mirror of
https://github.com/reactos/reactos.git
synced 2024-06-28 08:51:29 +00:00
1789 lines
44 KiB
C++
1789 lines
44 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_pin.cpp
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* PURPOSE: InputPin of Proxy Filter
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*
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* PROGRAMMERS: Johannes Anderwald (johannes.anderwald@reactos.org)
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*/
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#include "precomp.h"
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const GUID IID_IKsPinPipe = {0xe539cd90, 0xa8b4, 0x11d1, {0x81, 0x89, 0x00, 0xa0, 0xc9, 0x06, 0x28, 0x02}};
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const GUID IID_IKsPinEx = {0x7bb38260L, 0xd19c, 0x11d2, {0xb3, 0x8a, 0x00, 0xa0, 0xc9, 0x5e, 0xc2, 0x2e}};
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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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public IKsPinPipe,
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public IKsPinFactory,
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public IStreamBuilder,
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public IKsAggregateControl,
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public IQualityControl,
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public ISpecifyPropertyPages
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{
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public:
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typedef std::vector<IUnknown *>ProxyPluginVector;
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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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//IKsPinPipe
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HRESULT STDMETHODCALLTYPE KsGetPinFramingCache(PKSALLOCATOR_FRAMING_EX *FramingEx, PFRAMING_PROP FramingProp, FRAMING_CACHE_OPS Option);
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HRESULT STDMETHODCALLTYPE KsSetPinFramingCache(PKSALLOCATOR_FRAMING_EX FramingEx, PFRAMING_PROP FramingProp, FRAMING_CACHE_OPS Option);
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IPin* STDMETHODCALLTYPE KsGetConnectedPin();
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IKsAllocatorEx* STDMETHODCALLTYPE KsGetPipe(KSPEEKOPERATION Operation);
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HRESULT STDMETHODCALLTYPE KsSetPipe(IKsAllocatorEx *KsAllocator);
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ULONG STDMETHODCALLTYPE KsGetPipeAllocatorFlag();
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HRESULT STDMETHODCALLTYPE KsSetPipeAllocatorFlag(ULONG Flag);
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GUID STDMETHODCALLTYPE KsGetPinBusCache();
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HRESULT STDMETHODCALLTYPE KsSetPinBusCache(GUID Bus);
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PWCHAR STDMETHODCALLTYPE KsGetPinName();
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PWCHAR STDMETHODCALLTYPE KsGetFilterName();
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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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// ISpecifyPropertyPages
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HRESULT STDMETHODCALLTYPE GetPages(CAUUID *pPages);
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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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//IKsPinFactory
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HRESULT STDMETHODCALLTYPE KsPinFactory(ULONG* PinFactory);
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//IStreamBuilder
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HRESULT STDMETHODCALLTYPE Render(IPin *ppinOut, IGraphBuilder *pGraph);
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HRESULT STDMETHODCALLTYPE Backout(IPin *ppinOut, IGraphBuilder *pGraph);
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//IKsAggregateControl
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HRESULT STDMETHODCALLTYPE KsAddAggregate(IN REFGUID AggregateClass);
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HRESULT STDMETHODCALLTYPE KsRemoveAggregate(REFGUID AggregateClass);
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//IQualityControl
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HRESULT STDMETHODCALLTYPE Notify(IBaseFilter *pSelf, Quality q);
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HRESULT STDMETHODCALLTYPE SetSink(IQualityControl *piqc);
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//---------------------------------------------------------------
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HRESULT STDMETHODCALLTYPE CheckFormat(const AM_MEDIA_TYPE *pmt);
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HRESULT STDMETHODCALLTYPE CreatePin(const AM_MEDIA_TYPE *pmt);
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HRESULT STDMETHODCALLTYPE CreatePinHandle(PKSPIN_MEDIUM Medium, PKSPIN_INTERFACE Interface, const AM_MEDIA_TYPE *pmt);
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HRESULT STDMETHODCALLTYPE GetSupportedSets(LPGUID * pOutGuid, PULONG NumGuids);
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HRESULT STDMETHODCALLTYPE LoadProxyPlugins(LPGUID pGuids, ULONG NumGuids);
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CInputPin(IBaseFilter * ParentFilter, LPCWSTR PinName, ULONG PinId, KSPIN_COMMUNICATION Communication);
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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_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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AM_MEDIA_TYPE m_MediaFormat;
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IPin * m_Pin;
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BOOL m_ReadOnly;
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IKsInterfaceHandler * m_InterfaceHandler;
