compressjpegdlg.h

来自「《Visual C++视频技术方案宝典》配套光盘」· C头文件 代码 · 共 67 行

// CompressJpegDlg.h : header file
//

#if !defined(AFX_COMPRESSJPEGDLG_H__870EC044_9002_4BBB_990F_05598AC952F0__INCLUDED_)
#define AFX_COMPRESSJPEGDLG_H__870EC044_9002_4BBB_990F_05598AC952F0__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

/////////////////////////////////////////////////////////////////////////////
// CCompressJpegDlg dialog

class CCompressJpegDlg : public CDialog
{
// Construction
public:
	void GetBmpFromJPEG(LPCSTR lpstrFileName);
	BOOL FlipBuf(unsigned char *inbuf, UINT WidthBytes, UINT Height);

	unsigned char* DataAlign(unsigned char *pData, int Width, int Height, int *pOutWidth);
	void ConvertRGB(unsigned char *pBuf, UINT Width, UINT Height);

	unsigned char* GetJpegData(LPCSTR lpstrFileName,int & bmpWidth,int &bmpHeight);

	CCompressJpegDlg(CWnd* pParent = NULL);	// standard constructor

// Dialog Data
	//{{AFX_DATA(CCompressJpegDlg)
	enum { IDD = IDD_COMPRESSJPEG_DIALOG };
	CStatic	m_Demo;
	CEdit	m_FileName;
	//}}AFX_DATA

	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CCompressJpegDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);	// DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
protected:
	HICON m_hIcon;
	
	unsigned char* m_pBmpData;  //位图数据
	int m_JpegWidth ,m_JpegHeight;
	BITMAPINFOHEADER bmiHeader;
	DWORD m_BitSize;               //位图数据大小

	// Generated message map functions
	//{{AFX_MSG(CCompressJpegDlg)
	virtual BOOL OnInitDialog();
	afx_msg void OnSysCommand(UINT nID, LPARAM lParam);
	afx_msg void OnPaint();
	afx_msg HCURSOR OnQueryDragIcon();
	virtual void OnOK();
	afx_msg void OnBrown();
	afx_msg void OnSaveBmp();
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

//{{AFX_INSERT_LOCATION}}
// Microsoft Visual C++ will insert additional declarations immediately before the previous line.

#endif // !defined(AFX_COMPRESSJPEGDLG_H__870EC044_9002_4BBB_990F_05598AC952F0__INCLUDED_)