mirror of
https://github.com/reactos/reactos.git
synced 2024-10-21 21:34:17 +00:00
984 lines
25 KiB
C++
984 lines
25 KiB
C++
/*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS WDM Streaming ActiveMovie Proxy
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* FILE: dll/directx/ksproxy/input_cpp.cpp
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* PURPOSE: InputPin of Proxy Filter
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*
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* PROGRAMMERS: Johannes Anderwald (janderwald@reactos.org)
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*/
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#include "precomp.h"
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const GUID IID_IKsPinEx = {0x7bb38260L, 0xd19c, 0x11d2, {0xb3, 0x8a, 0x00, 0xa0, 0xc9, 0x5e, 0xc2, 0x2e}};
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const GUID KSPROPSETID_Connection = {0x1D58C920L, 0xAC9B, 0x11CF, {0xA5, 0xD6, 0x28, 0xDB, 0x04, 0xC1, 0x00, 0x00}};
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KSPIN_INTERFACE StandardPinInterface =
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{
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{STATIC_KSINTERFACESETID_Standard},
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KSINTERFACE_STANDARD_STREAMING,
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0
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};
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KSPIN_MEDIUM StandardPinMedium =
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{
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{STATIC_KSMEDIUMSETID_Standard},
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KSMEDIUM_TYPE_ANYINSTANCE,
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0
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};
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class CInputPin : public IPin,
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public IKsPropertySet,
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public IKsControl,
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public IKsObject,
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public IKsPinEx,
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public IMemInputPin
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/*
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public IQualityControl,
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public IKsPinPipe,
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public ISpecifyPropertyPages,
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public IStreamBuilder,
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public IKsPinFactory,
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public IKsAggregateControl
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*/
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{
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public:
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STDMETHODIMP QueryInterface( REFIID InterfaceId, PVOID* Interface);
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STDMETHODIMP_(ULONG) AddRef()
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{
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InterlockedIncrement(&m_Ref);
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return m_Ref;
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}
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STDMETHODIMP_(ULONG) Release()
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{
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InterlockedDecrement(&m_Ref);
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if (!m_Ref)
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{
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delete this;
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return 0;
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}
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return m_Ref;
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}
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//IPin methods
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HRESULT STDMETHODCALLTYPE Connect(IPin *pReceivePin, const AM_MEDIA_TYPE *pmt);
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HRESULT STDMETHODCALLTYPE ReceiveConnection(IPin *pConnector, const AM_MEDIA_TYPE *pmt);
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HRESULT STDMETHODCALLTYPE Disconnect();
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HRESULT STDMETHODCALLTYPE ConnectedTo(IPin **pPin);
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HRESULT STDMETHODCALLTYPE ConnectionMediaType(AM_MEDIA_TYPE *pmt);
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HRESULT STDMETHODCALLTYPE QueryPinInfo(PIN_INFO *pInfo);
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HRESULT STDMETHODCALLTYPE QueryDirection(PIN_DIRECTION *pPinDir);
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HRESULT STDMETHODCALLTYPE QueryId(LPWSTR *Id);
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HRESULT STDMETHODCALLTYPE QueryAccept(const AM_MEDIA_TYPE *pmt);
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HRESULT STDMETHODCALLTYPE EnumMediaTypes(IEnumMediaTypes **ppEnum);
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HRESULT STDMETHODCALLTYPE QueryInternalConnections(IPin **apPin, ULONG *nPin);
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HRESULT STDMETHODCALLTYPE EndOfStream();
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HRESULT STDMETHODCALLTYPE BeginFlush();
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HRESULT STDMETHODCALLTYPE EndFlush();
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HRESULT STDMETHODCALLTYPE NewSegment(REFERENCE_TIME tStart, REFERENCE_TIME tStop, double dRate);
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//IKsObject methods
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HANDLE STDMETHODCALLTYPE KsGetObjectHandle();
