(PECL imagick 2.0.0)
Imagick::getImageExtrema — Gets the extrema for the image
本函数还未编写文档,仅有参数列表。
Gets the extrema for the image. Returns an associative array with the keys "min" and "max".
Returns an associative array with the keys "min" and "max". Throw an ImagickException on error.
Throws ImagickException on error.