PHP Manual: Replaces colors in the image

Description

public bool Imagick::haldClutImage(Imagick $clut, int $channel = Imagick::CHANNEL_DEFAULT)

Replaces colors in the image using a Hald lookup table. Hald images can be created using HALD color coder.

Parameters

clut: Imagick object containing the Hald lookup image.
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. Defaults to Imagick::CHANNEL_DEFAULT. Refer to this list of channel constants

Return Values

Returns true on success.

Errors/Exceptions

Throws ImagickException on error.

Examples

Example #1 Imagick::haldClutImage

<?php
function haldClutImage($imagePath) {
    $imagick = new \Imagick(realpath($imagePath));
    $imagickPalette = new \Imagick(realpath("images/hald/hald_8.png"));
    $imagickPalette->sepiatoneImage(55);
    $imagick->haldClutImage($imagickPalette);
    header("Content-Type: image/jpg");
    echo $imagick->getImageBlob();
}

?>