Imagick::addNoiseImage

(PECL imagick 2.0.0)

Imagick::addNoiseImageAdds random noise to the image

Descrizione

Imagick::addNoiseImage ( int $noise_type [, int $channel = Imagick::CHANNEL_DEFAULT ] ) : bool

Adds random noise to the image.

Elenco dei parametri

noise_type

The type of the noise. Refer to this list of noise constants.

channel

Provide any channel constant that is valid for your channel mode. To apply to more than one channel, combine channel constants using bitwise operators. Per default รจ Imagick::CHANNEL_DEFAULT. Fare riferimento a questa lista di costanti di canale

Valori restituiti

Restituisce TRUE in caso di successo.

Esempi

Example #1 Imagick::addNoiseImage()

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

?>

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