Imagick::getImageDistortion

(PECL imagick 2.0.0)

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

Описание

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

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

Список параметров

reference

Imagick object to compare to.

metric

One of the metric type constants.

Возвращаемые значения

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

Ошибки

Вызывает ImagickException при ошибке.