multimediacommscontroller/mmccjitterbuffer/src/mccjitterbufferimpl.cpp
author William Roberts <williamr@symbian.org>
Sun, 14 Mar 2010 13:11:20 +0000
branchCompilerCompatibility
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parent 0 1bce908db942
child 32 f2ed1fc4c163
permissions -rw-r--r--
Automatic merge from PDK_3.0.h
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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/*
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* Copyright (c) 2004-2007 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:    Implementation of Mcc Jitterbuffer
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*
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*/
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// INCLUDE FILES
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#include "mmcccodecinformation.h"
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#include "mccjitterbufferimpl.h"
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#include "mcccngenerator.h"
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#include "mccinternalevents.h"
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#include "mccinternaldef.h"
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#include "mccjitterbufferlogs.h"
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#include "mccjitterbufferobserver.h"
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// LOCAL CONSTANTS
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const TInt KDefaultSampleRateInkHz = 8;
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const TInt KWbSampleRateInkHz = 16;
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const TInt KLowBufferLimit = 2;
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const TInt KOverflowAlarmLimit = 20;
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const TInt KSequentialLateFramesLimit = 20;
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// Codec frame sizes
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const TInt KAMRNBFrameSize = 32;
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const TInt KAMRWBFrameSize = 64;
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const TInt KILBCFrameSize = 52;
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const TInt KG729FrameSize = 24; // 10 octets + 2 for header
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// Maximum possible sequence number of RTP packet with standard RTP header.
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const TInt KMaxSeqNumber = 65535;        // 16-bit value
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// Codec frame times
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const TInt KAMRNBFrameTime = 20;
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// ============================= LOCAL FUNCTIONS ===============================
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// -----------------------------------------------------------------------------
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// TJitterBufferElement::CompareSeqNum
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// Compare SequenceNumber
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// -----------------------------------------------------------------------------    
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//
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TInt TJitterBufferElement::CompareSeqNum( const TJitterBufferElement& aElem1, 
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        const TJitterBufferElement& aElem2 )
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    {
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    if ( aElem1.iSequenceNumber > aElem2.iSequenceNumber )
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        {
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        return (-1);
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        }
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    else if ( aElem1.iSequenceNumber < aElem2.iSequenceNumber )
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        {
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        return (1);
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        }
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    else
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        {
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        return (0);
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        }
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    }
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// -----------------------------------------------------------------------------
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// TJitterBufferElement::CompareStamp
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// Compare Stamp
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// -----------------------------------------------------------------------------        
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//
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TInt TJitterBufferElement::CompareStamp( const TJitterBufferElement& aElem1, 
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        const TJitterBufferElement& aElem2 )
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    {
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    if ( aElem1.iStamp > aElem2.iStamp )
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        {
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        return (-1);
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        }
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    else if ( aElem1.iStamp < aElem2.iStamp )
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        {
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        return (1);
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        }
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    else
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        {
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        return (0);
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        }
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    }
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// ============================ MEMBER FUNCTIONS ===============================
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// -----------------------------------------------------------------------------
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// CMccJitterBufferImpl::CMccJitterBufferImpl
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// C++ default constructor can NOT contain any code, that
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// might leave.
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// -----------------------------------------------------------------------------
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//
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CMccJitterBufferImpl::CMccJitterBufferImpl( MJitterBufferObserver* aObserver): 
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		iPacketsInBuffer( 0 ), 
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        iLastGetSeqNum( -1 ), 
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        iBufStampSorter( 
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            TLinearOrder<TJitterBufferElement>( TJitterBufferElement::CompareStamp ) 
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            ),
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        iBufSequenceSorter( 
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            TLinearOrder<TJitterBufferElement>( TJitterBufferElement::CompareSeqNum ) 
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            ),
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        iSeqNumIncrement( 0 ),
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        iPlay( EFalse ),
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        iObserver( aObserver ),
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        iOverflowCounter( 0 ),
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        iPlayToneInterval( 0 ),
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        iNotifyUser( ETrue ),
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        iLatestNotifiedEvent( KMccEventNone ),
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        iSampleRate( KDefaultSampleRateInkHz )
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    {
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    iTonePlayTime.UniversalTime();
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    }
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// -----------------------------------------------------------------------------
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// CMccJitterBufferImpl::NewL
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// Static constructor.
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// -----------------------------------------------------------------------------
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//
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CMccJitterBufferImpl* CMccJitterBufferImpl::NewL( MJitterBufferObserver* aObserver )
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    {
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    __JITTER_BUFFER( "CMccJitterBufferImpl::NewL 64bit version" )
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    CMccJitterBufferImpl* self = new( ELeave ) CMccJitterBufferImpl( aObserver );
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    CleanupStack::PushL( self );
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    self->ConstructL();
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    CleanupStack::Pop( self );
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    return self;
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    }
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// -----------------------------------------------------------------------------
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// CMccJitterBufferImpl::ConstructL
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// Symbian 2nd phase constructor can leave.
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// -----------------------------------------------------------------------------
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//
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void CMccJitterBufferImpl::ConstructL()
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    {
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    SetBufferState( EIdle );
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    SendStreamEventToClient( KMccStreamIdle, ETrue );
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    }
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// -----------------------------------------------------------------------------
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// CMccJitterBufferImpl::~CMccJitterBufferImpl
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// Destructor deallocate memory.
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// -----------------------------------------------------------------------------
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//
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CMccJitterBufferImpl::~CMccJitterBufferImpl()
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    {
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    __JITTER_BUFFER( "CMccJitterBufferImpl::~CMccJitterBufferImpl entry" )
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    delete iCnGenerator;    
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    // Deallocate payload memory of jitter buffer elements.
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    const TInt count = iBuffer.Count();
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    for ( TInt i = 0; i < count; i++ )
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        {
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        delete iBuffer[i].iDataFrame;
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        } 
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    iBuffer.Close();
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    iObserver = NULL;
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    __JITTER_BUFFER( "CMccJitterBufferImpl::~CMccJitterBufferImpl exit" )
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    }
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// -----------------------------------------------------------------------------
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// CMccJitterBufferImpl::SetupL
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// Setup Jitterbuffer
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// -----------------------------------------------------------------------------
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//
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void CMccJitterBufferImpl::SetupL( 
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    TInt aPlayoutThreshold, 
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    const TMccCodecInfo& aCInfo, 
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    CMMFDevSound& aDevSound, 
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    MAsyncEventHandler* aEventHandler,
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    TUint32 aEndpointId )
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    {
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    __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::SetupL aCInfo.iJitterBufBufferLength:",
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                          aCInfo.iJitterBufBufferLength )
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    __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::SetupL aPlayoutThreshold:",
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                          aPlayoutThreshold )
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    __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::SetupL aCInfo.iJitterBufInactivityTimeOut:",
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                          aCInfo.iJitterBufInactivityTimeOut )
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    __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::SetupL aCInfo.iJitterBufPlayToneTimeout:",
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                          aCInfo.iJitterBufPlayToneTimeout )
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    __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::SetupL aCInfo.iJitterBufPlayToneFrequency:",
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                          aCInfo.iJitterBufPlayToneFrequency )
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    __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::SetupL aCInfo.iJitterBufPlayToneDuration:",
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                          aCInfo.iJitterBufPlayToneDuration )
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    __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::SetupL aCInfo.iHwFrameTime:",
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                          aCInfo.iHwFrameTime )
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    __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::SetupL aCInfo.iPtime:",
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                          aCInfo.iPtime )
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    // Changed if-statement to asserts. Added also check agains 0 hwframetime
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    __ASSERT_ALWAYS( aCInfo.iPtime, User::Leave( KErrArgument ) );
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    __ASSERT_ALWAYS( aCInfo.iJitterBufBufferLength, User::Leave( KErrArgument ) );
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    __ASSERT_ALWAYS( aCInfo.iHwFrameTime, User::Leave( KErrArgument ) );
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    // Save the original HW frame time because we may need it in case of
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    // dynamic G.711 adjustment.
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    const TUint8 origHwtime = iCInfo.iHwFrameTime;
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    iCInfo = aCInfo;
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    iEventHandler = aEventHandler;
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    iEndpointId = aEndpointId;
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    __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::SetupL origHwtime:", origHwtime )
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    if( iCInfo.iJitterBufInactivityTimeOut )
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        {
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        if( ( iCInfo.iJitterBufPlayToneFrequency > 0 ) && 
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            ( iCInfo.iJitterBufPlayToneDuration > 0 ) )
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            {
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            iPlayToneInterval = iCInfo.iJitterBufPlayToneTimeout;            
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            iPlay = ETrue;
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            }
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parents:
diff changeset
   227
        }
1bce908db942 Revision: 201003
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parents:
diff changeset
   228
        
