Imagick::blurImage

(PECL imagick 2.0.0)

Imagick::blurImage — Adds blur filter to image

说明

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

Adds blur filter to image. Optional third parameter to blur a specific channel.

参数

radius

Blur radius

sigma

Standard deviation

channel

The Channeltype constant. When not supplied, all channels are blurred.

返回值

成功时返回 TRUE。

错误／异常

错误时抛出 ImagickException。

范例

Example #1 Using Imagick::blurImage():

Blur an image, then display to the browser.

<?php

header('Content-type: image/jpeg');

$image = new Imagick('test.jpg');

$image->blurImage(5,3);
echo $image;

?>

参见