specialdetectionfilter.h

visual c++数字图像与图形处理中的光盘内容

/////////////////////////////////////////////////////////////////////////////////
//
// 	SpecialDetectionFilter.h: interface for the CSpecialDetectionFilter class.
//
////////////////////////////////////////////////////////////////////////////////
// 版权所有(2002)
// Copyright(2002)
// 编写者: 向世明
// Author: Xiang Shiming


#ifndef _CSOBELKRISCHFLT_H
#define _CSOBELKRISCHFLT_H

#ifndef _CIMGAREAPROCESS_H
#include "ImageAreaProcess.h"
#endif

class CSpecialDetectionFilter  : public CImageAreaProcess
{
DECLARE_DYNAMIC(CSpecialDetectionFilter)
public:
	CSpecialDetectionFilter();
	virtual ~CSpecialDetectionFilter();


public:
	BOOL Filter(LPBYTE lpbyBits32,  int x,  int y,  int nWidth,  int nHeight,  int nScanWidth,  int nScanHeight);


	#ifdef _DEBUG
	virtual void Dump(CDumpContext& dc) const;
	virtual void AssertValid() const;
	#endif

protected:


	PIXELCOLORRGB Specialize(BYTE *pbyRed, BYTE *pbyGreen, BYTE *pbyBlue,  int nNum);

	PIXELCOLORRGB Kirsch(BYTE *pbyRed, BYTE *pbyGreen, BYTE *pbyBlue,  int nNum);
	PIXELCOLORRGB Sobel(BYTE *pbyRed, BYTE *pbyGreen, BYTE *pbyBlue,  int nNum);

	PIXELCOLORRGB FilterPixelInner(LPBYTE lpbyBitsSrc32,  int x,  int y,  int nScanWidth,  int nScanHeight);
	PIXELCOLORRGB FilterPixelOnBorder(LPBYTE lpbyBitsSrc32, int x, int y, int nScanWidth, int nScanHeight);
};

#endif