windows-nt/Source/XPSP1/NT/multimedia/dshow/vidctl/msvidctl/msvidsbesource.h
2020-09-26 16:20:57 +08:00

144 lines
5.6 KiB
C++

//==========================================================================;
// MSVidSBESource.h : Declaration of the CMSVidStreamBufferSource class
// copyright (c) Microsoft Corp. 1998-1999.
//==========================================================================;
#ifndef __MSVIDSTREAMBUFFERSOURCE_H_
#define __MSVIDSTREAMBUFFERSOURCE_H_
#pragma once
#include <algorithm>
#include <dvdmedia.h>
#include <objectwithsiteimplsec.h>
#include <bcasteventimpl.h>
#include "pbsegimpl.h"
#include "fileplaybackimpl.h"
#include "seg.h"
#include <dvdmedia.h>
#include "sbesourcecp.h"
#include "resource.h" // main symbols
#include "sbe.h"
typedef CComQIPtr<IStreamBufferMediaSeeking> PQISBEMSeeking;
typedef CComQIPtr<IFileSourceFilter> QIFileSource;
class ATL_NO_VTABLE __declspec(uuid("AD8E510D-217F-409b-8076-29C5E73B98E8")) CMSVidStreamBufferSource:
public CComObjectRootEx<CComSingleThreadModel>,
public CComCoClass<CMSVidStreamBufferSource, &__uuidof(CMSVidStreamBufferSource)>,
public IObjectWithSiteImplSec<CMSVidStreamBufferSource>,
public ISupportErrorInfo,
public IBroadcastEventImpl<CMSVidStreamBufferSource>,
public IConnectionPointContainerImpl<CMSVidStreamBufferSource>,
public CProxy_StreamBufferSourceEvent<CMSVidStreamBufferSource>,
public IMSVidPBGraphSegmentImpl<CMSVidStreamBufferSource, MSVidSEG_SOURCE, &GUID_NULL>,
public IMSVidFilePlaybackImpl<CMSVidStreamBufferSource, &LIBID_MSVidCtlLib, &GUID_NULL, IMSVidStreamBufferSource>,
public IProvideClassInfo2Impl<&CLSID_MSVidStreamBufferSource, &IID_IMSVidStreamBufferSourceEvent, &LIBID_MSVidCtlLib>
{
public:
CMSVidStreamBufferSource() : m_dwEventCookie(0) {
m_fEnableResetOnStop = true;
}
virtual ~CMSVidStreamBufferSource() {}
REGISTER_AUTOMATION_OBJECT(IDS_PROJNAME,
IDS_REG_MSVIDSTREAMBUFFERSOURCE_PROGID,
IDS_REG_MSVIDSTREAMBUFFERSOURCE_DESC,
LIBID_MSVidCtlLib,
__uuidof(CMSVidStreamBufferSource));
DECLARE_PROTECT_FINAL_CONSTRUCT()
BEGIN_COM_MAP(CMSVidStreamBufferSource)
COM_INTERFACE_ENTRY(IMSVidStreamBufferSource)
COM_INTERFACE_ENTRY(IDispatch)
COM_INTERFACE_ENTRY(IObjectWithSite)
COM_INTERFACE_ENTRY(IBroadcastEvent)
COM_INTERFACE_ENTRY(IMSVidGraphSegment)
COM_INTERFACE_ENTRY(ISupportErrorInfo)
COM_INTERFACE_ENTRY(IConnectionPointContainer)
COM_INTERFACE_ENTRY(IMSVidPlayback)
COM_INTERFACE_ENTRY(IMSVidInputDevice)
COM_INTERFACE_ENTRY(IMSVidDevice)
COM_INTERFACE_ENTRY(IPersist)
COM_INTERFACE_ENTRY(IProvideClassInfo2)
COM_INTERFACE_ENTRY(IProvideClassInfo)
END_COM_MAP()
BEGIN_CATEGORY_MAP(CMSVidStreamBufferSource)
IMPLEMENTED_CATEGORY(CATID_SafeForScripting)
IMPLEMENTED_CATEGORY(CATID_SafeForInitializing)
IMPLEMENTED_CATEGORY(CATID_PersistsToPropertyBag)
END_CATEGORY_MAP()
BEGIN_CONNECTION_POINT_MAP(CMSVidStreamBufferSource)
CONNECTION_POINT_ENTRY(IID_IMSVidStreamBufferSourceEvent)
END_CONNECTION_POINT_MAP()
// ISupportsErrorInfo
STDMETHOD(InterfaceSupportsErrorInfo)(REFIID riid);
protected:
QIFileSource m_spFileSource;
DSFilterList m_decFilters;
PQBroadcastEvent m_pBcast;
DWORD m_dwEventCookie;
public:
STDMETHOD(PostStop)();
// DON'T addref the container. we're guaranteed nested lifetimes
// and an addref creates circular refcounts so we never unload.