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IKsAllocatorEx * m_KsAllocatorEx;
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ULONG m_PipeAllocatorFlag;
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BOOL m_bPinBusCacheInitialized;
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GUID m_PinBusCache;
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LPWSTR m_FilterName;
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FRAMING_PROP m_FramingProp[4];
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PKSALLOCATOR_FRAMING_EX m_FramingEx[4];
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ProxyPluginVector m_Plugins;
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};
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CInputPin::CInputPin(
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IBaseFilter * ParentFilter,
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LPCWSTR PinName,
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ULONG PinId,
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KSPIN_COMMUNICATION Communication) : m_Ref(0),
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m_ParentFilter(ParentFilter),
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m_PinName(PinName),
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m_hPin(INVALID_HANDLE_VALUE),
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m_PinId(PinId),
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m_MemAllocator(0),
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m_IoCount(0),
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m_Communication(Communication),
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m_Pin(0),
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m_ReadOnly(0),
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m_InterfaceHandler(0),
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m_KsAllocatorEx(0),
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m_PipeAllocatorFlag(0),
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m_bPinBusCacheInitialized(0),
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m_FilterName(0),
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m_Plugins()
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{
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ZeroMemory(m_FramingProp, sizeof(m_FramingProp));
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ZeroMemory(m_FramingEx, sizeof(m_FramingEx));
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HRESULT hr;
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IKsObject * KsObjectParent;
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HANDLE hFilter;
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hr = m_ParentFilter->QueryInterface(IID_IKsObject, (LPVOID*)&KsObjectParent);
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assert(hr == S_OK);
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hFilter = KsObjectParent->KsGetObjectHandle();
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assert(hFilter);
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KsObjectParent->Release();
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ZeroMemory(&m_MediaFormat, sizeof(AM_MEDIA_TYPE));
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hr = KsGetMediaType(0, &m_MediaFormat, hFilter, m_PinId);
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assert(hr == S_OK);
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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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WCHAR Buffer[100];
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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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if (m_hPin == INVALID_HANDLE_VALUE)
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{
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HRESULT hr = CreatePin(&m_MediaFormat);
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if (FAILED(hr))
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return hr;
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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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*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 == INVALID_HANDLE_VALUE)
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{
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HRESULT hr = CreatePin(&m_MediaFormat);
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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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*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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*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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else if (IsEqualGUID(refiid, IID_IKsPinPipe))
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{
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*Output = (IKsPinPipe*)(this);
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reinterpret_cast<IKsPinPipe*>(*Output)->AddRef();
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return NOERROR;
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}
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else if (IsEqualGUID(refiid, IID_IKsPinFactory))
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{
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*Output = (IKsPinFactory*)(this);
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reinterpret_cast<IKsPinFactory*>(*Output)->AddRef();
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return NOERROR;
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}
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#if 0
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else if (IsEqualGUID(refiid, IID_IStreamBuilder))
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{
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*Output = (IStreamBuilder*)(this);
