Imagick::getImageChannelKurtosis

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Imagick::getImageChannelKurtosis — The getImageChannelKurtosis purpose

说明

public array Imagick::getImageChannelKurtosis ([ int $channel = Imagick::CHANNEL_DEFAULT ] )

Get the kurtosis and skewness of a specific channel. This method is available if Imagick has been compiled against ImageMagick version 6.4.9 or newer.

参数

channel: Provide any channel constant that is valid for your channel mode. To apply to more than one channel, combine channel constants using bitwise operators. Defaults to Imagick::CHANNEL_DEFAULT. Refer to this list of channel constants

返回值

Returns an array with kurtosis and skewness members.

错误/异常

Throws ImagickException on error.