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    Gmagick::getimagechanneldepth

    (PECL gmagick >= Unknown)

    Gmagick::getimagechanneldepth — Gets the depth for a particular image channel

    说明

    public Gmagick::getimagechanneldepth(int $channel_type): int

    Gets the depth for a particular image channel.

    参数

    此函数没有参数。

    返回值

    Depth of image channel

    错误／异常

    错误时抛出 GmagickException。

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