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//IKsPropertySet
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HRESULT STDMETHODCALLTYPE Set(REFGUID guidPropSet, DWORD dwPropID, LPVOID pInstanceData, DWORD cbInstanceData, LPVOID pPropData, DWORD cbPropData);
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HRESULT STDMETHODCALLTYPE Get(REFGUID guidPropSet, DWORD dwPropID, LPVOID pInstanceData, DWORD cbInstanceData, LPVOID pPropData, DWORD cbPropData, DWORD *pcbReturned);
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HRESULT STDMETHODCALLTYPE QuerySupported(REFGUID guidPropSet, DWORD dwPropID, DWORD *pTypeSupport);
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//IKsControl
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HRESULT STDMETHODCALLTYPE KsProperty(PKSPROPERTY Property, ULONG PropertyLength, LPVOID PropertyData, ULONG DataLength, ULONG* BytesReturned);
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HRESULT STDMETHODCALLTYPE KsMethod(PKSMETHOD Method, ULONG MethodLength, LPVOID MethodData, ULONG DataLength, ULONG* BytesReturned);
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HRESULT STDMETHODCALLTYPE KsEvent(PKSEVENT Event, ULONG EventLength, LPVOID EventData, ULONG DataLength, ULONG* BytesReturned);
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//IKsPin
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HRESULT STDMETHODCALLTYPE KsQueryMediums(PKSMULTIPLE_ITEM* MediumList);
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HRESULT STDMETHODCALLTYPE KsQueryInterfaces(PKSMULTIPLE_ITEM* InterfaceList);
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HRESULT STDMETHODCALLTYPE KsCreateSinkPinHandle(KSPIN_INTERFACE& Interface, KSPIN_MEDIUM& Medium);
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HRESULT STDMETHODCALLTYPE KsGetCurrentCommunication(KSPIN_COMMUNICATION *Communication, KSPIN_INTERFACE *Interface, KSPIN_MEDIUM *Medium);
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HRESULT STDMETHODCALLTYPE KsPropagateAcquire();
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HRESULT STDMETHODCALLTYPE KsDeliver(IMediaSample* Sample, ULONG Flags);
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HRESULT STDMETHODCALLTYPE KsMediaSamplesCompleted(PKSSTREAM_SEGMENT StreamSegment);
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IMemAllocator * STDMETHODCALLTYPE KsPeekAllocator(KSPEEKOPERATION Operation);
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HRESULT STDMETHODCALLTYPE KsReceiveAllocator(IMemAllocator *MemAllocator);
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HRESULT STDMETHODCALLTYPE KsRenegotiateAllocator();
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LONG STDMETHODCALLTYPE KsIncrementPendingIoCount();
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LONG STDMETHODCALLTYPE KsDecrementPendingIoCount();
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HRESULT STDMETHODCALLTYPE KsQualityNotify(ULONG Proportion, REFERENCE_TIME TimeDelta);
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// IKsPinEx
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VOID STDMETHODCALLTYPE KsNotifyError(IMediaSample* Sample, HRESULT hr);
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//IMemInputPin
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HRESULT STDMETHODCALLTYPE GetAllocator(IMemAllocator **ppAllocator);
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HRESULT STDMETHODCALLTYPE NotifyAllocator(IMemAllocator *pAllocator, BOOL bReadOnly);
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HRESULT STDMETHODCALLTYPE GetAllocatorRequirements(ALLOCATOR_PROPERTIES *pProps);
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HRESULT STDMETHODCALLTYPE Receive(IMediaSample *pSample);
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HRESULT STDMETHODCALLTYPE ReceiveMultiple(IMediaSample **pSamples, long nSamples, long *nSamplesProcessed);
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HRESULT STDMETHODCALLTYPE ReceiveCanBlock( void);
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//---------------------------------------------------------------
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HRESULT STDMETHODCALLTYPE CheckFormat(const AM_MEDIA_TYPE *pmt);
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HRESULT STDMETHODCALLTYPE CreatePin();
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HRESULT STDMETHODCALLTYPE CreatePinHandle(PKSPIN_MEDIUM Medium, PKSPIN_INTERFACE Interface, PKSDATAFORMAT DataFormat);
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CInputPin(IBaseFilter * ParentFilter, LPCWSTR PinName, HANDLE hFilter, ULONG PinId, KSPIN_COMMUNICATION Communication) : m_Ref(0), m_ParentFilter(ParentFilter), m_PinName(PinName), m_hFilter(hFilter), m_hPin(0), m_PinId(PinId), m_MemAllocator(0), m_IoCount(0), m_Communication(Communication), m_Pin(0){};
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virtual ~CInputPin(){};
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protected:
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LONG m_Ref;
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IBaseFilter * m_ParentFilter;
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LPCWSTR m_PinName;
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HANDLE m_hFilter;
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HANDLE m_hPin;
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ULONG m_PinId;
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IMemAllocator * m_MemAllocator;
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LONG m_IoCount;
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KSPIN_COMMUNICATION m_Communication;
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KSPIN_INTERFACE m_Interface;
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KSPIN_MEDIUM m_Medium;
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IPin * m_Pin;
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};
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HRESULT