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reinterpret_cast<IStreamBuilder*>(*Output)->AddRef();
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return NOERROR;
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}
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#endif
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else if (IsEqualGUID(refiid, IID_IKsAggregateControl))
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{
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*Output = (IKsAggregateControl*)(this);
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reinterpret_cast<IKsAggregateControl*>(*Output)->AddRef();
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return NOERROR;
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}
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else if (IsEqualGUID(refiid, IID_IQualityControl))
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{
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*Output = (IQualityControl*)(this);
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reinterpret_cast<IQualityControl*>(*Output)->AddRef();
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return NOERROR;
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}
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else if (IsEqualGUID(refiid, IID_ISpecifyPropertyPages))
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{
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*Output = (ISpecifyPropertyPages*)(this);
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reinterpret_cast<ISpecifyPropertyPages*>(*Output)->AddRef();
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return NOERROR;
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}
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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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// IQualityControl interface
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//
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HRESULT
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STDMETHODCALLTYPE
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CInputPin::Notify(
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IBaseFilter *pSelf,
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Quality q)
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{
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#ifdef KSPROXY_TRACE
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OutputDebugStringW(L"CInputPin::Notify NotImplemented\n");
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#endif
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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::SetSink(
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IQualityControl *piqc)
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{
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#ifdef KSPROXY_TRACE
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OutputDebugStringW(L"CInputPin::SetSink NotImplemented\n");
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#endif
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return E_NOTIMPL;
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}
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//-------------------------------------------------------------------
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// IKsAggregateControl interface
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//
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HRESULT
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STDMETHODCALLTYPE
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CInputPin::KsAddAggregate(
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IN REFGUID AggregateClass)
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{
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#ifdef KSPROXY_TRACE
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OutputDebugStringW(L"CInputPin::KsAddAggregate NotImplemented\n");
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#endif
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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::KsRemoveAggregate(
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REFGUID AggregateClass)
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{
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#ifdef KSPROXY_TRACE
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OutputDebugStringW(L"CInputPin::KsRemoveAggregate NotImplemented\n");
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#endif
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return E_NOTIMPL;
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}
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//-------------------------------------------------------------------
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// IStreamBuilder
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//
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HRESULT
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STDMETHODCALLTYPE
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CInputPin::Render(
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IPin *ppinOut,
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IGraphBuilder *pGraph)
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{
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OutputDebugStringW(L"CInputPin::Render\n");
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return S_OK;
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}
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HRESULT
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STDMETHODCALLTYPE
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CInputPin::Backout(
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IPin *ppinOut,
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IGraphBuilder *pGraph)
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{
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#ifdef KSPROXY_TRACE
