The Imagick class
PHP Manual

Imagick::getImageDistortion

(No version information available, might be only in CVS)

Imagick::getImageDistortionCompares an image to a reconstructed image

Descrição

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

Esta função não está documentada; somente a lista de argumentos está disponível.

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

Parâmetros

reference

Imagick object to compare to.

metric

One of the metric type constants.

Valor Retornado

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

Erros

Dispara ImagickException em erro.


The Imagick class
PHP Manual