Imagick::getImageExtrema

(PECL imagick 2.0.0)

Imagick::getImageExtrema — Gets the extrema for the image

说明

Imagick::getImageExtrema ( void ) : array

Gets the extrema for the image. Returns an associative array with the keys "min" and "max".

返回值

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

错误／异常

错误时抛出 ImagickException。

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