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3027 lines
72 KiB
3027 lines
72 KiB
//
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// FPTerm.cpp
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//
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#include "stdafx.h"
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#include "FPTerm.h"
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#include "FPTrack.h" // FilePlayback Track Terminal
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#include "FPPriv.h"
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#include "tm.h"
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#define PLAYBACK_NOPLAYITEM (0xFF)
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// {4C8D0AF0-7BF0-4f33-9117-981A33DBD4E6}
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const CLSID CLSID_FilePlaybackTerminalCOMClass =
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{0x4C8D0AF0,0x7BF0,0x4f33,0x91,0x17,0x98,0x1A,0x33,0xDB,0xD4,0xE6};
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//////////////////////////////////////////////////////////////////////
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//
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// Constructor / Destructor - Methods implementation
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//
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//////////////////////////////////////////////////////////////////////
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CFPTerminal::CFPTerminal()
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:m_State(TMS_IDLE),
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m_htAddress(NULL),
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m_TerminalState( TS_NOTINUSE),
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m_pEventSink(NULL),
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m_nPlayIndex( PLAYBACK_NOPLAYITEM ),
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m_pFTM(NULL),
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m_bKnownSafeContext(FALSE),
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m_pPlaybackUnit(NULL)
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{
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LOG((MSP_TRACE, "CFPTerminal::CFPTerminal[%p] - enter", this));
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m_szName[0] = (TCHAR)0;
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VariantInit( &m_varPlayList );
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LOG((MSP_TRACE, "CFPTerminal::CFPTerminal - exit"));
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}
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CFPTerminal::~CFPTerminal()
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{
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LOG((MSP_TRACE, "CFPTerminal::~CFPTerminal[%p] - enter", this));
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//
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// get rid of all the tracks
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//
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ShutdownTracks();
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// Clean-up the event sink
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if( NULL != m_pEventSink )
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{
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m_pEventSink->Release();
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m_pEventSink = NULL;
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}
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// Release free thread marshaler
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if( m_pFTM )
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{
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m_pFTM->Release();
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m_pFTM = NULL;
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}
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// Clean-up the playback unit
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if( m_pPlaybackUnit )
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{
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m_pPlaybackUnit->Shutdown();
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delete m_pPlaybackUnit;
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m_pPlaybackUnit = NULL;
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}
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//
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// Clean the play list
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//
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VariantClear(&m_varPlayList);
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LOG((MSP_TRACE, "CFPTerminal::~CFPTerminal - exit"));
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}
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HRESULT CFPTerminal::FinalConstruct(void)
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{
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LOG((MSP_TRACE, "CFPTerminal::FinalConstruct[%p] - enter", this));
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HRESULT hr = CoCreateFreeThreadedMarshaler( GetControllingUnknown(),
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& m_pFTM );
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if ( FAILED(hr) )
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{
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LOG((MSP_ERROR, "CFPTerminal::FinalConstruct - "
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"create FTM returned 0x%08x; exit", hr));
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return hr;
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}
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LOG((MSP_TRACE, "CFPTerminal::FinalConstruct - exit S_OK"));
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return S_OK;
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}
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//////////////////////////////////////////////////////////////////////
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//
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// ITTerminal - Methods implementation
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//
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//////////////////////////////////////////////////////////////////////
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HRESULT CFPTerminal::get_TerminalClass(
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OUT BSTR *pVal)
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{
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//
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// Critical section
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//
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CLock lock(m_Lock);
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LOG((MSP_TRACE, "CFPTerminal::get_TerminalClass - enter [%p]", this));
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//
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// Validates argument
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//
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if( IsBadWritePtr( pVal, sizeof(BSTR)) )
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{
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LOG((MSP_ERROR, "CFPTerminal::get_TerminalClass - exit "
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"bad BSTR pointer. Returns E_POINTER"));
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return E_POINTER;
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}
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//
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// Get the LPOLESTR from IID
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//
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LPOLESTR lpszIID = NULL;
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HRESULT hr = StringFromIID( m_TerminalClassID, &lpszIID);
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if( FAILED(hr) )
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{
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LOG((MSP_ERROR, "CFPTerminal::get_TerminalClass - exit "
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"StringFromIID failed. Returns 0x%08x", hr));
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return hr;
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}
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//
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// Get BSTR from LPOLESTR
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//
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*pVal = SysAllocString( lpszIID );
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//
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// Clean up
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//
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CoTaskMemFree( lpszIID );
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hr = (*pVal) ? S_OK : E_OUTOFMEMORY;
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LOG((MSP_TRACE, "CFPTerminal::get_TerminalClass - exit 0x%08x", hr));
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return hr;
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}
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HRESULT CFPTerminal::get_TerminalType(
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OUT TERMINAL_TYPE *pVal)
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{
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//
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// Critical section
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//
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CLock lock(m_Lock);
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LOG((MSP_TRACE, "CFPTerminal::get_TerminalType - enter [%p]", this));
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//
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// Validates argument
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//
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if( IsBadWritePtr( pVal, sizeof(TERMINAL_TYPE)) )
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{
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LOG((MSP_ERROR, "CFPTerminal::get_TerminalType - exit "
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"bad TERMINAL_TYPE pointer. Returns E_POINTER"));
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return E_POINTER;
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}
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//
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// Return value
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//
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*pVal = TT_DYNAMIC;
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LOG((MSP_TRACE, "CFPTerminal::get_TerminalType - exit S_OK"));
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return S_OK;
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}
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HRESULT CFPTerminal::get_State(
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OUT TERMINAL_STATE *pVal)
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{
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//
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// Critical section
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//
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CLock lock(m_Lock);
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LOG((MSP_TRACE, "CFPTerminal::get_State - enter [%p]", this));
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//
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// Validates argument
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//
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if( IsBadWritePtr( pVal, sizeof(TERMINAL_STATE)) )
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{
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LOG((MSP_ERROR, "CFPTerminal::get_State - exit "
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"bad TERMINAL_TYPE pointer. Returns E_POINTER"));
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return E_POINTER;
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}
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//
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// Enumerate tracks
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//
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IEnumTerminal* pTracks = NULL;
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HRESULT hr = EnumerateTrackTerminals( &pTracks );
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if( FAILED(hr) )
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{
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LOG((MSP_ERROR, "CFPTerminal::get_State - exit "
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"EnumerateTrackTerminals failed. Returns 0x%08x", hr));
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return hr;
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}
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//
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// Read the state for each track
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// If one of them is in use then the parent
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// terminal is in use
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//
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TERMINAL_STATE TerminalState = TS_NOTINUSE;
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ITTerminal* pTerminal = NULL;
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ULONG cFetched = 0;
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while( S_OK == pTracks->Next(1, &pTerminal, &cFetched) )
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{
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//
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// Get the state for the track
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//
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hr = pTerminal->get_State( &TerminalState );
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//
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// Clean-up
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//
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pTerminal->Release();
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pTerminal = NULL;
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if( FAILED(hr) )
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{
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// Clean-up
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pTracks->Release();
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LOG((MSP_ERROR, "CFPTerminal::get_State - exit "
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"get_State failed. Returns 0x%08x", hr));
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return hr;
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}
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if( TerminalState == TS_INUSE )
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{
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// OK, we have a terminal in use
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break;
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}
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}
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//
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// Clean-up
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//
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pTracks->Release();
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//
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// Return value
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//
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*pVal = TerminalState;
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LOG((MSP_TRACE, "CFPTerminal::get_State - exit S_OK"));
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return S_OK;
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}
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HRESULT CFPTerminal::get_Name(
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OUT BSTR *pVal)
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{
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//
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// Critical section
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//
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CLock lock(m_Lock);
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LOG((MSP_TRACE, "CFPTerminal::get_Name - enter [%p]", this));
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//
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// Validates argument
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//
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if( IsBadWritePtr( pVal, sizeof(BSTR)) )
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{
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LOG((MSP_ERROR, "CFPTerminal::get_TerminalClass - exit "
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"bad BSTR pointer. Returns E_POINTER"));
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return E_POINTER;
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}
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//
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// Get the name from the resource file
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// if wasn't already read
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//
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if( m_szName[0] == (TCHAR)0)
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{
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//
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// Read the name
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//
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TCHAR szName[ MAX_PATH ];
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if(::LoadString(_Module.GetResourceInstance(), IDS_FPTERMINAL, szName, MAX_PATH))
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{
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lstrcpyn( m_szName, szName, MAX_PATH);
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}
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else
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{
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LOG((MSP_ERROR, "CFPTerminal::get_TerminalClass - exit "
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"LoadString failed. Returns E_OUTOFMEMORY"));
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return E_OUTOFMEMORY;
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}
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}
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//
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// Return value
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//
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*pVal = SysAllocString( m_szName );
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HRESULT hr = (*pVal) ? S_OK : E_OUTOFMEMORY;
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if( FAILED(hr) )
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{
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LOG((MSP_ERROR, "CFPTerminal::get_Name - exit 0x%08x", hr));
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}
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else
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{
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LOG((MSP_TRACE, "CFPTerminal::get_Name - exit 0x%08x", hr));
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}
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return hr;
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}
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HRESULT CFPTerminal::get_MediaType(
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OUT long * plMediaType)
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{
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//
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// Critical section
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//
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CLock lock(m_Lock);
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LOG((MSP_TRACE, "CFPTerminal::get_MediaType - enter [%p]", this));
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//
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// Validates argument
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//
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if( IsBadWritePtr( plMediaType, sizeof(long)) )
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{
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LOG((MSP_ERROR, "CFPTerminal::get_MediaType - exit "
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"bad long pointer. Returns E_POINTER"));
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return E_POINTER;
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}
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//
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//
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*plMediaType = TAPIMEDIATYPE_AUDIO | TAPIMEDIATYPE_MULTITRACK;
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LOG((MSP_TRACE, "CFPTerminal::get_MediaType - exit S_OK"));
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return S_OK;
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}
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HRESULT CFPTerminal::get_Direction(
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OUT TERMINAL_DIRECTION *pDirection)
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{
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//
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// Critical section
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//
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CLock lock(m_Lock);
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LOG((MSP_TRACE, "CFPTerminal::get_Direction - enter [%p]", this));
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//
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// Validates argument
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//
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if( IsBadWritePtr( pDirection, sizeof(TERMINAL_DIRECTION)) )
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{
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LOG((MSP_ERROR, "CFPTerminal::get_Direction - exit "
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"bad TERMINAL_DIRECTION pointer. Returns E_POINTER"));
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return E_POINTER;
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}
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//
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// Return value, this multi track temrinal supoports just
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// CAPTURE tracks!
