cv.hpp

将OpenCV移植到DSP上

                       bool _is_separable, CvSize _ksize,
                       CvPoint _anchor=cvPoint(-1,-1),
                       int _border_mode=IPL_BORDER_REPLICATE,
                       CvScalar _border_value=cvScalarAll(0) );

    virtual void clear();
    const CvMat* get_x_kernel() const { return kx; }
    const CvMat* get_y_kernel() const { return ky; }
    int get_x_kernel_flags() const { return kx_flags; }
    int get_y_kernel_flags() const { return ky_flags; }

    enum { GENERIC=0, ASYMMETRICAL=1, SYMMETRICAL=2, POSITIVE=4, SUM_TO_1=8, INTEGER=16 };
    enum { NORMALIZE_KERNEL=1, FLIP_KERNEL=2 };

    static void init_gaussian_kernel( CvMat* kernel, double sigma=-1 );
    static void init_sobel_kernel( CvMat* _kx, CvMat* _ky, int dx, int dy, int flags=0 );
    static void init_scharr_kernel( CvMat* _kx, CvMat* _ky, int dx, int dy, int flags=0 );

protected:
    CvMat *kx, *ky;
    int kx_flags, ky_flags;
};


/* Derived class, for linear non-separable filtering. */
class CV_EXPORTS CvLinearFilter : public CvBaseImageFilter
{
public:
    CvLinearFilter();
    CvLinearFilter( int _max_width, int _src_type, int _dst_type,
                    const CvMat* _kernel,
                    CvPoint _anchor=cvPoint(-1,-1),
                    int _border_mode=IPL_BORDER_REPLICATE,
                    CvScalar _border_value=cvScalarAll(0) );
    virtual ~CvLinearFilter();

    virtual void init( int _max_width, int _src_type, int _dst_type,
                       const CvMat* _kernel,
                       CvPoint _anchor=cvPoint(-1,-1),
                       int _border_mode=IPL_BORDER_REPLICATE,
                       CvScalar _border_value=cvScalarAll(0) );

    /* dummy method to avoid compiler warnings */
    virtual void init( int _max_width, int _src_type, int _dst_type,
                       bool _is_separable, CvSize _ksize,
                       CvPoint _anchor=cvPoint(-1,-1),
                       int _border_mode=IPL_BORDER_REPLICATE,
                       CvScalar _border_value=cvScalarAll(0) );

    virtual void clear();
    const CvMat* get_kernel() const { return kernel; }
    uchar* get_kernel_sparse_buf() { return k_sparse; }
    int get_kernel_sparse_count() const { return k_sparse_count; }

protected:
    CvMat *kernel;
    uchar* k_sparse;
    int k_sparse_count;
};


/* Box filter ("all 1's", optionally normalized) filter. */
class CV_EXPORTS CvBoxFilter : public CvBaseImageFilter
{
public:
    CvBoxFilter();
    CvBoxFilter( int _max_width, int _src_type, int _dst_type,
                 bool _normalized, CvSize _ksize,
                 CvPoint _anchor=cvPoint(-1,-1),
                 int _border_mode=IPL_BORDER_REPLICATE,
                 CvScalar _border_value=cvScalarAll(0) );
    virtual void init( int _max_width, int _src_type, int _dst_type,
                       bool _normalized, CvSize _ksize,
                       CvPoint _anchor=cvPoint(-1,-1),
                       int _border_mode=IPL_BORDER_REPLICATE,
                       CvScalar _border_value=cvScalarAll(0) );

    virtual ~CvBoxFilter();
    bool is_normalized() const { return normalized; }
    double get_scale() const { return scale; }
    uchar* get_sum_buf() { return sum; }
    int* get_sum_count_ptr() { return &sum_count; }

protected:
    virtual void start_process( CvSlice x_range, int width );

    uchar* sum;
    int sum_count;
    bool normalized;
    double scale;
};


/* Laplacian operator: (d2/dx + d2/dy)I. */
class CV_EXPORTS CvLaplaceFilter : public CvSepFilter
{
public:
    CvLaplaceFilter();
    CvLaplaceFilter( int _max_width, int _src_type, int _dst_type,
                     bool _normalized, int _ksize,
                     int _border_mode=IPL_BORDER_REPLICATE,
                     CvScalar _border_value=cvScalarAll(0) );
    virtual ~CvLaplaceFilter();
    virtual void init( int _max_width, int _src_type, int _dst_type,
                       bool _normalized, int _ksize,
                       int _border_mode=IPL_BORDER_REPLICATE,
                       CvScalar _border_value=cvScalarAll(0) );

    /* dummy methods to avoid compiler warnings */
    virtual void init( int _max_width, int _src_type, int _dst_type,
                       bool _is_separable, CvSize _ksize,
                       CvPoint _anchor=cvPoint(-1,-1),
                       int _border_mode=IPL_BORDER_REPLICATE,
                       CvScalar _border_value=cvScalarAll(0) );

    virtual void init( int _max_width, int _src_type, int _dst_type,
                       const CvMat* _kx, const CvMat* _ky,
                       CvPoint _anchor=cvPoint(-1,-1),
                       int _border_mode=IPL_BORDER_REPLICATE,
                       CvScalar _border_value=cvScalarAll(0) );

    bool is_normalized() const { return normalized; }
    bool is_basic_laplacian() const { return basic_laplacian; }
protected:
    void get_work_params();

    bool basic_laplacian;
    bool normalized;
};


/* basic morphological operations: erosion & dilation */
class CV_EXPORTS CvMorphology : public CvBaseImageFilter
{
public:
    CvMorphology();
    CvMorphology( int _operation, int _max_width, int _src_dst_type,
                  int _element_shape, CvMat* _element,
                  CvSize _ksize=cvSize(0,0), CvPoint _anchor=cvPoint(-1,-1),
                  int _border_mode=IPL_BORDER_REPLICATE,
                  CvScalar _border_value=cvScalarAll(0) );
    virtual ~CvMorphology();
    virtual void init( int _operation, int _max_width, int _src_dst_type,
                       int _element_shape, CvMat* _element,
                       CvSize _ksize=cvSize(0,0), CvPoint _anchor=cvPoint(-1,-1),
                       int _border_mode=IPL_BORDER_REPLICATE,
                       CvScalar _border_value=cvScalarAll(0) );

    /* dummy method to avoid compiler warnings */
    virtual void init( int _max_width, int _src_type, int _dst_type,
                       bool _is_separable, CvSize _ksize,
                       CvPoint _anchor=cvPoint(-1,-1),
                       int _border_mode=IPL_BORDER_REPLICATE,
                       CvScalar _border_value=cvScalarAll(0) );

    virtual void clear();
    const CvMat* get_element() const { return element; }
    int get_element_shape() const { return el_shape; }
    int get_operation() const { return operation; }
    uchar* get_element_sparse_buf() { return el_sparse; }
    int get_element_sparse_count() const { return el_sparse_count; }

    enum { RECT=0, CROSS=1, ELLIPSE=2, CUSTOM=100, BINARY = 0, GRAYSCALE=256 };
    enum { ERODE=0, DILATE=1 };

    static void init_binary_element( CvMat* _element, int _element_shape,
                                     CvPoint _anchor=cvPoint(-1,-1) );
protected:

    void start_process( CvSlice x_range, int width );
    int fill_cyclic_buffer( const uchar* src, int src_step,
                            int y0, int y1, int y2 );
    uchar* el_sparse;
    int el_sparse_count;

    CvMat *element;
    int el_shape;
    int operation;
};


#endif /* __cplusplus */

#endif /* _CV_HPP_ */

/* End of file. */