Gmagick::getimageextrema

(PECL gmagick >= Unknown)

Gmagick::getimageextrema — Gets the extrema for the image

public array Gmagick::getimageextrema ( void )

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

此函数没有参数。

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

Throws an GmagickException on error.