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STDMETHODCALLTYPE
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CInputPin::QueryInterface(
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IN REFIID refiid,
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OUT PVOID* Output)
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{
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*Output = NULL;
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if (IsEqualGUID(refiid, IID_IUnknown) ||
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IsEqualGUID(refiid, IID_IPin))
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{
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*Output = PVOID(this);
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reinterpret_cast<IUnknown*>(*Output)->AddRef();
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return NOERROR;
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}
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else if (IsEqualGUID(refiid, IID_IMemInputPin))
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{
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*Output = (IMemInputPin*)(this);
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reinterpret_cast<IMemInputPin*>(*Output)->AddRef();
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return NOERROR;
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}
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else if (IsEqualGUID(refiid, IID_IKsObject))
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{
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if (!m_hPin)
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{
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HRESULT hr = CreatePin();
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if (FAILED(hr))
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return hr;
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}
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*Output = (IKsObject*)(this);
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reinterpret_cast<IKsObject*>(*Output)->AddRef();
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return NOERROR;
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}
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else if (IsEqualGUID(refiid, IID_IKsPropertySet))
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{
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if (!m_hPin)
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{
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HRESULT hr = CreatePin();
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if (FAILED(hr))
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return hr;
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}
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*Output = (IKsPropertySet*)(this);
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reinterpret_cast<IKsPropertySet*>(*Output)->AddRef();
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return NOERROR;
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}
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else if (IsEqualGUID(refiid, IID_IKsControl))
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{
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if (!m_hPin)
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{
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HRESULT hr = CreatePin();
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if (FAILED(hr))
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return hr;
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}
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*Output = (IKsControl*)(this);
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reinterpret_cast<IKsControl*>(*Output)->AddRef();
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return NOERROR;
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}
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else if (IsEqualGUID(refiid, IID_IKsPin) ||
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IsEqualGUID(refiid, IID_IKsPinEx))
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{
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if (!m_hPin)
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{
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HRESULT hr = CreatePin();
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if (FAILED(hr))
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return hr;
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}
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*Output = (IKsPinEx*)(this);
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reinterpret_cast<IKsPinEx*>(*Output)->AddRef();
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return NOERROR;
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}
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WCHAR Buffer[MAX_PATH];
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LPOLESTR lpstr;
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StringFromCLSID(refiid, &lpstr);
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swprintf(Buffer, L"CInputPin::QueryInterface: NoInterface for %s\n", lpstr);
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OutputDebugStringW(Buffer);
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CoTaskMemFree(lpstr);
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return E_NOINTERFACE;
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}
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//-------------------------------------------------------------------
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// IMemInputPin
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//
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//
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HRESULT
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STDMETHODCALLTYPE
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CInputPin::GetAllocator(IMemAllocator **ppAllocator)
