(No version information available, might be only in CVS)
Imagick::getImageChannelDistortion — Compares image channels of an image to a reconstructed image
This function is currently not documented; only the argument list is available.
This function is EXPERIMENTAL. The behaviour of this function, the name of this function, and anything else documented about this function may change without notice in a future release of PHP. Use this function at your own risk.
Compares one or more image channels of an image to a reconstructed image and returns the specified distortion metric.
Returns TRUE on success.