diff options
Diffstat (limited to 'thirdparties/win32/include/directshow/amfilter.h')
| -rwxr-xr-x | thirdparties/win32/include/directshow/amfilter.h | 185 |
1 files changed, 97 insertions, 88 deletions
diff --git a/thirdparties/win32/include/directshow/amfilter.h b/thirdparties/win32/include/directshow/amfilter.h index 8646bc0..b86ece5 100755 --- a/thirdparties/win32/include/directshow/amfilter.h +++ b/thirdparties/win32/include/directshow/amfilter.h @@ -54,7 +54,7 @@ class CMemAllocator; // Implements memory buffer allocation //===================================================================== class AM_NOVTABLE CBaseMediaFilter : public CUnknown, - public IMediaFilter + public IMediaFilter { protected: @@ -67,7 +67,7 @@ protected: CRefTime m_tStart; CLSID m_clsid; // This filters clsid - // used for serialization + // used for serialization CCritSec *m_pLock; // Object we use for locking public: @@ -76,7 +76,7 @@ public: __in_opt LPCTSTR pName, __inout_opt LPUNKNOWN pUnk, __in CCritSec *pLock, - REFCLSID clsid); + REFCLSID clsid); virtual ~CBaseMediaFilter(); @@ -146,18 +146,18 @@ public: class AM_NOVTABLE CBaseFilter : public CUnknown, // Handles an IUnknown - public IBaseFilter, // The Filter Interface - public IAMovieSetup // For un/registration + public IBaseFilter, // The Filter Interface + public IAMovieSetup // For un/registration { -friend class CBasePin; + friend class CBasePin; protected: FILTER_STATE m_State; // current state: running, paused IReferenceClock *m_pClock; // this graph's ref clock CRefTime m_tStart; // offset from stream time to reference time CLSID m_clsid; // This filters clsid - // used for serialization + // used for serialization CCritSec *m_pLock; // Object we use for locking WCHAR *m_pName; // Full filter name @@ -171,26 +171,26 @@ public: __in_opt LPCTSTR pName, // Object description __inout_opt LPUNKNOWN pUnk, // IUnknown of delegating object __in CCritSec *pLock, // Object who maintains lock - REFCLSID clsid); // The clsid to be used to serialize this filter + REFCLSID clsid); // The clsid to be used to serialize this filter CBaseFilter( __in_opt LPCTSTR pName, // Object description __in_opt LPUNKNOWN pUnk, // IUnknown of delegating object __in CCritSec *pLock, // Object who maintains lock - REFCLSID clsid, // The clsid to be used to serialize this filter + REFCLSID clsid, // The clsid to be used to serialize this filter __inout HRESULT *phr); // General OLE return code #ifdef UNICODE CBaseFilter( __in_opt LPCSTR pName, // Object description __in_opt LPUNKNOWN pUnk, // IUnknown of delegating object __in CCritSec *pLock, // Object who maintains lock - REFCLSID clsid); // The clsid to be used to serialize this filter + REFCLSID clsid); // The clsid to be used to serialize this filter CBaseFilter( __in_opt LPCSTR pName, // Object description __in_opt LPUNKNOWN pUnk, // IUnknown of delegating object __in CCritSec *pLock, // Object who maintains lock - REFCLSID clsid, // The clsid to be used to serialize this filter + REFCLSID clsid, // The clsid to be used to serialize this filter __inout HRESULT *phr); // General OLE return code #endif ~CBaseFilter(); @@ -253,7 +253,7 @@ public: // pin enumerator STDMETHODIMP EnumPins( - __deref_out IEnumPins ** ppEnum); + __deref_out IEnumPins ** ppEnum); // default behaviour of FindPin assumes pin ids are their names @@ -263,18 +263,18 @@ public: ); STDMETHODIMP QueryFilterInfo( - __out FILTER_INFO * pInfo); + __out FILTER_INFO * pInfo); STDMETHODIMP JoinFilterGraph( - __inout_opt IFilterGraph * pGraph, - __in_opt LPCWSTR pName); + __inout_opt IFilterGraph * pGraph, + __in_opt LPCWSTR pName); // return a Vendor information string. Optional - may return E_NOTIMPL. // memory returned should