OpenCV--022: 图像滤波边界填充 OpenCV--022: 图像滤波边界填充

    //! Various border types, image boundaries are denoted with `|`
    //各种边界类型，图像边界使用“|”作为标记
    //! @see borderInterpolate, copyMakeBorder
    enum BorderTypes {
    //!< `iiiiii|abcdefgh|iiiiiii`  with some specified `i`
    BORDER_CONSTANT    = 0, 
    
    //!< `aaaaaa|abcdefgh|hhhhhhh`
    BORDER_REPLICATE   = 1, 
    
    //!< `fedcba|abcdefgh|hgfedcb`
    BORDER_REFLECT     = 2,
    
    //!< `cdefgh|abcdefgh|abcdefg`
    BORDER_WRAP        = 3, 
    
    //!< `gfedcb|abcdefgh|gfedcba`
    BORDER_REFLECT_101 = 4, 
    
    //!< `uvwxyz|abcdefgh|ijklmno`