Imagick::getImageChannelMean
Gets the mean and standard deviation
Description
public array Imagick::getImageChannelMean(int $channel)
Parameters
-
channel
-
Provide any channel constant that is valid for your channel mode. To
apply to more than one channel, combine channeltype constants using
bitwise operators. Refer to this
list of channel constants.
Return Values
Returns an array with "mean" and "standardDeviation"
members.
Errors/Exceptions
Throws ImagickException on error.