Imagick::getImageDispose

Imagick::getImageExtrema

Imagick::getImageDistortion

Compares an image to a reconstructed image

Beschreibung

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

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

Parameter-Liste

reference: Imagick object to compare to.
metric: One of the metric type constants.

Rückgabewerte

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

Fehler/Exceptions

Wirft ImagickException bei Fehlern.