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{
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OutputDebugStringW(L"CInputPin::GetAllocator\n");
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return VFW_E_NO_ALLOCATOR;
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}
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HRESULT
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STDMETHODCALLTYPE
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CInputPin::NotifyAllocator(IMemAllocator *pAllocator, BOOL bReadOnly)
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{
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if (pAllocator)
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{
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pAllocator->AddRef();
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}
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if (m_MemAllocator)
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{
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m_MemAllocator->Release();
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}
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m_MemAllocator = pAllocator;
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return NOERROR;
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}
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HRESULT
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STDMETHODCALLTYPE
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CInputPin::GetAllocatorRequirements(ALLOCATOR_PROPERTIES *pProps)
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{
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KSALLOCATOR_FRAMING Framing;
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KSPROPERTY Property;
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HRESULT hr;
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ULONG BytesReturned;
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Property.Set = KSPROPSETID_Connection;
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Property.Id = KSPROPERTY_CONNECTION_ALLOCATORFRAMING;
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Property.Flags = KSPROPERTY_TYPE_SET;
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hr = KsProperty(&Property, sizeof(KSPROPERTY), (PVOID)&Framing, sizeof(KSALLOCATOR_FRAMING), &BytesReturned);
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if (SUCCEEDED(hr))
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{
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pProps->cBuffers = Framing.Frames;
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pProps->cbBuffer = Framing.FrameSize;
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pProps->cbAlign = Framing.FileAlignment;
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pProps->cbPrefix = 0;
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return hr;
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}
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else
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return E_NOTIMPL;
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}
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HRESULT
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STDMETHODCALLTYPE
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CInputPin::Receive(IMediaSample *pSample)
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{
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OutputDebugStringW(L"CInputPin::Receive NotImplemented\n");
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return E_NOTIMPL;
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}
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HRESULT
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STDMETHODCALLTYPE
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CInputPin::ReceiveMultiple(IMediaSample **pSamples, long nSamples, long *nSamplesProcessed)
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{
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OutputDebugStringW(L"CInputPin::ReceiveMultiple NotImplemented\n");
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return E_NOTIMPL;
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}
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HRESULT
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STDMETHODCALLTYPE
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CInputPin::ReceiveCanBlock( void)
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{
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OutputDebugStringW(L"CInputPin::ReceiveCanBlock NotImplemented\n");
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return S_FALSE;
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}
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//-------------------------------------------------------------------
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// IKsPin
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//
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HRESULT
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STDMETHODCALLTYPE
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CInputPin::KsQueryMediums(
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PKSMULTIPLE_ITEM* MediumList)
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{
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return KsGetMultiplePinFactoryItems(m_hFilter, m_PinId, KSPROPERTY_PIN_MEDIUMS, (PVOID*)MediumList);
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}
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HRESULT
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STDMETHODCALLTYPE
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CInputPin::KsQueryInterfaces(
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PKSMULTIPLE_ITEM* InterfaceList)
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{
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return KsGetMultiplePinFactoryItems(m_hFilter, m_PinId, KSPROPERTY_PIN_INTERFACES, (PVOID*)InterfaceList);
