(No version information available, might be only in CVS)
Imagick::getImageGamma — Gets the image gamma
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.
Gets the image gamma.
Returns the image gamma on success, throws ImagickException on failure.