(PECL imagick 2, PECL imagick 3)

Imagick::getImageChannelMeanGets the mean and standard deviation


public Imagick::getImageChannelMean(int $channel): array

Gets the mean and standard deviation of one or more image channels.

Elenco dei parametri


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.

Valori restituiti

Returns an array with "mean" and "standardDeviation" members.


Lancia una ImagickException in caso di errore.

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