Imagick::getImageDistortion

(PECL imagick 2.0.0)

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

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

Warning

本函数还未编写文档，仅有参数列表。

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

Returns the distortion metric used on the image (or the best guess thereof). Throw an ImagickException on error.

Throws ImagickException on error.