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HOME > PHP Manual > Imagick::adaptiveBlurImage - Adds adaptive blur filter to image

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The Imagick class

Imagick::adaptiveResizeImage

The Imagick class

PHP Manual

Imagick::adaptiveBlurImage

(No version information available, might be only in CVS)

Imagick::adaptiveBlurImage — Adds adaptive blur filter to image

Description

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

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.

Parameters

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.

Return Values

Returns TRUE on success.

Errors/Exceptions

Throws ImagickException on error.

Examples

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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