be freed using CoTaskMemFree // default implementation returns E_NOTIMPL STDMETHODIMP QueryVendorInfo( - __deref_out LPWSTR* pVendorInfo - ); + __deref_out LPWSTR* pVendorInfo + ); // --- helper methods --- @@ -314,7 +314,9 @@ public: // --- setup helper methods --- // (override to return filters setup data) - virtual __out_opt LPAMOVIESETUP_FILTER GetSetupData(){ return NULL; } + virtual __out_opt LPAMOVIESETUP_FILTER GetSetupData() { + return NULL; + } }; @@ -339,7 +341,7 @@ protected: bool m_bRunTimeError; // Run time error generated bool m_bCanReconnectWhenActive; // OK to reconnect when active bool m_bTryMyTypesFirst; // When connecting enumerate - // this pin's types first + // this pin's types first CBaseFilter *m_pFilter; // Filter we were created by IQualityControl *m_pQSink; // Target for Quality messages LONG m_TypeVersion; // Holds current type version @@ -376,17 +378,17 @@ protected: // try all the media types in this enumerator - for each that // we accept, try to connect using ReceiveConnection. HRESULT TryMediaTypes( - IPin *pReceivePin, // connect to this pin - __in_opt const CMediaType *pmt, // proposed type from Connect - IEnumMediaTypes *pEnum); // try this enumerator + IPin *pReceivePin, // connect to this pin + __in_opt const CMediaType *pmt, // proposed type from Connect + IEnumMediaTypes *pEnum); // try this enumerator // establish a connection with a suitable mediatype. Needs to // propose a media type if the pmt pointer is null or partially // specified - use TryMediaTypes on both our and then the other pin's // enumerator until we find one that works. HRESULT AgreeMediaType( - IPin *pReceivePin, // connect to this pin - const CMediaType *pmt); // proposed type from Connect + IPin *pReceivePin, // connect to this pin + const CMediaType *pmt); // proposed type from Connect public: @@ -441,7 +443,7 @@ public: ); STDMETHODIMP QueryDirection( - __out PIN_DIRECTION * pPinDir + __out PIN_DIRECTION * pPinDir ); STDMETHODIMP QueryId( @@ -466,10 +468,12 @@ public: // all visible output pins and vice versa. // apPin can be NULL if nPin==0 (not otherwise). STDMETHODIMP QueryInternalConnections( - __out_ecount_part(*nPin,*nPin) IPin* *apPin, // array of IPin* + __out_ecount_part(*nPin,*nPin) IPin**apPin, // array of IPin* __inout ULONG *nPin // on input, the number of slots - // on output the number of pins - ) { return E_NOTIMPL; } + // on output the number of pins + ) { + return E_NOTIMPL; + } // Called when no more data will be sent STDMETHODIMP EndOfStream(void); @@ -481,9 +485,9 @@ public: // returns S_OK. // Override this to pass downstream. STDMETHODIMP NewSegment( - REFERENCE_TIME tStart, - REFERENCE_TIME tStop, - double dRate); + REFERENCE_TIME tStart, + REFERENCE_TIME tStop, + double dRate); //================================================================================ // IQualityControl methods @@ -496,9 +500,13 @@ public: // --- helper methods --- // Returns true if the pin is connected. false otherwise. - BOOL IsConnected(void) {return (m_Connected != NULL); }; + BOOL IsConnected(void) { + return (m_Connected != NULL); + }; // Return the pin this is connected to (if any) - IPin * GetConnected() { return m_Connected; }; + IPin * GetConnected() { + return m_Connected; + }; // Check if our filter is currently stopped BOOL IsStopped() { @@ -548,16 +556,16 @@ public: } // Access name - LPWSTR Name() { return m_pName; }; + LPWSTR Name() { + return m_pName; + }; // Can reconnectwhen active? - void SetReconnectWhenActive(bool bCanReconnect) - { + void SetReconnectWhenActive(bool bCanReconnect) { m_bCanReconnectWhenActive = bCanReconnect; } - bool CanReconnectWhenActive() - { + bool CanReconnectWhenActive() { return m_bCanReconnectWhenActive; } @@ -590,8 +598,8 @@ class CEnumPins : public IEnumPins // The interface we support typedef CGenericList<CBasePin> CPinList; CPinList m_PinCache; // These pointers have not been AddRef'ed and - // so they should not be dereferenced. They are - // merely kept to ID which pins have been enumerated. + // so they should not be dereferenced. They are + // merely kept to ID which pins have been enumerated. #ifdef DEBUG DWORD m_dwCookie; @@ -716,7 +724,7 @@ protected: IMemAllocator *m_pAllocator; IMemInputPin *m_pInputPin; // interface on the downstreaminput pin - // set up in CheckConnect when we connect. + // set up in CheckConnect when we connect. public: @@ -791,9 +799,9 @@ public: // deliver NewSegment to connected pin - you will need to // override this if you queue any data in your output pin. virtual HRESULT DeliverNewSegment( - REFERENCE_TIME tStart, - REFERENCE_TIME tStop, - double dRate); + REFERENCE_TIME tStart, + REFERENCE_TIME tStop, + double dRate); //================================================================================ // IQualityControl methods @@ -817,7 +825,7 @@ public: //===================================================================== class AM_NOVTABLE CBaseInputPin : public CBasePin, - public IMemInputPin + public IMemInputPin { protected: @@ -866,8 +874,8 @@ public: // tell the input pin which allocator the output pin is actually // going to use. STDMETHODIMP NotifyAllocator( - IMemAllocator * pAllocator, - BOOL bReadOnly); + IMemAllocator * pAllocator, + BOOL bReadOnly); // do something with this media sample STDMETHODIMP Receive(IMediaSample *pSample); @@ -947,7 +955,7 @@ public: // class CDynamicOutputPin : public CBaseOutputPin, - public IPinFlowControl + public IPinFlowControl { public: #ifdef UNICODE @@ -981,11 +989,11 @@ public: // Set graph config info void SetConfigInfo(IGraphConfig *pGraphConfig, HANDLE hStopEvent); - #ifdef DEBUG +#ifdef DEBUG virtual HRESULT Deliver(IMediaSample *pSample); virtual HRESULT DeliverEndOfStream(void); virtual HRESULT DeliverNewSegment(REFERENCE_TIME tStart, REFERENCE_TIME tStop, double dRate); - #endif // DEBUG +#endif // DEBUG HRESULT DeliverBeginFlush(void); HRESULT DeliverEndFlush(void); @@ -999,12 +1007,12 @@ public: virtual bool StreamingThreadUsingOutputPin(void); HRESULT ChangeOutputFormat - ( + ( const AM_MEDIA_TYPE *pmt, REFERENCE_TIME tSegmentStart, REFERENCE_TIME tSegmentStop, double dSegmentRate - ); + ); HRESULT ChangeMediaType(const CMediaType *pmt); HRESULT DynamicReconnect(const CMediaType *pmt); @@ -1018,8 +1026,7 @@ protected: static HRESULT WaitEvent(HANDLE hEvent); - enum BLOCK_STATE - { + enum BLOCK_STATE { NOT_BLOCKED, PENDING, BLOCKED @@ -1075,9 +1082,9 @@ private: HRESULT Initialize(void); HRESULT ChangeMediaTypeHelper(const CMediaType *pmt); - #ifdef DEBUG +#ifdef DEBUG void AssertValid(void); - #endif // DEBUG +#endif // DEBUG }; class CAutoUsingOutputPin @@ -1101,8 +1108,7 @@ inline CAutoUsingOutputPin::CAutoUsingOutputPin( __in CDynamicOutputPin* pOutput ASSERT( S_OK == *phr ); HRESULT hr = pOutputPin->StartUsingOutputPin(); - if( FAILED( hr ) ) - { + if( FAILED( hr ) ) { *phr = hr; return; } @@ -1112,8 +1118,7 @@ inline CAutoUsingOutputPin::CAutoUsingOutputPin( __in CDynamicOutputPin* pOutput inline CAutoUsingOutputPin::~CAutoUsingOutputPin() { - if( NULL != m_pOutputPin ) - { + if( NULL != m_pOutputPin ) { m_pOutputPin->StopUsingOutputPin(); } } @@ -1209,9 +1214,9 @@ protected: we do no internal processing on it we leave it as a pointer */ DWORD m_dwFlags; /* Flags for this sample */ - /* Type specific flags are packed - into the top word - */ + /* Type specific flags are packed + into the top word + */ DWORD m_dwTypeSpecificFlags; /* Media type