(PECL imagick 2, PECL imagick 3)
Imagick::medianFilterImage — Applies a digital filter
此函數在 Imagick 3.4.4 中被 廢棄，強烈建議不要應用此函數。
$radius): boolApplies a digital filter that improves the quality of a noisy image. Each pixel is replaced by the median in a set of neighboring pixels as defined by radius.
radiusThe radius of the pixel neighborhood.
成功時(shí)返回 true。
錯誤時(shí)拋出 ImagickException。
示例 #1 Imagick::medianFilterImage()
<?php
function medianFilterImage($radius, $imagePath) {
$imagick = new \Imagick(realpath($imagePath));
@$imagick->medianFilterImage($radius);
header("Content-Type: image/jpg");
echo $imagick->getImageBlob();
}
?>