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   229
    TInt bufLenMultiplier = 1;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   230
    if ( iCInfo.iFourCC == KMMFFourCCCodeAMR )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   231
        {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   232
        iFrameSize = KAMRNBFrameSize;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   233
        iFrameTime = KAMRNBFrameTime;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   234
        }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   235
    else if ( iCInfo.iFourCC == KMMFFourCCCodeAWB )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   236
        {   
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   237
        iFrameSize = KAMRWBFrameSize;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   238
        iFrameTime = KAMRNBFrameTime;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   239
        iSampleRate = KWbSampleRateInkHz;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   240
        }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   241
    else if( iCInfo.iFourCC == KMccFourCCIdG711 )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   242
        {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   243
        // G.711 is configured dynamically. Take voip headerlength also in to
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   244
        // account. G.711 hwframetime is in milliseconds, so need to multiply.
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   245
        iFrameSize = ( iCInfo.iHwFrameTime * KDefaultSampleRateInkHz )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   246
            + KVoIPHeaderLength;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   247
        iFrameTime = 0;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   248
        
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   249
        // In case of G.711 codec dynamic configuration, we may need to double
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   250
        // the jitterbuffer length if HW frame time is changed from 20ms to
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   251
        // 10ms. 
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   252
        if ( origHwtime )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   253
            {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   254
            bufLenMultiplier = origHwtime / iCInfo.iHwFrameTime;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   255
            if ( !bufLenMultiplier )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   256
                {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   257
                bufLenMultiplier = 1;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   258
                }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   259
            }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   260
        }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   261
    else if( iCInfo.iFourCC == KMccFourCCIdILBC )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   262
        {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   263
        iFrameSize = KILBCFrameSize;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   264
        iFrameTime = 0;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   265
        }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   266
    else if( iCInfo.iFourCC == KMccFourCCIdG729 )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   267
        {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   268
        iFrameSize = KG729FrameSize;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   269
        iFrameTime = 0;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   270
        // Multiply G.729 also by two...
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   271
        bufLenMultiplier = 2;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   272
        }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   273
    else
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   274
        {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   275
        __JITTER_BUFFER( "CMccJitterBufferImpl::SetupL KErrNotSupported" )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   276
        