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}
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HRESULT
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STDMETHODCALLTYPE
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CInputPin::KsCreateSinkPinHandle(
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KSPIN_INTERFACE& Interface,
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KSPIN_MEDIUM& Medium)
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{
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OutputDebugStringW(L"CInputPin::KsCreateSinkPinHandle NotImplemented\n");
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return E_NOTIMPL;
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}
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HRESULT
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STDMETHODCALLTYPE
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CInputPin::KsGetCurrentCommunication(
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KSPIN_COMMUNICATION *Communication,
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KSPIN_INTERFACE *Interface,
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KSPIN_MEDIUM *Medium)
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{
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if (Communication)
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{
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*Communication = m_Communication;
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}
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if (Interface)
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{
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if (!m_hPin)
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return VFW_E_NOT_CONNECTED;
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CopyMemory(Interface, &m_Interface, sizeof(KSPIN_INTERFACE));
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}
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if (Medium)
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{
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if (!m_hPin)
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return VFW_E_NOT_CONNECTED;
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CopyMemory(Medium, &m_Medium, sizeof(KSPIN_MEDIUM));
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}
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return NOERROR;
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}
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HRESULT
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STDMETHODCALLTYPE
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CInputPin::KsPropagateAcquire()
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{
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OutputDebugStringW(L"CInputPin::KsPropagateAcquire NotImplemented\n");
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return E_NOTIMPL;
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}
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HRESULT
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STDMETHODCALLTYPE
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CInputPin::KsDeliver(
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IMediaSample* Sample,
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ULONG Flags)
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{
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return E_FAIL;
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}
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HRESULT
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STDMETHODCALLTYPE
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CInputPin::KsMediaSamplesCompleted(PKSSTREAM_SEGMENT StreamSegment)
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{
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return NOERROR;
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}
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IMemAllocator *
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STDMETHODCALLTYPE
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CInputPin::KsPeekAllocator(KSPEEKOPERATION Operation)
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{
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if (Operation == KsPeekOperation_AddRef)
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{
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// add reference on allocator
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m_MemAllocator->AddRef();
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}
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return m_MemAllocator;
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}
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HRESULT
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STDMETHODCALLTYPE
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CInputPin::KsReceiveAllocator(IMemAllocator *MemAllocator)
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{
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if (MemAllocator)
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{
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MemAllocator->AddRef();
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}
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if (m_MemAllocator)
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{
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m_MemAllocator->Release();
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}
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m_MemAllocator = MemAllocator;
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return NOERROR;
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}
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HRESULT
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STDMETHODCALLTYPE
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CInputPin::KsRenegotiateAllocator()
