PHP 7.1.21 Released

Gmagick::getimagegamma

(PECL gmagick >= Unknown)

Gmagick::getimagegammaGets the image gamma

说明

public float Gmagick::getimagegamma ( void )

Gets the image gamma

参数

此函数没有参数。

返回值

Returns the image gamma on success

错误/异常

错误时抛出 GmagickException

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