author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Mon, 15 Mar 2010 12:42:08 +0200 | |
branch | RCL_3 |
changeset 8 | f9c1f5f9ce0b |
parent 0 | 1bce908db942 |
permissions | -rw-r--r-- |
0
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/* |
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* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* |
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*/ |
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|
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|
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|
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// INCLUDE FILES |
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#include "mccvideosourcekeyretriever.h" |
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#include "mccinternalcodecs.h" |
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#include "mccinternaldef.h" |
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#include "mccinternalevents.h" |
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#include "mccvideosourceimpl.h" |
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#include "mccvideosourcesinklogs.h" |
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#include "mccperiodicrunner.h" |
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|
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// ============================ MEMBER FUNCTIONS =============================== |
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|
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// ----------------------------------------------------------------------------- |
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// CMccVideoSourceConfigKeyRetriever::NewLC |
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// ----------------------------------------------------------------------------- |
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// |
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CMccVideoSourceConfigKeyRetriever* CMccVideoSourceConfigKeyRetriever::NewLC( |
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MMccCameraHandler& aCameraHandler ) |
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{ |
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CMccVideoSourceConfigKeyRetriever* self = |
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new ( ELeave ) CMccVideoSourceConfigKeyRetriever( aCameraHandler ); |
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CleanupStack::PushL( self ); |
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self->ConstructL(); |
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return self; |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// CMccVideoSourceConfigKeyRetriever::~CMccVideoSourceConfigKeyRetriever |
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// ----------------------------------------------------------------------------- |
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// |
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CMccVideoSourceConfigKeyRetriever::~CMccVideoSourceConfigKeyRetriever() |
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{ |
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__V_SOURCESINK_CONTROLL( |
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"CMccVideoSourceConfigKeyRetriever::~CMccVideoSourceConfigKeyRetriever" ) |
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delete iGuardTimer; |
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StopWaiting(); |
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delete iWait; |
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delete iSource; |
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delete iBuffer; |
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__V_SOURCESINK_CONTROLL( |
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"CMccVideoSourceConfigKeyRetriever::~CMccVideoSourceConfigKeyRetriever, exit" ) |
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} |
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// ----------------------------------------------------------------------------- |
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// CMccVideoSourceConfigKeyRetriever::RetrieveL |
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// ----------------------------------------------------------------------------- |
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// |
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void CMccVideoSourceConfigKeyRetriever::RetrieveL( |
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const TMccCodecInfo& aVideoCodec, |
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TDes8& aConfigKey ) |
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{ |
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__V_SOURCESINK_CONTROLL( "CMccVideoSourceConfigKeyRetriever::RetrieveL" ) |
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__ASSERT_ALWAYS( aVideoCodec.iSdpName.CompareF( KAVCSdpName ) == 0, |
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User::Leave( KErrNotSupported ) ); |
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delete iBuffer; |
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iBuffer = NULL; |
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iBuffer = CMMFDataBuffer::NewL( aVideoCodec.iFrameSize ); |
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|
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delete iSource; |
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iSource = NULL; |
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iSource = CMccVideoSourceImpl::NewL( 0, NULL, ETrue ); |
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|
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iFailed = EFalse; |
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|
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iSource->SourceThreadLogon( *this ); |
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iSource->SetCameraHandler( iCameraHandler ); |
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iSource->SetVideoCodecL( aVideoCodec ); |
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iSource->SourcePrimeL( EFalse ); |
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if ( !iSource->HasConfigKey() && !iFailed ) |
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{ |
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__V_SOURCESINK_CONTROLL( "Start waiting for key" ) |
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99 |
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// Start also guard timer to prevent possible eternal jam |
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StartGuardTimer(); |
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iWait->Start(); |
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__V_SOURCESINK_CONTROLL( "Waiting completed" ) |
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StopGuardTimer(); |
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} |
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__ASSERT_ALWAYS( !iFailed, User::Leave( KErrNotFound ) ); |
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iSource->GetConfigKeyL( aVideoCodec, aConfigKey, EFalse ); |
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__V_SOURCESINK_CONTROLL( "CMccVideoSourceConfigKeyRetriever::RetrieveL, exit" ) |
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} |
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// ----------------------------------------------------------------------------- |
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// CMccVideoSourceConfigKeyRetriever::SendEventToClient |
