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    Imagick::getImageChannelMean

    (PECL imagick 2, PECL imagick 3)

    Imagick::getImageChannelMean — Gets the mean and standard deviation

    Beschreibung

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

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

    Parameter-Liste

    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.

    Rückgabewerte

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

    Fehler/Exceptions

    Wirft ImagickException bei Fehlern.

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