Gmagick::getimageextrema

(PECL gmagick >= Unknown)

Gmagick::getimageextrema — Gets the extrema for the image

public function Gmagick::getimageextrema(): array

Returns an associative array with the keys "min" and "max". Throws an GmagickException on error.

This function has no parameters.

Returns an associative array with the keys "min" and "max".

Throws an GmagickException on error.