cvsamplers.cpp File Reference

#include "_cv.h"

Macros
#define	ICV_DEF_GET_RECT_SUB_PIX_FUNC(flavor, srctype, dsttype, worktype, cast_macro, scale_macro, cast_macro2)
#define	ICV_DEF_GET_RECT_SUB_PIX_FUNC_C3(flavor, srctype, dsttype, worktype, cast_macro, scale_macro, mul_macro)
#define	ICV_SHIFT   16
#define	ICV_SCALE(x)   cvRound((x)*(1 << ICV_SHIFT))
#define	ICV_MUL_SCALE(x, y)   (((x)*(y) + (1 << (ICV_SHIFT-1))) >> ICV_SHIFT)
#define	ICV_DESCALE(x)   (((x)+(1 << (ICV_SHIFT-1))) >> ICV_SHIFT)
#define	ICV_DEF_INIT_SUBPIX_TAB(FUNCNAME, FLAG)
#define	ICV_32F8U(x)   ((uchar)cvRound(x))
#define	ICV_DEF_GET_QUADRANGLE_SUB_PIX_FUNC(flavor, srctype, dsttype,worktype, cast_macro, cvt)
#define	ICV_DEF_GET_QUADRANGLE_SUB_PIX_FUNC_C3(flavor, srctype, dsttype,worktype, cast_macro, cvt)

Typedefs
typedef CvStatus(CV_STDCALL *	CvGetRectSubPixFunc )(const void *src, int src_step, CvSize src_size, void *dst, int dst_step, CvSize win_size, CvPoint2D32f center)
typedef CvStatus(CV_STDCALL *	CvGetQuadrangleSubPixFunc )(const void *src, int src_step, CvSize src_size, void *dst, int dst_step, CvSize win_size, const float *matrix)

Functions
CV_IMPL int	cvSampleLine (const void *img, CvPoint pt1, CvPoint pt2, void *_buffer, int connectivity)
CvStatus CV_STDCALL	icvGetRectSubPix_8u32f_C1R (const uchar *src, int src_step, CvSize src_size, float *dst, int dst_step, CvSize win_size, CvPoint2D32f center)
CV_IMPL void	cvGetRectSubPix (const void *srcarr, void *dstarr, CvPoint2D32f center)
CV_IMPL void	cvGetQuadrangleSubPix (const void *srcarr, void *dstarr, const CvMat *mat)

Variables
icvCopySubpix_8u_C1R_t	icvCopySubpix_8u_C1R_p = 0
icvCopySubpix_8u32f_C1R_t	icvCopySubpix_8u32f_C1R_p = 0
icvCopySubpix_32f_C1R_t	icvCopySubpix_32f_C1R_p = 0

Macro Definition Documentation

#define ICV_32F8U

(

x

)

((uchar)cvRound(x))

#define ICV_DEF_GET_QUADRANGLE_SUB_PIX_FUNC	(		flavor,
			srctype,
			dsttype,
			worktype,
			cast_macro,
			cvt
	)

#define ICV_DEF_GET_QUADRANGLE_SUB_PIX_FUNC_C3	(		flavor,
			srctype,
			dsttype,
			worktype,
			cast_macro,
			cvt
	)

#define ICV_DEF_GET_RECT_SUB_PIX_FUNC	(		flavor,
			srctype,
			dsttype,
			worktype,
			cast_macro,
			scale_macro,
			cast_macro2
	)

#define ICV_DEF_GET_RECT_SUB_PIX_FUNC_C3	(		flavor,
			srctype,
			dsttype,
			worktype,
			cast_macro,
			scale_macro,
			mul_macro
	)

#define ICV_DEF_INIT_SUBPIX_TAB	(		FUNCNAME,
			FLAG
	)

Value:

static void icvInit##FUNCNAME##FLAG##Table( CvFuncTable* tab )      \
{                                                                   \
    tab->fn_2d[CV_8U] = (void*)icv##FUNCNAME##_8u_##FLAG;           \
    tab->fn_2d[CV_32F] = (void*)icv##FUNCNAME##_32f_##FLAG;         \
                                                                    \
    tab->fn_2d[1] = (void*)icv##FUNCNAME##_8u32f_##FLAG;            \
}

#define ICV_DESCALE

(

x

)

(((x)+(1 << (ICV_SHIFT-1))) >> ICV_SHIFT)

#define ICV_MUL_SCALE	(		x,
			y
	)		(((x)*(y) + (1 << (ICV_SHIFT-1))) >> ICV_SHIFT)

#define ICV_SCALE

(

x

)

cvRound((x)*(1 << ICV_SHIFT))

#define ICV_SHIFT   16

Typedef Documentation

typedef CvStatus(CV_STDCALL * CvGetQuadrangleSubPixFunc)(const void *src, int src_step, CvSize src_size, void *dst, int dst_step, CvSize win_size, const float *matrix)

typedef CvStatus(CV_STDCALL * CvGetRectSubPixFunc)(const void *src, int src_step, CvSize src_size, void *dst, int dst_step, CvSize win_size, CvPoint2D32f center)

Function Documentation

CV_IMPL void cvGetQuadrangleSubPix	(	const void *	srcarr,
		void *	dstarr,
		const CvMat *	mat
	)

CV_IMPL void cvGetRectSubPix	(	const void *	srcarr,
		void *	dstarr,
		CvPoint2D32f	center
	)

CV_IMPL int cvSampleLine	(	const void *	img,
		CvPoint	pt1,
		CvPoint	pt2,
		void *	_buffer,
		int	connectivity
	)

CvStatus CV_STDCALL icvGetRectSubPix_8u32f_C1R	(	const uchar *	src,
		int	src_step,
		CvSize	src_size,
		float *	dst,
		int	dst_step,
		CvSize	win_size,
		CvPoint2D32f	center
	)

Variable Documentation

icvCopySubpix_32f_C1R_t icvCopySubpix_32f_C1R_p = 0

icvCopySubpix_8u32f_C1R_t icvCopySubpix_8u32f_C1R_p = 0

icvCopySubpix_8u_C1R_t icvCopySubpix_8u_C1R_p = 0