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    Gmagick::trimimage

    (PECL gmagick >= Unknown)

    Gmagick::trimimage — Remove edges from the image

    说明

    public Gmagick::trimimage(float $fuzz): Gmagick

    Remove edges that are the background color from the image.

    参数

    fuzz

    By default target must match a particular pixel color exactly. However, in many cases two colors may differ by a small amount. The fuzz member of image defines how much tolerance is acceptable to consider two colors as the same. This parameter represents the variation on the quantum range.

    返回值

    The Gmagick object.

    错误／异常

    错误时抛出 GmagickException。

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