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   277
        User::Leave( KErrNotSupported );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   278
        }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   279
            
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   280
    // Delete old buffer & reset it
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   281
    const TInt elems = iBuffer.Count();
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   282
    for( TInt i = 0; i < elems; i++ )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   283
        {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   284
        delete iBuffer[i].iDataFrame;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   285
        iBuffer[i].iDataFrame = NULL;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   286
        }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   287
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   288
    iBuffer.Reset();
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   289
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   290
    // Calculate needed elements
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   291
    TInt bufLen = iCInfo.iJitterBufBufferLength * bufLenMultiplier;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   292
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   293
    __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::SetupL G.711 bufLenMultiplier ",
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   294
        bufLenMultiplier )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   295
    __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::SetupL iBufferLength: ",
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   296
        bufLen )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   297
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   298
    __ASSERT_ALWAYS( aPlayoutThreshold < bufLen, User::Leave( KErrTooBig ) );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   299
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   300
    // if differences between bufferlength and treshold set by client
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   301
    // is less than 10, increase bufferlength so the differences is 10
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   302
    // this is to help buffer goes to overflow easily.
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   303
    // Also possible G.711/729 multiplier needs to be taken care of.
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   304
    CheckThresholdBufferLength( bufLen, aPlayoutThreshold );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   305
    iCurrentPlayThreshold = aPlayoutThreshold * bufLenMultiplier;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   306
    iOriginalPlayThreshold = aPlayoutThreshold * bufLenMultiplier;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   307
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   308
    if( iCnGenerator )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   309
        {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   310
        delete iCnGenerator;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   311
        iCnGenerator = NULL;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   312
        }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   313
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   314
    iCnGenerator = CMccCnGenerator::NewL( iCInfo.iFourCC, aDevSound );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   315
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   316
    // Create the elements in the Buffer
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   317
    for( TInt k = 0; k < bufLen; k++ )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   318
        {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   319
        CMMFDataBuffer* buf = CMMFDataBuffer::NewL( iFrameSize );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   320
        CleanupStack::PushL( buf );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   321
        TJitterBufferElement newElement;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   322
        newElement.iDataFrame = buf;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   323
        newElement.iSequenceNumber = -1;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   324
        newElement.iStamp = -1;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   325
        iBuffer.AppendL( newElement );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   326
        CleanupStack::Pop( buf );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   327
        }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   328
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   329
    // Zero the statistic members
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   330
    iFramesLost = 0;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   331
    iFramesReceived = 0;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   332
    iNumOfLateFrames = 0;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   333
    iFramesRemoved = 0;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   334
    iFramesPlayed = 0;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   335
    iPacketsInBuffer = 0;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   336
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   337
    // Calculate the sequence number increment
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   338
    iSeqNumIncrement = iSampleRate * iCInfo.iHwFrameTime;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   339
    } 
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   340
        
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   341
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   342
// CMccJitterBufferImpl::ResetBufferL
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   343
// Reset Jitterbuffer
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   344
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   345
//
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   346
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   347
void CMccJitterBufferImpl::ResetBuffer( TBool aPlayTone, TBool aNotifyUser )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   348
    {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   349
    const TInt bufLen = BufferLength();
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   350
    __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::ResetBuffer bufLen: ", bufLen )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   351
    __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::ResetBuffer pktsIn: ", iPacketsInBuffer )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   352
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   353
    for( TInt i = 0; i < bufLen; i++ )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   354
        {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   355
        iBuffer[i].iSequenceNumber = -1;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   356
        iBuffer[i].iStamp = -1;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   357
        }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   358
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   359
    iLastGetSeqNum = -1;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   360
    iCurrentPlayThreshold = iOriginalPlayThreshold;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   361
    iPacketsInBuffer = 0; 
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   362
    iPlay = aPlayTone; 
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   363
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   364
    if ( BufferState() != EIdle && 
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   365
         aNotifyUser && 
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   366
         iLatestNotifiedEvent != KMccStreamIdle )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   367
        {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   368
        SendStreamEventToClient( KMccStreamIdle, ETrue );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   369
        }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   370
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   371
    SetBufferState( EIdle );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   372
    iDropNextFrame = EFalse;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   373
    }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   374
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   375
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   376
// CMccJitterBufferImpl::CurrentCodec
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   377
// Return current codec.
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   378
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   379
//
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   380
TFourCC CMccJitterBufferImpl::CurrentCodec() const
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   381
    {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   382
    return iCInfo.iFourCC;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   383
    }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   384
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   385
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   386
// CMccJitterBufferImpl::DelayUpL
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   387
// Adds a buffer element into the jitter buffer
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   388
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   389
//
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   390
void CMccJitterBufferImpl::DelayUpL()
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   391
    {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   392
    CMMFDataBuffer* buf = CMMFDataBuffer::NewL( iFrameSize );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   393
    CleanupStack::PushL( buf );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   394
    TJitterBufferElement newElement;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   395
    newElement.iDataFrame = buf;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   396
    newElement.iSequenceNumber = -1;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   397
    newElement.iStamp = -1;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   398
    iBuffer.AppendL( newElement );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   399
    CleanupStack::Pop( buf );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   400
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   401
    // Insert one NO_DATA frame into the audio stream, so the jitterbuffer has
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   402
    // the possibility to grow at least one frame from the current status. 
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   403
    // If the current playout threshold is zero, then there is playout ongoing or
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   404
    // a DTX period. This means that we should buffer at least one frame before
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   405
    // starting playout.
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   406
    if( 0 == iCurrentPlayThreshold )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   407
        {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   408
        __JITTER_BUFFER( "CMccJitterBufferImpl::DelayUpL Adjusting Playout Threshold" )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   409
        
