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73 lines
1.9 KiB
73 lines
1.9 KiB
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/*++
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Copyright (c) 1995-1996 Microsoft Corporation
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Module Name:
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medvctrl.h
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Abstract:
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Defines the MediaControl class which encapsulates the multimedia devices, in particular
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videoIn and videoOut.
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--*/
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#ifndef _MEDVCTRL_H_
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#define _MEDVCTRL_H_
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#include <pshpack8.h> /* Assume 8 byte packing throughout */
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class VideoInControl : public MediaControl {
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private:
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UINT m_uTimeout; // timeout in notification wait
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UINT m_uPrefeed; // num of buffers prefed to device
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UINT m_FPSRequested; // requested frame rate
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UINT m_FPSMax; // max frame rate
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public:
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VideoInControl ( void );
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~VideoInControl ( void );
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HRESULT Initialize ( MEDIACTRLINIT * p );
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HRESULT Configure ( MEDIACTRLCONFIG * p );
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HRESULT SetProp ( DWORD dwPropId, DWORD_PTR dwPropVal );
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HRESULT GetProp ( DWORD dwPropId, PDWORD_PTR pdwPropVal );
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HRESULT Open ( void );
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HRESULT Start ( void );
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HRESULT Stop ( void );
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HRESULT Reset ( void );
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HRESULT Close ( void );
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HRESULT DisplayDriverDialog (HWND hwnd, DWORD dwDlgId);
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};
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class VideoOutControl : public MediaControl {
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private:
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UINT m_uTimeout; // timeout in notification wait
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UINT m_uPrefeed; // num of buffers prefed to device
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UINT m_uPosition; // position of the playback stream
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public:
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VideoOutControl ( void );
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~VideoOutControl ( void );
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HRESULT Initialize ( MEDIACTRLINIT * p );
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HRESULT Configure ( MEDIACTRLCONFIG * p );
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HRESULT SetProp ( DWORD dwPropId, DWORD_PTR dwPropVal );
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HRESULT GetProp ( DWORD dwPropId, PDWORD_PTR pdwPropVal );
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HRESULT Open ( void );
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HRESULT Start ( void );
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HRESULT Stop ( void );
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HRESULT Reset ( void );
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HRESULT Close ( void );
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};
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enum {
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MC_PROP_VIDEO_FRAME_RATE = MC_PROP_NumOfProps,
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MC_PROP_MAX_VIDEO_FRAME_RATE,
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MC_PROP_VFW_DIALOGS
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};
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#include <poppack.h> /* End byte packing */
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#endif // _MEDVCTRL_H_
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