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/*
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* Copyright (c) 2010 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: Provides a comfort noise generator class
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*
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*/
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// INCLUDE FILES
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#include <E32base.h>
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#include <mmffourcc.h>
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#include <mmfdatabuffer.h>
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#include <utf.h> // charconv.lib
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#include "MsrpPayloadFormatRead.h"
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#include "MsrpPayloadFormatWrite.h" // TStringElement, move independent
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#include "MccRtpDataSource.h"
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#include "Mccinternaldef.h"
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#include "MccMsrpFormatLogs.h"
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#include "msrppayloadformatdefs.h"
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// ============================= LOCAL FUNCTIONS ===============================
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const TUint KLostChar = 0xFFFD;
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// ============================ MEMBER FUNCTIONS ===============================
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// -----------------------------------------------------------------------------
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// CMsrpPayloadFormatRead::CMsrpPayloadFormatRead
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//
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// CMsrpPayloadFormatRead default constructor, can NOT contain Msrp code,
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// that might leave
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// Phase #1 of 2-phase constructor
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// -----------------------------------------------------------------------------
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//
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CMsrpPayloadFormatRead::CMsrpPayloadFormatRead ( ) : iFirstPacketsMissing (EFalse),
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iPacketSecNumber(EFalse)
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{
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}
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// -----------------------------------------------------------------------------
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// CMsrpPayloadFormatRead::ConstructL
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// Symbian 2nd phase constructor can leave.
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// -----------------------------------------------------------------------------
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//
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void CMsrpPayloadFormatRead::ConstructL ( MDataSource* aSource )
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{
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DP_MSRP_WRITE( "CMsrpPayloadFormatRead::ConstructL" );
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__ASSERT_ALWAYS( aSource, User::Leave( KErrArgument ) );
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// we are coming downstream, the clip is now the source and
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// datapath the sink. If we use RTP source if of source the RTPSource
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iRtpDataSource = aSource;
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iClip = aSource;
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//Flags to indicate actions
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iFillRequested = EFalse;
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iBufferToReadExists = EFalse;
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iFourCC = KMccFourCCIdMSRP ;
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//iFourCC.Set( TFourCC( 'T','1','4','0' ) );
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iRedData = new(ELeave)CArrayFixFlat<TStringElement>(3);
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TStringElement empty;
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iRedData->AppendL(empty);
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iRedData->AppendL(empty);
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iRedData->AppendL(empty);
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// TODO : refine my sizes
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iCharData = HBufC8::NewL( KDataSize );
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iDecodedBuffer = CMMFDataBuffer::NewL( KRedHeaderSize + KDataSize );
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// Initialize decoding state machine
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iStateMachine = CFormatDecodeStateMachine::NewL( this );
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iStateMachine->ChangeState( EDecodeIdle );
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}
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// -----------------------------------------------------------------------------
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// CMsrpPayloadFormatRead::NewL
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// Two-phased constructor.
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// Static function for creating and constructing an instance of
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// the Text/Msrp Format
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// Returns: CMsrpPayloadFormatRead* : pointer to created instance
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// -----------------------------------------------------------------------------
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//
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CMsrpPayloadFormatRead* CMsrpPayloadFormatRead::NewL(
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MDataSource* aSource )
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{
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DP_MSRP_WRITE("CMsrpPayloadFormatRead::NewL");
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__ASSERT_ALWAYS( aSource, User::Leave( KErrArgument ) );
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//__ASSERT_ALWAYS( ( KMccRtpSourceUid == aSource->DataSourceType() ||
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// KMccMsrpSourceUid == aSource->DataSourceType() ),
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// User::Leave( KErrArgument ) );
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CMsrpPayloadFormatRead* self = new ( ELeave ) CMsrpPayloadFormatRead;
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CleanupStack::PushL ( self );
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self->ConstructL ( aSource );
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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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// CMsrpPayloadFormatRead::~CMsrpPayloadFormatRead
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//
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// Destructor.
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// -----------------------------------------------------------------------------
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//
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CMsrpPayloadFormatRead::~CMsrpPayloadFormatRead( )
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{
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DP_MSRP_WRITE("CMsrpPayloadFormatRead::~CMsrpPayloadFormatRead");
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delete iFrameBufferOne;
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delete iFrameBufferTwo;
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if ( iSourceBufOwnership )
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{
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delete iPayloadBuffer;
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}
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else
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{
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iPayloadBuffer = NULL;
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}
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if(iRedData)
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{
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delete iRedData;
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iRedData = NULL;
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}
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if(iCharData)
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{
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delete iCharData;
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iCharData = NULL;
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}
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if(iDecodedBuffer)
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{
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delete iDecodedBuffer;
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iDecodedBuffer = NULL;
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}
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if ( iStateMachine )
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{
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iStateMachine->Cancel( );
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delete iStateMachine;
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}
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iCurrentBuffer = NULL;
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iRtpDataSource = NULL;
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iClip = NULL;
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iDataPath = NULL;
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iEventHandler = NULL;
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}
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// -----------------------------------------------------------------------------
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// CMsrpPayloadFormatRead::Streams
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// Return number of message streams for the given media
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// -----------------------------------------------------------------------------
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//
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TUint CMsrpPayloadFormatRead::Streams( TUid /*aMediaType*/) const
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{
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DP_MSRP_WRITE("CMsrpPayloadFormatRead::Streams");
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return 1;
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}
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// -----------------------------------------------------------------------------
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// CMsrpPayloadFormatRead::FrameTimeInterval
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// Return the frame time interval for the given media
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// -----------------------------------------------------------------------------
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//
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TTimeIntervalMicroSeconds CMsrpPayloadFormatRead::FrameTimeInterval(
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TMediaId /*aMediaId*/ ) const
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{
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DP_MSRP_WRITE("CMsrpPayloadFormatRead::FrameTimeInterval");
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return TTimeIntervalMicroSeconds( TInt64( 0 ) );
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}
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// -----------------------------------------------------------------------------
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// CMsrpPayloadFormatRead::
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// Fill Buffer. If DataSink asks to Fill a buffer
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// -----------------------------------------------------------------------------
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//
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void CMsrpPayloadFormatRead::FillBufferL( CMMFBuffer* aBuffer,
