Gmagick::getimagehistogram

    (PECL gmagick >= Unknown)

    Gmagick::getimagehistogram — Gets the image histogram

    说明

    public Gmagick::getimagehistogram(): array

    Returns the image histogram as an array of GmagickPixel objects. Throw an GmagickException on error.

    参数

    此函数没有参数。

    返回值

    Returns the image histogram as an array of GmagickPixel objects.

    错误／异常

    错误时抛出 GmagickException。

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