Php/docs/imagick.chopimage
来自菜鸟教程
Imagick::chopImage
(PECL imagick 2, PECL imagick 3)
Imagick::chopImage — Removes a region of an image and trims
说明
public Imagick::chopImage
( int $width
, int $height
, int $x
, int $y
) : bool
Removes a region of an image and collapses the image to occupy the removed portion.
参数
width- Width of the chopped area
height- Height of the chopped area
x- X origo of the chopped area
y- Y origo of the chopped area
返回值
成功时返回 true。
错误／异常
错误时抛出 ImagickException。
范例
Example #1 Using Imagick::chopImage():
Example of using Imagick::chopImage
<?php/* Create some objects */$image = new Imagick();$pixel = new ImagickPixel( 'gray' );/* New image */$image->newImage(400, 200, $pixel);/* Chop image */$image->chopImage(200, 200, 0, 0);/* Give image a format */$image->setImageFormat('png');/* Output the image with headers */header('Content-type: image/png');echo $image;?>
