Php/docs/imagick.haldclutimage

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• Imagick
• Replaces colors in the image

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。

范例

Example #1 Imagick::haldClutImage()

<?phpfunction 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();}?>