Imagick::getImageDistortion

(PECL imagick 2.0.0)

Imagick::getImageDistortionCompares an image to a reconstructed image

Опис

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

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

Параметри

reference

Imagick object to compare to.

metric

One of the metric type constants.

Значення, що повертаються

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

Помилки/Винятки

Кидає ImagickException в разі помилки.

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