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MDataSink* aConsumer,
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TMediaId aMediaId )
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{
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DP_MSRP_WRITE("CMsrpPayloadFormatRead::FillBufferL");
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__ASSERT_ALWAYS( aBuffer, User::Leave( KErrArgument ) );
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__ASSERT_ALWAYS( aBuffer->Type() == KUidMmfDataBuffer, User::Leave( KErrArgument ) );
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__ASSERT_ALWAYS( aConsumer, User::Leave( KErrArgument ) );
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__ASSERT_ALWAYS( iStateMachine, User::Leave( KErrArgument ) );
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__ASSERT_ALWAYS( iFrameBufferOne, User::Leave( KErrArgument ) );
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__ASSERT_ALWAYS( iFrameBufferTwo, User::Leave( KErrArgument ) );
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iDataPath = aConsumer;
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iMediaId = aMediaId;
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iFillRequested = ETrue;
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if ( iCurrentBuffer )
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{
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iCurrentBuffer->SetStatus( EAvailable );
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iCurrentBuffer = NULL;
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}
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if (iFrameBufferOne->Status() == EFull )
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{
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iCurrentBuffer = iFrameBufferOne;
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iStateMachine->ChangeState( ESourceDataReady );
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}
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else if (iFrameBufferTwo->Status() == EFull )
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{
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iCurrentBuffer = iFrameBufferTwo;
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iStateMachine->ChangeState( ESourceDataReady );
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}
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else
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{
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FillSourceBufferL();
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}
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// ResetBuffers();
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}
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// -----------------------------------------------------------------------------
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// CMsrpPayloadFormatRead::FillSinkBuffer
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// Read RTP payload and convert it into Text/Msrp Data
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// -----------------------------------------------------------------------------
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//
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void CMsrpPayloadFormatRead::FillSinkBufferL()
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{
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// reset all bufs
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ResetPacketBuffers();
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const TDesC8& srcBuf( iCurrentBuffer->Data() );
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DP_MSRP_WRITE2("CMsrpPayloadFormatRead::FillSinkBufferL, iPacketCount: %d ", iPacketCount );
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DP_MSRP_WRITE2("CMsrpPayloadFormatRead::FillSinkBufferL, iFirstPacketsMissing: %d ", iFirstPacketsMissing );
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DP_MSRP_WRITE2("CMsrpPayloadFormatRead::FillSinkBufferL, iSatisfySecNumber: %d ", iSatisfySecNumber );
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DP_MSRP_WRITE2("CMsrpPayloadFormatRead::FillSinkBufferL, iLevelsMissing: %d ", iLevelsMissing );
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DP_MSRP_WRITE2("CMsrpPayloadFormatRead::FillSinkBufferL, iDroppedPacketCount: %d ", iDroppedPacketCount );
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DP_MSRP_WRITE2("CMsrpPayloadFormatRead::FillSinkBufferL, iCurrentBuffer Size() : %d ", iCurrentBuffer->Data().Size() );
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DP_MSRP_WRITE2("CMsrpPayloadFormatRead::FillSinkBufferL, Currentbuffer BufferSize() : %d ", iCurrentBuffer->BufferSize() );
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// Do not forward zero length buffers, even though we filtered all unwanted data
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// allready in BufferFilledL() -method
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if ( iCurrentBuffer->BufferSize() > 0 )
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{
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TInt pValue(0);
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switch ( iCodecInfo.iRedundancyCount )
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{
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case 0:
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iDecodedBuffer->Data().Append( iCurrentBuffer->Data() );
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iSatisfySecNumber++;
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break;
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case 2:
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pValue = DecodePayloadL( srcBuf );
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User::LeaveIfError(HandleRedundancyL(pValue));
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break;
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}
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if ( !pValue )
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{
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iStateMachine->ChangeState( EEmptyDataToSink );
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}
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else
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{
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FillSourceBufferL();
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}
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}
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else
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{
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// No payload or Data sent by SipCon1, ask for more
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DP_MSRP_WRITE("CMsrpPayloadFormatRead::FillSinkBufferL - Empty Data");
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iStateMachine->ChangeState( EWaitSourceData );
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}
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}
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// -----------------------------------------------------------------------------
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// CMsrpPayloadFormatRead::ResetBuffers()
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// Send fill buffer request to RTP Data Source
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// -----------------------------------------------------------------------------
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//
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void CMsrpPayloadFormatRead::ResetBuffers()
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{
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DP_MSRP_WRITE("CMsrpPayloadFormatRead::ResetBuffers");
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if ( iCurrentBuffer )
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{
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iCurrentBuffer->SetStatus( EAvailable );
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iCurrentBuffer = NULL;
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}
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if (iFrameBufferOne->Status() == EFull )
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{
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DP_MSRP_WRITE("CMsrpPayloadFormatRead::ResetBuffers() - FB1 - was FULL");
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iCurrentBuffer = iFrameBufferOne;
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iStateMachine->ChangeState( ESourceDataReady );
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}
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else if (iFrameBufferTwo->Status() == EFull )
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{
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DP_MSRP_WRITE("CMsrpPayloadFormatRead::ResetBuffers() - FB2 - was FULL");
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iCurrentBuffer = iFrameBufferTwo;
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iStateMachine->ChangeState( ESourceDataReady );
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}
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else
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{
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iStateMachine->ChangeState( EWaitSourceData );
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}
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}
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// -----------------------------------------------------------------------------
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// CMsrpPayloadFormatRead::FillSourceBufferL
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// Send fill buffer request to RTP Data Source
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// -----------------------------------------------------------------------------
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//
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void CMsrpPayloadFormatRead::FillSourceBufferL()
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{
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DP_MSRP_WRITE("CMsrpPayloadFormatRead::FillSourceBufferL");
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__ASSERT_ALWAYS( iClip, User::Leave( KErrArgument ) );
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__ASSERT_ALWAYS( iPayloadBuffer, User::Leave( KErrArgument ) );
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iClip->FillBufferL(iPayloadBuffer, this, iMediaId );
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}
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// -----------------------------------------------------------------------------
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// CMsrpPayloadFormatRead::SendDataToSinkL
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// Send full frame buffer to Data Path
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// -----------------------------------------------------------------------------
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//
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void CMsrpPayloadFormatRead::SendDataToSinkL( )
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{
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DP_MSRP_WRITE("CMsrpPayloadFormatRead::SendDataToSinkL()");
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iFillRequested = EFalse;
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iDataPath->BufferFilledL( iDecodedBuffer );
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}
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// -----------------------------------------------------------------------------
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// CMsrpPayloadFormatRead::CreateSourceBufferL
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// Create a source buffer for the given media and indicate in aReference if
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// buffer is created.
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// -----------------------------------------------------------------------------
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//
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374 |
CMMFBuffer* CMsrpPayloadFormatRead::CreateSourceBufferL(
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TMediaId /*aMediaId*/,
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TBool &aReference )
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{
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|
378 |
DP_MSRP_WRITE("CMsrpPayloadFormatRead::CreateSourceBufferL");
|
|
|
379 |
// the source buffers belong to MsrpPayloadFormatRead not to datapath
|
|
|
380 |
// aReference should be set to ETrue and destroyed by MsrpPayloadFormatRead
|
|
|
381 |
// itself.
