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  • Gmagick::charcoalimage()

    (PECL gmagick >= Unknown)

    Simulates a charcoal drawing

    说明

    publicGmagick::charcoalimage(float $radius,float $sigma): Gmagick

    Simulates a charcoal drawing.

    参数

    $radius

    The radius of the Gaussian, in pixels, not counting the center pixel

    $sigma

    The standard deviation of the Gaussian, in pixels

    返回值

    The Gmagick object with charcoal simulation

    错误/异常

    错误时抛出GmagickException