Imagick::getImageDisposeImagick::getImageDistortion
(PECL imagick 2.0.0)
Imagick::getImageDistortion — Compares an image to a reconstructed image
Descrizione
float Imagick::getImageDistortion
( MagickWand
$reference
, int $metric
)Compares an image to a reconstructed image and returns the specified distortion metric.
Elenco dei parametri
-
reference -
Imagick object to compare to.
-
metric -
One of the metric type constants.
Valori restituiti
Returns the distortion metric used on the image (or the best guess thereof).
Errori/Eccezioni
Lancia una ImagickException in caso di errore.
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