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OutputDebugStringW(L"CInputPin::Backout\n");
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#endif
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return S_OK;
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}
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//-------------------------------------------------------------------
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// IKsPinFactory
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//
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HRESULT
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STDMETHODCALLTYPE
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CInputPin::KsPinFactory(
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ULONG* PinFactory)
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{
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#ifdef KSPROXY_TRACE
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OutputDebugStringW(L"CInputPin::KsPinFactory\n");
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#endif
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*PinFactory = m_PinId;
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return S_OK;
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}
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//-------------------------------------------------------------------
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// IKsPinPipe
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//
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HRESULT
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STDMETHODCALLTYPE
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CInputPin::KsGetPinFramingCache(
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PKSALLOCATOR_FRAMING_EX *FramingEx,
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PFRAMING_PROP FramingProp,
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FRAMING_CACHE_OPS Option)
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{
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if (Option > Framing_Cache_Write || Option < Framing_Cache_ReadLast)
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{
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// invalid argument
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return E_INVALIDARG;
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}
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// get framing properties
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*FramingProp = m_FramingProp[Option];
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*FramingEx = m_FramingEx[Option];
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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::KsSetPinFramingCache(
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PKSALLOCATOR_FRAMING_EX FramingEx,
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PFRAMING_PROP FramingProp,
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FRAMING_CACHE_OPS Option)
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{
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ULONG Index;
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ULONG RefCount = 0;
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if (m_FramingEx[Option])
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{
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for(Index = 1; Index < 4; Index++)
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{
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if (m_FramingEx[Index] == m_FramingEx[Option])
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RefCount++;
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}
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if (RefCount == 1)
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{
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// existing framing is only used once
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CoTaskMemFree(m_FramingEx[Option]);
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}
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}
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// store framing
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m_FramingEx[Option] = FramingEx;
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m_FramingProp[Option] = *FramingProp;
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return S_OK;
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}
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IPin*
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STDMETHODCALLTYPE
|
|
CInputPin::KsGetConnectedPin()
|
|
{
|
|
return m_Pin;
|
|
}
|
|
|
|
IKsAllocatorEx*
|
|
STDMETHODCALLTYPE
|
|
CInputPin::KsGetPipe(
|
|
KSPEEKOPERATION Operation)
|
|
{
|
|
if (Operation == KsPeekOperation_AddRef)
|
|
{
|
|
if (m_KsAllocatorEx)
|
|
m_KsAllocatorEx->AddRef();
|
|
}
|
|
return m_KsAllocatorEx;
|
|
}
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::KsSetPipe(
|
|
IKsAllocatorEx *KsAllocator)
|
|
{
|
|
if (KsAllocator)
|
|
KsAllocator->AddRef();
|
|
|
|
if (m_KsAllocatorEx)
|
|
m_KsAllocatorEx->Release();
|
|
|
|
m_KsAllocatorEx = KsAllocator;
|
|
return NOERROR;
|
|
}
|
|
|
|
ULONG
|
|
STDMETHODCALLTYPE
|
|
CInputPin::KsGetPipeAllocatorFlag()
|
|
{
|
|
return m_PipeAllocatorFlag;
|
|
}
|
|
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::KsSetPipeAllocatorFlag(
|
|
ULONG Flag)
|
|
{
|
|
m_PipeAllocatorFlag = Flag;
|
|
return NOERROR;
|
|
}
|
|
|
|
GUID
|
|
STDMETHODCALLTYPE
|
|
CInputPin::KsGetPinBusCache()
|
|
{
|
|
if (!m_bPinBusCacheInitialized)
|
|
{
|
|
CopyMemory(&m_PinBusCache, &m_Medium.Set, sizeof(GUID));
|
|
m_bPinBusCacheInitialized = TRUE;
|
|
}
|
|
|
|
return m_PinBusCache;
|
|
}
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::KsSetPinBusCache(
|
|
GUID Bus)
|
|
{
|
|
CopyMemory(&m_PinBusCache, &Bus, sizeof(GUID));
|
|
return NOERROR;
|
|
}
|
|
|
|
PWCHAR
|
|
STDMETHODCALLTYPE
|
|
CInputPin::KsGetPinName()
