Gmagick::getimageextrema

(PECL gmagick >= Unknown)

Gmagick::getimageextrema — Gets the extrema for the image

public Gmagick::getimageextrema ( void ) : array

Returns an associative array with the keys "min" and "max". 错误时抛出 GmagickException。

此函数没有参数。

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

错误时抛出 GmagickException。

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