Imagick
PHP Manual

Imagick::quantizeImage

Analyzes the colors within a reference image

Description

bool Imagick::quantizeImage ( int $numberColors , int $colorspace , int $treedepth , bool $dither , bool $measureError )

Parameters

numberColors

colorspace

treedepth

dither

measureError

Return Values

Returns TRUE on success.

Errors/Exceptions

Throws ImagickException on error.

Examples

Example #1 Imagick::quantizeImage

<?php
function quantizeImage($imagePath, $numberColors, $colorSpace, $treeDepth, $dither) {
    $imagick = new \Imagick(realpath($imagePath));
    $imagick->quantizeImage($numberColors, $colorSpace, $treeDepth, $dither, false);
    $imagick->setImageFormat('png');
    header("Content-Type: image/png");
    echo $imagick->getImageBlob();
}

?>