CComBSTR __declspec(property(get=GetName)) m_Name;
CComBSTR GetName(void) {
CString csName;
if(m_iReader != -1){
csName = (m_Filters[m_iReader]).GetName();
}
if (csName.IsEmpty()) {
csName = _T("Stream Buffer Source");
}
return CComBSTR(csName);
}
STDMETHOD(Unload)(void);
// IMSVidGraphSegment
STDMETHOD(put_Init)(IUnknown *pInit);
STDMETHOD(Build)();
STDMETHOD(put_Container)(IMSVidGraphSegmentContainer *pVal);
STDMETHOD(OnEventNotify)(long lEvent, LONG_PTR lParam1, LONG_PTR lParam2);
STDMETHOD(Decompose)();
// IMSVidDevice
STDMETHOD(get_Name)(BSTR * Name);
// IMSVidInputDevice
STDMETHOD(IsViewable)(VARIANT* pv, VARIANT_BOOL *pfViewable);
STDMETHOD(View)(VARIANT* pv);
// IMSVidPlayback
// IMSVidPlayback
STDMETHOD(get_RecordingAttribute)(/*[out, retval]*/ IUnknown **pRecordingAttribute);
STDMETHOD(CurrentRatings)(/*[out, retval]*/ EnTvRat_System *pEnSystem, /*[out, retval]*/ EnTvRat_GenericLevel *pEnRating, /*[out, retval]*/ LONG *plbfEnAttr); //attrs are bitfields of BfEnTvRat_GenericAttributes
STDMETHOD(MaxRatingsLevel)(/*[in]*/ EnTvRat_System enSystem, /*[in]*/ EnTvRat_GenericLevel enRating, /*[in]*/ LONG lbfEnAttr);
STDMETHOD(put_BlockUnrated)(/*[in]*/ VARIANT_BOOL bBlock);
STDMETHOD(put_UnratedDelay)(/*[in]*/ long dwDelay);
STDMETHOD(get_Start)(/*[out, retval]*/long *lStart);
///////////////////////////////////////////////////////////////////////////////////////////
// IMSVidPlaybackimpl
///////////////////////////////////////////////////////////////////////////////////////////
STDMETHOD(get_Length)(/*[out, retval]*/long *lLength);
STDMETHOD(get_CurrentPosition)(/*[out,retval]*/long *lPosition);
STDMETHOD(put_CurrentPosition)(/*[in]*/long lPosition);
STDMETHOD(put_PositionMode)(/*[in]*/PositionModeList lPositionMode);
STDMETHOD(get_PositionMode)(/*[out,retval]*/PositionModeList* lPositionMode);
STDMETHOD(put_Rate)(double lRate);
STDMETHOD(get_Rate)(double *plRate);
STDMETHOD(get_CanStep)(VARIANT_BOOL fBackwards, VARIANT_BOOL *pfCan);
STDMETHOD(Step)(long lStep);
STDMETHOD(PreRun)();
// IBroadcastEvent
STDMETHOD(Fire)(GUID gEventID);
STDMETHOD(get_SBESource)(/*[out, retval]*/ IUnknown **sbeFilter);
};
#endif