Gmagick::getsamplingfactors

(PECL gmagick >= Unknown)

Gmagick::getsamplingfactors — Gets the horizontal and vertical sampling factor

public Gmagick::getsamplingfactors ( void ) : array

Gets the horizontal and vertical sampling factor.

此函数没有参数。

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

错误时抛出 GmagickException。

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