|
|
|
382 |
aReference = ETrue;
|
|
|
383 |
iCurrentBuffer = iFrameBufferOne;
|
|
|
384 |
return iFrameBufferOne;
|
|
|
385 |
|
|
|
386 |
}
|
|
|
387 |
|
|
|
388 |
|
|
|
389 |
// -----------------------------------------------------------------------------
|
|
|
390 |
// CMsrpPayloadFormatRead::CreateSourceBufferL
|
|
|
391 |
// Create a source buffer for the given media, setting frame size to match
|
|
|
392 |
// the given sink buffer
|
|
|
393 |
// -----------------------------------------------------------------------------
|
|
|
394 |
//
|
|
|
395 |
CMMFBuffer* CMsrpPayloadFormatRead::CreateSourceBufferL(
|
|
|
396 |
TMediaId aMediaId,
|
|
|
397 |
CMMFBuffer& /*aSinkBuffer*/,
|
|
|
398 |
TBool &aReference )
|
|
|
399 |
{
|
|
|
400 |
DP_MSRP_WRITE("CMsrpPayloadFormatRead::CreateSourceBufferL");
|
|
|
401 |
return CreateSourceBufferL( aMediaId, aReference );
|
|
|
402 |
}
|
|
|
403 |
|
|
|
404 |
|
|
|
405 |
// -----------------------------------------------------------------------------
|
|
|
406 |
// CMsrpPayloadFormatRead::SourceDataTypeCode
|
|
|
407 |
// Return the source data type ( four CC code ) for the given media
|
|
|
408 |
// -----------------------------------------------------------------------------
|
|
|
409 |
//
|
|
|
410 |
TFourCC CMsrpPayloadFormatRead::SourceDataTypeCode(
|
|
|
411 |
TMediaId aMediaId )
|
|
|
412 |
{
|
|
|
413 |
DP_MSRP_WRITE("CMsrpPayloadFormatRead::SourceDataTypeCode");
|
|
|
414 |
//TODO: Change me when platform supports
|
|
|
415 |
if ( KUidMediaTypeAudio == aMediaId.iMediaType )
|
|
|
416 |
{
|
|
|
417 |
return iFourCC;
|
|
|
418 |
}
|
|
|
419 |
else
|
|
|
420 |
{
|
|
|
421 |
return TFourCC( ); //defaults to 'NULL' fourCC
|
|
|
422 |
}
|
|
|
423 |
|
|
|
424 |
}
|
|
|
425 |
|
|
|
426 |
// -----------------------------------------------------------------------------
|
|
|
427 |
// CMsrpPayloadFormatRead::SetSourceDataTypeCode
|
|
|
428 |
// Set the source data type to the given four CC code for the given
|
|
|
429 |
// media
|
|
|
430 |
// -----------------------------------------------------------------------------
|
|
|
431 |
//
|
|
|
432 |
TInt CMsrpPayloadFormatRead::SetSourceDataTypeCode( TFourCC aSourceFourCC,
|
|
|
433 |
TMediaId aMediaId )
|
|
|
434 |
{
|
|
|
435 |
|
|
|
436 |
//TODO Change me when platform supports
|
|
|
437 |
/*
|
|
|
438 |
if ( KUidMediaTypeAudio != aMediaId.iMediaType )
|
|
|
439 |
{
|
|
|
440 |
return KErrNotSupported;
|
|
|
441 |
}
|
|
|
442 |
*/
|
|
|
443 |
DP_MSRP_WRITE("CMsrpPayloadFormatRead::SetSourceDataTypeCode");
|
|
|
444 |
iFourCC = aSourceFourCC;
|
|
|
445 |
iMediaId = aMediaId;
|
|
|
446 |
iClip->SetSourceDataTypeCode( iFourCC, iMediaId );
|
|
|
447 |
return KErrNone;
|
|
|
448 |
|
|
|
449 |
}
|
|
|
450 |
|
|
|
451 |
// -----------------------------------------------------------------------------
|
|
|
452 |
// CMsrpPayloadFormatRead::SourceThreadLogon
|
|
|
453 |
// Log in to the source thread
|
|
|
454 |
// -----------------------------------------------------------------------------
|
|
|
455 |
//
|
|
|
456 |
TInt CMsrpPayloadFormatRead::SourceThreadLogon(
|
|
|
457 |
MAsyncEventHandler& aEventHandler )
|
|
|
458 |
{
|
|
|
459 |
DP_MSRP_WRITE("CMsrpPayloadFormatRead::SourceThreadLogon");
|
|
|
460 |
iEventHandler = &aEventHandler;
|
|
|
461 |
iClip->SourceThreadLogon( aEventHandler );
|
|
|
462 |
return KErrNone;
|
|
|
463 |
|
|
|
464 |
}
|
|
|
465 |
|
|
|
466 |
// -----------------------------------------------------------------------------
|
|
|
467 |
// CMsrpPayloadFormatRead::NegotiateSourceL( MDataSink& aDataSink )
|
|
|
468 |
// Negotiate source settings to match data sink object.
|
|
|
469 |
// Re-size frame buffers if needed
|
|
|
470 |
// -----------------------------------------------------------------------------
|
|
|
471 |
//
|
|
|
472 |
void CMsrpPayloadFormatRead::NegotiateSourceL( MDataSink& /*aDataSink*/ )
|
|
|
473 |
{
|
|
|
474 |
DP_MSRP_WRITE("CMsrpPayloadFormatRead::NegotiateSourceL");
|
|
|
475 |
__ASSERT_ALWAYS( iClip, User::Leave( KErrArgument ) );
|
|
|
476 |
iClip->NegotiateSourceL( *this );
|
|
|
477 |
|
|
|
478 |
}
|
|
|
479 |
|
|
|
480 |
// -----------------------------------------------------------------------------
|
|
|
481 |
// CMsrpPayloadFormatRead::SourceThreadLogoff
|
|
|
482 |
// Log out of the source thread.
|
|
|
483 |
// -----------------------------------------------------------------------------
|
|
|
484 |
//
|
|
|
485 |
void CMsrpPayloadFormatRead::SourceThreadLogoff()
|
|
|
486 |
{
|
|
|
487 |
DP_MSRP_WRITE("CMsrpPayloadFormatRead::SourceThreadLogoff");
|
|
|
488 |
iClip->SourceThreadLogoff( );
|
|
|
489 |
}
|
|
|
490 |
|
|
|
491 |
|
|
|
492 |
// -----------------------------------------------------------------------------
|
|
|
493 |
// CMsrpPayloadFormatRead::FilterUnwantedData
|
|
|
494 |
// this method can be used to filter unwanted data off
|
|
|
495 |
//
|
|
|
496 |
// e.g SipCon1 sends BOM data in first String and PS data as carriage return
|
|
|
497 |
// Engine should NOT touch these but Presentation layer should take care of these
|
|
|
498 |
|
|
|
499 |
// Method can be used to filtering pusposes if needed
|
|
|
500 |
// -----------------------------------------------------------------------------
|
|
|
501 |
//
|
|
|
502 |
TBool CMsrpPayloadFormatRead::FilterUnwantedData(const TDesC8& aBuffer)
|
|
|
503 |
{
|
|
|
504 |
|
|
|
505 |
//TODO: We must do a entity recognizer, which handles this kind of data
|
|
|
506 |
// This does not affect to actual formatter, instead we
|
|
|
507 |
// a) must do it to application side
|
|
|
508 |
// b) we must define an interface, which can be called
|
|
|
509 |
TBool ret = ETrue;
|
|
|
510 |
DP_MSRP_WRITE2("CMsrpPayloadFormatRead::FilterUnwantedData() - BufferSize:%d",aBuffer.Length());
|
|
|
511 |
|
|
|
512 |
//get Three first or Three last chars
|
|
|
513 |
if( aBuffer.Length() >= 3 )
|
|
|
514 |
{
|
|
|
515 |
//SipCon sends BOM for the first time
|
|
|
516 |
TPtrC8 pBOM = aBuffer.Left(3);
|
|
|
517 |
if ( pBOM[0] == 0xEF && pBOM[1] == 0xBB && pBOM[2]== 0xBF)
|
|
|
518 |
{
|
|
|
519 |
//return EFalse if want to filter the whole message
|
|
|
520 |
ret = ETrue;
|
|
|
521 |
}
|
|
|
522 |
|
|
|
523 |
|
|
|
524 |
// last are unicode PS char ( return )
|
|
|
525 |
TPtrC8 pPS = aBuffer.Right(3);
|
|
|
526 |
if ( pPS[0] == 0xE2 && pPS[1] == 0x80 && pPS[2]== 0xA8)
|
|
|
527 |
{
|
|
|
528 |
//return EFalse if want to filter
|
|
|
529 |
ret = ETrue;
|
|
|
530 |
}
|
|
|
531 |
|
|
|
532 |
}
|
|
|
533 |
//There might be back spaces and other marks
|
|
|
534 |
else if( aBuffer.Length() >= 1 )
|
|
|
535 |
{
|
|
|
536 |
TPtrC8 pChar = aBuffer.Left(1);
|
|
|
537 |
if( pChar[0] == 0x08 )
|
|
|
538 |
{
|
|
|
539 |
ret = ETrue;
|
|
|
540 |
}
|
|
|
541 |
//bell
|
|
|
542 |
else if( pChar[0] == 0x07)
|
|
|
543 |
{
|
|
|
544 |
ret = ETrue;
|
|
|
545 |
}
|
|
|
546 |
//tab
|
|
|
547 |
else if( pChar[0] == 0x09)
|
|
|
548 |
{
|
|
|
549 |
ret = ETrue;
|
|
|
550 |
}
|
|
|
551 |
//escape
|
|
|
552 |
else if( pChar[0] == 0x1B)
|
|
|
553 |
{
|
|
|
554 |
ret = ETrue;
|
|
|
555 |
}
|
|
|
556 |
|
|
|
557 |
//etc
|
|
|
558 |
}
|
|
|
559 |
|
|
|
560 |
return ret;
|
|
|
561 |
}
|
|
|
562 |
// -----------------------------------------------------------------------------
|
|
|
563 |
// CMsrpPayloadFormatRead::BufferFilledL
|
|
|
564 |
// Called after the data buffer is filled. Update the number of bytes read
|
|
|
565 |
// and the current read position for the next read operation.
