Last updated: Fri, 13 Nov 2009

Imagick::getImageChannelDistortion

(PECL imagick 2.0.0)

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

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

Aviso

Esta função não está documentada; somente a lista de argumentos está disponível.

Compares one or more image channels of an image to a reconstructed image and returns the specified distortion metric.

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.

Retorna TRUE em sucesso.

Dispara ImagickException em erro.

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Last updated: Fri, 13 Nov 2009