Imagick::getImageChannelExtrema
Imagick::getImageChannelStatistics
The Imagick class
PHP Manual

# Imagick::getImageChannelMean

(No version information available, might be only in CVS)

Imagick::getImageChannelMean — Gets the mean and standard deviation

### Описание

array Imagick::getImageChannelMean ( int `$channel` )
Внимание

К настоящему времени эта функция еще не была документирована; для ознакомления доступен только список аргументов.

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

### Список параметров

`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. Defaults to Imagick::CHANNEL_ALL. Refer to this list of channel constants.

### Возвращаемые значения

Returns `TRUE` on success.

### Errors/Exceptions

Throws ImagickException on error.

Imagick::getImageChannelExtrema
Imagick::getImageChannelStatistics
The Imagick class
PHP Manual