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   410
        iCurrentPlayThreshold = iPacketsInBuffer + 1;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   411
        }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   412
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   413
    __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::DelayUpL BUF_LEN:", BufferLength() )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   414
    __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::DelayUpL CUR_FRAMES:", iPacketsInBuffer )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   415
    __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::DelayUpL PLAY_TH:", iCurrentPlayThreshold )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   416
    }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   417
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   418
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   419
// CMccJitterBufferImpl::DelayDownL
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   420
// Removes an buffer element from the jitter buffer
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   421
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   422
//
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   423
void CMccJitterBufferImpl::DelayDownL()
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   424
    {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   425
    // We need to remove one frame from the jitterbuffer. If currently we are
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   426
    // in a DTX period, we're in luck as we do not affect voice quality at all.
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   427
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   428
    // DURING DTX:
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   429
    // During DTX periods the jitterbuffer can be empty, so we cannot remove
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   430
    // anything from nothing. Then we basically can remove one element from the
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   431
    // buffer so it is shorter.
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   432
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   433
    // DURING SPEECH:
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   434
    // We'll need to remove one audio frame and mark the one preceding the 
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   435
    // removed frame as bad. Then we'll continue as usual.
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   436
    const TInt bufLen = BufferLength();
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   437
    __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::DelayDownL BUF_LEN:", bufLen )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   438
    __JITTER_BUFFER_INT1("CMccJitterBufferImpl::DelayDownL CUR_FRAMES:", iPacketsInBuffer )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   439
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   440
    if( this->IsEmpty() )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   441
        {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   442
        // Cannot do anything for empty buffer
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   443
        if( KLowBufferLimit < bufLen )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   444
            {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   445
            __JITTER_BUFFER( "CMccJitterBufferImpl::DelayDownL Empty buffer" )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   446
            
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   447
            delete iBuffer[bufLen - 1].iDataFrame;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   448
            iBuffer.Remove( bufLen - 1 );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   449
            }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   450
        else if( 0 < iCurrentPlayThreshold )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   451
            {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   452
            __JITTER_BUFFER( "CMccJitterBufferImpl::DelayDownL Playthreshold modification" )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   453
                        
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   454
            iCurrentPlayThreshold--;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   455
            }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   456
        else
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   457
            {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   458
            __JITTER_BUFFER( "CMccJitterBufferImpl::DelayDownL Buffer empty, cant do anything" )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   459
            // Cannot do anything currently
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   460
            return;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   461
            }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   462
        }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   463
    else if( this->IsFull() )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   464
        {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   465
        // If there is sufficiently data in the buffer, then remove one
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   466
        // frame and mark the one preceding it bad
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   467
        if( KLowBufferLimit < iPacketsInBuffer )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   468
            {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   469
            __JITTER_BUFFER( "CMccJitterBufferImpl::DelayDownL Buffer full, doing removal" )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   470
            
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   471
            // Remove the 2nd oldest frame and mark the oldest as bad
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   472
            delete iBuffer[1].iDataFrame;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   473
            iBuffer.Remove( 1 );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   474
            
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   475
            // MARK THE FIRST AS BAD FRAME!!!
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   476
            iPacketsInBuffer--;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   477
            iFramesRemoved++;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   478
            }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   479
        else
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   480
            {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   481
            // Cant do removing, see if playthreshold can be adjusted
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   482
            if( 0 < iCurrentPlayThreshold )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   483
                {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   484
                __JITTER_BUFFER( "CMccJitterBufferImpl::DelayDownL Buffer full, cant do anything" )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   485
                
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   486
                iCurrentPlayThreshold--;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   487
                }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   488
            }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   489
        }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   490
    else
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   491
        {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   492
        if( KLowBufferLimit < bufLen )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   493
            {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   494
            __JITTER_BUFFER( "CMccJitterBufferImpl::DelayDownL Some frames, adjusting length" )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   495
            
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   496
            // Adjust the length of the buffer
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   497
            delete iBuffer[bufLen - 1].iDataFrame;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   498
            iBuffer.Remove( bufLen - 1 );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   499
            }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   500
        else
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   501
            {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   502
            __JITTER_BUFFER( "CMccJitterBufferImpl::DelayDownL Some frames, too small buffer" )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   503
            }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   504
        }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   505
    }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   506
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   507
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   508
// CMccJitterBufferImpl::CalculateDelay
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   509
// Calculates the current delay that jitterbuffer has in the playback
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   510
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   511
//
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   512
TTimeIntervalMicroSeconds32 CMccJitterBufferImpl::CalculateDelay() const
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   513
    {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   514
    __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::CalculateDelay:", iCInfo.iPtime * iPacketsInBuffer )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   515
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   516
    return iCInfo.iPtime * iPacketsInBuffer;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   517
    }        
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   518
        