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// ----------------------------------------------------------------------------- |
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// |
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TInt CMccVideoSourceConfigKeyRetriever::SendEventToClient( const TMMFEvent& aEvent ) |
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{ |
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__V_SOURCESINK_CONTROLL( "CMccVideoSourceConfigKeyRetriever::SendEventToClient" ) |
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123 |
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TInt error( KErrNone ); |
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TMccEvent* mccEventPtr = NULL; |
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if ( IS_MCC_EVENT( aEvent ) ) |
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{ |
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mccEventPtr = |
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reinterpret_cast<const TMccInternalEvent&>( aEvent ).iMccEvent; |
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} |
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if ( mccEventPtr ) |
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{ |
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TRAP( error, HandleEventL( *mccEventPtr ) ); |
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if ( error != KErrNone ) |
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{ |
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HandleError(); |
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} |
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} |
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__V_SOURCESINK_CONTROLL( "CMccVideoSourceConfigKeyRetriever::SendEventToClient, exit" ) |
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return error; |
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} |
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// ----------------------------------------------------------------------------- |
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// CMccVideoSourceConfigKeyRetriever::SinkDataTypeCode |
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// ----------------------------------------------------------------------------- |
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// |
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TFourCC CMccVideoSourceConfigKeyRetriever::SinkDataTypeCode( TMediaId /*aMediaId*/ ) |
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{ |
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return TFourCC( 0 ); |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// CMccVideoSourceConfigKeyRetriever::EmptyBufferL |
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// ----------------------------------------------------------------------------- |
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// |
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void CMccVideoSourceConfigKeyRetriever::EmptyBufferL( |
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CMMFBuffer* /*aBuffer*/, MDataSource* /*aSupplier*/, TMediaId /*aMediaId*/ ) |
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{ |
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} |
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// ----------------------------------------------------------------------------- |
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// CMccVideoSourceConfigKeyRetriever::BufferFilledL |
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// ----------------------------------------------------------------------------- |
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// |
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void CMccVideoSourceConfigKeyRetriever::BufferFilledL( CMMFBuffer* /*aBuffer*/ ) |
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{ |
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__V_SOURCESINK_CONTROLL( "CMccVideoSourceConfigKeyRetriever::BufferFilledL" ) |
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|
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// First buffer was received from mediarecorder, config info should be now |
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// available. |
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StopWaiting(); |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// CMccVideoSourceConfigKeyRetriever::CanCreateSinkBuffer |
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// ----------------------------------------------------------------------------- |
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// |
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TBool CMccVideoSourceConfigKeyRetriever::CanCreateSinkBuffer() |
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{ |
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return EFalse; |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// CMccVideoSourceConfigKeyRetriever::CreateSinkBufferL |
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// ----------------------------------------------------------------------------- |
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// |
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CMMFBuffer* CMccVideoSourceConfigKeyRetriever::CreateSinkBufferL( |
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TMediaId /*aMediaId*/, TBool& /*aReference*/ ) |
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{ |
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return NULL; |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// CMccVideoSourceConfigKeyRetriever::ConstructSinkL |
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// ----------------------------------------------------------------------------- |
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// |
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void CMccVideoSourceConfigKeyRetriever::ConstructSinkL( const TDesC8& /*aInitData*/ ) |
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{ |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// CMccVideoSourceConfigKeyRetriever::ConstructL |
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// ----------------------------------------------------------------------------- |
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// |
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void CMccVideoSourceConfigKeyRetriever::ConstructL() |
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{ |
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__V_SOURCESINK_CONTROLL( "CMccVideoSourceConfigKeyRetriever::ConstructL" ) |
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iWait = new ( ELeave ) CActiveSchedulerWait; |
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iGuardTimer = CMccPeriodicRunner::NewL(); |
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__V_SOURCESINK_CONTROLL( "CMccVideoSourceConfigKeyRetriever::ConstructL, exit" ) |
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} |
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// ----------------------------------------------------------------------------- |
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// CMccVideoSourceConfigKeyRetriever::ConstructL |
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// ----------------------------------------------------------------------------- |
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// |
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CMccVideoSourceConfigKeyRetriever::CMccVideoSourceConfigKeyRetriever( |
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MMccCameraHandler& aCameraHandler ) : |
