Imagick::getImageChannelExtrema
Imagick::getImageChannelExtrema
(PECL imagick 2.0.0)
Imagick::getImageChannelExtrema — Gets the extrema for one or more image channels
Description
array Imagick::getImageChannelExtrema ( int $channel )
Gets the extrema for one or more image channels. Return value is an associative array with the keys "minima" and "maxima".
Parameters
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channel
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Provide any channel constant that is valid for your channel mode. To apply to more