|
|
{
|
|
return (PWCHAR)m_PinName;
|
|
}
|
|
|
|
|
|
PWCHAR
|
|
STDMETHODCALLTYPE
|
|
CInputPin::KsGetFilterName()
|
|
{
|
|
return m_FilterName;
|
|
}
|
|
|
|
//-------------------------------------------------------------------
|
|
// ISpecifyPropertyPages
|
|
//
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::GetPages(CAUUID *pPages)
|
|
{
|
|
if (!pPages)
|
|
return E_POINTER;
|
|
|
|
pPages->cElems = 0;
|
|
pPages->pElems = NULL;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
//-------------------------------------------------------------------
|
|
// IMemInputPin
|
|
//
|
|
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::GetAllocator(IMemAllocator **ppAllocator)
|
|
{
|
|
#ifdef KSPROXY_TRACE
|
|
OutputDebugStringW(L"CInputPin::GetAllocator\n");
|
|
#endif
|
|
|
|
return VFW_E_NO_ALLOCATOR;
|
|
}
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::NotifyAllocator(IMemAllocator *pAllocator, BOOL bReadOnly)
|
|
{
|
|
HRESULT hr;
|
|
ALLOCATOR_PROPERTIES Properties;
|
|
|
|
hr = pAllocator->GetProperties(&Properties);
|
|
|
|
#ifdef KSPROXY_TRACE
|
|
WCHAR Buffer[100];
|
|
swprintf(Buffer, L"CInputPin::NotifyAllocator hr %lx bReadOnly, %u cbAlign %u cbBuffer %u cbPrefix %u cBuffers %u\n", hr, bReadOnly, Properties.cbAlign, Properties.cbBuffer, Properties.cbPrefix, Properties.cBuffers);
|
|
OutputDebugStringW(Buffer);
|
|
#endif
|
|
|
|
if (pAllocator)
|
|
{
|
|
pAllocator->AddRef();
|
|
}
|
|
|
|
if (m_MemAllocator)
|
|
{
|
|
m_MemAllocator->Release();
|
|
}
|
|
|
|
m_MemAllocator = pAllocator;
|
|
m_ReadOnly = bReadOnly;
|
|
return NOERROR;
|
|
}
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::GetAllocatorRequirements(ALLOCATOR_PROPERTIES *pProps)
|
|
{
|
|
KSALLOCATOR_FRAMING Framing;
|
|
KSPROPERTY Property;
|
|
HRESULT hr;
|
|
ULONG BytesReturned;
|
|
|
|
Property.Set = KSPROPSETID_Connection;
|
|
Property.Id = KSPROPERTY_CONNECTION_ALLOCATORFRAMING;
|
|
Property.Flags = KSPROPERTY_TYPE_SET;
|
|
|
|
hr = KsProperty(&Property, sizeof(KSPROPERTY), (PVOID)&Framing, sizeof(KSALLOCATOR_FRAMING), &BytesReturned);
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
pProps->cBuffers = Framing.Frames;
|
|
pProps->cbBuffer = Framing.FrameSize;
|
|
pProps->cbAlign = Framing.FileAlignment;
|
|
pProps->cbPrefix = 0;
|
|
}
|
|
else
|
|
hr = E_NOTIMPL;
|
|
|
|
#ifdef KSPROXY_TRACE
|
|
WCHAR Buffer[100];
|
|
swprintf(Buffer, L"CInputPin::GetAllocatorRequirements hr %lx m_hPin %p cBuffers %u cbBuffer %u cbAlign %u cbPrefix %u\n", hr, m_hPin, pProps->cBuffers, pProps->cbBuffer, pProps->cbAlign, pProps->cbPrefix);
|
|
OutputDebugStringW(Buffer);
|
|
#endif
|
|
|
|
return hr;
|
|
}
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::Receive(IMediaSample *pSample)
|
|
{
|
|
#ifdef KSPROXY_TRACE
|
|
OutputDebugStringW(L"CInputPin::Receive NotImplemented\n");
|
|
#endif
|
|
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::ReceiveMultiple(IMediaSample **pSamples, long nSamples, long *nSamplesProcessed)
|
|
{
|
|
#ifdef KSPROXY_TRACE
|
|
OutputDebugStringW(L"CInputPin::ReceiveMultiple NotImplemented\n");
|
|
#endif
|
|
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::ReceiveCanBlock( void)
|
|
{
|
|
#ifdef KSPROXY_TRACE
|
|
OutputDebugStringW(L"CInputPin::ReceiveCanBlock NotImplemented\n");
|
|
#endif
|
|
|
|
return S_FALSE;
|
|
}
|
|
|
|
//-------------------------------------------------------------------
|
|
// IKsPin
|
|
//
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::KsQueryMediums(
|
|
PKSMULTIPLE_ITEM* MediumList)
|
|
{
|
|
HRESULT hr;
|
|
IKsObject * KsObjectParent;
|
|
HANDLE hFilter;
|
|
|
|
hr = m_ParentFilter->QueryInterface(IID_IKsObject, (LPVOID*)&KsObjectParent);
|
|
if (FAILED(hr))
|
|
return hr;
|
|
|
|
hFilter = KsObjectParent->KsGetObjectHandle();
|
|
|
|
KsObjectParent->Release();
|
|
|
|
if (!hFilter)
|
|
return E_HANDLE;
|
|
|
|
return KsGetMultiplePinFactoryItems(hFilter, m_PinId, KSPROPERTY_PIN_MEDIUMS, (PVOID*)MediumList);
|
|
}
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::KsQueryInterfaces(
|
|
PKSMULTIPLE_ITEM* InterfaceList)
|
|
{
|
|
HRESULT hr;
|
|
IKsObject * KsObjectParent;
|
|
HANDLE hFilter;
|
|
|
|
hr = m_ParentFilter->QueryInterface(IID_IKsObject, (LPVOID*)&KsObjectParent);
|
|
if (FAILED(hr))
|
|
return hr;
|
|
|
|
hFilter = KsObjectParent->KsGetObjectHandle();
|
|
|
|
KsObjectParent->Release();
|
|
|
|
if (!hFilter)
|
|
return E_HANDLE;
|
|
|
|
return KsGetMultiplePinFactoryItems(hFilter, m_PinId, KSPROPERTY_PIN_INTERFACES, (PVOID*)InterfaceList);
|
|
}
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::KsCreateSinkPinHandle(
|
|
KSPIN_INTERFACE& Interface,
|
|
KSPIN_MEDIUM& Medium)
|
|
{
|
|
return CreatePin(&m_MediaFormat);
|
|
}
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::KsGetCurrentCommunication(
|
|
KSPIN_COMMUNICATION *Communication,
|
|
KSPIN_INTERFACE *Interface,
|
|
KSPIN_MEDIUM *Medium)
|
|
{
|
|
if (Communication)
|
|
{
|
|
*Communication = m_Communication;
|
|
}
|
|
|
|
if (Interface)
|
|
{
|
|
if (!m_hPin)
|
|
return VFW_E_NOT_CONNECTED;
|
|
|
|
CopyMemory(Interface, &m_Interface, sizeof(KSPIN_INTERFACE));
|
|
}
|
|
|
|
if (Medium)
|
|
{
|
|
if (!m_hPin)
|
|
return VFW_E_NOT_CONNECTED;
|
|
|
|
CopyMemory(Medium, &m_Medium, sizeof(KSPIN_MEDIUM));
|
|
}
|
|
return NOERROR;
|
|
}
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::KsPropagateAcquire()
|
|
{
|
|
KSPROPERTY Property;
|
|
KSSTATE State;
|
|
ULONG BytesReturned;
|
|
HRESULT hr;
|
|
|
|
assert(m_hPin != INVALID_HANDLE_VALUE);
|
|
|
|
Property.Set = KSPROPSETID_Connection;
|
|
Property.Id = KSPROPERTY_CONNECTION_STATE;
|
|
Property.Flags = KSPROPERTY_TYPE_SET;
|
|
|
|
State = KSSTATE_ACQUIRE;
|
|
|
|
hr = KsProperty(&Property, sizeof(KSPROPERTY), (LPVOID)&State, sizeof(KSSTATE), &BytesReturned);
|
|
|
|
//TODO
|
|
//propagate to connected pin on the pipe
|
|
|
|
return hr;
|
|
}
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::KsDeliver(
|
|
IMediaSample* Sample,
|
|
ULONG Flags)
|
|
{
|
|
return E_FAIL;
|
|
}
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::KsMediaSamplesCompleted(PKSSTREAM_SEGMENT StreamSegment)
