/////////////////////////////////////////////////////////////////////
#if !defined(AFX_CAPTUREVIDEO_H__F5345AA4_A39F_4B07_B843_3D87C4287AA0__INCLUDED_)
#define AFX_CAPTUREVIDEO_H__F5345AA4_A39F_4B07_B843_3D87C4287AA0__INCLUDED_
/////////////////////////////////////////////////////////////////////
// CaptureVideo.h : header file
/////////////////////////////////////////////////////////////////////
#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
#include <atlbase.h>
#include <windows.h>
#include <dshow.h>
#include <qedit.h>
#include <initguid.h>
#include <uuids.h>
#include <streambuf>

#include <Wincrypt.h>
#pragma comment(lib,"crypt32")

#include "base64.h"
using namespace gloox;
#ifndef srelease
#define srelease(x) \
if ( NULL != x ) \
{ \
  x->Release( ); \
  x = NULL; \
}
#endif


class CSampleGrabberCB;
class CCaptureVideo :public CWnd
{
	friend class CSampleGrabberCB;
public:
	void GrabOneFrame(BOOL bGrab);
	HRESULT Init(int iDeviceID, HWND hWnd);
	int EnumDevices(HWND hList);
	CCaptureVideo();
	virtual ~CCaptureVideo();
private:
	HWND m_hWnd;
	IGraphBuilder *m_pGB;
	ICaptureGraphBuilder2* m_pCapture;
	IBaseFilter* m_pBF;
	IMediaControl* m_pMC;
	IVideoWindow* m_pVW;
	CComPtr <ISampleGrabber> m_pGrabber;
protected:
	void FreeMediaType(AM_MEDIA_TYPE& mt);
	bool BindFilter(int deviceId, IBaseFilter **pFilter);
	void ResizeVideoWindow();
	HRESULT SetupVideoWindow();
	HRESULT InitCaptureGraphBuilder();
public:
	// ֹͣƵ
	void StopVideo();
	
	// õֵ
	char* GetPhoto();
	HWND form_HWND;
};

#endif // !defined(AFX_CAPTUREVIDEO_H__F5345AA4_A39F_4B07_B843_3D87C4287AA0__INCLUDED_)