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    Imagick::getImageDistortion

    (PECL imagick 2, PECL imagick 3)

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

    Descrierea

    public 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.

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