The 4th Annual China PHP Conference

Imagick::medianFilterImage

(PECL imagick 2.0.0)

Imagick::medianFilterImageApplies a digital filter

Descrição

bool Imagick::medianFilterImage ( float $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.

Parâmetros

radius

The radius of the pixel neighborhood.

Valor Retornado

Retorna TRUE no sucesso.

Erros

Lança ImagickException em caso de erro.

Exemplos

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();
}

?>

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