|
|
|
566 |
// -----------------------------------------------------------------------------
|
|
|
567 |
//
|
|
|
568 |
void CMsrpPayloadFormatRead::DataBufferFilledL( CMMFBuffer* aBuffer,
|
|
|
569 |
const TRtpRecvHeader& aRtpHeader )
|
|
|
570 |
{
|
|
|
571 |
|
|
|
572 |
DP_MSRP_WRITE2("CMsrpPayloadFormatRead::SendDataToSinkL() - BufferSize:%d",aBuffer->BufferSize());
|
|
|
573 |
|
|
|
574 |
__ASSERT_ALWAYS( aBuffer, User::Leave( KErrArgument ) );
|
|
|
575 |
__ASSERT_ALWAYS( aBuffer->Type() == KUidMmfDataBuffer, User::Leave( KErrArgument ) );
|
|
|
576 |
__ASSERT_ALWAYS( iClip, User::Leave( KErrArgument ) );
|
|
|
577 |
__ASSERT_ALWAYS( iStateMachine, User::Leave( KErrArgument ) );
|
|
|
578 |
__ASSERT_ALWAYS( iFrameBufferOne , User::Leave( KErrArgument ) );
|
|
|
579 |
__ASSERT_ALWAYS( iFrameBufferTwo , User::Leave( KErrArgument ) );
|
|
|
580 |
|
|
|
581 |
|
|
|
582 |
DP_MSRP_WRITE("CMsrpPayloadFormatRead::BufferFilledL with RTP header param:");
|
|
|
583 |
DP_MSRP_WRITE2("CMsrpPayloadFormatRead::BufferFilledL iPadding: %d", aRtpHeader.iPadding );
|
|
|
584 |
DP_MSRP_WRITE2("CMsrpPayloadFormatRead::BufferFilledL iExtension: %d", aRtpHeader.iExtension );
|
|
|
585 |
DP_MSRP_WRITE2("CMsrpPayloadFormatRead::BufferFilledL iCsrcCount: %d", aRtpHeader.iCsrcCount );
|
|
|
586 |
DP_MSRP_WRITE2("CMsrpPayloadFormatRead::BufferFilledL iMarker: %d", aRtpHeader.iMarker );
|
|
|
587 |
DP_MSRP_WRITE2("CMsrpPayloadFormatRead::BufferFilledL iPayloadType: %d", aRtpHeader.iPayloadType );
|
|
|
588 |
DP_MSRP_WRITE2("CMsrpPayloadFormatRead::BufferFilledL iSeqNum: %d", aRtpHeader.iSeqNum );
|
|
|
589 |
DP_MSRP_WRITE2("CMsrpPayloadFormatRead::BufferFilledL iTimestamp: %d", aRtpHeader.iTimestamp );
|
|
|
590 |
DP_MSRP_WRITE2("CMsrpPayloadFormatRead::BufferFilledL iHeaderExtension: %d", (TInt)aRtpHeader.iHeaderExtension );
|
|
|
591 |
DP_MSRP_WRITE2("CMsrpPayloadFormatRead::BufferFilledL iCsrcList: %d", (TInt)aRtpHeader.iCsrcList );
|
|
|
592 |
|
|
|
593 |
// Do not forward smaller zero length buffers or unwanted data
|
|
|
594 |
if ( aBuffer->BufferSize() > 0 && FilterUnwantedData(static_cast<CMMFDataBuffer*>( aBuffer )->Data()) )
|
|
|
595 |
{
|
|
|
596 |
//check seqnumber, if first packet get sequence Nr. from it
|
|
|
597 |
if ( iPacketCount == 0 )
|
|
|
598 |
{
|
|
|
599 |
//if marker == 1, then we know this is the first packet
|
|
|
600 |
if(aRtpHeader.iMarker == 1)
|
|
|
601 |
{
|
|
|
602 |
// flag to indicate, because first of idle sends this also
|
|
|
603 |
if ( !iPacketSecNumber )
|
|
|
604 |
{
|
|
|
605 |
iSatisfySecNumber = aRtpHeader.iSeqNum;
|
|
|
606 |
iCheckSum = iSatisfySecNumber;
|
|
|
607 |
iPacketSecNumber = ETrue;
|
|
|
608 |
}
|
|
|
609 |
}
|
|
|
610 |
else
|
|
|
611 |
{
|
|
|
612 |
// first packet was missing, signal this
|
|
|
613 |
iFirstPacketsMissing = ETrue;
|
|
|
614 |
DP_MSRP_WRITE("First Packet Is MISSING!");
|
|
|
615 |
}
|
|
|
616 |
|
|
|
617 |
}
|
|
|
618 |
else
|
|
|
619 |
{
|
|
|
620 |
// 0, -1, -2; ( 0 means expected packet arrived )
|
|
|
621 |
//iLevelsMissing = iSatisfySecNumber - aRtpHeader.iSeqNum;
|
|
|
622 |
iLevelsMissing = 0;
|
|
|
623 |
DP_MSRP_WRITE2("CMsrpPayloadFormatRead::BufferFilledL iLevelsMissing: %d", iLevelsMissing );
|
|
|
624 |
DP_MSRP_WRITE2("CMsrpPayloadFormatRead::BufferFilledL aRtpHeader.iSeqNum: %d", aRtpHeader.iSeqNum );
|
|
|
625 |
DP_MSRP_WRITE2("CMsrpPayloadFormatRead::BufferFilledL iSatisfySecNumber: %d", iSatisfySecNumber );
|
|
|
626 |
}
|
|
|
627 |
|
|
|
628 |
|
|
|
629 |
iPacketCount++;
|
|
|
630 |
// check for packets arriving late, redundant data allready got
|
|
|
631 |
if ( iLevelsMissing <= 0)
|
|
|
632 |
{
|
|
|
633 |
// we add packet count here. This is for physical packets, not for redundant data
|
|
|
634 |
|
|
|
635 |
if ( iFrameBufferOne->Status() == EAvailable )
|
|
|
636 |
{
|
|
|
637 |
iFrameBufferOne->Data().Copy( static_cast<CMMFDataBuffer*>( aBuffer )->Data() );
|
|
|
638 |
iFrameBufferOne->SetTimeToPlay( aRtpHeader.iTimestamp );
|
|
|
639 |
iFrameBufferOne->SetLastBuffer( aRtpHeader.iMarker );
|
|
|
640 |
iFrameBufferOne->SetFrameNumber( aRtpHeader.iSeqNum );
|
|
|
641 |