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{
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return E_FAIL;
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}
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LONG
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STDMETHODCALLTYPE
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CInputPin::KsIncrementPendingIoCount()
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{
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return InterlockedIncrement((volatile LONG*)&m_IoCount);
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}
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LONG
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STDMETHODCALLTYPE
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CInputPin::KsDecrementPendingIoCount()
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{
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return InterlockedDecrement((volatile LONG*)&m_IoCount);
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}
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HRESULT
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STDMETHODCALLTYPE
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CInputPin::KsQualityNotify(
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ULONG Proportion,
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REFERENCE_TIME TimeDelta)
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{
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OutputDebugStringW(L"CInputPin::KsQualityNotify NotImplemented\n");
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return E_NOTIMPL;
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}
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//-------------------------------------------------------------------
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// IKsPinEx
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//
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VOID
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STDMETHODCALLTYPE
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CInputPin::KsNotifyError(
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IMediaSample* Sample,
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HRESULT hr)
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{
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OutputDebugStringW(L"CInputPin::KsNotifyError NotImplemented\n");
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}
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//-------------------------------------------------------------------
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// IKsPropertySet
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//
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HRESULT
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STDMETHODCALLTYPE
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CInputPin::KsProperty(
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PKSPROPERTY Property,
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ULONG PropertyLength,
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LPVOID PropertyData,
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ULONG DataLength,
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ULONG* BytesReturned)
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{
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return KsSynchronousDeviceControl(m_hPin, IOCTL_KS_PROPERTY, (PVOID)Property, PropertyLength, (PVOID)PropertyData, DataLength, BytesReturned);
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}
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HRESULT
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STDMETHODCALLTYPE
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CInputPin::KsMethod(
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PKSMETHOD Method,
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ULONG MethodLength,
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LPVOID MethodData,
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ULONG DataLength,
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ULONG* BytesReturned)
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{
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return KsSynchronousDeviceControl(m_hPin, IOCTL_KS_METHOD, (PVOID)Method, MethodLength, (PVOID)MethodData, DataLength, BytesReturned);
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}
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HRESULT
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STDMETHODCALLTYPE
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CInputPin::KsEvent(
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PKSEVENT Event,
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ULONG EventLength,
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LPVOID EventData,
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ULONG DataLength,
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ULONG* BytesReturned)
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{
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if (EventLength)
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return KsSynchronousDeviceControl(m_hPin, IOCTL_KS_ENABLE_EVENT, (PVOID)Event, EventLength, (PVOID)EventData, DataLength, BytesReturned);
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else
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return KsSynchronousDeviceControl(m_hPin, IOCTL_KS_DISABLE_EVENT, (PVOID)Event, EventLength, NULL, 0, BytesReturned);
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}
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//-------------------------------------------------------------------
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// IKsPropertySet
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//
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HRESULT
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STDMETHODCALLTYPE