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//
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*pDirection = TD_CAPTURE;
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LOG((MSP_TRACE, "CFPTerminal::get_Direction - exit S_OK"));
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return S_OK;
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}
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//////////////////////////////////////////////////////////////////////
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//
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// ITMultiTrackTerminal - Methods implementation
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//
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// neither CreateTrackTerminal nor RemoveTrackTerminal make sense on
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// a playback terminal
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//
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//////////////////////////////////////////////////////////////////////
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HRESULT STDMETHODCALLTYPE CFPTerminal::CreateTrackTerminal(
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IN long lMediaType,
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IN TERMINAL_DIRECTION Direction,
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OUT ITTerminal **ppTerminal
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)
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{
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LOG((MSP_TRACE, "CFPTerminal::CreateTrackTerminal[%p] - enter", this));
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LOG((MSP_TRACE,
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"CFPTerminal::CreateTrackTerminal - not supported on the playback terminal. return TAPI_E_NOTSUPPORTED"));
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return TAPI_E_NOTSUPPORTED;
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}
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HRESULT STDMETHODCALLTYPE CFPTerminal::RemoveTrackTerminal(
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IN ITTerminal *pTrackTerminalToRemove
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)
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{
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LOG((MSP_TRACE, "CFPTerminal::RemoveTrackTerminal[%p] - enter. pTrackTerminalToRemove = [%p]",
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this, pTrackTerminalToRemove));
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LOG((MSP_WARN,
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"CFPTerminal::RemoveTrackTerminal - not supported on a playback terminal. returning TAPI_E_NOTSUPPORTED"));
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return TAPI_E_NOTSUPPORTED;
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}
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//////////////////////////////////////////////////////////////////////
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//
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// ITMediaPlayback - Methods implementation
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//
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//////////////////////////////////////////////////////////////////////
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HRESULT CFPTerminal::put_PlayList(
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IN VARIANTARG PlayListVariant
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)
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{
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//
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// Critical section
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//
|
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CLock lock(m_Lock);
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LOG((MSP_TRACE, "CFPTerminal::put_PlayList[%p] - enter", this));
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long nLeftBound = 0;
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long nRightBound = 0;
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//
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// Validates the playlist
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//
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HRESULT hr = ValidatePlayList(
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PlayListVariant,
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&nLeftBound,
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&nRightBound
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);
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if( FAILED(hr) )
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{
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LOG((MSP_ERROR, "CFPTerminal::put_PlayList - "
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" ValidatePlayList failed. Returns 0x%08x", hr));
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return hr;
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}
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//
|
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// Validates the playlist
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//
|
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long nLeftBoundOld = 0;
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long nRightBoundOld = 0;
|
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HRESULT hrOld = ValidatePlayList(
|
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m_varPlayList,
|
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&nLeftBoundOld,
|
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&nRightBoundOld
|
|
);
|
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if( SUCCEEDED(hrOld) )
|
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{
|
|
HRESULT hr = DoStateTransition(TMS_IDLE);
|
|
if(FAILED(hr) )
|
|
{
|
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LOG((MSP_TRACE, "CFPTerminal::put_PlayList - "
|
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"DoStateTransition failed 0x%08x", hr));
|
|
}
|
|
|
|
//
|
|
// attempt to stop all tracks
|
|
//
|
|
|
|
hr = StopAllTracks();
|
|
if (FAILED(hr))
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::put_PlayList - "
|
|
"StopAllTrack failed 0x%08x", hr));
|
|
}
|
|
|
|
//
|
|
// the terminal is now stoped. update state.
|
|
//
|
|
|
|
m_State = TMS_IDLE;
|
|
|
|
//
|
|
// Store internal the playlist
|
|
//
|
|
VariantClear(&m_varPlayList);
|
|
VariantCopy( &m_varPlayList, &PlayListVariant);
|
|
|
|
//
|
|
// Play the first item
|
|
//
|
|
|
|
m_nPlayIndex = nLeftBound;
|
|
|
|
//
|
|
// Play the first element
|
|
//
|
|
hr = PlayItem( m_nPlayIndex );
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::put_PlayList - exit 0x%08x", hr));
|
|
return hr;
|
|
}
|
|
|
|
|
|
//
|
|
// Clean-up the existing play list
|
|
//
|
|
RollbackTrackInfo();
|
|
|
|
//
|
|
// Store internal the playlist
|
|
//
|
|
VariantClear(&m_varPlayList);
|
|
hr = VariantCopy( &m_varPlayList, &PlayListVariant);
|
|
if( FAILED(hr) )
|
|
{
|
|
// Clean-up
|
|
RollbackTrackInfo();
|
|
|
|
LOG((MSP_ERROR, "CFPTerminal::put_PlayList - "
|
|
" VariantCopy failed. Returns 0x%08x", hr));
|
|
|
|
return hr;
|
|
}
|
|
|
|
//
|
|
// Get the first file name from the list
|
|
//
|
|
m_nPlayIndex = nLeftBound;
|
|
BSTR bstrFileName = GetFileNameFromPlayList(
|
|
m_varPlayList,
|
|
m_nPlayIndex
|
|
);
|
|
|
|
if( bstrFileName == NULL )
|
|
{
|
|
// Clean-up
|
|
RollbackTrackInfo();
|
|
|
|
LOG((MSP_ERROR, "CFPTerminal::put_PlayList - "
|
|
" GetFileNameFromPlayList failed. Returns E_INVAlIDARG"));
|
|
|
|
return E_INVALIDARG;
|
|
}
|
|
|
|
//
|
|
// Play the file from the list
|
|
//
|
|
hr = ConfigurePlaybackUnit( bstrFileName );
|
|
|
|
//
|
|
// Clan-up the file name
|
|
//
|
|
SysFreeString( bstrFileName );
|
|
|
|
if( FAILED(hr) )
|
|
{
|
|
//
|
|
// Something was wrong
|
|
//
|
|
FireEvent( TMS_IDLE, FTEC_READ_ERROR, hr);
|
|
|
|
LOG((MSP_ERROR, "CFPTerminal::put_PlayList - "
|
|
" ConfigurePlaybackUnit failed. Returns 0x%08x", hr));
|
|
return hr;
|
|
}
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::put_PlayList - exit S_OK"));
|
|
return S_OK;
|
|
}
|
|
|
|
HRESULT CFPTerminal::get_PlayList(
|
|
IN VARIANTARG* pPlayListVariant
|
|
)
|
|
{
|
|
//
|
|
// Critical section
|
|
//
|
|
|
|
CLock lock(m_Lock);
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::get_PlayList[%p] - enter", this));
|
|
|
|
//
|
|
// Validates argument
|
|
//
|
|
|
|
if( IsBadWritePtr( pPlayListVariant, sizeof(VARIANTARG)) )
|
|
{
|
|
LOG((MSP_ERROR, "CFPTerminal::put_PlayList - exit "
|
|
"the argument is invalid pointer; returning E_POINTER"));
|
|
return E_POINTER;
|
|
}
|
|
|
|
//
|
|
// Pass the playlist
|
|
//
|
|
|
|
HRESULT hr = VariantCopy( pPlayListVariant, &m_varPlayList);
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::get_PlayList - exit 0x%08x", hr));
|
|
return hr;
|
|
}
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////
|
|
//
|
|
// ITMediaControl - Methods implementation
|
|
//
|
|
//////////////////////////////////////////////////////////////////////
|
|
|
|
HRESULT CFPTerminal::Start( void)
|
|
{
|
|
//
|
|
// Critical section
|
|
//
|
|
|
|
CLock lock(m_Lock);
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::Start[%p] - enter.", this));
|
|
|
|
//
|
|
// Check the current state
|
|
//
|
|
|
|
if (TMS_ACTIVE == m_State)
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::Start - "
|
|
"terminal already running. Returns S_FALSE"));
|
|
|
|
return S_FALSE;
|
|
}
|
|
|
|
//
|
|
// Get the number of tracks to see
|
|
// there are tracks
|
|
|
|
if(m_TrackTerminals.GetSize()==0)
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::Start - "
|
|
"no tracks. Returns TAPI_E_WRONG_STATE"));
|
|
return TAPI_E_WRONG_STATE;
|
|
}
|
|
|
|
HRESULT hr = DoStateTransition(TMS_ACTIVE);
|
|
if(FAILED(hr) )
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::Start - exit "
|
|
"DoStateTransition failed. Returns 0x%08x", hr));
|
|
return hr;
|
|
}
|
|
|
|
if (TMS_IDLE == m_State)
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::Start - from IDLE to START"));
|
|
}
|
|
|
|
if (TMS_PAUSED == m_State)
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::Start - from PAUSED to START"));
|
|
}
|
|
|
|
//
|
|
// Start every child temrinals
|
|
// Enumerate all child terminals
|
|
//
|
|
|
|
IEnumTerminal *pEnumTerminal = NULL;
|
|
hr = EnumerateTrackTerminals(&pEnumTerminal);
|
|
if (FAILED(hr))
|
|
{
|
|
LOG((MSP_ERROR, "CFPTerminal::Start - failed to enumerate track terminals. hr = 0x%08x", hr));
|
|
return hr;
|
|
|
|
}
|
|
|
|
//
|
|
// bTrackStarted will be set to true if at least one track is successfully started
|
|
// bTrackFailed will be set if at least one track fails
|
|
|
|
BOOL bTracksStarted = FALSE;
|
|
BOOL bStartFailed = FALSE;
|
|
|
|
//
|
|
// Iterate through the list of terminals
|
|
//
|
|
|
|
ITTerminal *pTrackTerminal = NULL;
|
|
ULONG ulFetched = 0;
|
|
|
|
while ( pEnumTerminal->Next(1, &pTrackTerminal, &ulFetched) == S_OK)
|
|
{
|
|
hr = E_FAIL;
|
|
|
|
//
|
|
// Block for ITMEdiaControl
|
|
// Attempt to start the track terminal
|
|
//
|
|
|
|
{
|
|
//CComQIPtr<ITMediaControl, &IID_ITMediaControl> pMediaControl(pTrackTerminal);
|
|
CFPTrack *pTrack = static_cast<CFPTrack*>(pTrackTerminal);
|
|
|
|
hr = pTrack->Start();
|
|
}
|
|
|
|
// Clean-up
|
|
pTrackTerminal->Release();
|
|
pTrackTerminal = NULL;
|
|
|
|
if (FAILED(hr))
|
|
{
|
|
//
|
|
// A track failed to start. set a flag so we know to stop all the tracks that succeeded.
|
|
//
|
|
|
|
LOG((MSP_ERROR, "CFPTerminal::Start - track failed to start hr = 0x%08x",hr));
|
|
bStartFailed = TRUE;
|
|
break;
|
|
|
|
}
|
|
else
|
|
{
|
|
//
|
|
// The track succeded
|
|
//
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::Start - track started "));
|
|
bTracksStarted = TRUE;
|
|
}
|
|
|
|
} // while walking through tracks
|
|
|
|
|
|
|
|
//
|
|
// if some tracks failed and some started, stop all the tracks
|
|
//
|
|
if (bStartFailed && bTracksStarted)
|
|
{
|
|
|
|
//
|
|
// iterate through tracks again and attempt to stop each track in the iteration
|
|
//
|
|
|
|
pEnumTerminal->Reset();
|
|
|
|
while((pEnumTerminal->Next(1, &pTrackTerminal, &ulFetched) == S_OK))
|
|
{
|
|
//
|
|
// Attempt to stop the track. best effort -- not much to do if we fail
|
|
//
|
|
{
|
|
//CComQIPtr<ITMediaControl, &IID_ITMediaControl> pMediaControl(pTrackTerminal);
|
|
CFPTrack* pTrack = static_cast<CFPTrack*>(pTrackTerminal);
|
|
|
|
pTrack->Stop();
|
|
}
|
|
|
|
// Clean-up
|
|
pTrackTerminal->Release();
|
|
pTrackTerminal = NULL;
|
|
|
|
} // stopping each track in the enum
|
|
|
|
|
|
m_State = TMS_IDLE;
|
|
|
|
} // at least some tracks need to be stopped
|
|
|
|
|
|
//
|
|
// Clean-up
|
|
//
|
|
|
|
pEnumTerminal->Release();
|
|
pEnumTerminal = NULL;
|
|
|
|
|
|
//
|
|
// if something failed, or no tracks were started, reset stream time
|
|
//
|
|
if (bStartFailed || !bTracksStarted)
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::Start - exit "
|
|
"tracks have not been started. Returns E_FAIL"));
|
|
return E_FAIL;
|
|
}
|
|
|
|
//
|
|
// the terminal is now running. update state.