iFrameBufferOne->SetStatus( EFull );
|
|
|
642 |
|
|
|
643 |
if (iFrameBufferTwo->Status() == EAvailable )
|
|
|
644 |
{
|
|
|
645 |
iCurrentBuffer = iFrameBufferOne;
|
|
|
646 |
iStateMachine->ChangeState( ESourceDataReady );
|
|
|
647 |
}
|
|
|
648 |
}
|
|
|
649 |
else if ( iFrameBufferTwo->Status() == EAvailable )
|
|
|
650 |
{
|
|
|
651 |
iFrameBufferTwo->Data().Copy( static_cast<CMMFDataBuffer*>( aBuffer )->Data() );
|
|
|
652 |
iFrameBufferTwo->SetTimeToPlay( aRtpHeader.iTimestamp );
|
|
|
653 |
iFrameBufferTwo->SetLastBuffer( aRtpHeader.iMarker );
|
|
|
654 |
iFrameBufferTwo->SetFrameNumber( aRtpHeader.iSeqNum );
|
|
|
655 |
iFrameBufferTwo->SetStatus( EFull );
|
|
|
656 |
|
|
|
657 |
if (iFrameBufferOne->Status() == EAvailable )
|
|
|
658 |
{
|
|
|
659 |
iCurrentBuffer = iFrameBufferTwo;
|
|
|
660 |
iStateMachine->ChangeState( ESourceDataReady );
|
|
|
661 |
}
|
|
|
662 |
}
|
|
|
663 |
else
|
|
|
664 |
{
|
|
|
665 |
// Neither of the buffers is available and leave
|
|
|
666 |
User::Leave( KErrNotReady );
|
|
|
667 |
}
|
|
|
668 |
}
|
|
|
669 |
else
|
|
|
670 |
{
|
|
|
671 |
DP_MSRP_WRITE("CMsrpPayloadFormatRead::BufferFilledL IGNORING Packet, data recovered!");
|
|
|
672 |
}
|
|
|
673 |
|
|
|
674 |
}
|
|
|
675 |
else
|
|
|
676 |
{
|
|
|
677 |
DP_MSRP_WRITE("CMsrpPayloadFormatRead::BufferFilledL NO PAYLOAD, Data smaller than 8 bytes ");
|
|
|
678 |
iStateMachine->ChangeState( EWaitSourceData );
|
|
|
679 |
}
|
|
|
680 |
|
|
|
681 |
|
|
|
682 |
}
|
|
|
683 |
|
|
|
684 |
|
|
|
685 |
|
|
|
686 |
// -----------------------------------------------------------------------------
|
|
|
687 |
// CMsrpPayloadFormatRead::DecodePayloadL( const TDesC8& aBuffer )
|
|
|
688 |
//
|
|
|
689 |
// Decodec payload according level 2 redundancy ( RFC 4103 )
|
|
|
690 |
// First there are Normal RTP Header, which was extracted by RTP Stack.
|
|
|
691 |
// Then there are two 32-bit Redundant headers and one 8 -bit primary Header.
|
|
|
692 |
// Then there are R2, R1 and Primary data appended respectively.
|
|
|
693 |
// -----------------------------------------------------------------------------
|
|
|
694 |
//
|
|
|
695 |
TInt CMsrpPayloadFormatRead::DecodePayloadL( const TDesC8& aBuffer )
|
|
|
696 |
{
|
|
|
697 |
DP_MSRP_WRITE("CMsrpPayloadFormatRead::DecodePayload()");
|
|
|
698 |
|
|
|
699 |
TInt ret = KErrNone;
|
|
|
700 |
RDebug::Print( _L("CMsrpPayloadFormatRead::DecodePayload() -> %d") , aBuffer.Size() );
|
|
|
701 |
const TUint8* aPtr = aBuffer.Ptr();
|
|
|
702 |
TInt ctr(0);
|
|
|
703 |
|
|
|
704 |
// get 1st 32 = R2 header
|
|
|
705 |
TUint32 r2Header = Read32( aPtr );
|
|
|
706 |
|
|
|
707 |
RDebug::Print( _L("CMsrpPayloadFormatRead R2 Header Data : %x"), r2Header );
|
|
|
708 |
aPtr += 4;
|
|
|
709 |
ctr+= 4;
|
|
|
710 |
TUint16 aR2Lenght(0), aR2TimeStamp(0);
|
|
|
711 |
TInt err = ParseRedHeader( r2Header, aR2Lenght, aR2TimeStamp );
|
|
|
712 |
|
|
|
713 |
RDebug::Print( _L("CMsrpPayloadFormatRead R2 Lengt : %d , TimeStamp %x "), aR2Lenght, aR2TimeStamp );
|
|
|
714 |
if( err )
|
|
|
715 |
{
|
|
|
716 |
User::Leave( err );
|
|
|
717 |
}
|
|
|
718 |
|
|
|
719 |
// get 2nd 32 = R1 header
|
|
|
720 |
TUint32 r1Header = Read32( aPtr );
|
|
|
721 |
RDebug::Print( _L("CMsrpPayloadFormatRead R1 Header Data : %x"), r1Header );
|
|
|
722 |
aPtr += 4;
|
|
|
723 |
ctr +=4;
|
|
|
724 |
TUint16 aR1Lenght(0), aR1TimeStamp(0);
|
|
|
725 |
err = ParseRedHeader( r1Header, aR1Lenght, aR1TimeStamp );
|
|
|
726 |
RDebug::Print( _L("CMsrpPayloadFormatRead R1 Lengt : %x , TimeStamp %x "), aR1Lenght, aR1TimeStamp );
|
|
|
727 |
if( err )
|
|
|
728 |
{
|
|
|
729 |
User::Leave( err );
|
|
|
730 |
}
|
|
|
731 |
|
|
|
732 |
// get
|
|
|
733 |
TUint8 aPt = ( Read8( aPtr ) & 255 );
|
|
|
734 |
aPtr += 1;
|
|
|
735 |
ctr += 1;
|
|
|
736 |
TUint8 pPayloadType = ( aPt & 127 );
|
|
|
737 |
TUint8 pBit = ( aPt >> 7 );
|
|
|
738 |
|
|
|
739 |
RDebug::Print( _L("CMsrpPayloadFormatRead Primary data : %d "), aPt );
|
|
|
740 |
RDebug::Print( _L("CMsrpPayloadFormatRead Primary bit : %d , PT %d "), pBit, pPayloadType );
|
|
|
741 |
|
|
|
742 |
//TODO: When IOP-Tests Are done clean me out.
