dib.h

来自「About JPEG, executable on Visual C++」· C头文件 代码 · 共 52 行

// DIB.h

#ifndef __DIB_H__
#define __DIB_H__

class CDib
{
public:
	CDib();
	~CDib();

	BOOL Load( const char * );
	BOOL Save( const char * );
	BOOL Draw( CDC *, int nX = 0, int nY = 0, int nWidth = -1, int nHeight = -1 );
	BOOL SetPalette( CDC * );

	// for other format images, such as jpg, jpc, jp2
	BOOL LoadFrom( const char *pszFilename );
	BOOL SaveAs( const char *pszFilename, int ratio );

	// for jpp
	int SaveJppFile( const char* szFileName );
	BOOL ReadJppFile( const char * szPathName );

	// jpg load and save, using IJG code and JpegFile
	void LoadJpg(CString fileName);
	void SaveJpg(CString filename, BOOL color, int quality);
	
	void SaveJpgWithTonyLib(CString filename, BOOL color, int quality);
	void SaveJpgWithIJGLib(CString filename, BOOL color, int quality);

	void LoadJpgWithTonyLib(CString fileName);
	void LoadJpgWithIJGLib(CString fileName);

	UINT m_width, m_height, m_rowbytes;

private:
	DWORD m_dwDibSize;//not include file header
	unsigned char *m_pDib, *m_pDibBits;	
	BITMAPINFOHEADER *m_pBIH;
	
	CPalette m_Palette;
	RGBQUAD *m_pPalette;
	int m_nPaletteEntries;

	CString m_tmpFile;


};

#endif