Gmagick::getsamplingfactors()
(PECL gmagick >= Unknown)
Gets the horizontal and vertical sampling factor
说明
public Gmagick::getsamplingfactors(void): array
Gets the horizontal and vertical sampling factor.
参数
此函数没有参数。
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GmagickException。