(no version information, might be only in CVS)
Imagick::getImageChannelExtrema -- Gets the extrema for one or more image channelsWarning |
This function is currently not documented; only the argument list is available. |
Warning |
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 extrema for one or more image channels. Return value is an associative array with the keys "minima" and "maxima".