|
|
//
|
|
|
|
m_State = TMS_ACTIVE;
|
|
|
|
|
|
//
|
|
// attempt to fire an event notifying the app of the state change
|
|
//
|
|
|
|
FireEvent(TMS_ACTIVE, FTEC_NORMAL, S_OK);
|
|
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::Start - exit S_OK"));
|
|
return S_OK;
|
|
}
|
|
|
|
HRESULT CFPTerminal::Stop( void)
|
|
{
|
|
//
|
|
// Critical section
|
|
//
|
|
|
|
CLock lock(m_Lock);
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::Stop[%p] - enter", this));
|
|
|
|
//
|
|
// Is terminal already stopped?
|
|
//
|
|
|
|
if( TMS_IDLE == m_State )
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::Stop - "
|
|
"the terminals is already IDLE. Returns S_OK"));
|
|
return S_FALSE;
|
|
}
|
|
|
|
HRESULT hr = DoStateTransition(TMS_IDLE);
|
|
if(FAILED(hr) )
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::Stop - exit "
|
|
"DoStateTransition failed. Returns 0x%08x", hr));
|
|
return hr;
|
|
}
|
|
|
|
|
|
//
|
|
// attempt to stop all tracks
|
|
//
|
|
|
|
hr = StopAllTracks();
|
|
if (FAILED(hr))
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::Stop - StopAllTrack failed hr = %lx", hr));
|
|
|
|
return hr;
|
|
}
|
|
|
|
|
|
//
|
|
// the terminal is now stoped. update state.
|
|
//
|
|
|
|
m_State = TMS_IDLE;
|
|
|
|
|
|
//
|
|
// attempt to fire an event notifying the app of the state change
|
|
//
|
|
|
|
FireEvent(TMS_IDLE, FTEC_NORMAL, S_OK);
|
|
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::Stop - exit S_OK"));
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
HRESULT CFPTerminal::StopAllTracks()
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::StopAllTracks[%p] - enter", this));
|
|
|
|
//
|
|
// Enumerate child temrinals
|
|
//
|
|
|
|
IEnumTerminal *pEnumTerminal = NULL;
|
|
HRESULT hr = EnumerateTrackTerminals(&pEnumTerminal);
|
|
if (FAILED(hr))
|
|
{
|
|
LOG((MSP_ERROR, "CFPTerminal::StopAllTracks - exit "
|
|
"failed to enumerate track terminals. hr = %lx", hr));
|
|
return hr;
|
|
}
|
|
|
|
//
|
|
// bSomeTracksFailedToStop will be set if at least one track fails
|
|
//
|
|
|
|
BOOL bSomeTracksFailedToStop = FALSE;
|
|
ITTerminal *pTrackTerminal = NULL;
|
|
ULONG ulFetched = 0;
|
|
|
|
//
|
|
// Iterate through the list of terminals
|
|
//
|
|
|
|
while( (pEnumTerminal->Next(1, &pTrackTerminal, &ulFetched) == S_OK) )
|
|
{
|
|
hr = E_FAIL;
|
|
|
|
//
|
|
// Attempt to stop the track terminal
|
|
//
|
|
|
|
CFPTrack *pFilePlaybackTrack = static_cast<CFPTrack *>(pTrackTerminal);
|
|
|
|
hr = pFilePlaybackTrack->Stop();
|
|
|
|
// Clean-up
|
|
pTrackTerminal->Release();
|
|
pTrackTerminal = NULL;
|
|
|
|
if (FAILED(hr))
|
|
{
|
|
//
|
|
// A track failed to stop.
|
|
// Log a message and continue to the next track. there is not much else we can do.
|
|
//
|
|
|
|
LOG((MSP_ERROR, "CFPTerminal::StopAllTracks - track failed to stop hr = 0x%08x", hr));
|
|
bSomeTracksFailedToStop = TRUE;
|
|
}
|
|
else
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::StopAllTracks - track stopped"));
|
|
}
|
|
|
|
} // while walking through tracks
|
|
|
|
|
|
//
|
|
// remember to release enumeration
|
|
//
|
|
|
|
pEnumTerminal->Release();
|
|
pEnumTerminal = NULL;
|
|
|
|
|
|
//
|
|
// If some tracks failed, log and return S_FALSE
|
|
//
|
|
|
|
if (bSomeTracksFailedToStop)
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::StopAllTracks - exit "
|
|
"some tracks failed. Returns S_FALSE"));
|
|
return S_FALSE;
|
|
}
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::StopAllTracks - exit S_OK"));
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
|
|
HRESULT CFPTerminal::Pause( void)
|
|
{
|
|
//
|
|
// Critical section
|
|
//
|
|
|
|
CLock lock(m_Lock);
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::Pause[%p] - enter.", this));
|
|
|
|
//
|
|
// Check the current state
|
|
//
|
|
|
|
if (TMS_PAUSED == m_State)
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::Pause - "
|
|
"terminal already paused. Returns S_OK"));
|
|
return S_FALSE;
|
|
}
|
|
|
|
if (TMS_IDLE == m_State)
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::Pause - "
|
|
"terminal already Idle. Returns TAPI_E_WRONG_STATE"));
|
|
return TAPI_E_WRONG_STATE;
|
|
}
|
|
|
|
if (TMS_ACTIVE == m_State)
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::Pause - from ACTIVE to PAUSED"));
|
|
}
|
|
|
|
HRESULT hr = DoStateTransition(TMS_PAUSED);
|
|
if(FAILED(hr) )
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::Pause - exit "
|
|
"DoStateTransition failed. Returns 0x%08x", hr));
|
|
return hr;
|
|
}
|
|
|
|
//
|
|
// Start every child terminals
|
|
// Enumerate all child terminals
|
|
//
|
|
|
|
IEnumTerminal *pEnumTerminal = NULL;
|
|
hr = EnumerateTrackTerminals(&pEnumTerminal);
|
|
if (FAILED(hr))
|
|
{
|
|
LOG((MSP_ERROR, "CFPTerminal::Pause - failed to enumerate track terminals. hr = 0x%08x", hr));
|
|
return hr;
|
|
}
|
|
|
|
//
|
|
// bTrackPaused will be set to true if at least one track is successfully paused
|
|
// bTrackFailed will be set if at least one track fails
|
|
|
|
BOOL bTracksPaused = FALSE;
|
|
BOOL bPauseFailed = FALSE;
|
|
|
|
//
|
|
// Iterate through the list of terminals
|
|
//
|
|
|
|
ITTerminal *pTrackTerminal = NULL;
|
|
ULONG ulFetched = 0;
|
|
|
|
while ( pEnumTerminal->Next(1, &pTrackTerminal, &ulFetched) == S_OK)
|
|
{
|
|
hr = E_FAIL;
|
|
|
|
//
|
|
// Block for ITMEdiaControl
|
|
// Attempt to start the track terminal
|
|
//
|
|
|
|
{
|
|
//CComQIPtr<ITMediaControl, &IID_ITMediaControl> pMediaControl(pTrackTerminal);
|
|
CFPTrack* pTrack = static_cast<CFPTrack*>(pTrackTerminal);
|
|
|
|
hr = pTrack->Pause();
|
|
}
|
|
|
|
// Clean-up
|
|
pTrackTerminal->Release();
|
|
pTrackTerminal = NULL;
|
|
|
|
if (FAILED(hr))
|
|
{
|
|
//
|
|
// A track failed to pause. Set a flag so we know to stop all the tracks that succeeded.
|
|
//
|
|
|
|
LOG((MSP_ERROR, "CFPTerminal::Pause - track failed to pause hr = 0x%08x",hr));
|
|
bPauseFailed = TRUE;
|
|
break;
|
|
|
|
}
|
|
else
|
|
{
|
|
//
|
|
// The track succeded
|
|
//
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::Pause - track paused "));
|
|
bTracksPaused = TRUE;
|
|
}
|
|
|
|
} // while walking through tracks
|
|
|
|
|
|
//
|
|
// if some tracks failed and some paused, stop all the tracks
|
|
//
|
|
|
|
if (bPauseFailed && bTracksPaused)
|
|
{
|
|
|
|
//
|
|
// iterate through tracks again and attempt to stop each track in the iteration
|
|
//
|
|
|
|
pEnumTerminal->Reset();
|
|
|
|
while((pEnumTerminal->Next(1, &pTrackTerminal, &ulFetched) == S_OK))
|
|
{
|
|
//
|
|
// Attempt to stop the track. best effort -- not much to do if we fail
|
|
//
|
|
{
|
|
//CComQIPtr<ITMediaControl, &IID_ITMediaControl> pMediaControl(pTrackTerminal);
|
|
CFPTrack* pTrack = static_cast<CFPTrack*>(pTrackTerminal);
|
|
|
|
pTrack->Stop();
|
|
}
|
|
|
|
// Clean-up
|
|
pTrackTerminal->Release();
|
|
pTrackTerminal = NULL;
|
|
|
|
} // stopping each track in the enum
|
|
|
|
m_State = TMS_IDLE;
|
|
|
|
} // at least some tracks need to be stopped
|
|
|
|
|
|
//
|
|
// Clean-up
|
|
//
|
|
|
|
pEnumTerminal->Release();
|
|
pEnumTerminal = NULL;
|
|
|
|
|
|
//
|
|
// if something failed, or no tracks were started, reset stream time
|
|
//
|
|
|
|
if (bPauseFailed || !bTracksPaused)
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::Pause - exit "
|
|
"tracks have not been started. Returns E_FAIL"));
|
|
return E_FAIL;
|
|
}
|
|
|
|
//
|
|
// the terminal is now paused. update state.