|
|
{
|
|
return NOERROR;
|
|
}
|
|
|
|
IMemAllocator *
|
|
STDMETHODCALLTYPE
|
|
CInputPin::KsPeekAllocator(KSPEEKOPERATION Operation)
|
|
{
|
|
if (Operation == KsPeekOperation_AddRef)
|
|
{
|
|
// add reference on allocator
|
|
m_MemAllocator->AddRef();
|
|
}
|
|
|
|
return m_MemAllocator;
|
|
}
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::KsReceiveAllocator(IMemAllocator *MemAllocator)
|
|
{
|
|
|
|
if (MemAllocator)
|
|
{
|
|
MemAllocator->AddRef();
|
|
}
|
|
|
|
if (m_MemAllocator)
|
|
{
|
|
m_MemAllocator->Release();
|
|
}
|
|
|
|
m_MemAllocator = MemAllocator;
|
|
return NOERROR;
|
|
}
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::KsRenegotiateAllocator()
|
|
{
|
|
return E_FAIL;
|
|
}
|
|
|
|
LONG
|
|
STDMETHODCALLTYPE
|
|
CInputPin::KsIncrementPendingIoCount()
|
|
{
|
|
return InterlockedIncrement((volatile LONG*)&m_IoCount);
|
|
}
|
|
|
|
LONG
|
|
STDMETHODCALLTYPE
|
|
CInputPin::KsDecrementPendingIoCount()
|
|
{
|
|
return InterlockedDecrement((volatile LONG*)&m_IoCount);
|
|
}
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::KsQualityNotify(
|
|
ULONG Proportion,
|
|
REFERENCE_TIME TimeDelta)
|
|
{
|
|
#ifdef KSPROXY_TRACE
|
|
OutputDebugStringW(L"CInputPin::KsQualityNotify NotImplemented\n");
|
|
#endif
|
|
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
//-------------------------------------------------------------------
|
|
// IKsPinEx
|
|
//
|
|
|
|
VOID
|
|
STDMETHODCALLTYPE
|
|
CInputPin::KsNotifyError(
|
|
IMediaSample* Sample,
|
|
HRESULT hr)
|
|
{
|
|
#ifdef KSPROXY_TRACE
|
|
OutputDebugStringW(L"CInputPin::KsNotifyError NotImplemented\n");
|
|
#endif
|
|
}
|
|
|
|
|
|
//-------------------------------------------------------------------
|
|
// IKsControl
|
|
//
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::KsProperty(
|
|
PKSPROPERTY Property,
|
|
ULONG PropertyLength,
|
|
LPVOID PropertyData,
|
|
ULONG DataLength,
|
|
ULONG* BytesReturned)
|
|
{
|
|
assert(m_hPin != INVALID_HANDLE_VALUE);
|
|
return KsSynchronousDeviceControl(m_hPin, IOCTL_KS_PROPERTY, (PVOID)Property, PropertyLength, (PVOID)PropertyData, DataLength, BytesReturned);
|
|
}
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::KsMethod(
|
|
PKSMETHOD Method,
|
|
ULONG MethodLength,
|
|
LPVOID MethodData,
|
|
ULONG DataLength,
|
|
ULONG* BytesReturned)
|
|
{
|
|
assert(m_hPin != INVALID_HANDLE_VALUE);
|
|
return KsSynchronousDeviceControl(m_hPin, IOCTL_KS_METHOD, (PVOID)Method, MethodLength, (PVOID)MethodData, DataLength, BytesReturned);
|
|
}
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::KsEvent(
|
|
PKSEVENT Event,
|
|
ULONG EventLength,
|
|
LPVOID EventData,
|
|
ULONG DataLength,
|
|
ULONG* BytesReturned)
|
|
{
|
|
assert(m_hPin != INVALID_HANDLE_VALUE);
|
|
|
|
if (EventLength)
|
|
return KsSynchronousDeviceControl(m_hPin, IOCTL_KS_ENABLE_EVENT, (PVOID)Event, EventLength, (PVOID)EventData, DataLength, BytesReturned);
|
|
else
|
|
return KsSynchronousDeviceControl(m_hPin, IOCTL_KS_DISABLE_EVENT, (PVOID)Event, EventLength, NULL, 0, BytesReturned);
|
|
}
|
|
|
|
|
|
//-------------------------------------------------------------------
|
|
// IKsPropertySet
|
|
//
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::Set(
|
|
REFGUID guidPropSet,
|
|
DWORD dwPropID,
|
|
LPVOID pInstanceData,
|
|
DWORD cbInstanceData,
|
|
LPVOID pPropData,
|
|
DWORD cbPropData)
|
|
{
|
|
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_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()
|
|
{
|
|
assert(m_hPin);
|
|
return m_hPin;
|
|
}
|
|
|
|
//-------------------------------------------------------------------
|
|
// IPin interface
|
|
//
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::Connect(IPin *pReceivePin, const AM_MEDIA_TYPE *pmt)
|
|
{
|
|
#ifdef KSPROXY_TRACE
|
|
OutputDebugStringW(L"CInputPin::Connect NotImplemented\n");
|
|
#endif
|
|
return NOERROR;
|
|
}
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::ReceiveConnection(IPin *pConnector, const AM_MEDIA_TYPE *pmt)
|
|
{
|
|
HRESULT hr;
|
|
|
|
if (m_Pin)
|
|
{
|
|
// already connected
|
|
return VFW_E_ALREADY_CONNECTED;
|
|
}
|
|
|
|
// first check format
|
|
hr = CheckFormat(pmt);
|
|
if (FAILED(hr))
|
|
{
|
|
// format is not supported
|
|
return hr;
|
|
}
|
|
|
|
hr = CreatePin(pmt);
|
|
if (FAILED(hr))
|
|
{
|
|
return hr;
|
|
}
|
|
|
|
m_Pin = pConnector;
|
|
m_Pin->AddRef();
|
|
|
|
return S_OK;
|
|
}
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::Disconnect( void)
|
|
{
|
|
if (!m_Pin)
|
|
{
|
|
// pin was not connected
|
|
return S_FALSE;
|
|
}
|
|
|
|
//FIXME
|
|
//check if filter is active
|
|
|
|
m_Pin->Release();
|
|
m_Pin = NULL;
|
|
|
|
#ifdef KSPROXY_TRACE
|
|
OutputDebugStringW(L"CInputPin::Disconnect\n");
|
|
#endif
|
|
|
|
return S_OK;
|
|
}
|
|
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)
|
|
{
|
|
if (!m_Pin)
|
|
return VFW_E_NOT_CONNECTED;
|
|
|
|
#ifdef KSPROXY_TRACE
|
|
OutputDebugStringW(L"CInputPin::ConnectionMediaType NotImplemented\n");
|
|
#endif
|
|
|
|
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)
|
|
{
|
|
HRESULT hr;
|
|
ULONG MediaTypeCount = 0, Index;
|
|
AM_MEDIA_TYPE * MediaTypes;
|
|
IKsObject * KsObjectParent;
|
|
HANDLE hFilter;
|
|
|
|
hr = m_ParentFilter->QueryInterface(IID_IKsObject, (LPVOID*)&KsObjectParent);
|
|
if (FAILED(hr))
|
|
return hr;
|
|
|
|
hFilter = KsObjectParent->KsGetObjectHandle();
|
|
|
|
KsObjectParent->Release();
|
|
|
|
if (!hFilter)
|
|
return E_HANDLE;
|
|
|
|
|
|
// query media type count
|
|
hr = KsGetMediaTypeCount(hFilter, m_PinId, &MediaTypeCount);
|
|
if (FAILED(hr) || !MediaTypeCount)
|
|
return hr;
|
|
|
|
// allocate media types
|
|
MediaTypes = (AM_MEDIA_TYPE*)CoTaskMemAlloc(sizeof(AM_MEDIA_TYPE) * MediaTypeCount);
|
|
if (!MediaTypes)
|
|
{
|
|
// not enough memory
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
|
|
// zero media types
|
|
ZeroMemory(MediaTypes, sizeof(AM_MEDIA_TYPE) * MediaTypeCount);
|
|
|
|
for(Index = 0; Index < MediaTypeCount; Index++)
|
|
{
|
|
// get media type
|
|
