Imagick::getImageChannelDistortion
(No version information available, might be only in CVS)
Imagick::getImageChannelDistortion — Compares image channels of an image to a reconstructed image
Описание
К настоящему времени эта функция еще не была документирована; для ознакомления доступен только список аргументов.
Compares one or more image channels of an image to a reconstructed image and returns the specified distortion metric.
Список параметров
- reference
-
Imagick object to compare to.
- 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.
- metric
-
One of the metric type constants.
Возвращаемые значения
Returns TRUE on success.
Errors/Exceptions
Throws ImagickException on error.
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