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CInputPin::Set(
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REFGUID guidPropSet,
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DWORD dwPropID,
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LPVOID pInstanceData,
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DWORD cbInstanceData,
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LPVOID pPropData,
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DWORD cbPropData)
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|
{
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ULONG BytesReturned;
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|
|
|
if (cbInstanceData)
|
|
{
|
|
PKSPROPERTY Property = (PKSPROPERTY)CoTaskMemAlloc(sizeof(KSPROPERTY) + cbInstanceData);
|
|
if (!Property)
|
|
return E_OUTOFMEMORY;
|
|
|
|
Property->Set = guidPropSet;
|
|
Property->Id = dwPropID;
|
|
Property->Flags = KSPROPERTY_TYPE_SET;
|
|
|
|
CopyMemory((Property+1), pInstanceData, cbInstanceData);
|
|
|
|
HRESULT hr = KsProperty(Property, sizeof(KSPROPERTY) + cbInstanceData, pPropData, cbPropData, &BytesReturned);
|
|
CoTaskMemFree(Property);
|
|
return hr;
|
|
}
|
|
else
|
|
{
|
|
KSPROPERTY Property;
|
|
|
|
Property.Set = guidPropSet;
|
|
Property.Id = dwPropID;
|
|
Property.Flags = KSPROPERTY_TYPE_SET;
|
|
|
|
HRESULT hr = KsProperty(&Property, sizeof(KSPROPERTY), pPropData, cbPropData, &BytesReturned);
|
|
return hr;
|
|
}
|
|
}
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::Get(
|
|
REFGUID guidPropSet,
|
|
DWORD dwPropID,
|
|
LPVOID pInstanceData,
|
|
DWORD cbInstanceData,
|
|
LPVOID pPropData,
|
|
DWORD cbPropData,
|
|
DWORD *pcbReturned)
|
|
{
|
|
ULONG BytesReturned;
|
|
|
|
if (cbInstanceData)
|
|
{
|
|
PKSPROPERTY Property = (PKSPROPERTY)CoTaskMemAlloc(sizeof(KSPROPERTY) + cbInstanceData);
|
|
if (!Property)
|
|
return E_OUTOFMEMORY;
|
|
|
|
Property->Set = guidPropSet;
|
|
Property->Id = dwPropID;
|
|
Property->Flags = KSPROPERTY_TYPE_GET;
|
|
|
|
CopyMemory((Property+1), pInstanceData, cbInstanceData);
|
|
|
|
HRESULT hr = KsProperty(Property, sizeof(KSPROPERTY) + cbInstanceData, pPropData, cbPropData, &BytesReturned);
|
|
CoTaskMemFree(Property);
|
|
return hr;
|
|
}
|
|
else
|
|
{
|
|
KSPROPERTY Property;
|
|
|
|
Property.Set = guidPropSet;
|
|
Property.Id = dwPropID;
|
|
Property.Flags = KSPROPERTY_TYPE_GET;
|
|
|
|
HRESULT hr = KsProperty(&Property, sizeof(KSPROPERTY), pPropData, cbPropData, &BytesReturned);
|
|
return hr;
|
|
}
|
|
}
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::QuerySupported(
|
|
REFGUID guidPropSet,
|
|
DWORD dwPropID,
|
|
DWORD *pTypeSupport)
|
|
{
|
|
KSPROPERTY Property;
|
|
ULONG BytesReturned;
|
|
|
|
Property.Set = guidPropSet;
|
|
Property.Id = dwPropID;
|
|
Property.Flags = KSPROPERTY_TYPE_SETSUPPORT;
|
|
|
|
return KsProperty(&Property, sizeof(KSPROPERTY), pTypeSupport, sizeof(DWORD), &BytesReturned);
|
|
}
|
|
|
|
|
|
//-------------------------------------------------------------------
|
|
// IKsObject
|
|
//
|
|
HANDLE
|
|
STDMETHODCALLTYPE
|
|
CInputPin::KsGetObjectHandle()
|
|
{
|
|
OutputDebugStringW(L"CInputPin::KsGetObjectHandle CALLED\n");
|
|
|
|
//FIXME
|
|
// return pin handle
|
|
return m_hPin;
|
|
}
|
|
|
|
//-------------------------------------------------------------------
|
|
// IPin interface
|
|
//
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::Connect(IPin *pReceivePin, const AM_MEDIA_TYPE *pmt)
|
|
{
|
|
OutputDebugStringW(L"CInputPin::Connect NotImplemented\n");
|
|
return NOERROR;
|
|
}
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::ReceiveConnection(IPin *pConnector, const AM_MEDIA_TYPE *pmt)
|
|
{
|
|
HRESULT hr;
|
|
|
|
if (m_Pin)
|
|
{
|
|
OutputDebugStringW(L"CInputPin::ReceiveConnection already connected\n");
|
|
return VFW_E_ALREADY_CONNECTED;
|
|
}
|
|
|
|
// first check format
|
|
hr = CheckFormat(pmt);
|
|
if (FAILED(hr))
|
|
return hr;
|
|
|
|
if (FAILED(CheckFormat(pmt)))
|
|
return hr;
|
|
|
|
//FIXME create pin
|
|
m_Pin = pConnector;
|
|
m_Pin->AddRef();
|
|
|
|
OutputDebugStringW(L"CInputPin::ReceiveConnection NotImplemented\n");
|
|
return S_OK;
|
|
}
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::Disconnect( void)
|
|
{
|
|
OutputDebugStringW(L"CInputPin::Disconnect NotImplemented\n");
|
|
return E_NOTIMPL;
|
|
}
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::ConnectedTo(IPin **pPin)
|
|
{
|
|
if (!pPin)
|
|
return E_POINTER;
|
|
|
|
if (m_Pin)
|
|
{
|
|
// increment reference count
|
|
m_Pin->AddRef();
|
|
*pPin = m_Pin;
|
|
return S_OK;
|
|
}
|
|
|
|
*pPin = NULL;
|
|
return VFW_E_NOT_CONNECTED;
|
|
}
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::ConnectionMediaType(AM_MEDIA_TYPE *pmt)
|
|
{
|
|
OutputDebugStringW(L"CInputPin::ConnectionMediaType NotImplemented\n");
|
|
return E_NOTIMPL;
|
|
}
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::QueryPinInfo(PIN_INFO *pInfo)
|
|
{
|
|
wcscpy(pInfo->achName, m_PinName);
|
|
pInfo->dir = PINDIR_INPUT;
|
|
pInfo->pFilter = m_ParentFilter;
|
|
m_ParentFilter->AddRef();
|
|
|
|
return S_OK;
|
|
}
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::QueryDirection(PIN_DIRECTION *pPinDir)
|
|
{
|
|
if (pPinDir)
|
|
{
|
|
*pPinDir = PINDIR_INPUT;
|
|
return S_OK;
|
|
}
|
|
|
|
return E_POINTER;
|
|
}
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::QueryId(LPWSTR *Id)
|
|
{
|
|
*Id = (LPWSTR)CoTaskMemAlloc((wcslen(m_PinName)+1)*sizeof(WCHAR));
|
|
if (!*Id)
|
|
return E_OUTOFMEMORY;
|
|
|
|
wcscpy(*Id, m_PinName);
|
|
return S_OK;
|
|
}
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::QueryAccept(
|
|
const AM_MEDIA_TYPE *pmt)
|
|
{
|
|
return CheckFormat(pmt);
|
|
}
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::EnumMediaTypes(IEnumMediaTypes **ppEnum)
|
|
{
|
|
return CEnumMediaTypes_fnConstructor(0, NULL, IID_IEnumMediaTypes, (void**)ppEnum);
|
|
}
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::QueryInternalConnections(IPin **apPin, ULONG *nPin)
|
|
{
|
|
OutputDebugStringW(L"CInputPin::QueryInternalConnections NotImplemented\n");
