php教程

Imagick::despeckleImage

(PECL imagick 2.0.0)

Imagick::despeckleImageReduces the speckle noise in an image

说明

Imagick::despeckleImage ( void ) : bool

Reduces the speckle noise in an image while preserving the edges of the original image.

返回值

成功时返回 TRUE

错误/异常

错误时抛出 ImagickException。

范例

Example #1 Imagick::despeckleImage()

<?php
function despeckleImage($imagePath) {
    
$imagick = new \Imagick(realpath($imagePath));
    
$imagick->despeckleImage();
    
header("Content-Type: image/jpg");
    echo 
$imagick->getImageBlob();
}

?>

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