|
|
//
|
|
|
|
m_State = TMS_PAUSED;
|
|
|
|
|
|
//
|
|
// attempt to fire an event notifying the app of the state change
|
|
//
|
|
|
|
FireEvent(TMS_PAUSED, FTEC_NORMAL, S_OK);
|
|
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::Pause - exit S_OK"));
|
|
return S_OK;
|
|
}
|
|
|
|
HRESULT CFPTerminal::get_MediaState(
|
|
OUT TERMINAL_MEDIA_STATE *pMediaState)
|
|
{
|
|
//
|
|
// Critical section
|
|
//
|
|
|
|
CLock lock(m_Lock);
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::get_MediaState[%p] - enter.", this));
|
|
|
|
//
|
|
// Validates argument
|
|
//
|
|
|
|
if( IsBadWritePtr( pMediaState, sizeof(TERMINAL_MEDIA_STATE)) )
|
|
{
|
|
LOG((MSP_ERROR, "CFPTerminal::get_MediaState - exit "
|
|
"invalid TERMINAL_MEDIA_STATE. Returns E_POINTER"));
|
|
return E_POINTER;
|
|
}
|
|
|
|
//
|
|
// Return state
|
|
//
|
|
|
|
*pMediaState = m_State;
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::get_MediaState - exit S_OK"));
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////
|
|
//
|
|
// ITPluggableTerminalInitialization - Methods implementation
|
|
//
|
|
//////////////////////////////////////////////////////////////////////
|
|
|
|
HRESULT CFPTerminal::InitializeDynamic (
|
|
IN IID iidTerminalClass,
|
|
IN DWORD dwMediaType,
|
|
IN TERMINAL_DIRECTION Direction,
|
|
IN MSP_HANDLE htAddress)
|
|
{
|
|
//
|
|
// Critical section
|
|
//
|
|
|
|
CLock lock(m_Lock);
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::InitializeDynamic - enter [%p]", this));
|
|
|
|
//
|
|
// Check the direction
|
|
//
|
|
|
|
if (TD_CAPTURE != Direction)
|
|
{
|
|
LOG((MSP_ERROR, "CFPTerminal::InitializeDynamic - exit "
|
|
"bad direction [%d] requested. Returns E_INVALIDARG", Direction));
|
|
return E_INVALIDARG;
|
|
}
|
|
|
|
//
|
|
// Check mediatypes
|
|
//
|
|
|
|
DWORD dwMediaTypesOtherThanVideoAndAudio = dwMediaType & ~(TAPIMEDIATYPE_AUDIO | TAPIMEDIATYPE_VIDEO);
|
|
|
|
if ( (TAPIMEDIATYPE_MULTITRACK != dwMediaType) && (0 != dwMediaTypesOtherThanVideoAndAudio) )
|
|
{
|
|
|
|
LOG((MSP_ERROR, "CFPTerminal::InitializeDynamic - exit "
|
|
"bad media type [%d] requested. Returns E_INVALIDARG", dwMediaType));
|
|
return E_INVALIDARG;
|
|
}
|
|
|
|
//
|
|
// Sets the terminal attributes
|
|
//
|
|
|
|
m_TerminalClassID = iidTerminalClass;
|
|
m_dwMediaTypes = dwMediaType;
|
|
m_Direction = Direction;
|
|
m_htAddress = htAddress;
|
|
|
|
|
|
//
|
|
// since InitializeDynamic was called, we will assume that we are
|
|
// running in safe context. so we can can now start telling people
|
|
// we are safe for scripting (if anyone asks).
|
|
//
|
|
|
|
m_bKnownSafeContext = TRUE;
|
|
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::InitializeDynamic - exit S_OK"));
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// SetInterfaceSafetyOptions
|
|
//
|
|
// this is a safeguard to prevent using this terminal in scripting outside
|
|
// terminal manager context.
|
|
//
|
|
// if we detect that InitializeDynamic has not been called, this method will
|
|
// fail thus marking the object as unsafe for scripting
|
|
//
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
STDMETHODIMP CFPTerminal::SetInterfaceSafetyOptions(REFIID riid,
|
|
DWORD dwOptionSetMask,
|
|
DWORD dwEnabledOptions)
|
|
{
|
|
|
|
CLock lock(m_lock);
|
|
|
|
|
|
//
|
|
// check if we are running in safe context
|
|
//
|
|
|
|
if (!m_bKnownSafeContext)
|
|
{
|
|
|
|
//
|
|
// we have not been initialized properly... someone evil is trying to
|
|
// use this terminal. NO!
|
|
//
|
|
|
|
return E_FAIL;
|
|
}
|
|
|
|
|
|
//
|
|
// we are known to safe, so simply delegate request to the base class
|
|
//
|
|
|
|
return CMSPObjectSafetyImpl::SetInterfaceSafetyOptions(riid,
|
|
dwOptionSetMask,
|
|
dwEnabledOptions);
|
|
}
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// GetInterfaceSafetyOptions
|
|
//
|
|
// this is a safeguard to prevent using this terminal in scripting outside
|
|
// terminal manager context.
|
|
//
|
|
// if we detect that InitializeDynamic has not been called, this method will
|
|
// fail thus marking the object as unsafe for scripting
|
|
//
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
STDMETHODIMP CFPTerminal::GetInterfaceSafetyOptions(REFIID riid,
|
|
DWORD *pdwSupportedOptions,
|
|
DWORD *pdwEnabledOptions)
|
|
{
|
|
|
|
CLock lock(m_lock);
|
|
|
|
|
|
//
|
|
// check if we are running in safe context
|
|
//
|
|
|
|
if (!m_bKnownSafeContext)
|
|
{
|
|
|
|
//
|
|
// we have not been initialized properly... someone evil is trying to
|
|
// use this terminal. NO!
|
|
//
|
|
|
|
return E_FAIL;
|
|
}
|
|
|
|
|
|
//
|
|
// we are known to safe, so simply delegate request to the base class
|
|
//
|
|
|
|
return CMSPObjectSafetyImpl::GetInterfaceSafetyOptions(riid,
|
|
pdwSupportedOptions,
|
|
pdwEnabledOptions);
|
|
}
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////
|
|
//
|
|
// ITPluggableTerminalEventSinkRegistration - Methods implementation
|
|
//
|
|
//////////////////////////////////////////////////////////////////////
|
|
|
|
HRESULT CFPTerminal::RegisterSink(
|
|
IN ITPluggableTerminalEventSink *pSink
|
|
)
|
|
{
|
|
//
|
|
// Critical section
|
|
//
|
|
|
|
CLock lock(m_Lock);
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::RegisterSink - enter [%p]", this));
|
|
|
|
//
|
|
// Validates argument
|
|
//
|
|
|
|
if( IsBadReadPtr( pSink, sizeof(ITPluggableTerminalEventSink)) )
|
|
{
|
|
LOG((MSP_ERROR, "CFPTerminal::RegisterSink - exit "
|
|
"ITPluggableTerminalEventSink invalid pointer. Returns E_POINTER"));
|
|
return E_POINTER;
|
|
}
|
|
|
|
//
|
|
// Release the old event sink
|
|
//
|
|
|
|
if( m_pEventSink )
|
|
{
|
|
m_pEventSink->Release();
|
|
m_pEventSink = NULL;
|
|
}
|
|
|
|
//
|
|
// Set the new event sink
|
|
//
|
|
|
|
m_pEventSink = pSink;
|
|
m_pEventSink->AddRef();
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::RegisterSink - exit S_OK"));
|
|
return S_OK;
|
|
}
|
|
|
|
HRESULT CFPTerminal::UnregisterSink()
|
|
{
|
|
//
|
|
// Critical section
|
|
//
|
|
|
|
CLock lock(m_Lock);
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::UnregisterSink - enter [%p]", this));
|
|
|
|
//
|
|
// Release the old event sink
|
|
//
|
|
|
|
if( m_pEventSink )
|
|
{
|
|
m_pEventSink->Release();
|
|
m_pEventSink = NULL;
|
|
}
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::UnregisterSink - exit S_OK"));
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
/*++
|
|
IsTrackCreated
|
|
|
|
Verify if is already a specific track created
|
|
Is called by CreateMediaTrack method
|
|
--*/
|
|
int CFPTerminal::TracksCreated(
|
|
IN long lMediaType
|
|
)
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::IsTrackCreated[%p] - enter", this));
|
|
|
|
int nCreated = 0;
|
|
IEnumTerminal* pTerminals = NULL;
|
|
HRESULT hr = E_FAIL;
|
|
|
|
hr = EnumerateTrackTerminals(&pTerminals);
|
|
if( FAILED(hr) )
|
|
{
|
|
LOG((MSP_ERROR, "CFPTerminal::IsTrackCreated - exit "
|
|
"EnumerateTrackTerminals failed %d", nCreated));
|
|
return nCreated;
|
|
}
|
|
|
|
//
|
|
// Parse the tracks
|
|
//
|
|
|
|
ITTerminal* pTerminal = NULL;
|
|
ULONG ulFetched = 0;
|
|
|
|
while ( pTerminals->Next(1, &pTerminal, &ulFetched) == S_OK)
|
|
{
|
|
//
|
|
// Get the mediatype supported by the terminal
|
|
//
|
|
|
|
long nTerminalMediaType =0;
|
|
hr = pTerminal->get_MediaType( &nTerminalMediaType);
|
|
|
|
if (SUCCEEDED(hr) )
|
|
{
|
|
if( nTerminalMediaType == lMediaType)
|
|
{
|
|
nCreated++;
|
|
}
|
|
}
|
|
|
|
//
|
|
// Clean-up
|
|
//
|
|
|
|
pTerminal->Release();
|
|
pTerminal = NULL;
|
|
}
|
|
|
|
//
|
|
// Clean-up
|
|
//
|
|
|
|
pTerminals->Release();
|
|
LOG((MSP_TRACE, "CFPTerminal::IsTrackCreated - exit %d", nCreated));
|
|
return nCreated;
|
|
}
|
|
|
|
|
|
|
|
typedef IDispatchImpl<ITMediaPlaybackVtbl<CFPTerminal>, &IID_ITMediaPlayback, &LIBID_TAPI3Lib> CTMediaPlayBack;
|
|
typedef IDispatchImpl<ITTerminalVtbl<CFPTerminal>, &IID_ITTerminal, &LIBID_TAPI3Lib> CTTerminal;
|
|
typedef IDispatchImpl<ITMediaControlVtbl<CFPTerminal>, &IID_ITMediaControl, &LIBID_TAPI3Lib> CTMediaControl;
|
|
//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++=
|
|
//
|
|
// CFPTerminal::GetIDsOfNames
|
|
//
|
|
//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++=
|
|
STDMETHODIMP CFPTerminal::GetIDsOfNames(REFIID riid,
|
|
LPOLESTR* rgszNames,
|
|
UINT cNames,
|
|
LCID lcid,
|
|
DISPID* rgdispid
|
|
)
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::GetIDsOfNames[%p] - enter. Name [%S]",this, *rgszNames));
|
|
|
|
|
|
HRESULT hr = DISP_E_UNKNOWNNAME;
|
|
|
|
|
|
|
|
//
|
|
// See if the requsted method belongs to the default interface
|
|
//
|
|
|
|
hr = CTTerminal::GetIDsOfNames(riid, rgszNames, cNames, lcid, rgdispid);
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::GetIDsOfNames - found %S on CTTerminal", *rgszNames));
|
|
rgdispid[0] |= 0;
|
|
return hr;
|
|
}
|
|
|
|
|
|
//
|
|
// If not, then try the ITMediaControl interface
|
|
//
|
|
|
|
