Imagick::getSamplingFactors

(PECL imagick 2.0.0)

Imagick::getSamplingFactors — Gets the horizontal and vertical sampling factor

说明

Imagick::getSamplingFactors ( void ) : array

Gets the horizontal and vertical sampling factor.

返回值

Returns an associative array with the horizontal and vertical sampling factors of the image.

错误／异常

错误时抛出 ImagickException。