PHP 8.0.0 Release Candidate 3 available for testing


(PECL imagick 2.0.0)

Imagick::getImageChannelMeanGets the mean and standard deviation


Imagick::getImageChannelMean ( int $channel ) : array

Gets the mean and standard deviation of one or more image channels. Return value is an associative array with the keys "mean" and "standardDeviation".



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 TRUE on success.


Throws ImagickException on error.

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