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   519
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   520
// CMccJitterBufferImpl::AddDataFrameL
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   521
// Adds a audio frame into the jitterbuffer passed in the aDataBuffer
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   522
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   523
//
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   524
void CMccJitterBufferImpl::AddDataFrameL( CMMFBuffer* aDataBuffer )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   525
    {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   526
    User::LeaveIfNull( aDataBuffer );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   527
    const TInt64 seqNum = aDataBuffer->FrameNumber();
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   528
    iFramesReceived++;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   529
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   530
    const TInt num( FindLargestSeqNum() );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   531
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   532
    __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::AddDataFrameL FRAM_SEQNUM:", seqNum )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   533
    __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::AddDataFrameL LAST_SEQNUM:", iLastGetSeqNum )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   534
    __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::AddDataFrameL PACKETS:", iPacketsInBuffer )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   535
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   536
    const CMMFDataBuffer* dataBuffer( static_cast<CMMFDataBuffer*>( aDataBuffer ) );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   537
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   538
    if( seqNum > iLastGetSeqNum )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   539
        {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   540
        iNumOfSequentialLateFrames = 0;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   541
        if( IsFull() )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   542
            {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   543
            __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::AddDataFrameL OFLOW dropnext: ",
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   544
                iDropNextFrame );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   545
            
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   546
            iFramesRemoved++;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   547
			iOverflowCounter++;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   548
			if ( iObserver && iOverflowCounter > KOverflowAlarmLimit )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   549
                {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   550
	            __JITTER_BUFFER( "CMccJitterBufferImpl::AddDataFrameL OFLOW reported" )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   551
	            
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   552
                iOverflowCounter = 0;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   553
                iObserver->JitterBufferError( MJitterBufferObserver::EBufferOverflow );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   554
                ResetBuffer( ETrue, EFalse );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   555
                
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   556
                // Do not inform resource unavailability several times. Once playback
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   557
                // is ok again, resource unavailability can be informed if it occurs.
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   558
                SendStreamEventToClient( KMccResourceNotAvailable, ETrue );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   559
                iNotifyUser = EFalse;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   560
                }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   561
            
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   562
            // Check that we actually have packets to remove from the buffer.
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   563
            if ( !iDropNextFrame && iPacketsInBuffer )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   564
                {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   565
                // Remove the newest frame in the buffer
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   566
                (void) iBuffer[ iPacketsInBuffer - 1 ].iSequenceNumber;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   567
                iBuffer[ iPacketsInBuffer - 1 ].iSequenceNumber = -1;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   568
                iBuffer[ iPacketsInBuffer - 1 ].iStamp = -1;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   569
                iPacketsInBuffer--;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   570
                
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   571
                iDropNextFrame = ETrue;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   572
                }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   573
            else
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   574
                {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   575
                iDropNextFrame = EFalse;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   576
                }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   577
            
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   578
            // If we dropped this frame, then return from here.
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   579
            if ( !iDropNextFrame )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   580
                {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   581
                return;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   582
                }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   583
            }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   584
        else if( IsEmpty() )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   585
            {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   586
            // Buffering
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   587
            HandleNotifications( ETrue );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   588
            
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   589
    		TTimeIntervalSeconds interval;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   590
    		TTime currentTime;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   591
    		currentTime.UniversalTime();
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   592
            currentTime.SecondsFrom( iTonePlayTime, interval );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   593
            
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   594
            if( iPlay && interval.Int() >= iPlayToneInterval )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   595
                {    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   596
                __JITTER_BUFFER( "CMccJitterBufferImpl::AddDataFrameL tone to be played" )                
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   597
    			iTonePlayTime.UniversalTime();
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   598
                iPlay = EFalse;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   599
                }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   600
            
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   601
            const TInt64 nextGetSeqNum( iLastGetSeqNum + iSeqNumIncrement );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   602
            if( seqNum > nextGetSeqNum )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   603
                {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   604
                // We are empty and there is frames missing between last get frame
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   605
                // and frame sequence number. This might be because of DTX period
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   606
                // so we need to adjust to the situation
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   607
                iLastGetSeqNum = seqNum - iSeqNumIncrement;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   608
                
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   609
                __JITTER_BUFFER( "CMccJitterBufferImpl::AddDataFrameL MISSING & EMPTY" )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   610
                __JITTER_BUFFER_INT2( "CMccJitterBufferImpl::AddDataFrameL ADJ_LAST:", iLastGetSeqNum,
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   611
                                      " FRM_SEQ:", seqNum )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   612
                }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   613
            }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   614
        else
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   615
            {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   616
            __JITTER_BUFFER( "CMccJitterBufferImpl::AddDataFrameL NORMAL" )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   617
            
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   618
			iOverflowCounter = 0;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   619
            }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   620
        
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   621
        // Reset inactivity timing. NB. all branches need to reset inactivity
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   622
        // and insert the new element.
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   623
        iInactivityTime = 0;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   624
        InsertBufferElement( dataBuffer->Data(), num, seqNum );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   625
        }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   626
    else
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   627
        {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   628
        iNumOfLateFrames++;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   629
        if(++iNumOfSequentialLateFrames > KSequentialLateFramesLimit )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   630
             iLastGetSeqNum = -1;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   631
        
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   632
        __JITTER_BUFFER( "CMccJitterBufferImpl::AddDataFrameL TOO LATE" )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   633
        }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   634
    }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   635
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   636
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   637
// CMccJitterBufferImpl::GetDataFrameL
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   638
// Get DataFrame
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   639
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   640
//
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   641
void CMccJitterBufferImpl::GetDataFrameL( CMMFBuffer* aBuffer )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   642
    {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   643
    User::LeaveIfNull( aBuffer );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   644
    CMMFDataBuffer& dataBuffer = static_cast<CMMFDataBuffer&>( *aBuffer );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   645
    TDes8& playBuffer( dataBuffer.Data() );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   646
    iFramesPlayed++;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   647
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   648
    __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::GetDataFrameL PACKETS:", iPacketsInBuffer )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   649
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   650
    if( IsEmpty() )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   651
        {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   652
        // Buffer is empty, so we need to generate CN frames. During DTX period
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   653
        // this is where we'll end up. If we are empty because of DTX period,
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   654
        // the CN generator will do the error concealment.
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   655
        iCnGenerator->GenerateSidPacket( playBuffer, dataBuffer.RequestSize() );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   656
        iCurrentPlayThreshold = iOriginalPlayThreshold;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   657
        
