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PlayWnd.h：源码内容

							#if !defined(AFX_PLAYWND_H__B5AF2125_844C_11D2_8D53_0000E85214AE__INCLUDED_)
#define AFX_PLAYWND_H__B5AF2125_844C_11D2_8D53_0000E85214AE__INCLUDED_
#if _MSC_VER >= 1000
#pragma once
#endif // _MSC_VER >= 1000
// PlayWnd.h : header file
//
#include <streams.h>
#include <stdio.h>
#include "asyncio.h"
#include "asyncrdr.h"
class CMemStream;
class CMemReader;
/////////////////////////////////////////////////////////////////////////////
// CPlayWnd frame
class CPlayWnd : public CFrameWnd
{
	DECLARE_DYNCREATE(CPlayWnd)
public:
	CPlayWnd();           // protected constructor used by dynamic creation
	virtual ~CPlayWnd();
protected:
   int		nScreenX;
   int		nScreenY;
// Attributes
public:
	void Render ();
// Operations
public:
//private:
	HRESULT hr;
    CMediaType mt;
	CMemStream	*m_pStream;
	CMemReader *m_rdr;
	RECT       m_rc;       
	IVideoWindow  *m_pivw;
	IFilterGraph  *m_pifg;
	IGraphBuilder *m_pigb;
	IMediaControl *m_pimc;
	void InitFilter ();
// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CPlayWnd)
	protected:
	virtual BOOL PreCreateWindow(CREATESTRUCT& cs);
	//}}AFX_VIRTUAL
// Implementation
protected:
	// Generated message map functions
	//{{AFX_MSG(CPlayWnd)
	afx_msg int OnCreate(LPCREATESTRUCT lpCreateStruct);
	afx_msg void OnDestroy();
	afx_msg void OnSize(UINT nType, int cx, int cy);
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};
/////////////////////////////////////////////////////////////////////////////
//{{AFX_INSERT_LOCATION}}
// Microsoft Developer Studio will insert additional declarations immediately before the previous line.
#endif // !defined(AFX_PLAYWND_H__B5AF2125_844C_11D2_8D53_0000E85214AE__INCLUDED_)

						