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Imagick::clutImage

(PECL imagick 2, PECL imagick 3)

Imagick::clutImage — Replaces colors in the image

Description

public Imagick::clutImage(Imagick $lookup_table, int $channel = Imagick::CHANNEL_DEFAULT): bool

Replaces colors in the image from a color lookup table. Optional second parameter to replace colors in a specific channel. This method is available if Imagick has been compiled against ImageMagick version 6.3.6 or newer.

Parameters

lookup_table

Imagick object containing the color lookup table

channel

The Channeltype constant. When not supplied, default channels are replaced.

Return Values

Returns true on success.

Examples

Example #1 Using Imagick::clutImage():

Replace colors in the image from a color lookup table.

<?php
$image = new Imagick('test.jpg');
$clut = new Imagick();
$clut->newImage(1, 1, new ImagickPixel('black'));
$image->clutImage($clut);
$image->writeImage('test_out.jpg');
?>

See Also