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   658
        // Used for talkburst, if talkburst over, reset buffer and sequence numbers
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   659
        if( iCInfo.iJitterBufInactivityTimeOut > 0 && iInactivityTime >= 0 )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   660
            {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   661
            iInactivityTime = iInactivityTime + iFrameTime;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   662
            if( iInactivityTime >= (TInt) iCInfo.iJitterBufInactivityTimeOut )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   663
                {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   664
                __JITTER_BUFFER_INT2("CMccJitterBufferImpl::Inactivity timeout:",
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   665
                                     iCInfo.iJitterBufInactivityTimeOut,
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   666
                                     " time:", iInactivityTime )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   667
                
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   668
                iInactivityTime = -1;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   669
                ResetBuffer();
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   670
                }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   671
            }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   672
        }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   673
    else 
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   674
        {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   675
        // This is where we buffer some data before starting the playout so we can
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   676
        // take some jitter by nature without adaptation.
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   677
        if( iPacketsInBuffer < iCurrentPlayThreshold )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   678
            {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   679
            // Give comfort noise when we are buffering for playback start
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   680
            __JITTER_BUFFER( "CMccJitterBufferImpl::GetDataFrameL THRESHOLD NOT REACHED" )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   681
            __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::GetDataFrameL iCurrentPlayThreshold",
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   682
                iCurrentPlayThreshold )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   683
            
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   684
            iCnGenerator->GenerateSidPacket(
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   685
                playBuffer, dataBuffer.RequestSize() );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   686
            }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   687
        else
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   688
            {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   689
            // Not buffering
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   690
            HandleNotifications( EFalse );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   691
            
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   692
            // Set the playout threshold to zero so we play the current talkspurt to the
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   693
            // end and do not affect the speech quality. This means that we will play the
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   694
            // buffer until it is empty. After that it is either DTX period or it is packet
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   695
            // loss.
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   696
            iCurrentPlayThreshold = 0;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   697
            
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   698
            // Next sequence number that should be in the buffer
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   699
            TInt64 nextSeqNum = iLastGetSeqNum + iSeqNumIncrement;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   700
            if( -1 == iLastGetSeqNum )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   701
                {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   702
                // Last get sequence number was -1, so add one
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   703
                __JITTER_BUFFER( "CMccJitterBufferImpl::GetDataFrameL LAST WAS -1 ADJUSTING" )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   704
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   705
                nextSeqNum += 1;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   706
                }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   707
                
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   708
            // The actual sequence number which is in the buffer
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   709
            const TInt64 nextFrameSeqNum(
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   710
                iBuffer[ iPacketsInBuffer - 1 ].iSequenceNumber );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   711
            
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   712
            __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::GetDataFrameL NEXT_GET_SEQ_NUM:", nextSeqNum )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   713
            __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::GetDataFrameL FRAME_SEQ_NUM:", nextFrameSeqNum )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   714
            __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::GetDataFrameL PACKETS:", iPacketsInBuffer )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   715
            __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::GetDataFrameL LAST_GET_SEQ_NUM:", iLastGetSeqNum )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   716
            
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   717
            // Check if the next sequence number is smaller than the frame number of the next
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   718
            // frame to be played out. This will mean that a frame was lost and we need to do
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   719
            // error concealment. 
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   720
            // Also we need to take account the start of the playout when iLastGetSeqNum == -1 
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   721
            // so we play the first frame in the buffer regardless of it's sequence number.
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   722
            // This should also take the sequence number wrap around situation.
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   723
            
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   724
            // As if(0) is intentional, PC-lint warning disabled:
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   725
            /*lint -e506 */
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   726
            //if ( nextSeqNum < nextFrameSeqNum )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   727
            if ( 0 )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   728
                {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   729
                __JITTER_BUFFER( "CMccJitterBufferImpl::GetDataFrameL LOST FRAME" )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   730
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   731
                iFramesLost++;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   732
                iLastGetSeqNum = iLastGetSeqNum + iSeqNumIncrement;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   733
                
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   734
                __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::GetDataFrameL 1. LAST_GET_SEQ_NUM IS NOW:", iLastGetSeqNum )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   735
                
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   736
                iCnGenerator->GenerateSidPacket( playBuffer,
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   737
                    dataBuffer.RequestSize() );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   738
                }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   739
            else
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   740
                {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   741
                __JITTER_BUFFER( "CMccJitterBufferImpl::GetDataFrameL NORMAL" )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   742
                
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   743
                TJitterBufferElement& bufferElement = iBuffer[ iPacketsInBuffer - 1 ];
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   744
                if ( playBuffer.MaxLength() >= bufferElement.iDataFrame->Data().Length() )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   745
                    {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   746
                    playBuffer.Copy( bufferElement.iDataFrame->Data() );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   747
                    }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   748
                else
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   749
                    {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   750
                    __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::GetDataFrameL ERROR - output buffer too small, maxlen:", 
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   751
                                          playBuffer.MaxLength() )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   752
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   753
                    iCnGenerator->GenerateSidPacket( playBuffer, dataBuffer.RequestSize() );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   754
                    }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   755
                
