Imagick::mergeImageLayers

(PECL imagick 2.1.0)

Imagick::mergeImageLayers — Merges image layers

说明

Imagick::mergeImageLayers ( int $layer_method ) : Imagick

Merges image layers into one. This method is useful when working with image formats that use multiple layers such as PSD. The merging is controlled using the layer_method which defines how the layers are merged. 此方法在Imagick基于ImageMagick 6.3.7以上版本编译时可用。

参数

layer_method

One of the Imagick::LAYERMETHOD_* constants

返回值

Returns an Imagick object containing the merged image.

错误／异常

错误时抛出 ImagickException。

参见

范例

Example #1 Imagick::mergeImageLayers()

<?php
function mergeImageLayers($layerMethodType, $imagePath1, $imagePath2) {

    $imagick = new \Imagick(realpath($imagePath));

    $imagick2 = new \Imagick(realpath($imagePath2));
    $imagick->addImage($imagick2);
    $imagick->setImageFormat('png');

    $result = $imagick->mergeImageLayers($layerMethodType);
    header("Content-Type: image/png");
    echo $result->getImageBlob();
}

?>