Imagick::getImageChannelDepth

Imagick::getImageChannelExtrema

The Imagick class

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Imagick::getImageChannelDistortion

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

Imagick::getImageChannelDistortion — Compares image channels of an image to a reconstructed image

Описание

float Imagick::getImageChannelDistortion ( Imagick $reference , int $channel , int $metric )

Внимание

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.

Imagick::getImageChannelDepth

Imagick::getImageChannelExtrema

The Imagick class

PHP Manual