(PECL imagick 2.0.0)
Imagick::getImageDistortion — Compares an image to a reconstructed image
$reference
, int $metric
)Compares an image to a reconstructed image and returns the specified distortion metric.
Returns the distortion metric used on the image (or the best guess thereof).
Zgłasza wyjątek ImagickException w przypadku błędu.