Imagick::addNoiseImage
(PECL imagick 2, PECL imagick 3)
Imagick::addNoiseImage — Adds random noise to the image
Descrição
public Imagick::addNoiseImage
( int
$noise_type
, int $channel = Imagick::CHANNEL_DEFAULT
) : boolAdds random noise to the image.
Parâmetros
-
noise_type -
The type of the noise. Refer to this list of noise constants.
-
channel -
Informa qualquer constante de canal válida no modo do canal. Para mais de um canal, combine as constantes de canal utilizando operações bitwise. O padrão é
Imagick::CHANNEL_DEFAULT. Veja nessa lista de constantes de canal
Valor Retornado
Retorna true no sucesso.
Exemplos
Exemplo #1 Imagick::addNoiseImage()
<?php
function addNoiseImage($noiseType, $imagePath, $channel) {
$imagick = new \Imagick(realpath($imagePath));
$imagick->addNoiseImage($noiseType, $channel);
header("Content-Type: image/jpg");
echo $imagick->getImageBlob();
}
?>
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