|
|
|
743 |
TPtr8 pP = iCharData->Des();
|
|
|
744 |
pP.FillZ();
|
|
|
745 |
pP.Zero();
|
|
|
746 |
pP.Append(aPtr, aR2Lenght);
|
|
|
747 |
aPtr += aR2Lenght;
|
|
|
748 |
TBuf16<KDataSize> unicode;
|
|
|
749 |
User::LeaveIfError(
|
|
|
750 |
CnvUtfConverter::ConvertToUnicodeFromUtf8(unicode, pP ));
|
|
|
751 |
TStringElement data;
|
|
|
752 |
data.iData = unicode;
|
|
|
753 |
iRedData->AppendL(data);
|
|
|
754 |
|
|
|
755 |
RDebug::Print( _L("CMsrpPayloadFormatRead GOT Data %S "), &pP );
|
|
|
756 |
|
|
|
757 |
pP.FillZ();
|
|
|
758 |
pP.Zero();
|
|
|
759 |
pP.Append(aPtr, aR1Lenght);
|
|
|
760 |
aPtr += aR2Lenght;
|
|
|
761 |
unicode.FillZ();
|
|
|
762 |
unicode.Zero();
|
|
|
763 |
User::LeaveIfError(
|
|
|
764 |
CnvUtfConverter::ConvertToUnicodeFromUtf8(unicode, pP ));
|
|
|
765 |
data.iData = unicode;
|
|
|
766 |
iRedData->AppendL(data);
|
|
|
767 |
|
|
|
768 |
RDebug::Print( _L("CMsrpPayloadFormatRead GOT Data %S "), &pP );
|
|
|
769 |
TInt rest = aBuffer.Size() - ( ctr + aR2Lenght + aR1Lenght);
|
|
|
770 |
|
|
|
771 |
//NO PRIMARY DATA, means redundant packet
|
|
|
772 |
if( rest == 0)
|
|
|
773 |
{
|
|
|
774 |
ret = KErrNotFound;
|
|
|
775 |
}
|
|
|
776 |
|
|
|
777 |
RDebug::Print( _L("CMsrpPayloadFormatRead Rest %d "), rest );
|
|
|
778 |
|
|
|
779 |
pP.FillZ();
|
|
|
780 |
pP.Zero();
|
|
|
781 |
pP.Append(aPtr, rest );
|
|
|
782 |
aPtr += aBuffer.Size();
|
|
|
783 |
unicode.FillZ();
|
|
|
784 |
unicode.Zero();
|
|
|
785 |
User::LeaveIfError(
|
|
|
786 |
CnvUtfConverter::ConvertToUnicodeFromUtf8(unicode, pP ));
|
|
|
787 |
data.iData = unicode;
|
|
|
788 |
iRedData->AppendL(data);
|
|
|
789 |
|
|
|
790 |
RDebug::Print( _L("CMsrpPayloadFormatRead GOT Data %S "), &pP );
|
|
|
791 |
return ret;
|
|
|
792 |
|
|
|
793 |
}
|
|
|
794 |
|
|
|
795 |
|
|
|
796 |
// -----------------------------------------------------------------------------
|
|
|
797 |
// CMsrpPayloadFormatRead::ParseRedHeader
|
|
|
798 |
// Small helper method that parses the 32-bit redundant header
|
|
|
799 |
// according to RFC 4103
|
|
|
800 |
// -----------------------------------------------------------------------------
|
|
|
801 |
//
|
|
|
802 |
TInt CMsrpPayloadFormatRead::ParseRedHeader(TUint32 /*aHeader*/, TUint16& /*aLenght*/, TUint16& /*aTimeStamp*/ )
|
|
|
803 |
{
|
|
|
804 |
// Not Supported
|
|
|
805 |
#if 0
|
|
|
806 |
TUint8 aPt = ( aHeader >> 24 ) & 255;
|
|
|
807 |
TUint8 aTest = ( aHeader ) & 255;
|
|
|
808 |
|
|
|
809 |
TUint8 aBit = ( aPt >> 7 ) & 1;
|
|
|
810 |
TUint8 aPayloadType = ( aPt & 127 );
|
|
|
811 |
//TODO: Checks fi PayloadTypes and bits match
|
|
|
812 |
|
|
|
813 |
aTimeStamp = ( aHeader >> 10 ) & 0x3FFF;
|
|
|
814 |
aLenght = ( aHeader & 0x3FF );
|
|
|
815 |
//TODO: Checks if timestampoffset and lenght is ok
|
|
|
816 |
#endif
|
|
|
817 |
return KErrNone;
|
|
|
818 |
}
|
|
|
819 |
|
|
|
820 |
|
|
|
821 |
// -----------------------------------------------------------------------------
|
|
|
822 |
// CMsrpPayloadFormatRead::HandleRedundancyL
|
|
|
823 |
// Logic method, that updates all counters and decides what data we should
|
|
|
824 |
// append to userBuffer. If packets are missing, we must use redundant data
|
|
|
825 |
// -----------------------------------------------------------------------------
|
|
|
826 |
//
|
|
|
827 |
TInt CMsrpPayloadFormatRead::HandleRedundancyL(TInt aErrNo)
|
|
|
828 |
{
|
|
|
829 |
|
|
|
830 |
DP_MSRP_WRITE2("CAnyPayloadFormatRead::BufferFilledL iLevelsMissing: %d", iLevelsMissing );
|
|
|
831 |
DP_MSRP_WRITE2("CAnyPayloadFormatRead::BufferFilledL iFirstPacketsMissing: %d", iFirstPacketsMissing );
|
|
|
832 |
DP_MSRP_WRITE2("CMsrpPayloadFormatRead::HandleRedundancy() -> 0 :%S", &iRedData->At(0).iData );
|
|
|
833 |
DP_MSRP_WRITE2("CMsrpPayloadFormatRead::HandleRedundancy() -> 1 :%S", &iRedData->At(1).iData );
|
|
|
834 |
DP_MSRP_WRITE2("CMsrpPayloadFormatRead::HandleRedundancy() -> 2 :%S", &iRedData->At(2).iData );
|
|
|
835 |
|
|
|
836 |
//if first packet is missing handle all redData
|
|
|
837 |
if( iFirstPacketsMissing )
|
|
|
838 |
{
|
|
|
839 |
iDecodedBuffer->Data().Append( iRedData->At(2).iData );
|
|
|
840 |
iDecodedBuffer->Data().Append( iRedData->At(1).iData );
|
|
|
841 |
iDecodedBuffer->Data().Append( iRedData->At(0).iData );
|
|
|
842 |
iSatisfySecNumber += 3;
|
|
|
843 |
}
|
|
|
844 |
else // check levels from
|
|
|
845 |
{
|
|
|
846 |
switch(iLevelsMissing)
|
|
|
847 |
{
|
|
|
848 |
case(0):
|
|
|
849 |
// expected packet errived
|
|
|
850 |
iDecodedBuffer->Data().Append(iRedData->At(2).iData);
|
|
|
851 |
iSatisfySecNumber ++;
|
|
|
852 |
break;
|
|
|
853 |
|
|
|
854 |
case(-1): // one packet missing
|
|
|
855 |
if( aErrNo )
|
|
|
856 |
{
|
|
|
857 |
iDecodedBuffer->Data().Append(iRedData->At(2).iData);
|
|
|
858 |
}
|
|
|
859 |
if ( iRedData->At(1).iData.Length() != 0 )
|
|
|
860 |
{
|
|
|
861 |
iDecodedBuffer->Data().Append(iRedData->At(1).iData);
|
|
|
862 |
}
|
|
|
863 |
iSatisfySecNumber += 2;
|
|
|
864 |
iDroppedPacketCount += 1;
|
|
|
865 |
break;
|
|
|
866 |
|
|
|
867 |
case(-2): // two packets missing
|
|
|
868 |
if( aErrNo )
|
|
|
869 |
{
|
|
|
870 |
iDecodedBuffer->Data().Append(iRedData->At(2).iData);
|
|
|
871 |
}
|
|
|
872 |
if ( iRedData->At(1).iData.Length() != 0 )
|
|
|
873 |
{
|
|
|
874 |
iDecodedBuffer->Data().Append(iRedData->At(1).iData);
|
|
|
875 |
}
|
|
|
876 |
if ( iRedData->At(0).iData.Length() != 0 )
|
|
|
877 |
{
|
|
|
878 |
iPayloadBuffer->Data().Append(iRedData->At(0).iData);
|
|
|
879 |
}
|
|
|
880 |
iSatisfySecNumber += 3;
|
|
|
881 |
iDroppedPacketCount += 2;
|
|
|
882 |
break;
|
|
|
883 |
|
|
|
884 |
default:
|
|
|
885 |
//bacause if network idles or in debugging state
|
|
|
886 |
// a lot of packets might not be received.
