Imagick::addNoiseImage

(PECL imagick 2, PECL imagick 3)

Imagick::addNoiseImage — Adds random noise to the image

Descrizione

public 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 è 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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