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   756
                iLastGetSeqNum = bufferElement.iSequenceNumber;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   757
                bufferElement.iSequenceNumber = -1;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   758
                bufferElement.iStamp = -1;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   759
                iPacketsInBuffer--;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   760
                iInactivityTime = -1;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   761
                
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   762
                // Lets see if the new buffer will lead into a DTX period
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   763
                iCnGenerator->DoDtxDecision( playBuffer );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   764
                }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   765
            }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   766
        }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   767
    }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   768
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   769
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   770
// CMccJitterBufferImpl::FindLargestSeqNum
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   771
// Find Largest SequenceNumber
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   772
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   773
//
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   774
TInt CMccJitterBufferImpl::FindLargestSeqNum() const
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   775
    {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   776
    TInt64 num = 0;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   777
    TInt pos = 0;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   778
    const TInt len( BufferLength() );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   779
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   780
    for( TInt i = 0; i < len; i++ )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   781
        {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   782
        if( iBuffer[i].iSequenceNumber > num ) 
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   783
            {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   784
            num = iBuffer[i].iSequenceNumber;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   785
            pos = i;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   786
            }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   787
        }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   788
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   789
    return pos;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   790
    }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   791
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   792
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   793
// CMccJitterBufferImpl::InsertBufferElement
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   794
// Insert Buffer Element
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   795
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   796
//
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   797
void CMccJitterBufferImpl::InsertBufferElement( const TDesC8& aBuffer, 
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   798
    TInt64 aLargestSeqNum, TInt64 aFrameNumber )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   799
    {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   800
    __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::InsertBufferElement aFrameNumber:",
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   801
        aFrameNumber )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   802
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   803
    if ( !aBuffer.Length() || aBuffer.Length() > iFrameSize )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   804
        {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   805
        __JITTER_BUFFER( "CMccJitterBufferImpl::InsertBufferElement INVALID DATA, IGNORING" )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   806
        return;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   807
        }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   808
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   809
    const TInt len( this->BufferLength() );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   810
    iBuffer[len-1].iDataFrame->Data().Copy( aBuffer );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   811
    iBuffer[len-1].iSequenceNumber = aFrameNumber;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   812
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   813
    if ( IsSeqNumWrappedAround( iBuffer[aLargestSeqNum].iSequenceNumber, aFrameNumber ) )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   814
        {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   815
        for ( TInt i = 0; i < len; i++ )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   816
            {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   817
            if( iBuffer[i].iStamp > aLargestSeqNum ) 
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   818
                {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   819
                aLargestSeqNum = iBuffer[i].iStamp;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   820
                }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   821
            }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   822
        
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   823
        iBuffer[len-1].iStamp = aLargestSeqNum + 1;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   824
        iBuffer.Sort( iBufStampSorter );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   825
        iLastGetSeqNum = -1;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   826
        }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   827
    else 
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   828
        {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   829
        iBuffer[len-1].iStamp = aFrameNumber - BufferLength();
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   830
        iBuffer.Sort( iBufSequenceSorter );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   831
        }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   832
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   833
    iPacketsInBuffer++;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   834
    }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   835
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   836
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   837
// CMccJitterBufferImpl::BufferLength()
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   838
// Return bufferlength.
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   839
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   840
//
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   841
TInt CMccJitterBufferImpl::BufferLength() const
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   842
    {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   843
    return iBuffer.Count();
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   844
    }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   845
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   846
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   847
// CMccJitterBufferImpl::IsFull()
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   848
// Return:    True if full
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   849
//            False if not full
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   850
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   851
//
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   852
TBool CMccJitterBufferImpl::IsFull() const
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   853
    {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   854
    return ( iPacketsInBuffer == BufferLength() );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   855
    }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   856
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   857
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   858
// CMccJitterBufferImpl::IsEmpty()
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   859
// Return:    True if empty
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   860
//            False if not empty
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   861
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   862
//
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   863
TBool CMccJitterBufferImpl::IsEmpty() const
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   864
    {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   865
    return ( iPacketsInBuffer == 0 );    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   866
    }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   867
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   868
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   869
// CMccJitterBufferImpl::IsSeqNumWrappedAround
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   870
// Checks if sequence number wrapped around from aSeqNum1 to aSeqNum2
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   871
// The sequence number wrap-around condition cannot be reliably detected by 
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   872
// checking for exact numbers, i.e., aSeqNum1==KMaxSeqNumber and aSeqNum2==0, 
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   873
// because, due to packet losses in network, sequence numbers may have gaps 
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   874
// between them.
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   875
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   876
//
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   877
TBool CMccJitterBufferImpl::IsSeqNumWrappedAround( TInt64 aSeqNum1, 
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   878
    TInt64 aSeqNum2 ) const
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   879
    {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   880
    __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::IsSeqNumWrappedAround aSeqNum1:", aSeqNum1 )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   881
    __JITTER_BUFFER_INT1( "CMccJitterBufferImpl::IsSeqNumWrappedAround aSeqNum2:", aSeqNum2 )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   882
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   883
    if ( aSeqNum1 > ( KMaxSeqNumber - BufferLength() ) && 
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   884
         aSeqNum2 < BufferLength() )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   885
        {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   886
        __JITTER_BUFFER( "CMccJitterBufferImpl::IsSeqNumWrappedAround ETrue" )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   887
        return ETrue;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   888
        }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   889
    else
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   890
        {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   891
        __JITTER_BUFFER( "CMccJitterBufferImpl::IsSeqNumWrappedAround EFalse" )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   892
        return EFalse;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   893
        }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   894
    }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   895
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   896
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   897
// CMccJitterBufferImpl::GenerateStatistics
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   898
// Generates the statistics from the jitterbuffer
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   899
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   900
//
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   901
void CMccJitterBufferImpl::GenerateStatistics( TMccJitterBufferEventData& aEvent ) const
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   902
    {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   903
    aEvent.iFramesReceived = iFramesReceived;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   904
    aEvent.iBufferLength = BufferLength();
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   905
    aEvent.iFramesInBuffer = iPacketsInBuffer;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   906
    aEvent.iFrameLoss = iFramesLost;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   907
    aEvent.iLateFrames = iNumOfLateFrames;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   908
    aEvent.iFramesRemoved = iFramesRemoved;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   909
    aEvent.iFramesPlayed = iFramesPlayed;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   910
    }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   911
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   912
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   913
// CMccJitterBufferImpl::HandleNotifications
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   914
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   915
//
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   916
void CMccJitterBufferImpl::HandleNotifications( TBool aBuffering )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   917
    {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   918
    if ( aBuffering )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   919
        {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   920
        if ( BufferState() < EPlaying )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   921
            {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   922
            __JITTER_BUFFER( "CMccJitterBufferImpl::HandleNotifications, to buffering state" )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   923
            