hr = CTMediaControl::GetIDsOfNames(riid, rgszNames, cNames, lcid, rgdispid);
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::GetIDsOfNames - found %S on ITMediaControl", *rgszNames));
|
|
rgdispid[0] |= IDISPMEDIACONTROL;
|
|
return hr;
|
|
}
|
|
|
|
|
|
//
|
|
// If not, then try the CTMediaPlayBack interface
|
|
//
|
|
|
|
hr = CTMediaPlayBack::GetIDsOfNames(riid, rgszNames, cNames, lcid, rgdispid);
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::GetIDsOfNames - found %S on CTMediaPlayBack", *rgszNames));
|
|
|
|
rgdispid[0] |= IDISPMEDIAPLAYBACK;
|
|
return hr;
|
|
}
|
|
|
|
|
|
//
|
|
// If not, then try CTMultiTrack
|
|
//
|
|
|
|
hr = CTMultiTrack::GetIDsOfNames(riid, rgszNames, cNames, lcid, rgdispid);
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::GetIDsOfNames - found %S on CTMultiTrack", *rgszNames));
|
|
|
|
rgdispid[0] |= IDISPMULTITRACK;
|
|
return hr;
|
|
}
|
|
|
|
LOG((MSP_ERROR, "CFPTerminal::GetIDsOfNames[%p] - finish. didn't find %S on our iterfaces",*rgszNames));
|
|
|
|
return hr;
|
|
}
|
|
|
|
|
|
|
|
//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++=
|
|
//
|
|
// CFPTerminal::Invoke
|
|
//
|
|
//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++=
|
|
STDMETHODIMP CFPTerminal::Invoke(DISPID dispidMember,
|
|
REFIID riid,
|
|
LCID lcid,
|
|
WORD wFlags,
|
|
DISPPARAMS* pdispparams,
|
|
VARIANT* pvarResult,
|
|
EXCEPINFO* pexcepinfo,
|
|
UINT* puArgErr
|
|
)
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::Invoke[%p] - enter. dispidMember %lx",this, dispidMember));
|
|
|
|
HRESULT hr = DISP_E_MEMBERNOTFOUND;
|
|
DWORD dwInterface = (dispidMember & INTERFACEMASK);
|
|
|
|
|
|
//
|
|
// Call invoke for the required interface
|
|
//
|
|
|
|
switch (dwInterface)
|
|
{
|
|
case 0:
|
|
{
|
|
hr = CTTerminal::Invoke(dispidMember,
|
|
riid,
|
|
lcid,
|
|
wFlags,
|
|
pdispparams,
|
|
pvarResult,
|
|
pexcepinfo,
|
|
puArgErr
|
|
);
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::Invoke - ITTerminal"));
|
|
|
|
break;
|
|
}
|
|
|
|
case IDISPMEDIACONTROL:
|
|
{
|
|
hr = CTMediaControl::Invoke(dispidMember,
|
|
riid,
|
|
lcid,
|
|
wFlags,
|
|
pdispparams,
|
|
pvarResult,
|
|
pexcepinfo,
|
|
puArgErr
|
|
);
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::Invoke - ITMediaControl"));
|
|
|
|
break;
|
|
}
|
|
|
|
case IDISPMEDIAPLAYBACK:
|
|
{
|
|
hr = CTMediaPlayBack::Invoke( dispidMember,
|
|
riid,
|
|
lcid,
|
|
wFlags,
|
|
pdispparams,
|
|
pvarResult,
|
|
pexcepinfo,
|
|
puArgErr
|
|
);
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::Invoke - ITMediaPlayBack"));
|
|
|
|
break;
|
|
}
|
|
|
|
case IDISPMULTITRACK:
|
|
{
|
|
hr = CTMultiTrack::Invoke(dispidMember,
|
|
riid,
|
|
lcid,
|
|
wFlags,
|
|
pdispparams,
|
|
pvarResult,
|
|
pexcepinfo,
|
|
puArgErr
|
|
);
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::Invoke - ITMultiTrackTerminal"));
|
|
|
|
break;
|
|
}
|
|
|
|
} // end switch (dwInterface)
|
|
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::Invoke[%p] - finish. hr = %lx", hr));
|
|
|
|
return hr;
|
|
}
|
|
|
|
|
|
//
|
|
// a helper method that fires events on one of the tracks
|
|
//
|
|
|
|
HRESULT CFPTerminal::FireEvent(
|
|
TERMINAL_MEDIA_STATE ftsState,
|
|
FT_STATE_EVENT_CAUSE ftecEventCause,
|
|
HRESULT hrErrorCode
|
|
)
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::FireEvent[%p] - enter.", this));
|
|
|
|
|
|
//
|
|
// try to fire the event on one of the tracks
|
|
//
|
|
|
|
IEnumTerminal *pEnumTerminal = NULL;
|
|
|
|
HRESULT hr = EnumerateTrackTerminals(&pEnumTerminal);
|
|
|
|
if (FAILED(hr))
|
|
{
|
|
LOG((MSP_ERROR, "CFPTerminal::FireEvent - failed to enumerate track terminals. hr = %lx", hr));
|
|
|
|
return hr;
|
|
}
|
|
|
|
|
|
//
|
|
// iterate through the list of terminals
|
|
//
|
|
|
|
|
|
|
|
while (TRUE)
|
|
{
|
|
|
|
//
|
|
// fetch a track terminal
|
|
//
|
|
|
|
ITTerminal *pTrackTerminal = NULL;
|
|
ULONG ulFetched = 0;
|
|
|
|
hr = pEnumTerminal->Next(1, &pTrackTerminal, &ulFetched);
|
|
|
|
if (S_OK != hr )
|
|
{
|
|
LOG((MSP_WARN, "CFPTerminal::FireEvent - enumeration ended. event was not fired. hr = %lx", hr));
|
|
|
|
hr = E_FAIL;
|
|
|
|
break;
|
|
}
|
|
|
|
|
|
//
|
|
// attempt to fire event on this track
|
|
//
|
|
|
|
//
|
|
// each track should be a CFPTrack
|
|
//
|
|
|
|
CFPTrack *pPlaybackTrackObject = static_cast<CFPTrack *>(pTrackTerminal);
|
|
|
|
|
|
//
|
|
// try to fire the event
|
|
//
|
|
|
|
hr = pPlaybackTrackObject->FireEvent(ftsState,
|
|
ftecEventCause,
|
|
hrErrorCode);
|
|
|
|
|
|
//
|
|
// release the current track
|
|
//
|
|
|
|
pPlaybackTrackObject = NULL;
|
|
|
|
pTrackTerminal->Release();
|
|
pTrackTerminal = NULL;
|
|
|
|
|
|
//
|
|
// if succeeded, we are done. otherwise try the next track
|
|
//
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::FireEvent - event fired"));
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
} // while walking through tracks
|
|
|
|
|
|
//
|
|
// no longer need the enumeration
|
|
//
|
|
|
|
pEnumTerminal->Release();
|
|
pEnumTerminal = NULL;
|
|
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::FireEvent - finish. hr = %lx", hr));
|
|
|
|
return hr;
|
|
}
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// CFPTerminal::TrackStateChange
|
|
//
|
|
// this method is called by tracks when they decide to make a state change. the
|
|
// reporting track tells us its new state, cause of event, and hr
|
|
//
|
|
|
|
HRESULT CFPTerminal::TrackStateChange(TERMINAL_MEDIA_STATE ftsState,
|
|
FT_STATE_EVENT_CAUSE ftecEventCause,
|
|
HRESULT hrErrorCode)
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::TrackStateChange[%p] - enter. state [%x] cause [%x] hresult [%lx]", this, ftsState, ftecEventCause, hrErrorCode));
|
|
|
|
|
|
HRESULT hr = S_OK;
|
|
|
|
CLock lock(m_Lock);
|
|
|
|
//
|
|
// do appropriate processing
|
|
//
|
|
|
|
switch (ftsState)
|
|
{
|
|
|
|
case TMS_IDLE:
|
|
{
|
|
|
|
//
|
|
// the track decided to stop. attempt to stop all tracks and fire an event
|
|
//
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::TrackStateChange - a track transitioned to TMS_IDLE"));
|
|
|
|
StopAllTracks();
|
|
|
|
//
|
|
// the terminal is now stoped. update state.
|
|
//
|
|
|
|
m_State = TMS_IDLE;
|
|
|
|
//
|
|
// Try to play the next file. If there is no next file
|
|
// the method will return E_INVAlIDARG and we'll not fire the
|
|
// error read event. If the next file exist but Direct Show cannot play it
|
|
// then we'll fire an extra evnt for this error
|
|
//
|
|
|
|
//
|
|
// Set the next index into the play list
|
|
//
|
|
hr = NextPlayIndex();
|
|
if( FAILED(hr) )
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::TrackStateChange - NextPlayIndex failed 0x%08x", hr));
|
|
goto Failure;
|
|
}
|
|
|
|
//
|
|
// Try to play the item from the new index
|
|
//
|
|
hr = PlayItem( m_nPlayIndex );
|
|
if( FAILED(hr) )
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::TrackStateChange - PlayItem failed 0x%08x", hr));
|
|
goto Failure;
|
|
}
|
|
|
|
//
|
|
// Play item succeeded
|
|
//
|
|
hr = Start();
|
|
if( SUCCEEDED(hr) )
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::TrackStateChange - finish. Returns S_OK (next file)"));
|
|
return S_OK;
|
|
}
|
|
|
|
Failure:
|
|
//
|
|
// Something was wrong with the next file. E_INVALIDARG means no next file
|
|
// so we don't have to fire the extra event. If the error was signaled by the
|
|
// Direct Show then we'll fire the extra error event
|
|
//
|
|
if( hr != E_INVALIDARG )
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::TrackStateChange - "
|
|
"something wrong with the next file 0x%08x", hr));
|
|
FireEvent( TMS_IDLE, FTEC_READ_ERROR, hr);
|
|
}
|
|
|
|
m_nPlayIndex = PLAYBACK_NOPLAYITEM;
|
|
}
|
|
|
|
|
|
FireEvent(ftsState, ftecEventCause, hrErrorCode);
|
|
|
|
hr = S_OK;
|
|
|
|
|
|
break;
|
|
|
|
|
|
case TMS_ACTIVE:
|
|
case TMS_PAUSED:
|
|
default:
|
|
|
|
LOG((MSP_ERROR, "CFPTerminal::TrackStateChange - unhandled state transitioned, state = %ld", ftsState));
|
|
hr = E_UNEXPECTED;
|
|
|
|
break;
|
|
}
|
|
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::TrackStateChange - finish. hr = %lx", hr));
|
|
|
|
return hr;
|
|
}
|
|
|
|
/*++
|
|
ValidatePlayList
|
|
|
|
This methos is called by put_PlayList() method and validates
|
|
the argument.
|
|
Returns the left and right bound if everything is OK
|
|
--*/
|
|
HRESULT CFPTerminal::ValidatePlayList(
|
|
IN VARIANTARG varPlayList,
|
|
OUT long* pnLeftBound,
|
|
OUT long* pnRightBound
|
|
)
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::ValidatePlayList[%p] - enter", this));
|
|
|
|
HRESULT hr = S_OK;
|
|
*pnLeftBound = 0;
|
|
*pnRightBound = 0;
|
|
|
|
//
|
|
// Validates argument
|
|
//
|
|
|
|
if( varPlayList.vt != (VT_ARRAY | VT_VARIANT))
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::ValidatePlayList - exit "
|
|
" is not a VT_VARIANT array, return E_INVALIDARG"));
|
|
return E_INVALIDARG;
|
|
}
|
|
|
|
//
|
|
// Is array of files or storages empty?
