(PECL imagick 2.0.0)
Imagick::compareImageChannels — Returns the difference in one or more images
Към момента тази функция не е документирана; наличен е единствено списъкът с аргументите й.
Compares one or more images and returns the difference image.
Imagick object containing the image to compare.
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.
One of the metric type constants.
Array consisting of new_wand and distortion.
Хвърля ImagickException при грешка.