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MDataSink( KNullUid ), |
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iCameraHandler( aCameraHandler ), |
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iGuardTimerTimeout( KMccKeyRetrieveGuardTimeoutMicrosecs ) |
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{ |
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} |
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// ----------------------------------------------------------------------------- |
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// CMccVideoSourceConfigKeyRetriever::HandleEventL |
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// ----------------------------------------------------------------------------- |
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// |
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void CMccVideoSourceConfigKeyRetriever::HandleEventL( TMccEvent& aEvent ) |
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{ |
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__V_SOURCESINK_CONTROLL( "CMccVideoSourceConfigKeyRetriever::HandleEventL" ) |
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if ( aEvent.iEventType == KMccStreamError || aEvent.iErrorCode != KErrNone ) |
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{ |
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User::Leave( KErrNotReady ); |
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} |
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else if ( aEvent.iEventType == KMccStreamPrepared ) |
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{ |
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__V_SOURCESINK_CONTROLL( "Prepared" ) |
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// Start recording, first buffer received from mediarecorder |
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// should contain config info |
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iSource->FillBufferL( iBuffer, this, KUidMediaTypeVideo ); |
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iSource->SourcePlayL(); |
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} |
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else if ( aEvent.iEventType == KMccStreamStarted ) |
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{ |
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__V_SOURCESINK_CONTROLL( "Started" ) |
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} |
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else |
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{ |
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// NOP |
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} |
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__V_SOURCESINK_CONTROLL( "CMccVideoSourceConfigKeyRetriever::HandleEventL, exit" ) |
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} |
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// ----------------------------------------------------------------------------- |
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// CMccVideoSourceConfigKeyRetriever::HandleError |
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// ----------------------------------------------------------------------------- |
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// |
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void CMccVideoSourceConfigKeyRetriever::HandleError() |
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{ |
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__V_SOURCESINK_CONTROLL( "CMccVideoSourceConfigKeyRetriever::HandleError" ) |
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iFailed = ETrue; |
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StopWaiting(); |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// CMccVideoSourceConfigKeyRetriever::StopWaiting |
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// ----------------------------------------------------------------------------- |
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// |
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void CMccVideoSourceConfigKeyRetriever::StopWaiting() |
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{ |
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if ( iWait && iWait->IsStarted() ) |
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{ |
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__V_SOURCESINK_CONTROLL( "CMccVideoSourceConfigKeyRetriever::StopWaiting" ) |
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iWait->AsyncStop(); |
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} |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// CMccVideoSourceConfigKeyRetriever::StartGuardTimer |
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// ----------------------------------------------------------------------------- |
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// |
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void CMccVideoSourceConfigKeyRetriever::StartGuardTimer() |
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{ |
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__V_SOURCESINK_CONTROLL( "CMccVideoSourceConfigKeyRetriever::StartGuardTimer" ) |
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|
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iGuardTimer->Start( |
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iGuardTimerTimeout, TCallBack( GuardTimerExpired, this ) ); |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// CMccVideoSourceConfigKeyRetriever::StopGuardTimer |
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// ----------------------------------------------------------------------------- |
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// |
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void CMccVideoSourceConfigKeyRetriever::StopGuardTimer() |
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{ |
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__V_SOURCESINK_CONTROLL( "CMccVideoSourceConfigKeyRetriever::StopGuardTimer" ) |
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|
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iGuardTimer->Stop(); |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// CMccVideoSourceConfigKeyRetriever::GuardTimerExpired |
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// ----------------------------------------------------------------------------- |
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// |
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TInt CMccVideoSourceConfigKeyRetriever::GuardTimerExpired( TAny* aObject ) |
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{ |
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__V_SOURCESINK_CONTROLL( "CMccVideoSourceConfigKeyRetriever::GuardTimerExpired" ) |
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CMccVideoSourceConfigKeyRetriever* self = |
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static_cast<CMccVideoSourceConfigKeyRetriever*>( aObject ); |
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if ( self ) |
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{ |
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self->StopWaiting(); |
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} |
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__V_SOURCESINK_CONTROLL( "CMccVideoSourceConfigKeyRetriever::GuardTimerExpired, exit" ) |
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return KErrNone; |
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} |
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// End of file |
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