Imagick::posterizeImage
Imagick::posterizeImage
(PECL imagick 2.0.0)
Imagick::posterizeImage — Reduces the image to a limited number of color level
Description
bool Imagick::posterizeImage ( int $levels , bool $dither )
Reduces the image to a limited number of color level.
Parameters
-
levels
-
dither
Return Values
Returns TRUE
on success.
Examples
Example #1 Imagick::posterizeImage()
<?php function posterizeImage($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); ?>
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