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   924
            SetBufferState( EBuffering );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   925
            SendStreamEventToClient( KMccStreamBuffering, ETrue );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   926
            }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   927
        }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   928
    else
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   929
        {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   930
        if ( BufferState() >= EBuffering )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   931
            {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   932
            // Do not notify about streaming until we know that speaker
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   933
            // is really playing provided data. This cannot be known when
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   934
            // first buffer is sent to speaker.
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   935
            if ( BufferState() == EDetermining )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   936
                {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   937
                __JITTER_BUFFER( "CMccJitterBufferImpl::HandleNotifications, to playing state" )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   938
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   939
                SetBufferState( EPlaying );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   940
                iNotifyUser = ETrue;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   941
                
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   942
                // As we are hiding buffer state changes when doing several
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   943
                // speaker starting attempts in row:
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   944
                // idle->buffering->streaming->idle->noresources->(buffering)->
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   945
                // (streaming)->(idle)->(noresources)->(buffering)-> etc.
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   946
                // We have to "fake" the buffering event when we are
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   947
                // sure that playback is fine.
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   948
                if ( KMccStreamBuffering != iLatestNotifiedEvent )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   949
                    {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   950
                    SendStreamEventToClient( KMccStreamBuffering, ETrue );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   951
                    }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   952
                
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   953
                SendStreamEventToClient( KMccStreamPlaying, ETrue );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   954
                }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   955
            else
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   956
                {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   957
                SetBufferState( EDetermining );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   958
                }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   959
            }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   960
        }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   961
    }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   962
  
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   963
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   964
// CMccJitterBufferImpl::CheckThresholdBufferLength
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   965
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   966
//  
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   967
void CMccJitterBufferImpl::CheckThresholdBufferLength(
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   968
    TInt& aBufferLength, TInt aTreshhold ) const
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   969
    {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   970
    const TInt numTen = 10;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   971
    if ( ( aBufferLength - aTreshhold ) < numTen )  
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   972
        {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   973
        aBufferLength = aTreshhold + numTen;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   974
        }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   975
    }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   976
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   977
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   978
// CMccJitterBufferImpl::SendStreamEventToClient
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   979
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   980
//	
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   981
void CMccJitterBufferImpl::SendStreamEventToClient( 
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   982
    TMccEventType aEventType,
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   983
    TBool aAllEndpoints )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   984
    {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   985
    __JITTER_BUFFER( "CMccJitterBufferImpl::SendStreamEventToClient" )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   986
    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   987
    if ( iEventHandler && iNotifyUser )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   988
	    {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   989
	    const TUint32 endpointId = aAllEndpoints ? 0 : iEndpointId;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   990
	    // Clear old event
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   991
	    { 
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   992
	    iMccEvent = TMccEvent();
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   993
	    }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   994
	    
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   995
	    iMccEvent.iEndpointId = endpointId;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   996
	    iMccEvent.iEventCategory = KMccEventCategoryStream;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   997
	    iMccEvent.iEventType = aEventType;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   998
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   999
		TMccInternalEvent internalEvent( KMccJitterBufferUid, 
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1000
		                                 EMccInternalEventNone,
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1001
		                                 iMccEvent );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1002
		                         
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1003
		iEventHandler->SendEventToClient( internalEvent );
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1004
		iLatestNotifiedEvent = aEventType;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1005
	    }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1006
	else
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1007
		{
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1008
		__JITTER_BUFFER( "CMccJitterBufferImpl::SendStreamEventToClient, sending ignored" )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1009
		}
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1010
    }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1011
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1012
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1013
// CMccJitterBufferImpl::SetBufferState
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1014
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1015
//		
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1016
void CMccJitterBufferImpl::SetBufferState( TMccJitterBufferImplState aState )
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1017
    {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1018
    iBufferState = aState;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1019
    }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1020
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1021
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1022
// CMccJitterBufferImpl::BufferState
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1023
// -----------------------------------------------------------------------------
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1024
//   
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1025
CMccJitterBufferImpl::TMccJitterBufferImplState 
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1026
    CMccJitterBufferImpl::BufferState() const
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1027
    {
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1028
    return iBufferState;
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1029
    }
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1030
        
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1031
// ========================== OTHER EXPORTED FUNCTIONS =========================
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1032
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1033
//  End of File 
1bce908db942 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1034