Reduces the image to a limited number of color level

# Imagick::posterizeImage

(PECL imagick 2.0.0)

Imagick::posterizeImage — Reduces the image to a limited number of color level

### Descrierea

Imagick::posterizeImage ( int `$levels` , bool `$dither` ) : bool

Reduces the image to a limited number of color level.

### Parametri

`levels`

`dither`

### Valorile întoarse

Întoarce `TRUE` în caz de succes.

### Exemple

Example #1 Imagick::posterizeImage()

`<?php
function posterizeImage($imagePath, $posterizeType, $numberLevels) {
$imagick = new \Imagick(realpath($imagePath));
$imagick->posterizeImage($numberLevels, $posterizeType);
$imagick->setImageFormat('png');
header("Content-Type: image/png");
echo $imagick->getImageBlob();
}
posterizeImage($imagePath, \Imagick::DITHERMETHOD_RIEMERSMA, 8);
?>`