# Imagick::haldClutImage

(PECL imagick 3)

Imagick::haldClutImage — Replaces colors in the image

### 说明

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

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

### 参数

`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. 缺省为`Imagick::CHANNEL_DEFAULT`. 参考此 通道常数列表

### 返回值

成功时返回 `true`。

### 错误／异常

错误时抛出 ImagickException。

### 示例

示例 #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();
}
?>`
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