www.pudn.com > SetText.rar > ShowCameraName.h

// ShowCameraname.h 
// Define new GUID CLSID_SetText 
// {A5EFF4DE-434C-4a78-B5FB-B2B1D4155998} 
DEFINE_GUID(CLSID_SetText,  
0xa5eff4de, 0x434c, 0x4a78, 0xb5, 0xfb, 0xb2, 0xb1, 0xd4, 0x15, 0x59, 0x98); 
 
class CShowText : public CTransInPlaceFilter, 
                  public ISetText, 
				  public ISetColor 
{ 
public: 
 
     static CUnknown * WINAPI CreateInstance(LPUNKNOWN punk, HRESULT *phr); 
 
	 STDMETHODIMP NonDelegatingQueryInterface(REFIID riid, void ** ppv); 
 
      DECLARE_IUNKNOWN; 
 
	 HRESULT Transform(IMediaSample *pSample); 
     HRESULT CheckInputType(const CMediaType *mtIn); 
     HRESULT SetMediaType( PIN_DIRECTION pindir, const CMediaType *pMediaType); 
      
	 int GetPinCount(); 
	 CBasePin *GetPin(IN int Index); 
	 STDMETHODIMP SetCameraName(char *CameraName); 
	 STDMETHODIMP SetMotion(bool bMotion); 
	 STDMETHODIMP SetSchedule(bool bSchedule); 
	 STDMETHODIMP SetShowTime(bool bShowTime); 
	 STDMETHODIMP SetShowCameraName(bool bShowCameraName); 
	 STDMETHODIMP SetBrightness(int BrightnessValue); 
	  
 
private: 
	CShowText(LPUNKNOWN punk, HRESULT *phr); 
	 ~CShowText(); 
	 void IncreateBrightness(RGBTRIPLE *pBufferBrightness); 
	 void DecreaseBrightness(RGBTRIPLE *pBufferBrightness); 
	 int         m_nWidth; 
     int         m_nHeight; 
     HBITMAP     m_DibSection; 
     HDC         m_DC; 
     void *      m_pDibBits; 
     HGDIOBJ     m_OldObject; 
	 HBRUSH      m_hBrushMotion; 
	 HBRUSH      m_hBrushSchedule; 
	 bool m_bMotion; 
	 bool m_bSchedule; 
	 bool m_bShowTime; 
	 bool m_bShowCameraName; 
	 char m_CameraName[256]; 
     CCritSec m_ShowTextLock; 
	 int  m_BrightnessValue; 
	 int ChageBrightState; 
	 char *ImageStore; 
 
};