Imagick::adaptiveBlurImage

(PECL imagick 2.0.0)

Imagick::adaptiveBlurImage — Adds adaptive blur filter to image

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

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. �˷�����Imagick����ImageMagick 6.2.9���ϰ汾����ʱ���á�

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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. ȱʡΪImagick::CHANNEL_DEFAULT. �ο��� ͨ�������б�

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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;

?>

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Output of example : Using Imagick::adaptiveBlurImage()

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