|
|
return E_NOTIMPL;
|
|
}
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::EndOfStream( void)
|
|
{
|
|
OutputDebugStringW(L"CInputPin::EndOfStream NotImplemented\n");
|
|
return E_NOTIMPL;
|
|
}
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::BeginFlush( void)
|
|
{
|
|
OutputDebugStringW(L"CInputPin::BeginFlush NotImplemented\n");
|
|
return E_NOTIMPL;
|
|
}
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::EndFlush( void)
|
|
{
|
|
OutputDebugStringW(L"CInputPin::EndFlush NotImplemented\n");
|
|
return E_NOTIMPL;
|
|
}
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::NewSegment(REFERENCE_TIME tStart, REFERENCE_TIME tStop, double dRate)
|
|
{
|
|
OutputDebugStringW(L"CInputPin::NewSegment NotImplemented\n");
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
//-------------------------------------------------------------------
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::CheckFormat(
|
|
const AM_MEDIA_TYPE *pmt)
|
|
{
|
|
KSP_PIN Property;
|
|
PKSMULTIPLE_ITEM MultipleItem;
|
|
PKSDATAFORMAT DataFormat;
|
|
ULONG BytesReturned;
|
|
HRESULT hr;
|
|
|
|
// prepare request
|
|
Property.Property.Set = KSPROPSETID_Pin;
|
|
Property.Property.Id = KSPROPERTY_PIN_DATARANGES;
|
|
Property.Property.Flags = KSPROPERTY_TYPE_GET;
|
|
Property.PinId = m_PinId;
|
|
Property.Reserved = 0;
|
|
|
|
// query for size of dataranges
|
|
hr = KsSynchronousDeviceControl(m_hFilter, IOCTL_KS_PROPERTY, (PVOID)&Property, sizeof(KSP_PIN), NULL, 0, &BytesReturned);
|
|
|
|
if (hr == MAKE_HRESULT(SEVERITY_ERROR, FACILITY_WIN32, ERROR_MORE_DATA))
|
|
{
|
|
// allocate dataranges buffer
|
|
MultipleItem = (PKSMULTIPLE_ITEM)CoTaskMemAlloc(BytesReturned);
|
|
|
|
if (!MultipleItem)
|
|
return E_OUTOFMEMORY;
|
|
|
|
// query dataranges
|
|
hr = KsSynchronousDeviceControl(m_hFilter, IOCTL_KS_PROPERTY, (PVOID)&Property, sizeof(KSP_PIN), (PVOID)MultipleItem, BytesReturned, &BytesReturned);
|
|
|
|
if (FAILED(hr))
|
|
{
|
|
// failed to query data ranges
|
|
CoTaskMemFree(MultipleItem);
|
|
return hr;
|
|
}
|
|
|
|
DataFormat = (PKSDATAFORMAT)(MultipleItem + 1);
|
|
for(ULONG Index = 0; Index < MultipleItem->Count; Index++)
|
|
{
|
|
if (IsEqualGUID(pmt->majortype, DataFormat->MajorFormat) &&
|
|
IsEqualGUID(pmt->subtype, DataFormat->SubFormat) &&
|
|
IsEqualGUID(pmt->formattype, DataFormat->Specifier))
|
|
{
|
|
// format is supported
|
|
CoTaskMemFree(MultipleItem);
|
|
OutputDebugStringW(L"CInputPin::CheckFormat format OK\n");
|
|
return S_OK;
|
|
}
|
|
DataFormat = (PKSDATAFORMAT)((ULONG_PTR)DataFormat + DataFormat->FormatSize);
|
|
}
|
|
//format is not supported
|
|
CoTaskMemFree(MultipleItem);
|
|
}
|
|
return S_FALSE;
|
|
}
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::CreatePin()
|
|
{
|
|
PKSMULTIPLE_ITEM MediumList;
|
|
PKSMULTIPLE_ITEM InterfaceList;
|
|
PKSMULTIPLE_ITEM DataFormatList = NULL;
|
|
PKSPIN_MEDIUM Medium;
|
|
PKSDATAFORMAT DataFormat;
|
|
PKSPIN_INTERFACE Interface;
|
|
HRESULT hr;
|
|
|
|
// query for pin medium
|
|
hr = KsQueryMediums(&MediumList);
|
|
if (FAILED(hr))
|
|
return hr;
|
|
|
|
// query for pin interface
|
|
hr = KsQueryInterfaces(&InterfaceList);
|
|
if (FAILED(hr))
|
|
{
|
|
// failed
|
|
CoTaskMemFree(MediumList);
|
|
return hr;
|
|
}
|
|
|
|
// get data ranges
|
|
hr = KsGetMultiplePinFactoryItems(m_hFilter, m_PinId, KSPROPERTY_PIN_DATARANGES, (PVOID*)&DataFormatList);
|
|
if (FAILED(hr) || DataFormatList->Count == 0)
|
|
{
|
|
// failed
|
|
CoTaskMemFree(MediumList);
|
|
CoTaskMemFree(InterfaceList);
|
|
if (DataFormatList)
|
|
CoTaskMemFree(DataFormatList);
|
|
|
|
return hr;
|
|
}
|
|
|
|
if (MediumList->Count)
|
|
{
|
|
//use first available medium
|
|
Medium = (PKSPIN_MEDIUM)(MediumList + 1);
|
|
}
|
|
else
|
|
{
|
|
// default to standard medium
|
|
Medium = &StandardPinMedium;
|
|
}
|
|
|
|
if (InterfaceList->Count)
|
|
{
|
|
//use first available interface
|
|
Interface = (PKSPIN_INTERFACE)(InterfaceList + 1);
|
|
}
|
|
else
|
|
{
|
|
// default to standard interface
|
|
Interface = &StandardPinInterface;
|
|
}
|
|
|
|
//FIXME determine format
|
|
// use first available format
|
|
DataFormat = (PKSDATAFORMAT) (DataFormatList + 1);
|
|
|
|
// now create pin
|
|
hr = CreatePinHandle(Medium, Interface, DataFormat);
|
|
|
|
// free medium / interface / dataformat
|
|
CoTaskMemFree(DataFormatList);
|
|
CoTaskMemFree(MediumList);
|
|
CoTaskMemFree(InterfaceList);
|
|
|
|
return hr;
|
|
}
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::CreatePinHandle(
|
|
PKSPIN_MEDIUM Medium,
|
|
PKSPIN_INTERFACE Interface,
|
|
PKSDATAFORMAT DataFormat)
|
|
{
|
|
PKSPIN_CONNECT PinConnect;
|
|
ULONG Length;
|
|
HRESULT hr;
|
|
|
|
// calc format size
|
|
Length = sizeof(KSPIN_CONNECT) + DataFormat->FormatSize;
|
|
|
|
// allocate pin connect
|
|
PinConnect = (PKSPIN_CONNECT)CoTaskMemAlloc(Length);
|
|
if (!PinConnect)
|
|
{
|
|
// failed
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
|
|
// setup request
|
|
CopyMemory(&PinConnect->Interface, Interface, sizeof(KSPIN_INTERFACE));
|
|
CopyMemory(&PinConnect->Medium, Medium, sizeof(KSPIN_MEDIUM));
|
|
PinConnect->PinId = m_PinId;
|
|
PinConnect->PinToHandle = NULL;
|
|
PinConnect->Priority.PriorityClass = KSPRIORITY_NORMAL;
|
|
PinConnect->Priority.PrioritySubClass = KSPRIORITY_NORMAL;
|
|
CopyMemory((PinConnect + 1), DataFormat, DataFormat->FormatSize);
|
|
|
|
// create pin
|
|
hr = KsCreatePin(m_hFilter, PinConnect, GENERIC_WRITE, &m_hPin);
|
|
|
|
// free pin connect
|
|
CoTaskMemFree(PinConnect);
|
|
|
|
return hr;
|
|
}
|
|
|
|
HRESULT
|
|
WINAPI
|
|
CInputPin_Constructor(
|
|
IBaseFilter * ParentFilter,
|
|
LPCWSTR PinName,
|
|
HANDLE hFilter,
|
|
ULONG PinId,
|
|
KSPIN_COMMUNICATION Communication,
|
|
REFIID riid,
|
|
LPVOID * ppv)
|
|
{
|
|
CInputPin * handler = new CInputPin(ParentFilter, PinName, hFilter, PinId, Communication);
|
|
|
|
if (!handler)
|
|
return E_OUTOFMEMORY;
|
|
|
|
if (FAILED(handler->QueryInterface(riid, ppv)))
|
|
{
|
|
/* not supported */
|
|
delete handler;
|
|
return E_NOINTERFACE;
|
|
}
|
|
|
|
return S_OK;
|
|
}
|