array ( 0 => 'index.php', 1 => 'PHP Manual', ), 'head' => array ( 0 => 'UTF-8', 1 => 'pt_BR', ), 'this' => array ( 0 => 'imagick.medianfilterimage.php', 1 => 'Imagick::medianFilterImage', ), 'up' => array ( 0 => 'class.imagick.php', 1 => 'Imagick', ), 'prev' => array ( 0 => 'imagick.mattefloodfillimage.php', 1 => 'Imagick::matteFloodfillImage', ), 'next' => array ( 0 => 'imagick.mergeimagelayers.php', 1 => 'Imagick::mergeImageLayers', ), 'alternatives' => array ( ), 'source' => array ( 'lang' => 'en', 'path' => 'reference/imagick/imagick/medianfilterimage.xml', ), ); $setup["toc"] = $TOC; $setup["toc_deprecated"] = $TOC_DEPRECATED; $setup["parents"] = $PARENTS; manual_setup($setup); ?>
(PECL imagick 2, PECL imagick 3)
Imagick::medianFilterImage — Applies a digital filter
Esta função tornou-se DEFASADA a partir da Imagick 3.4.4. O uso desta função é fortemente desencorajado.
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.
Retorna true
em caso de sucesso.
Lança uma exceção ImagickException em caso de erro.
Exemplo #1 Imagick::medianFilterImage()
<?php
function medianFilterImage($radius, $imagePath) {
$imagick = new \Imagick(realpath($imagePath));
@$imagick->medianFilterImage($radius);
header("Content-Type: image/jpg");
echo $imagick->getImageBlob();
}
?>