hr = KsGetMediaType(Index, &MediaTypes[Index], hFilter, m_PinId);
|
|
if (FAILED(hr))
|
|
{
|
|
// failed
|
|
CoTaskMemFree(MediaTypes);
|
|
return hr;
|
|
}
|
|
}
|
|
|
|
return CEnumMediaTypes_fnConstructor(MediaTypeCount, MediaTypes, IID_IEnumMediaTypes, (void**)ppEnum);
|
|
}
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::QueryInternalConnections(IPin **apPin, ULONG *nPin)
|
|
{
|
|
#ifdef KSPROXY_TRACE
|
|
OutputDebugStringW(L"CInputPin::QueryInternalConnections NotImplemented\n");
|
|
#endif
|
|
return E_NOTIMPL;
|
|
}
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::EndOfStream( void)
|
|
{
|
|
#ifdef KSPROXY_TRACE
|
|
OutputDebugStringW(L"CInputPin::EndOfStream NotImplemented\n");
|
|
#endif
|
|
return E_NOTIMPL;
|
|
}
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::BeginFlush( void)
|
|
{
|
|
#ifdef KSPROXY_TRACE
|
|
OutputDebugStringW(L"CInputPin::BeginFlush NotImplemented\n");
|
|
#endif
|
|
return E_NOTIMPL;
|
|
}
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::EndFlush( void)
|
|
{
|
|
#ifdef KSPROXY_TRACE
|
|
OutputDebugStringW(L"CInputPin::EndFlush NotImplemented\n");
|
|
#endif
|
|
return E_NOTIMPL;
|
|
}
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::NewSegment(REFERENCE_TIME tStart, REFERENCE_TIME tStop, double dRate)
|
|
{
|
|
#ifdef KSPROXY_TRACE
|
|
OutputDebugStringW(L"CInputPin::NewSegment NotImplemented\n");
|
|
#endif
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
|
|
//-------------------------------------------------------------------
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::CheckFormat(
|
|
const AM_MEDIA_TYPE *pmt)
|
|
{
|
|
PKSMULTIPLE_ITEM MultipleItem;
|
|
PKSDATAFORMAT DataFormat;
|
|
HRESULT hr;
|
|
IKsObject * KsObjectParent;
|
|
HANDLE hFilter;
|
|
|
|
if (!pmt)
|
|
return E_POINTER;
|
|
|
|
hr = m_ParentFilter->QueryInterface(IID_IKsObject, (LPVOID*)&KsObjectParent);
|
|
if (FAILED(hr))
|
|
return hr;
|
|
|
|
hFilter = KsObjectParent->KsGetObjectHandle();
|
|
|
|
KsObjectParent->Release();
|
|
|
|
if (!hFilter)
|
|
return E_HANDLE;
|
|
|
|
|
|
hr = KsGetMultiplePinFactoryItems(hFilter, m_PinId, KSPROPERTY_PIN_DATARANGES, (PVOID*)&MultipleItem);
|
|
if (FAILED(hr))
|
|
return S_FALSE;
|
|
|
|
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);
|
|
#ifdef KSPROXY_TRACE
|
|
OutputDebugStringW(L"CInputPin::CheckFormat format OK\n");
|
|
#endif
|
|
return S_OK;
|
|
}
|
|
DataFormat = (PKSDATAFORMAT)((ULONG_PTR)DataFormat + DataFormat->FormatSize);
|
|
}
|
|
//format is not supported
|
|
CoTaskMemFree(MultipleItem);
|
|
return S_FALSE;
|
|
}
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::CreatePin(
|
|
const AM_MEDIA_TYPE *pmt)
|
|
{
|
|
PKSMULTIPLE_ITEM MediumList;
|
|
PKSMULTIPLE_ITEM InterfaceList;
|
|
PKSPIN_MEDIUM Medium;
|
|
PKSPIN_INTERFACE Interface;
|
|
IKsInterfaceHandler * InterfaceHandler;
|
|
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;
|
|
}
|
|
|
|
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;
|
|
}
|
|
|
|
if (m_Communication != KSPIN_COMMUNICATION_BRIDGE && m_Communication != KSPIN_COMMUNICATION_NONE)
|
|
{
|
|
if (!m_InterfaceHandler)
|
|
{
|
|
// now load the IKsInterfaceHandler plugin
|
|
hr = CoCreateInstance(Interface->Set, NULL, CLSCTX_INPROC_SERVER, IID_IKsInterfaceHandler, (void**)&InterfaceHandler);
|
|
if (FAILED(hr))
|
|
{
|
|
// failed to load interface handler plugin
|
|
#ifdef KSPROXY_TRACE
|
|
OutputDebugStringW(L"CInputPin::CreatePin failed to load InterfaceHandlerPlugin\n");
|
|
#endif
|
|
CoTaskMemFree(MediumList);
|
|
CoTaskMemFree(InterfaceList);
|
|
|
|
return hr;
|
|
}
|
|
|
|
// now set the pin
|
|
hr = InterfaceHandler->KsSetPin((IKsPin*)this);
|
|
if (FAILED(hr))
|
|
{
|
|
// failed to load interface handler plugin
|
|
#ifdef KSPROXY_TRACE
|
|
OutputDebugStringW(L"CInputPin::CreatePin failed to initialize InterfaceHandlerPlugin\n");
|
|
#endif
|
|
InterfaceHandler->Release();
|
|
CoTaskMemFree(MediumList);
|
|
CoTaskMemFree(InterfaceList);
|
|
return hr;
|
|
}
|
|
|
|
// store interface handler
|
|
m_InterfaceHandler = InterfaceHandler;
|
|
}
|
|
|
|
// now create pin
|
|
hr = CreatePinHandle(Medium, Interface, pmt);
|
|
if (FAILED(hr))
|
|
{
|
|
m_InterfaceHandler->Release();
|
|
m_InterfaceHandler = InterfaceHandler;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
#ifdef KSPROXY_TRACE
|
|
WCHAR Buffer[100];
|
|
swprintf(Buffer, L"CInputPin::CreatePin unexpected communication %u %s\n", m_Communication, m_PinName);
|
|
OutputDebugStringW(Buffer);
|
|
#endif
|
|
hr = E_FAIL;
|
|
}
|
|
|
|
// free medium / interface / dataformat
|
|
CoTaskMemFree(MediumList);
|
|
CoTaskMemFree(InterfaceList);
|
|
|
|
return hr;
|
|
}
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::CreatePinHandle(
|
|
PKSPIN_MEDIUM Medium,
|
|
PKSPIN_INTERFACE Interface,
|
|
const AM_MEDIA_TYPE *pmt)
|
|
{
|
|
PKSPIN_CONNECT PinConnect;
|
|
PKSDATAFORMAT DataFormat;
|
|
ULONG Length;
|
|
HRESULT hr;
|
|
IKsObject * KsObjectParent;
|
|
HANDLE hFilter;
|
|
|
|
if (!pmt)
|
|
return E_POINTER;
|
|
|
|
hr = m_ParentFilter->QueryInterface(IID_IKsObject, (LPVOID*)&KsObjectParent);
|
|
if (FAILED(hr))
|
|
return hr;
|
|
|
|
hFilter = KsObjectParent->KsGetObjectHandle();
|
|
|
|
KsObjectParent->Release();
|
|
|
|
if (!hFilter)
|
|
return E_HANDLE;
|
|
|
|
|
|
if (m_hPin != INVALID_HANDLE_VALUE)
|
|
{
|
|
// pin already exists
|
|
//CloseHandle(m_hPin);
|
|
//m_hPin = INVALID_HANDLE_VALUE;
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
// calc format size
|
|
Length = sizeof(KSPIN_CONNECT) + sizeof(KSDATAFORMAT) + pmt->cbFormat;
|
|
|
|
// 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;
|
|
|
|
// get dataformat offset
|
|
DataFormat = (PKSDATAFORMAT)(PinConnect + 1);
|
|
|
|
// copy data format
|
|
DataFormat->FormatSize = sizeof(KSDATAFORMAT) + pmt->cbFormat;
|
|
DataFormat->Flags = 0;
|
|
DataFormat->SampleSize = pmt->lSampleSize;
|
|
DataFormat->Reserved = 0;
|
|
CopyMemory(&DataFormat->MajorFormat, &pmt->majortype, sizeof(GUID));
|
|
CopyMemory(&DataFormat->SubFormat, &pmt->subtype, sizeof(GUID));
|
|
CopyMemory(&DataFormat->Specifier, &pmt->formattype, sizeof(GUID));
