#ifndef _GLOBAL_API
#define _GLOBAL_API


#include <math.h>
#include "cdib.h"
#include "ColorTable.h"
#include <complex>
using namespace std;

//----------------------------------------------------------------------
// DIB矪瞶ㄧ計
BOOL DIBShow(CFile* pFile);
BOOL ConvertDDBToDIB(HBITMAP hBitmap, CDib* pDibDest, HPALETTE hPal);
BOOL CopyDIB(CDib* pDibSrc, CDib* pDibDst);
BOOL CopyScreenToDIB(LPRECT lpRect, CDib* pDibDest);
HPALETTE GetSystemPalette() ;
HPALETTE CopyPalette(HPALETTE hPalSrc);
BOOL ReadDIB(CFile* pFile, LPBITMAPINFOHEADER lpBMIH, LPBYTE lpImage);
HPALETTE MakeDIBPalette(LPVOID lpvColorTable,  LPBITMAPINFOHEADER lpBMIH);
BOOL PaintDIB(CDC* pDC, LPBITMAPINFOHEADER lpBMIH, LPBYTE lpImage, CPoint origin, CSize size, HPALETTE hPalette);

//----------------------------------------------------------------------
// 笲笆浪代
BOOL GetBackground(CString strFilePath, int nTotalFrameNum, int nImageWidth, 
		   int nImageHeight, unsigned char* pUnchBackGround);
BOOL LoadDibSeq(CString strFilePath, int nCurFrameNum, int nTotalFrameNum, CDib* pDib);
CString GetFileName(CString strFilePathName, int nCurFrameNum);
void BinaFrameDiff(unsigned char *pUnchImg1, unsigned char *pUnchImg2, 
		  int nWidth, int nHeight, unsigned char * pUnchResult,
		  int nThreshold=10);
void ErodeFrameDiff(unsigned char *pUnchImg, int nWidth, int nHeight, int nErodeHalfWin, 
	   int nErodeThreshold, unsigned char *pUnchResult);

//----------------------------------------------------------------------
// 瓜鉤だ澄
void RegionSegFixThreshold(CDib * pDib, int nThreshold=100);
void RobertsOperator(CDib * pDib, double * pdGrad);
void LaplacianOperator(CDib * pDib, double * pdGrad);
void EdgeTrack(CDib * pDib, unsigned char * pUnEdgeTrack);
void RegionGrow(CDib * pDib, unsigned char * pUnRegion, int nThreshold = 10);
void RegionSegAdaptive(CDib * pDib) ;
void SobelOperator(CDib * pDib, double * pdGrad);
void PrewittOperator(CDib * pDib, double * pdGrad);
	// canny 衡