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Imagick::getImageChannelExtrema

PHP function Deprecated as of PECL imagick 3.4.4 Edit on GitHub ✎

(PECL imagick 2, PECL imagick 3)

Gets the extrema for one or more image channels

Function-3-4-4

Description

Imagick::getImageChannelExtrema(int $channel): array

Gets the extrema for one or more image channels. Return value is an associative array with the keys "minima" and "maxima".

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. Refer to this list of channel constants.

Success

Throws

Source: reference/imagick/imagick/getimagechannelextrema.xml · from the official PHP manual (php/doc-en)