|
|
|
|
if (pmt->cbFormat)
|
|
{
|
|
// copy extended format
|
|
CopyMemory((DataFormat + 1), pmt->pbFormat, pmt->cbFormat);
|
|
}
|
|
|
|
// create pin
|
|
hr = KsCreatePin(hFilter, PinConnect, GENERIC_WRITE, &m_hPin);
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
// store current interface / medium
|
|
CopyMemory(&m_Medium, Medium, sizeof(KSPIN_MEDIUM));
|
|
CopyMemory(&m_Interface, Interface, sizeof(KSPIN_INTERFACE));
|
|
CopyMemory(&m_MediaFormat, pmt, sizeof(AM_MEDIA_TYPE));
|
|
|
|
#ifdef KSPROXY_TRACE
|
|
LPOLESTR pMajor, pSub, pFormat;
|
|
StringFromIID(m_MediaFormat.majortype, &pMajor);
|
|
StringFromIID(m_MediaFormat.subtype , &pSub);
|
|
StringFromIID(m_MediaFormat.formattype, &pFormat);
|
|
|
|
WCHAR Buffer[200];
|
|
swprintf(Buffer, L"CInputPin::CreatePinHandle Major %s SubType %s Format %s pbFormat %p cbFormat %u\n", pMajor, pSub, pFormat, pmt->pbFormat, pmt->cbFormat);
|
|
CoTaskMemFree(pMajor);
|
|
CoTaskMemFree(pSub);
|
|
CoTaskMemFree(pFormat);
|
|
OutputDebugStringW(Buffer);
|
|
#endif
|
|
|
|
if (pmt->cbFormat)
|
|
{
|
|
m_MediaFormat.pbFormat = (BYTE*)CoTaskMemAlloc(pmt->cbFormat);
|
|
if (!m_MediaFormat.pbFormat)
|
|
{
|
|
CoTaskMemFree(PinConnect);
|
|
m_MediaFormat.pbFormat = NULL;
|
|
m_MediaFormat.cbFormat = 0;
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
CopyMemory(m_MediaFormat.pbFormat, pmt->pbFormat, pmt->cbFormat);
|
|
}
|
|
|
|
LPGUID pGuid;
|
|
ULONG NumGuids = 0;
|
|
|
|
// get all supported sets
|
|
hr = GetSupportedSets(&pGuid, &NumGuids);
|
|
if (FAILED(hr))
|
|
{
|
|
#ifdef KSPROXY_TRACE
|
|
OutputDebugStringW(L"CInputPin::CreatePinHandle GetSupportedSets failed\n");
|
|
#endif
|
|
return hr;
|
|
}
|
|
|
|
// load all proxy plugins
|
|
hr = LoadProxyPlugins(pGuid, NumGuids);
|
|
if (FAILED(hr))
|
|
{
|
|
#ifdef KSPROXY_TRACE
|
|
OutputDebugStringW(L"CInputPin::CreatePinHandle LoadProxyPlugins failed\n");
|
|
#endif
|
|
return hr;
|
|
}
|
|
|
|
// free sets
|
|
CoTaskMemFree(pGuid);
|
|
|
|
|
|
//TODO
|
|
// connect pin pipes
|
|
|
|
}
|
|
|
|
// free pin connect
|
|
CoTaskMemFree(PinConnect);
|
|
|
|
return hr;
|
|
}
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::GetSupportedSets(
|
|
LPGUID * pOutGuid,
|
|
PULONG NumGuids)
|
|
{
|
|
KSPROPERTY Property;
|
|
LPGUID pGuid;
|
|
ULONG NumProperty = 0;
|
|
ULONG NumMethods = 0;
|
|
ULONG NumEvents = 0;
|
|
ULONG Length;
|
|
ULONG BytesReturned;
|
|
HRESULT hr;
|
|
|
|
Property.Set = GUID_NULL;
|
|
Property.Id = 0;
|
|
Property.Flags = KSPROPERTY_TYPE_SETSUPPORT;
|
|
|
|
KsSynchronousDeviceControl(m_hPin, IOCTL_KS_PROPERTY, (PVOID)&Property, sizeof(KSPROPERTY), NULL, 0, &NumProperty);
|
|
KsSynchronousDeviceControl(m_hPin, IOCTL_KS_METHOD, (PVOID)&Property, sizeof(KSPROPERTY), NULL, 0, &NumMethods);
|
|
KsSynchronousDeviceControl(m_hPin, IOCTL_KS_ENABLE_EVENT, (PVOID)&Property, sizeof(KSPROPERTY), NULL, 0, &NumEvents);
|
|
|
|
Length = NumProperty + NumMethods + NumEvents;
|
|
|
|
assert(Length);
|
|
|
|
// allocate guid buffer
|
|
pGuid = (LPGUID)CoTaskMemAlloc(Length);
|
|
if (!pGuid)
|
|
{
|
|
// failed
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
|
|
NumProperty /= sizeof(GUID);
|
|
NumMethods /= sizeof(GUID);
|
|
NumEvents /= sizeof(GUID);
|
|
|
|
#ifdef KSPROXY_TRACE
|
|
WCHAR Buffer[200];
|
|
swprintf(Buffer, L"CInputPin::GetSupportedSets NumProperty %lu NumMethods %lu NumEvents %lu\n", NumProperty, NumMethods, NumEvents);
|
|
OutputDebugStringW(Buffer);
|
|
#endif
|
|
|
|
// get all properties
|
|
hr = KsSynchronousDeviceControl(m_hPin, IOCTL_KS_PROPERTY, (PVOID)&Property, sizeof(KSPROPERTY), (PVOID)pGuid, Length, &BytesReturned);
|
|
if (FAILED(hr))
|
|
{
|
|
CoTaskMemFree(pGuid);
|
|
return E_FAIL;
|
|
}
|
|
Length -= BytesReturned;
|
|
|
|
// get all methods
|
|
if (Length && NumMethods)
|
|
{
|
|
hr = KsSynchronousDeviceControl(m_hPin, IOCTL_KS_METHOD, (PVOID)&Property, sizeof(KSPROPERTY), (PVOID)&pGuid[NumProperty], Length, &BytesReturned);
|
|
if (FAILED(hr))
|
|
{
|
|
CoTaskMemFree(pGuid);
|
|
return E_FAIL;
|
|
}
|
|
Length -= BytesReturned;
|
|
}
|
|
|
|
// get all events
|
|
if (Length && NumEvents)
|
|
{
|
|
hr = KsSynchronousDeviceControl(m_hPin, IOCTL_KS_ENABLE_EVENT, (PVOID)&Property, sizeof(KSPROPERTY), (PVOID)&pGuid[NumProperty+NumMethods], Length, &BytesReturned);
|
|
if (FAILED(hr))
|
|
{
|
|
CoTaskMemFree(pGuid);
|
|
return E_FAIL;
|
|
}
|
|
Length -= BytesReturned;
|
|
}
|
|
|
|
*pOutGuid = pGuid;
|
|
*NumGuids = NumProperty+NumEvents+NumMethods;
|
|
return S_OK;
|
|
}
|
|
|
|
HRESULT
|
|
STDMETHODCALLTYPE
|
|
CInputPin::LoadProxyPlugins(
|
|
LPGUID pGuids,
|
|
ULONG NumGuids)
|
|
{
|
|
ULONG Index;
|
|
LPOLESTR pStr;
|
|
HKEY hKey, hSubKey;
|
|
HRESULT hr;
|
|
IUnknown * pUnknown;
|
|
|
|
if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, L"SYSTEM\\CurrentControlSet\\Control\\MediaInterfaces", 0, KEY_READ, &hKey) != ERROR_SUCCESS)
|
|
{
|
|
OutputDebugStringW(L"CInputPin::LoadProxyPlugins failed to open MediaInterfaces key\n");
|
|
return E_FAIL;
|
|
}
|
|
|
|
// enumerate all sets
|
|
for(Index = 0; Index < NumGuids; Index++)
|
|
{
|
|
// convert to string
|
|
hr = StringFromCLSID(pGuids[Index], &pStr);
|
|
if (FAILED(hr))
|
|
return E_FAIL;
|
|
|
|
// now try open class key
|
|
if (RegOpenKeyExW(hKey, pStr, 0, KEY_READ, &hSubKey) != ERROR_SUCCESS)
|
|
{
|
|
// no plugin for that set exists
|
|
CoTaskMemFree(pStr);
|
|
continue;
|
|
}
|
|
|
|
// try load plugin
|
|
hr = CoCreateInstance(pGuids[Index], (IBaseFilter*)this, CLSCTX_INPROC_SERVER, IID_IUnknown, (void**)&pUnknown);
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
// store plugin
|
|
m_Plugins.push_back(pUnknown);
|
|
}
|
|
// close key
|
|
RegCloseKey(hSubKey);
|
|
}
|
|
|
|
// close media interfaces key
|
|
RegCloseKey(hKey);
|
|
return S_OK;
|
|
}
|
|
|
|
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, PinId, Communication);
|
|
|
|
if (!handler)
|
|
return E_OUTOFMEMORY;
|
|
|
|
if (FAILED(handler->QueryInterface(riid, ppv)))
|
|
{
|
|
/* not supported */
|
|
delete handler;
|
|
return E_NOINTERFACE;
|
|
}
|
|
|
|
return S_OK;
|
|
}
|