Gmagick::setimagegamma

    (PECL gmagick >= Unknown)

    Gmagick::setimagegamma — Sets the image gamma

    说明

    public Gmagick::setimagegamma(float $gamma): Gmagick

    Sets the image gamma.

    参数

    gamma

    The image gamma.

    返回值

    The Gmagick object.

    错误／异常

    错误时抛出 GmagickException。

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