|
|
//
|
|
|
|
if( 0 == SafeArrayGetDim( V_ARRAY(&varPlayList) ) )
|
|
{
|
|
LOG((MSP_ERROR, "CFPTerminal::ValidatePlayList - exit "
|
|
"the array is empty; returning E_INVALIDARG"));
|
|
return E_INVALIDARG;
|
|
}
|
|
|
|
//
|
|
// Get the bounds of the array
|
|
//
|
|
|
|
long lLBound = 0,
|
|
lUBound = 0;
|
|
|
|
//
|
|
// Get the LBound
|
|
//
|
|
|
|
hr = SafeArrayGetLBound( V_ARRAY(&varPlayList), 1, &lLBound);
|
|
if(FAILED(hr))
|
|
{
|
|
LOG((MSP_ERROR, "CFPTerminal::ValidatePlayList - exit "
|
|
"get lbound failed; returning E_INVALIDARG"));
|
|
return E_INVALIDARG;
|
|
}
|
|
|
|
//
|
|
// Get the UBound
|
|
//
|
|
|
|
hr = SafeArrayGetUBound(V_ARRAY(&varPlayList), 1, &lUBound);
|
|
if(FAILED(hr))
|
|
{
|
|
LOG((MSP_ERROR, "CFPTerminal::ValidatePlayList - exit "
|
|
"get ubound failed; returning E_INVALIDARG"));
|
|
return E_INVALIDARG;
|
|
}
|
|
|
|
//
|
|
// Check the bounds, the testers can do anything, even this
|
|
//
|
|
|
|
if(lLBound > lUBound)
|
|
{
|
|
LOG((MSP_ERROR, "CFPTerminal::ValidatePlayList - exit "
|
|
"the bounds are switched; returning E_INVALIDARG"));
|
|
return E_INVALIDARG;
|
|
}
|
|
|
|
//
|
|
// Return bounds
|
|
//
|
|
|
|
*pnLeftBound = lLBound;
|
|
*pnRightBound = lUBound;
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::ValidatePlayList - exit 0x%08x", hr));
|
|
return hr;
|
|
}
|
|
|
|
/*++
|
|
RollbackTrackInfo
|
|
|
|
It is called by CreateTempPlayList() method and if some play item
|
|
wanted to add a track the information is rollbacked
|
|
--*/
|
|
HRESULT CFPTerminal::RollbackTrackInfo()
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::RollbackTrackInfo[%p] - enter", this));
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::RollbackTrackInfo - exit S_OK"));
|
|
return S_OK;
|
|
}
|
|
|
|
HRESULT CFPTerminal::ShutdownTracks()
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::ShutdownTracks[%p] - enter", this));
|
|
|
|
|
|
{
|
|
//
|
|
// access data member array in a lock
|
|
//
|
|
|
|
CLock lock(m_lock);
|
|
|
|
int nNumberOfTerminalsInArray = m_TrackTerminals.GetSize();
|
|
|
|
for (int i = 0; i < nNumberOfTerminalsInArray; i++)
|
|
{
|
|
|
|
//
|
|
// release and remove the first terminal in the array
|
|
//
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::ShutdownTracks - removing track [%p]", m_TrackTerminals[0]));
|
|
|
|
|
|
//
|
|
// uninitialize the track, release it, and remove from our list of managed tracks
|
|
//
|
|
|
|
HRESULT hr = InternalRemoveTrackTerminal(m_TrackTerminals[0]);
|
|
|
|
if (FAILED(hr))
|
|
{
|
|
LOG((MSP_ERROR, "CFPTerminal::ShutdownTracks - track failed to be removed"));
|
|
|
|
|
|
//
|
|
// there is no reason why this should not succeed. debug to see why it failed.
|
|
//
|
|
|
|
TM_ASSERT(FALSE);
|
|
|
|
|
|
//
|
|
// remove the track anyway. hopefully , at least
|
|
// SetParent(NULL) in RemoveTrackTerminal succeeded,
|
|
// so we'll never hear from the track again
|
|
//
|
|
|
|
CMultiTrackTerminal::RemoveTrackTerminal(m_TrackTerminals[0]);
|
|
}
|
|
}
|
|
|
|
|
|
//
|
|
// we should have cleared the array
|
|
//
|
|
|
|
TM_ASSERT(0 == m_TrackTerminals.GetSize());
|
|
}
|
|
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::ShutdownTracks - finish"));
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// CFPTerminal::InternalRemoveTrackTerminal
|
|
//
|
|
// uninitializes the track and removes it from the list of tracks managed by
|
|
// this terminal, thus releasing it.
|
|
//
|
|
// at this point, i, the playback terminal, should be the only guy holding a
|
|
// reference to the track, so the track would normally be destroyed by the time
|
|
// this function returns.
|
|
//
|
|
|
|
HRESULT CFPTerminal::InternalRemoveTrackTerminal(
|
|
IN ITTerminal *pTrackTerminalToRemove
|
|
)
|
|
{
|
|
LOG((MSP_TRACE,
|
|
"CFPTerminal::InternalRemoveTrackTerminal[%p] - enter. pTrackTerminalToRemove = [%p]",
|
|
this, pTrackTerminalToRemove));
|
|
|
|
|
|
//
|
|
// get track
|
|
//
|
|
|
|
|
|
CFPTrack *pPlaybackTrackObject = static_cast<CFPTrack *>(pTrackTerminalToRemove);
|
|
|
|
if (IsBadReadPtr(pPlaybackTrackObject, sizeof(CFPTrack) ) )
|
|
{
|
|
LOG((MSP_ERROR, "CFPTerminal::InternalRemoveTrackTerminal - the track pointer is bad"));
|
|
|
|
return E_POINTER;
|
|
}
|
|
|
|
|
|
CLock lock(m_lock);
|
|
|
|
|
|
//
|
|
// see if we actually own the track
|
|
//
|
|
|
|
BOOL bIsValidTrack = DoIManageThisTrack(pTrackTerminalToRemove);
|
|
|
|
if (!bIsValidTrack)
|
|
{
|
|
LOG((MSP_ERROR, "CFPTerminal::InternalRemoveTrackTerminal - the track does not belong to me"));
|
|
|
|
return E_INVALIDARG;
|
|
}
|
|
|
|
|
|
//
|
|
// yes, this is one of my tracks. I want nothing to do with it
|
|
//
|
|
|
|
|
|
//
|
|
// orphan the track and get the number of oustanding references it has
|
|
// as far as the track is concerned, this is an atomic operation.
|
|
//
|
|
// at this point, there is at least one oustanding reference to the track
|
|
// (this terminal's array)
|
|
//
|
|
|
|
LONG lTracksRefcount = 0;
|
|
|
|
HRESULT hr = pPlaybackTrackObject->SetParent(NULL, &lTracksRefcount);
|
|
|
|
if (FAILED(hr))
|
|
{
|
|
|
|
|
|
//
|
|
// this should not really happen -- SetParent should always succeed
|
|
//
|
|
|
|
LOG((MSP_ERROR, "CFPTerminal::InternalRemoveTrackTerminal - pPlaybackTrackObject->SetParent(NULL) failed. hr = %lx", hr));
|
|
|
|
TM_ASSERT(FALSE);
|
|
|
|
return E_UNEXPECTED;
|
|
}
|
|
|
|
|
|
//
|
|
// at this point, the track terminal should have at most 2
|
|
// references -- one by us and the other one by however is in process
|
|
// of releasing the track (if anyone)
|
|
//
|
|
|
|
if (lTracksRefcount > 2)
|
|
{
|
|
LOG((MSP_ERROR,
|
|
"CFPTerminal::InternalRemoveTrackTerminal - the track that we are removing has refcount of %ld",
|
|
lTracksRefcount));
|
|
|
|
|
|
//
|
|
// debug to see why this happened.
|
|
//
|
|
|
|
TM_ASSERT(FALSE);
|
|
|
|
|
|
//
|
|
// proceed anyway
|
|
//
|
|
}
|
|
|
|
|
|
//
|
|
// the track is no longer my responsibility, so decrement my child refcount
|
|
// by the track's refcount. once again,
|
|
//
|
|
|
|
m_dwRef -= lTracksRefcount;
|
|
|
|
/*
|
|
//
|
|
// uninitialize the track
|
|
//
|
|
|
|
hr = pPlaybackTrackObject->SetUnitPin(NULL);
|
|
|
|
if (FAILED(hr))
|
|
{
|
|
|
|
//
|
|
// this should not really happen -- uninitialization should always succeed
|
|
//
|
|
|
|
LOG((MSP_ERROR,
|
|
"CFPTerminal::InternalRemoveTrackTerminal - pPlaybackTrackObject->SetStorageStream(NULL) failed. hr = %lx",
|
|
hr));
|
|
|
|
|
|
TM_ASSERT(FALSE);
|
|
|
|
return E_UNEXPECTED;
|
|
}
|
|
*/
|
|
|
|
//
|
|
// remove the terminal from the list of managed terminals
|
|
//
|
|
|
|
hr = CMultiTrackTerminal::RemoveTrackTerminal(pTrackTerminalToRemove);
|
|
|
|
if (FAILED(hr))
|
|
{
|
|
LOG((MSP_ERROR, "CFPTerminal::InternalRemoveTrackTerminal - CMultiTrackTerminal::RemoveTrackTerminal failed. hr = %lx", hr));
|
|
|
|
|
|
//
|
|
// we already checked that this track is one of our tracks, so RemoveTrackTerminal must succeed.
|
|
//
|
|
|
|
TM_ASSERT(FALSE);
|
|
|
|
return E_UNEXPECTED;
|
|
}
|
|
|
|
|
|
//
|
|
// we are done. the track is on its own now.
