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本文檔使用 php中文網手册 發布
(PECL imagick 2.0.0)
Imagick::medianFilterImage — Applies a digital filter
$radius
)Applies 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.
radius
The radius of the pixel neighborhood.
成功时返回 TRUE
。
错误时抛出 ImagickException。
Example #1 Imagick::medianFilterImage()
<?php
function medianFilterImage ( $radius , $imagePath ) {
$imagick = new \ Imagick ( realpath ( $imagePath ));
@ $imagick -> medianFilterImage ( $radius );
header ( "Content-Type: image/jpg" );
echo $imagick -> getImageBlob ();
}
?>