(PECL imagick 2.0.0)
Imagick::compareImages — Compares an image to a reconstructed image
이 함수는 현재 문서화 되어있지 않습니다; 인수 목록만을 제공합니다.
Returns an array containing a reconstructed image and the difference between images.
An image to compare to.
Provide a valid metric type constant. Refer to this list of metric constants.
성공시에 TRUE를 반환합니다.
오류시에 ImagickException이 발생합니다.
Example #1 Using Imagick::compareImages():
Compare images and display the reconstructed image
<?php
$image1 = new imagick("image1.png");
$image2 = new imagick("image2.png");
$result = $image1->compareImages($image2, Imagick::METRIC_MEANSQUAREERROR);
$result[0]->setImageFormat("png");
header("Content-Type: image/png");
echo $result[0];
?>