|
|
|
887 |
//we are handlng all as missing chars
|
|
|
888 |
DP_MSRP_WRITE("CMsrpPayloadFormatRead::LevelsMissing > 2!");
|
|
|
889 |
|
|
|
890 |
iDecodedBuffer->Data().Append(KLostChar);
|
|
|
891 |
iSatisfySecNumber += (-iLevelsMissing ) +1;
|
|
|
892 |
iDroppedPacketCount += (-iLevelsMissing );
|
|
|
893 |
|
|
|
894 |
break;
|
|
|
895 |
}
|
|
|
896 |
}
|
|
|
897 |
return KErrNone;
|
|
|
898 |
}
|
|
|
899 |
|
|
|
900 |
|
|
|
901 |
|
|
|
902 |
// -----------------------------------------------------------------------------
|
|
|
903 |
// CMsrpPayloadFormatRead::ResetPacketBuffers()
|
|
|
904 |
// Helper method that that resets all buffers used
|
|
|
905 |
// -----------------------------------------------------------------------------
|
|
|
906 |
//
|
|
|
907 |
void CMsrpPayloadFormatRead::ResetPacketBuffers()
|
|
|
908 |
{
|
|
|
909 |
DP_MSRP_WRITE("CMsrpPayloadFormatRead::ResetPacketBuffers()");
|
|
|
910 |
iRedData->Reset();
|
|
|
911 |
iCharData->Des().FillZ();
|
|
|
912 |
iCharData->Des().Zero();
|
|
|
913 |
iDecodedBuffer->Data().FillZ();
|
|
|
914 |
iDecodedBuffer->Data().Zero();
|
|
|
915 |
}
|
|
|
916 |
|
|
|
917 |
|
|
|
918 |
// NOT CALLED, BECAUSE WE ARE USING RTP ONLY
|
|
|
919 |
void CMsrpPayloadFormatRead::BufferFilledL( CMMFBuffer* /*aBuffer*/ )
|
|
|
920 |
{
|
|
|
921 |
DP_MSRP_WRITE("CMsrpPayloadFormatRead::BufferFilledL");
|
|
|
922 |
User::Leave( KErrNotSupported );
|
|
|
923 |
}
|
|
|
924 |
|
|
|
925 |
|
|
|
926 |
// -----------------------------------------------------------------------------
|
|
|
927 |
// CMsrpPayloadFormatRead::Duration
|
|
|
928 |
// Return the clip duration for the given media.
|
|
|
929 |
// -----------------------------------------------------------------------------
|
|
|
930 |
//
|
|
|
931 |
TTimeIntervalMicroSeconds CMsrpPayloadFormatRead::Duration(
|
|
|
932 |
TMediaId /*aMediaType*/ ) const
|
|
|
933 |
{
|
|
|
934 |
DP_MSRP_WRITE("CMsrpPayloadFormatRead::Duration");
|
|
|
935 |
return TTimeIntervalMicroSeconds( TInt64( 0 ) );
|
|
|
936 |
}
|
|
|
937 |
|
|
|
938 |
|
|
|
939 |
|
|
|
940 |
// -----------------------------------------------------------------------------
|
|
|
941 |
// CMsrpPayloadFormatRead::LastDlPacketCount
|
|
|
942 |
// Return current packet count for current talk spurt
|
|
|
943 |
// -----------------------------------------------------------------------------
|
|
|
944 |
//
|
|
|
945 |
TInt CMsrpPayloadFormatRead::LastDlPacketCount( )
|
|
|
946 |
{
|
|
|
947 |
DP_MSRP_WRITE("CMsrpPayloadFormatRead::LastDlPacketCount");
|
|
|
948 |
return iPacketCount;
|
|
|
949 |
}
|
|
|
950 |
|
|
|
951 |
|
|
|
952 |
|
|
|
953 |
// -----------------------------------------------------------------------------
|
|
|
954 |
// CMsrpPayloadFormatRead::CancelDlRequest( )
|
|
|
955 |
//
|
|
|
956 |
// -----------------------------------------------------------------------------
|
|
|
957 |
//
|
|
|
958 |
void CMsrpPayloadFormatRead::CancelDlRequest()
|
|
|
959 |
{
|
|
|
960 |
DP_MSRP_WRITE("CMsrpPayloadFormatRead::CancelDlRequest");
|
|
|
961 |
iStateMachine->Cancel();
|
|
|
962 |
iStateMachine->ChangeState( EDecodeIdle );
|
|
|
963 |
|
|
|
964 |
if ( iFrameBufferOne && iFrameBufferTwo )
|
|
|
965 |
{
|
|
|
966 |
iFrameBufferOne->SetLastBuffer( EFalse );
|
|
|
967 |
iFrameBufferTwo->SetLastBuffer( EFalse );
|
|
|
968 |
|
|
|
969 |
iFrameBufferOne->SetStatus( EAvailable );
|
|
|
970 |
iFrameBufferTwo->SetStatus( EAvailable );
|
|
|
971 |
}
|
|
|
972 |
|
|
|
973 |
iBufferToReadExists = EFalse;
|
|
|
974 |
iCurrentBuffer = iFrameBufferOne;
|
|
|
975 |
iFillRequested = EFalse;
|
|
|
976 |
|
|
|
977 |
}
|
|
|
978 |
|
|
|
979 |
// -----------------------------------------------------------------------------
|
|
|
980 |
// CMsrpPayloadFormatRead::SourcePrimeL()
|
|
|
981 |
//
|
|
|
982 |
// -----------------------------------------------------------------------------
|
|
|
983 |
//
|
|
|
984 |
void CMsrpPayloadFormatRead::SourcePrimeL()
|
|
|
985 |
{
|
|
|
986 |
DP_MSRP_WRITE("CMsrpPayloadFormatRead::SourcePrimeL");
|
|
|
987 |
__ASSERT_ALWAYS( iClip, User::Leave( KErrArgument ) );
|
|
|
988 |
iClip->SourcePrimeL();
|
|
|
989 |
}
|
|
|
990 |
|
|
|
991 |
|
|
|
992 |
// -----------------------------------------------------------------------------
|
|
|
993 |
// CMsrpPayloadFormatRead::SourcePlayL()
|
|
|
994 |
//
|
|
|
995 |
// -----------------------------------------------------------------------------
|
|
|
996 |
//
|
|
|
997 |
void CMsrpPayloadFormatRead::SourcePlayL()
|
|
|
998 |
{
|
|
|
999 |
DP_MSRP_WRITE("CMsrpPayloadFormatRead::SourcePlayL");
|
|
|
1000 |
__ASSERT_ALWAYS( iClip, User::Leave( KErrArgument ) );
|
|
|
1001 |
|
|
|
1002 |
// init packet count
|
|
|
1003 |
iPacketCount = 0;
|
|
|
1004 |
|
|
|
1005 |
//init satisfiable sec number count
|
|
|
1006 |
iSatisfySecNumber = 0;
|
|
|
1007 |
|
|
|
1008 |
iCheckSum = 0;
|
|
|
1009 |
|
|
|
1010 |
// init levelsMissingNumber
|
|
|
1011 |
iLevelsMissing = 0;
|
|
|
1012 |
|
|
|
1013 |
//init flag
|
|
|
1014 |
iPacketSecNumber = EFalse;
|
|
|
1015 |
|
|
|
1016 |
iClip->SourcePlayL();
