 2.0.0)

Imagick::adaptiveBlurImageAdds adaptive blur filter to image

Opis

bool Imagick::adaptiveBlurImage ( float $radius , float $sigma [, int $channel = Imagick::CHANNEL_DEFAULT ] )

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. Ta metoda jest dostępna, jeśli rozszerzenie Imagick zostało skompilowane z ImageMagick w wersji 6.2.9 lub nowszej.

Parametry

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 channel constants using bitwise operators. Defaults to Imagick::CHANNEL_DEFAULT. Refer to this list of channel constants

Zwracane wartości

Zwraca TRUE w przypadku sukcesu.

Błędy/Wyjątki

Zgłasza wyjątek ImagickException w przypadku błędu.

Przykłady

Przykład #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;

?>

Powyższy przykład wyświetli coś podobnego do:

Output of example : Using Imagick::adaptiveBlurImage()

Zobacz też:



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