dib.h

3D reconstruction, medical image processing from colons, using intel image processing for based clas

#ifndef __RXDIB_H__
#define __RXDIB_H__
// cdib.h
// new version for WIN32
#include "Windows.h"

class RxDib : public CObject
{
	DECLARE_SERIAL(RxDib)
public:
	LPVOID m_lpvColorTable;
	HBITMAP m_hBitmap;				// DIB object
	LPBYTE m_lpImage;				// starting address of DIB bits
	LPBITMAPINFOHEADER m_lpBmih;	// buffer containing the BITMAPINFOHEADER

public:
	enum IMAGE_TYPE {IT_BMP, IT_JPG, IT_JPG32, IT_DCM};

private:
	DWORD m_dwSizeImage; // of bits -- not BITMAPINFOHEADER
						 //  or BITMAPFILEHEADER
	//  int m_nColorTableEntries;

	HANDLE m_hFile;
	HANDLE m_hMap;
	LPVOID m_lpvFile;
	int m_iColorTableEntries;
	BOOL m_bCompressed;

public:
	RxDib* GetDecompressedDIB();
	BOOL IsCompressed() {return m_bCompressed;}
	BOOL CompressAsJPEG();
	BOOL DecompressAsBMP();
	BOOL Stretch(CDC *pDC, CPoint origin, CSize size);
	BOOL DrawForAvi(CDC *pDC, CPoint origin, CSize size);
	RxDib();
	RxDib(CSize size, int iBitCount);	// allocate memory
	RxDib(CDC* pDC, const CSize& szImage);
	RxDib(LPVOID hDib);
	RxDib(const RxDib& dib);
	~RxDib();
	int GetSizeImage() {return m_dwSizeImage;}
	int GetSizeHeader() {return sizeof(BITMAPINFOHEADER) +
				sizeof(RGBQUAD) * m_iColorTableEntries;}
	CSize GetDimensions();
//	BOOL AttachMapFile(const char* strPathname, BOOL bShare = FALSE);
//	BOOL CopyToMapFile(const char* strPathname);
	BOOL Draw(CDC* pDC, CPoint origin, CSize size); // until we implement CreateDibSection
	BOOL Read(CString strFilename, int iType = IT_BMP);
	//BOOL ReadJPG(CString strFilename);
	BOOL Write(CString strFilename, int iType = IT_BMP);
	//BOOL WriteJPG(CString strFilename);
	void Serialize(CArchive& ar);
	void Empty();
	DWORD Bpl();
	void MakeColorTable();
	BOOL DecodeJPGFileToGeneralBuffer(LPCSTR lpszPathName, DWORD* width, DWORD* height, DWORD* nchannels, 
										 BYTE** buffer, DWORD *buffersize);
	BOOL EncodeJPGFileFromDIB(LPCSTR lpszPathName);

	RxDib operator=(const RxDib& dib);

private:
	BOOL ReadBMP(CString strFilename);
	BOOL ReadJPG(CString strFilename);
	BOOL WriteBMP(CString strFilename);
	BOOL WriteJPG(CString strFilename);
	void RGBA_FPX_to_BGRA(BYTE* pData, int iWidth, int iHeight);
	void BGRA_to_RGBA(BYTE* pData, int iWidth, int iHeight);
	void DetachMapFile();
	void ComputePaletteSize(int iBitCount);
	void ComputeMetrics();
	int ComputeMetrics(const CSize& szImage, int iBitCount);
	BOOL Convert16To32(int iWidth, int iHeight, LPBYTE lpDst, unsigned short* lpSrc, BOOL bWithPadding = FALSE);
	BOOL Convert24To32(int iWidth, int iHeight, LPBYTE lpDst, LPBYTE lpSrc, BOOL bWithPadding = FALSE);

protected:
};

#endif //__RXDIB_H__