|
|
//
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::InternalRemoveTrackTerminal - completed. "));
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
//
|
|
// Create the playback graph
|
|
//
|
|
HRESULT CFPTerminal::CreatePlaybackUnit(
|
|
IN BSTR bstrFileName
|
|
)
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::CreatePlaybackUnit[%p] - enter", this));
|
|
|
|
//
|
|
// If we don't have already a playback unit
|
|
// let's create one
|
|
//
|
|
|
|
if( m_pPlaybackUnit == NULL)
|
|
{
|
|
m_pPlaybackUnit = new CPlaybackUnit();
|
|
|
|
//
|
|
// Validate the playback unit
|
|
//
|
|
|
|
if( m_pPlaybackUnit == NULL)
|
|
{
|
|
LOG((MSP_ERROR, "CFPTerminal::CreatePlaybackUnit - exit"
|
|
"creation of CPlaybackUnit failed. Returns E_OUTOFMEMORY"));
|
|
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
|
|
//
|
|
// Initialize the playback unit
|
|
//
|
|
|
|
HRESULT hr = m_pPlaybackUnit->Initialize( );
|
|
|
|
if( FAILED(hr) )
|
|
{
|
|
// Clean-up
|
|
delete m_pPlaybackUnit;
|
|
m_pPlaybackUnit = NULL;
|
|
|
|
LOG((MSP_ERROR, "CFPTerminal::CreatePlaybackUnit - exit"
|
|
"playbackunit initialize failed. Returns 0x%08x", hr));
|
|
|
|
return hr;
|
|
}
|
|
}
|
|
|
|
//
|
|
// Setup the playback unit using a file
|
|
//
|
|
|
|
HRESULT hr = m_pPlaybackUnit->SetupFromFile( bstrFileName );
|
|
if( FAILED(hr) )
|
|
{
|
|
// Shutdown the playback if something was wrong
|
|
m_pPlaybackUnit->Shutdown();
|
|
|
|
// Clean-up
|
|
delete m_pPlaybackUnit;
|
|
m_pPlaybackUnit = NULL;
|
|
|
|
LOG((MSP_ERROR, "CFPTerminal::CreatePlaybackUnit - exit"
|
|
"playbackunit SetupFromFile failed. Returns 0x%08x", hr));
|
|
|
|
return hr;
|
|
}
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::CreatePlaybackUnit - exit. Returns S_OK"));
|
|
return S_OK;
|
|
}
|
|
|
|
//
|
|
// returns the file name from the playlist
|
|
//
|
|
BSTR CFPTerminal::GetFileNameFromPlayList(
|
|
IN VARIANTARG varPlayList,
|
|
IN long nIndex
|
|
)
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::GetFileNameFromPlayList[%p] - enter", this));
|
|
|
|
BSTR bstrFileName = NULL;
|
|
HRESULT hr = E_FAIL;
|
|
|
|
VARIANT varItem;
|
|
VariantInit( &varItem );
|
|
|
|
hr = SafeArrayGetElement(V_ARRAY(&varPlayList), &nIndex, &varItem);
|
|
if( FAILED(hr) )
|
|
{
|
|
LOG((MSP_ERROR, "CFPTerminal::GetFileNameFromPlayList - exit "
|
|
"SafeArrayGetElement failed. Returns NULL"));
|
|
return NULL;
|
|
}
|
|
|
|
//
|
|
// The variant should contain or a BSTR
|
|
//
|
|
|
|
if( varItem.vt != VT_BSTR)
|
|
{
|
|
// Clean-up
|
|
VariantClear( &varItem );
|
|
|
|
LOG((MSP_ERROR, "CFPTerminal::GetFileNameFromPlayList - "
|
|
"the item is neither file nor ITStrotage. Returns NULL"));
|
|
return NULL;
|
|
}
|
|
|
|
//
|
|
// Get the file name
|
|
//
|
|
|
|
bstrFileName = SysAllocString( varItem.bstrVal );
|
|
|
|
//
|
|
// Clean-up
|
|
//
|
|
VariantClear( &varItem );
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::GetFileNameFromPlayList - exit"));
|
|
return bstrFileName;
|
|
}
|
|
|
|
//
|
|
// Using a file name, try to create the playback unit
|
|
// with the input pins and then the tracks. It's called by
|
|
// put_PlayList
|
|
//
|
|
HRESULT CFPTerminal::ConfigurePlaybackUnit(
|
|
IN BSTR bstrFileName
|
|
)
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::ConfigurePlaybackUnit[%p] - enter", this));
|
|
|
|
//
|
|
// It's an internal method so we should have a valid
|
|
// file name here
|
|
//
|
|
|
|
TM_ASSERT( bstrFileName );
|
|
|
|
//
|
|
// Create the playback graph and render it
|
|
//
|
|
|
|
HRESULT hr = CreatePlaybackUnit( bstrFileName );
|
|
|
|
if( FAILED(hr) )
|
|
{
|
|
LOG((MSP_ERROR, "CFPTerminal::ConfigurePlaybackUnit - "
|
|
" CreatePlaybackUnit failed. Returns 0x%08x", hr));
|
|
return hr;
|
|
}
|
|
|
|
//
|
|
// Get the media types from the unit playback
|
|
//
|
|
|
|
long nMediaTypes = 0;
|
|
hr = m_pPlaybackUnit->get_MediaTypes( &nMediaTypes );
|
|
if( FAILED(hr) )
|
|
{
|
|
// Clean-up
|
|
m_pPlaybackUnit->Shutdown();
|
|
RollbackTrackInfo();
|
|
|
|
LOG((MSP_ERROR, "CFPTerminal::ConfigurePlaybackUnit - "
|
|
" get_MediaTypes failed. Returns 0x%08x", hr));
|
|
return hr;
|
|
}
|
|
|
|
if( nMediaTypes == 0 )
|
|
{
|
|
// Clean-up
|
|
RollbackTrackInfo();
|
|
|
|
LOG((MSP_ERROR, "CFPTerminal::ConfigurePlaybackUnit - "
|
|
"no media types. Returns E_INVALIDARG"));
|
|
return E_INVALIDARG;
|
|
}
|
|
|
|
if( nMediaTypes & TAPIMEDIATYPE_AUDIO )
|
|
{
|
|
hr = CreateMediaTracks( TAPIMEDIATYPE_AUDIO );
|
|
|
|
if( FAILED(hr) )
|
|
{
|
|
// Clean-up
|
|
m_pPlaybackUnit->Shutdown();
|
|
RollbackTrackInfo();
|
|
|
|
LOG((MSP_ERROR, "CFPTerminal::ConfigurePlaybackUnit - "
|
|
"CreateTrack failed. Returns 0x%08x", hr));
|
|
return hr;
|
|
}
|
|
}
|
|
|
|
if( nMediaTypes & TAPIMEDIATYPE_VIDEO )
|
|
{
|
|
hr = CreateMediaTracks( TAPIMEDIATYPE_VIDEO );
|
|
|
|
if( FAILED(hr) )
|
|
{
|
|
// Clean-up
|
|
m_pPlaybackUnit->Shutdown();
|
|
RollbackTrackInfo();
|
|
|
|
LOG((MSP_ERROR, "CFPTerminal::ConfigurePlaybackUnit - "
|
|
"CreateTrack failed. Returns 0x%08x", hr));
|
|
return hr;
|
|
}
|
|
}
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::ConfigurePlaybackUnit - exit"));
|
|
return hr;
|
|
}
|
|
|
|
HRESULT CFPTerminal::CreateMediaTracks(
|
|
IN long nMediaType
|
|
)
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::CreateMediaTracks[%p] - enter", this));
|
|
|
|
//
|
|
// Do we have already a track for this media?
|
|
//
|
|
|
|
int nMediaPin = TracksCreated( nMediaType );
|
|
|
|
while(TRUE)
|
|
{
|
|
//
|
|
// Get the pin that supports this media type
|
|
//
|
|
CPBPin* pPin = NULL;
|
|
HRESULT hr = m_pPlaybackUnit->GetMediaPin( nMediaType, nMediaPin, &pPin);
|
|
if( FAILED(hr) )
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::CreateMediaTracks - "
|
|
" get_Pin failed. Returns S_OK"));
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
//
|
|
// Get media format supported by the pin
|
|
//
|
|
AM_MEDIA_TYPE* pMediaType = NULL;
|
|
hr = pPin->get_Format( &pMediaType );
|
|
if( FAILED(hr) )
|
|
{
|
|
LOG((MSP_ERROR, "CFPTerminal::CreateMediaTracks - "
|
|
" get_Format failed. Returns 0x%08x", hr));
|
|
return hr;
|
|
}
|
|
|
|
//
|
|
// Get the ALLOCATOR_PROPERTIES
|
|
//
|
|
|
|
IMemAllocator* pMemAllocator = NULL;
|
|
hr = pPin->GetAllocator( &pMemAllocator );
|
|
if( FAILED(hr) )
|
|
{
|
|
// Clean-up
|
|
DeleteMediaType( pMediaType );
|
|
|
|
LOG((MSP_ERROR, "CFPTerminal::CreateMediaTracks - "
|
|
" GetAllocator failed. Returns 0x%08x", hr));
|
|
return hr;
|
|
}
|
|
|
|
ALLOCATOR_PROPERTIES AllocProp;
|
|
pMemAllocator->GetProperties( &AllocProp );
|
|
|
|
// Clean-up IMemAllocator
|
|
pMemAllocator->Release();
|
|
|
|
//
|
|
// Get the stream from the pin
|
|
//
|
|
IStream* pStream = NULL;
|
|
hr = pPin->get_Stream(&pStream);
|
|
if( FAILED(hr) )
|
|
{
|
|
// Clean-up
|
|
DeleteMediaType( pMediaType );
|
|
|
|
LOG((MSP_ERROR, "CFPTerminal::CreateMediaTracks - "
|
|
" get_Stream failed. Returns 0x%08x", hr));
|
|
return hr;
|
|
}
|
|
|
|
//
|
|
// Instantiate track terminal object
|
|
//
|
|
|
|
CComObject<CFPTrack> *pTrack = NULL;
|
|
hr = CComObject<CFPTrack>::CreateInstance(&pTrack);
|
|
if (FAILED(hr))
|
|
{
|
|
// Clean-up
|
|
DeleteMediaType( pMediaType );
|
|
pStream->Release();
|
|
|
|
LOG((MSP_ERROR, "CFPTerminal::CreateMediaTracks - "
|
|
"failed to create playback track terminal. Returns 0x%08x", hr));
|
|
return hr;
|
|
}
|
|
|
|
//
|
|
// Initialize internal
|
|
//
|
|
|
|
ITTerminal* pFPTerminal = NULL;
|
|
_InternalQueryInterface(IID_ITTerminal, (void**)&pFPTerminal);
|
|
|
|
hr = pTrack->InitializePrivate(
|
|
nMediaType,
|
|
pMediaType,
|
|
pFPTerminal,
|
|
AllocProp,
|
|
pStream
|
|
);
|
|
|
|
//
|
|
// Clean-up
|
|
//
|
|
DeleteMediaType( pMediaType );
|
|
pStream->Release();
|
|
|
|
if( pFPTerminal )
|
|
{
|
|
pFPTerminal->Release();
|
|
pFPTerminal = NULL;
|
|
}
|
|
|
|
if( FAILED(hr) )
|
|
{
|
|
//Clean-up
|
|
delete pTrack;
|
|
|
|
LOG((MSP_ERROR, "CFPTerminal::CreateMediaTracks - "
|
|
"Initialize failed. Returns 0x%08x", hr));
|
|
return hr;
|
|
}
|
|
|
|
//
|
|
// Get to the Track's ITTerminal interface
|
|
// to be added to the array of tracks and returned to the caller
|
|
//
|
|
|
|
ITTerminal *pTerminal = NULL;
|
|
hr = pTrack->QueryInterface(IID_ITTerminal, (void **)&pTerminal);
|
|
if (FAILED(hr))
|
|
{
|
|
//Clean-up
|
|
delete pTrack;
|
|
|
|
LOG((MSP_ERROR, "CFPTerminal::CreateMediaTracks - "
|
|
"failed to QI playback track terminal for ITTerminal. Returns 0x%08x", hr));
|
|
return hr;
|
|
}
|
|
|
|
//
|
|
// Get ITPluggableTerminalInitialization
|
|
//
|
|
|
|
ITPluggableTerminalInitialization* pTerminalInitialization = NULL;
|
|
hr = pTerminal->QueryInterface(
|
|
IID_ITPluggableTerminalInitialization,
|
|
(void**)&pTerminalInitialization);
|
|
|
|
if( FAILED(hr) )
|
|
{
|
|
// Clean-up
|
|
pTerminal->Release();
|
|
|
|
LOG((MSP_ERROR, "CFPTerminal::CreateMediaTracks - "
|
|
"failed to QI for ITPluggableTerminalInitialization. Returns 0x%08x", hr));
|
|
return hr;
|
|
}
|
|
|
|
//
|
|
// Initialize Dynamic this track terminal
|
|
//
|
|
hr = pTerminalInitialization->InitializeDynamic(
|
|
m_TerminalClassID,
|
|
(DWORD)nMediaType,
|
|
TD_CAPTURE,
|
|
m_htAddress
|
|
);
|
|
|
|
//
|
|
// Clean-up
|
|
//
|
|
pTerminalInitialization->Release();
|
|
|
|
if( FAILED(hr) )
|
|
{
|
|
// Clean-up
|
|
pTerminal->Release();
|
|
|
|
LOG((MSP_ERROR, "CFPTerminal::CreateMediaTracks - exit "
|
|
"InitializeDynamic for track failed. Returns 0x%08x", hr));
|
|
return hr;
|
|
}
|
|
|
|
//
|
|
// Add the track to the array of tracks managed by this track terminal
|
|
// this will increment refcount
|
|
//
|
|
|
|
hr = AddTrackTerminal(pTerminal);
|
|
|
|
if (FAILED(hr))
|
|
{
|
|
// Clean-up
|
|
pTerminal->Release();
|
|
|
|
LOG((MSP_ERROR, "CFPTerminal::CreateMediaTracks - exit "
|
|
"failed to add track to the array of terminals. Returns 0x%08x", hr));
|
|
return hr;
|
|
}
|
|
|
|
// Clean-up
|
|
pTerminal->Release();
|
|
nMediaPin++;
|
|
|
|
} // while
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::CreateMediaTracks exit S_OK"));
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
//
|
|
// Helper method that causes a state transition
|
|
//
|
|
|
|
HRESULT CFPTerminal::DoStateTransition(
|
|
IN TERMINAL_MEDIA_STATE tmsDesiredState
|
|
)
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::DoStateTransition[%p] - enter. tmsDesiredState[%ld], playbackunit=%p",
|
|
this, tmsDesiredState, m_pPlaybackUnit));
|
|
|
|
//
|
|
// Validate the playback unit.
