Imagick::chopImage

    (PECL imagick 2, PECL imagick 3)

    Imagick::chopImage — Removes a region of an image and trims

    说明

    publicImagick::chopImage(
        int$width,
        int$height,
        int$x,
        int$y
    ): bool

    Removes a region of an image and collapses the image to occupy the removed portion.

    参数

    width

    Width of the chopped area

    height

    Height of the chopped area

    x

    X origo of the chopped area

    y

    Y origo of the chopped area

    返回值

    成功时返回 true。

    错误／异常

    错误时抛出 ImagickException。

    示例

    示例 #1 Using Imagick::chopImage():

    Example of using Imagick::chopImage

    <?php

    $image = new Imagick();
    $pixel = new ImagickPixel( 'gray' );


    $image->newImage(400, 200, $pixel);


    $image->chopImage(200, 200, 0, 0);


    $image->setImageFormat('png');


    header('Content-type: image/png');
    echo     $image;

    ?>

    参见

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