specific flags */ __field_ecount_opt(m_cbBuffer) LPBYTE m_pBuffer; /* Pointer to the complete buffer */ LONG m_lActual; /* Length of data in this sample */ @@ -1298,14 +1303,14 @@ public: // get the media times for this sample STDMETHODIMP GetMediaTime( - __out LONGLONG * pTimeStart, - __out LONGLONG * pTimeEnd + __out LONGLONG * pTimeStart, + __out LONGLONG * pTimeEnd ); // Set the media times for this sample STDMETHODIMP SetMediaTime( - __in_opt LONGLONG * pTimeStart, - __in_opt LONGLONG * pTimeEnd + __in_opt LONGLONG * pTimeStart, + __in_opt LONGLONG * pTimeEnd ); // Set and get properties (IMediaSample2) @@ -1337,15 +1342,14 @@ public: //===================================================================== class AM_NOVTABLE CBaseAllocator : public CUnknown,// A non delegating IUnknown - public IMemAllocatorCallbackTemp, // The interface we support - public CCritSec // Provides object locking + public IMemAllocatorCallbackTemp, // The interface we support + public CCritSec // Provides object locking { class CSampleList; friend class CSampleList; /* Trick to get at protected member in CMediaSample */ - static CMediaSample * &NextSample(__in CMediaSample *pSample) - { + static CMediaSample * &NextSample(__in CMediaSample *pSample) { return pSample->m_pNext; }; @@ -1355,23 +1359,26 @@ class AM_NOVTABLE CBaseAllocator : public CUnknown,// A non delegating IUnknown public: CSampleList() : m_List(NULL), m_nOnList(0) {}; #ifdef DEBUG - ~CSampleList() - { + ~CSampleList() { ASSERT(m_nOnList == 0); }; #endif - CMediaSample *Head() const { return m_List; }; - CMediaSample *Next(__in CMediaSample *pSample) const { return CBaseAllocator::NextSample(pSample); }; - int GetCount() const { return m_nOnList; }; - void Add(__inout CMediaSample *pSample) - { + CMediaSample *Head() const { + return m_List; + }; + CMediaSample *Next(__in CMediaSample *pSample) const { + return CBaseAllocator::NextSample(pSample); + }; + int GetCount() const { + return m_nOnList; + }; + void Add(__inout CMediaSample *pSample) { ASSERT(pSample != NULL); CBaseAllocator::NextSample(pSample) = m_List; m_List = pSample; m_nOnList++; }; - CMediaSample *RemoveHead() - { + CMediaSample *RemoveHead() { CMediaSample *pSample = m_List; if (pSample != NULL) { m_List = CBaseAllocator::NextSample(m_List); @@ -1470,12 +1477,12 @@ public: STDMETHODIMP NonDelegatingQueryInterface(REFIID riid, __deref_out void **ppv); STDMETHODIMP SetProperties( - __in ALLOCATOR_PROPERTIES* pRequest, - __out ALLOCATOR_PROPERTIES* pActual); + __in ALLOCATOR_PROPERTIES* pRequest, + __out ALLOCATOR_PROPERTIES* pActual); // return the properties actually being used on this allocator STDMETHODIMP GetProperties( - __out ALLOCATOR_PROPERTIES* pProps); + __out ALLOCATOR_PROPERTIES* pProps); // override Commit to allocate memory. We handle the GetBuffer //state changes @@ -1511,7 +1518,9 @@ public: void NotifySample(); // Notify that we're waiting for a sample - void SetWaiting() { m_lWaiting++; }; + void SetWaiting() { + m_lWaiting++; + }; }; @@ -1557,8 +1566,8 @@ public: static CUnknown *CreateInstance(__inout_opt LPUNKNOWN, __inout HRESULT *); STDMETHODIMP SetProperties( - __in ALLOCATOR_PROPERTIES* pRequest, - __out ALLOCATOR_PROPERTIES* pActual); + __in ALLOCATOR_PROPERTIES* pRequest, + __out ALLOCATOR_PROPERTIES* pActual); CMemAllocator(__in_opt LPCTSTR , __inout_opt LPUNKNOWN, __inout HRESULT *); #ifdef UNICODE @@ -1570,8 +1579,8 @@ public: // helper used by IAMovieSetup implementation STDAPI AMovieSetupRegisterFilter( const AMOVIESETUP_FILTER * const psetupdata - , IFilterMapper * pIFM - , BOOL bRegister ); + , IFilterMapper * pIFM + , BOOL bRegister ); /////////////////////////////////////////////////////////////////////////// |
