raster.h

微软的基于HMM的人脸识别原代码, 非常经典的说

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//M*/#ifndef __RASTER_H_
#define __RASTER_H_

/////////////////////////////////////////////////////////////////////////////
// CRaster document

class CRaster
{
// constructor & destructor
public:
    CRaster();
    ~CRaster();
// members
public:
    BYTE* GetImage();
    int UpdateImage(BYTE* img);
    int CreateRaster(DWORD width, DWORD height, int bitPerPixel);
// members varible
    CString             fileName;
// Implementation method
    int GetNumBitPerPixel();
    unsigned long GetSizeString();
    unsigned long GetHeight();
    unsigned long GetWidth();

    int LoadBMP(const char* cfileName);
    int Draw(CDC* pDC, RECT srcRect, RECT winRect);
    int Draw(CDC* pDC, POINT point,SIZE size);
    int Draw(CDC* pDC);
    int Draw(CDC* pDC, SIZE dstSize);

private:
// members varible
    CPalette*           pal;
    BITMAPINFO*         imgInfo;
    DWORD               flag;
    DWORD               shiftPixel;
    BYTE*               imgDataSave;
    BYTE*               imgData;
    // Data for BMP save
    unsigned long       sizeString;

// Data for drawing // MY
public:
    BITMAPINFO* GetBitmapInfo();
    int     XDest;      // x-coordinate of upper-left corner of dest. rect. 
    int     YDest;      // y-coordinate of upper-left corner of dest. rect. 
    int     DestWidth;  // width of destination rectangle 
    int     DestHeight; // height of destination rectangle 
    int     XSrc;       // x-coordinate of upper-left corner of source rect. 
    int     YSrc;       // y-coordinate of upper-left corner of source rect. 
    int     SrcWidth;   // width of source rectangle 
    int     SrcHeight;  // height of source rectangle 


// Implementation method
    void DeleteAllData();
};

#endif // __RASTER_H_
//end file