|
|
// There should be a playback unit
|
|
//
|
|
|
|
if( m_pPlaybackUnit == NULL )
|
|
{
|
|
LOG((MSP_ERROR,
|
|
"CFPTerminal::DoStateTransition - no playback unit [%p]. Returns TAPI_E_WRONG_STATE", m_pPlaybackUnit));
|
|
|
|
return TAPI_E_WRONG_STATE;
|
|
}
|
|
|
|
|
|
|
|
//
|
|
// are we already in the desired state?
|
|
//
|
|
|
|
if (tmsDesiredState == m_State)
|
|
{
|
|
LOG((MSP_TRACE,
|
|
"CFPTerminal::DoStateTransition - already in this state. nothing to do"));
|
|
|
|
return S_FALSE;
|
|
}
|
|
|
|
|
|
HRESULT hr = E_FAIL;
|
|
|
|
|
|
//
|
|
// attempt to make state transition
|
|
//
|
|
|
|
switch (tmsDesiredState)
|
|
{
|
|
|
|
case TMS_ACTIVE:
|
|
|
|
LOG((MSP_TRACE,
|
|
"CFPTerminal::DoStateTransition - Starting"));
|
|
|
|
hr = m_pPlaybackUnit->Start();
|
|
|
|
break;
|
|
|
|
|
|
case TMS_IDLE:
|
|
|
|
LOG((MSP_TRACE,
|
|
"CFPTerminal::DoStateTransition - Stopped"));
|
|
|
|
hr = m_pPlaybackUnit->Stop();
|
|
|
|
break;
|
|
|
|
|
|
case TMS_PAUSED:
|
|
|
|
LOG((MSP_TRACE,
|
|
"CFPTerminal::DoStateTransition - Paused"));
|
|
|
|
hr = m_pPlaybackUnit->Pause();
|
|
|
|
break;
|
|
|
|
|
|
default :
|
|
|
|
LOG((MSP_ERROR,
|
|
"CFPTerminal::DoStateTransition - unknown state"));
|
|
|
|
hr = E_UNEXPECTED;
|
|
|
|
TM_ASSERT(FALSE);
|
|
|
|
break;
|
|
}
|
|
|
|
|
|
//
|
|
// did state transition succeed?
|
|
//
|
|
|
|
if (FAILED(hr))
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::DoStateTransition - failed to make the transition."));
|
|
|
|
return hr;
|
|
}
|
|
|
|
|
|
//
|
|
// the terminal has completed transition to the new state
|
|
//
|
|
|
|
m_State = tmsDesiredState;
|
|
|
|
|
|
//
|
|
// fire event to the app. best effort, no benefit in checking return code
|
|
//
|
|
|
|
//FireEvent(m_State, FTEC_NORMAL, S_OK);
|
|
|
|
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::DoStateTransition - finish."));
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
// --- IFPBridge ---
|
|
HRESULT CFPTerminal::Deliver(
|
|
IN long nMediaType,
|
|
IN IMediaSample* pSample
|
|
)
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::Deliver[%p] - enter.", this));
|
|
|
|
/* //
|
|
// Critical section
|
|
//
|
|
|
|
CLock lock(m_Lock);
|
|
|
|
//
|
|
// Get the track for nMediatype
|
|
//
|
|
ITTerminal* pTrackTerminal = NULL;
|
|
if( !IsTrackCreated( nMediaType, &pTrackTerminal) )
|
|
{
|
|
//
|
|
// we don't have a track for this media type
|
|
//
|
|
|
|
LOG((MSP_ERROR,
|
|
"CFPTerminal::Deliver - exit "
|
|
"no track for %ld media. Returns E_UNEXPECTED", nMediaType));
|
|
|
|
TM_ASSERT(FALSE);
|
|
|
|
return E_UNEXPECTED;
|
|
}
|
|
|
|
TM_ASSERT( pTrackTerminal );
|
|
|
|
//
|
|
// Get the IFPBridge interface
|
|
//
|
|
|
|
CFPTrack* pTrack = dynamic_cast<CFPTrack*>(pTrackTerminal);
|
|
if( pTrack == NULL )
|
|
{
|
|
//
|
|
// we don't have a track for this media type
|
|
//
|
|
|
|
LOG((MSP_ERROR,
|
|
"CFPTerminal::Deliver - exit "
|
|
"wrong cast. Returns E_UNEXPECTED"));
|
|
|
|
TM_ASSERT(FALSE);
|
|
|
|
return E_UNEXPECTED;
|
|
}
|
|
|
|
//
|
|
// Deliver the sample to the track
|
|
//
|
|
|
|
HRESULT hr = pTrack->Deliver(
|
|
nMediaType,
|
|
pSample
|
|
);
|
|
if( FAILED(hr) )
|
|
{
|
|
LOG((MSP_ERROR,
|
|
"CFPTerminal::Deliver - exit "
|
|
"track Deliver failed. Returns 0x%08x", hr));
|
|
|
|
return hr;
|
|
}
|
|
*/
|
|
LOG((MSP_TRACE, "CFPTerminal::Deliver - exit S_OK"));
|
|
return S_OK;
|
|
}
|
|
|
|
HRESULT CFPTerminal::PlayItem(
|
|
IN int nItem
|
|
)
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::PlayItem[%p] - enter.", this));
|
|
|
|
//
|
|
// Critical section
|
|
//
|
|
|
|
CLock lock(m_Lock);
|
|
|
|
BSTR bstrFileName = GetFileNameFromPlayList(
|
|
m_varPlayList,
|
|
nItem
|
|
);
|
|
|
|
if( bstrFileName == NULL )
|
|
{
|
|
LOG((MSP_ERROR, "CFPTerminal::PlayItem - "
|
|
" GetFileNameFromPlayList failed. Returns E_INVAlIDARG"));
|
|
|
|
return E_INVALIDARG;
|
|
}
|
|
|
|
//
|
|
// Play the file from the list
|
|
//
|
|
HRESULT hr = ConfigurePlaybackUnit( bstrFileName );
|
|
|
|
//
|
|
// Clan-up the file name
|
|
//
|
|
SysFreeString( bstrFileName );
|
|
|
|
if( FAILED(hr) )
|
|
{
|
|
LOG((MSP_ERROR, "CFPTerminal::PlayItem - "
|
|
" ConfigurePlaybackUnit failed. Returns 0x%08x", hr));
|
|
return hr;
|
|
}
|
|
|
|
LOG((MSP_TRACE, "CFPTerminal::Deliver - exit S_OK"));
|
|
return S_OK;
|
|
}
|
|
|
|
/*++
|
|
NextPlayIndex
|
|
|
|
This method increments the play index.
|
|
If the playindex is NOPLAYITEM then the new valu will be
|
|
set to the lBound element in the playlist. If there is an error
|
|
we return PLAYBACK_NOPLAYITEM
|
|
++*/
|
|
HRESULT CFPTerminal::NextPlayIndex(
|
|
)
|
|
{
|
|
LOG((MSP_TRACE, "CFPTerminal::NextPlayIndex[%p] - enter.", this));
|
|
|
|
//
|
|
// It this a normal index
|
|
//
|
|
if( m_nPlayIndex != PLAYBACK_NOPLAYITEM )
|
|
{
|
|
m_nPlayIndex++;
|
|
LOG((MSP_TRACE, "CFPTerminal::NextPlayIndex - exit S_OK. Index=%d", m_nPlayIndex));
|
|
return S_OK;
|
|
}
|
|
|
|
//
|
|
// This is the first time. We have togo to the first
|
|
// item in the play list
|
|
//
|
|
long lLBound = 0;
|
|
HRESULT hr = SafeArrayGetLBound( V_ARRAY(&m_varPlayList), 1, &lLBound);
|
|
if( FAILED(hr) )
|
|
{
|
|
m_nPlayIndex = PLAYBACK_NOPLAYITEM;
|
|
LOG((MSP_TRACE, "CFPTerminal::NextPlayIndex - exit E_INVALIDARG. Index=PLAYBACK_NOPLAYITEM", hr));
|
|
return E_INVALIDARG;
|
|
}
|
|
|
|
//
|
|
// Set the index to the left inbound
|
|
//
|
|
m_nPlayIndex = lLBound;
|
|
LOG((MSP_TRACE, "CFPTerminal::NextPlayIndex - exit S_OK. Index=%d", m_nPlayIndex));
|
|
return S_OK;
|
|
}
|