Imagick::getImageDistortion

(PECL imagick 2.0.0)

Imagick::getImageDistortion — Compares an image to a reconstructed image

Descrierea

Imagick::getImageDistortion ( MagickWand $reference , int $metric ) : float

Compares an image to a reconstructed image and returns the specified distortion metric.

Parametri

reference

Imagick object to compare to.

metric

One of the metric type constants.

Valorile întoarse

Returns the distortion metric used on the image (or the best guess thereof).

Erori/Excepții

Emite ImagickException în caz de eroare.