dsp.h

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#if !defined(AFX_DSP_H__07FC7680_E273_11D5_B668_0010DCA65D26__INCLUDED_)
#define AFX_DSP_H__07FC7680_E273_11D5_B668_0010DCA65D26__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
// DSP.h : header file
//

/////////////////////////////////////////////////////////////////////////////
// CDSP window

#define PI 3.141593

typedef struct tagComplex{
	float Re;
	float Im;
}Complex;

class CDSP : public CWnd
{
// Construction
public:
	CDSP();

// Attributes
public:

// Operations
public:

// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CDSP)
	//}}AFX_VIRTUAL

// Implementation
public:
	void DFT_2D_IFFT(unsigned char *D, int W, int H,Complex* U);
	void DFT_IFFT(Complex *A, int M);
	void DFT_2D_FFT(unsigned char* D,int W,int H,Complex* U);
	void DFT_FFT(Complex *A, int M);
	void ReverseOrder(Complex *A, int N);
	virtual ~CDSP();

	// Generated message map functions
protected:
	//{{AFX_MSG(CDSP)
		// NOTE - the ClassWizard will add and remove member functions here.
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

/////////////////////////////////////////////////////////////////////////////

//{{AFX_INSERT_LOCATION}}
// Microsoft Visual C++ will insert additional declarations immediately before the previous line.

#endif // !defined(AFX_DSP_H__07FC7680_E273_11D5_B668_0010DCA65D26__INCLUDED_)