(PECL imagick 2, PECL imagick 3)
Imagick::chopImage — Removes a region of an image and trims
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.
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
Returns true on success.
Throws ImagickException on error.
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;
?>
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https://www.php.net/manual/en/imagick.chopimage.php