|
|
|
1017 |
|
|
|
1018 |
}
|
|
|
1019 |
|
|
|
1020 |
// -----------------------------------------------------------------------------
|
|
|
1021 |
// CMsrpPayloadFormatRead::SourcePauseL()
|
|
|
1022 |
//
|
|
|
1023 |
// -----------------------------------------------------------------------------
|
|
|
1024 |
//
|
|
|
1025 |
void CMsrpPayloadFormatRead::SourcePauseL()
|
|
|
1026 |
{
|
|
|
1027 |
DP_MSRP_WRITE("CMsrpPayloadFormatRead::SourcePauseL");
|
|
|
1028 |
__ASSERT_ALWAYS( iClip, User::Leave( KErrArgument ) );
|
|
|
1029 |
|
|
|
1030 |
this->CancelDlRequest();
|
|
|
1031 |
iClip->SourcePauseL();
|
|
|
1032 |
|
|
|
1033 |
}
|
|
|
1034 |
|
|
|
1035 |
// -----------------------------------------------------------------------------
|
|
|
1036 |
// CMsrpPayloadFormatRead::SourceStopL( )
|
|
|
1037 |
//
|
|
|
1038 |
// -----------------------------------------------------------------------------
|
|
|
1039 |
//
|
|
|
1040 |
void CMsrpPayloadFormatRead::SourceStopL()
|
|
|
1041 |
{
|
|
|
1042 |
DP_MSRP_WRITE("CMsrpPayloadFormatRead::SourceStopL");
|
|
|
1043 |
__ASSERT_ALWAYS( iClip, User::Leave( KErrArgument ) );
|
|
|
1044 |
|
|
|
1045 |
this->CancelDlRequest();
|
|
|
1046 |
iClip->SourceStopL();
|
|
|
1047 |
|
|
|
1048 |
}
|
|
|
1049 |
|
|
|
1050 |
// -----------------------------------------------------------------------------
|
|
|
1051 |
// CMsrpPayloadFormatRead::SinkDataTypeCode()
|
|
|
1052 |
// Returns the datatype code for this Format Decoder
|
|
|
1053 |
// -----------------------------------------------------------------------------
|
|
|
1054 |
//
|
|
|
1055 |
TFourCC CMsrpPayloadFormatRead::SinkDataTypeCode( TMediaId aMediaId )
|
|
|
1056 |
{
|
|
|
1057 |
DP_MSRP_WRITE("CMsrpPayloadFormatRead::SinkDataTypeCode");
|
|
|
1058 |
//TODO: We have to check that media type text
|
|
|
1059 |
|
|
|
1060 |
if ( KUidMediaTypeAudio == aMediaId.iMediaType )
|
|
|
1061 |
{
|
|
|
1062 |
return iFourCC;
|
|
|
1063 |
}
|
|
|
1064 |
else
|
|
|
1065 |
{
|
|
|
1066 |
return TFourCC(); //defaults to 'NULL' fourCC
|
|
|
1067 |
}
|
|
|
1068 |
|
|
|
1069 |
}
|
|
|
1070 |
|
|
|
1071 |
// -----------------------------------------------------------------------------
|
|
|
1072 |
// CMsrpPayloadFormatRead::ConfigurePayloadFormatL
|
|
|
1073 |
// Configure payload decoding parameters.
|
|
|
1074 |
// -----------------------------------------------------------------------------
|
|
|
1075 |
//
|
|
|
1076 |
void CMsrpPayloadFormatRead::ConfigurePayloadFormatL(
|
|
|
1077 |
const TDesC8& aConfigParams )
|
|
|
1078 |
|
|
|
1079 |
{
|
|
|
1080 |
DP_MSRP_WRITE("CMsrpPayloadFormatRead::ConfigurePayloadFormatL");
|
|
|
1081 |
TMccCodecInfoBuffer infoBuffer;
|
|
|
1082 |
infoBuffer.Copy( aConfigParams );
|
|
|
1083 |
TMccCodecInfo cInfo = infoBuffer();
|
|
|
1084 |
|
|
|
1085 |
if ( cInfo.iIsUpdate && cInfo.iFrameSize == iCodecInfo.iFrameSize )
|
|
|
1086 |
{
|
|
|
1087 |
//__MsrpFORMAT_CONTROLL( "CMsrpPayloadFormatRead::ConfigurePayloadFormatL, nothing to configure" )
|
|
|
1088 |
return;
|
|
|
1089 |
}
|
|
|
1090 |
|
|
|
1091 |
UpdateConfigurationL( aConfigParams );
|
|
|
1092 |
|
|
|
1093 |
}
|
|
|
1094 |
|
|
|
1095 |
|
|
|
1096 |
void CMsrpPayloadFormatRead::UpdateConfigurationL(const TDesC8& aConfigParams)
|
|
|
1097 |
{
|
|
|
1098 |
DP_MSRP_WRITE("CMsrpPayloadFormatRead::UpdateConfigurationL");
|
|
|
1099 |
TMccCodecInfoBuffer infoBuffer;
|
|
|
1100 |
infoBuffer.Copy( aConfigParams );
|
|
|
1101 |
TMccCodecInfo cInfo = infoBuffer();
|
|
|
1102 |
|
|
|
1103 |
//TODO: get me right
|
|
|
1104 |
// iCodecInfo = cInfo;
|
|
|
1105 |
// iCodecInfo.iRedundancyCount = 0;
|
|
|
1106 |
iCodecInfo = cInfo;
|
|
|
1107 |
|
|
|
1108 |
//Create buffers respectively
|
|
|
1109 |
if ( !iFrameBufferOne )
|
|
|
1110 |
{
|
|
|
1111 |
iFrameBufferOne =
|
|
|
1112 |
CMMFDataBuffer::NewL( KRedHeaderSize + KDataSize );
|
|
|
1113 |
iFrameBufferOne->SetStatus( EAvailable );
|
|
|
1114 |
}
|
|
|
1115 |
|
|
|
1116 |
if ( !iFrameBufferTwo )
|
|
|
1117 |
{
|
|
|
1118 |
iFrameBufferTwo =
|
|
|
1119 |
CMMFDataBuffer::NewL( KRedHeaderSize + KDataSize );
|
|
|
1120 |
iFrameBufferTwo->SetStatus( EAvailable );
|
|
|
1121 |
}
|
|
|
1122 |
|
|
|
1123 |
if ( iPayloadBuffer && iSourceBufOwnership )
|
|
|
1124 |
{
|
|
|
1125 |
delete iPayloadBuffer;
|
|
|
1126 |
iPayloadBuffer = NULL;
|
|
|
1127 |
}
|
|
|
1128 |
|
|
|
1129 |
iPayloadBuffer
|
|
|
1130 |
= CreateClipBufferL( KRedHeaderSize + KDataSize, iSourceBufOwnership );
|
|
|
1131 |
|
|
|
1132 |
iCurrentBuffer = NULL;
|
|
|
1133 |
|
|
|
1134 |
}
|
|
|
1135 |
// -----------------------------------------------------------------------------
|
|
|
1136 |
// CMsrpPayloadFormatRead::CreateClipBufferL
|
|
|
1137 |
// Creates buffer needed in data transfer with format readers clip.
|
|
|
1138 |
// -----------------------------------------------------------------------------
|
|
|
1139 |
//
|
|
|
1140 |
CMMFDataBuffer* CMsrpPayloadFormatRead::CreateClipBufferL(
|
|
|
1141 |
TUint aSize, TBool& aIsOwnBuffer )
|
|
|
1142 |
{
|
|
|
1143 |
DP_MSRP_WRITE("CMsrpPayloadFormatRead::CreateClipBufferL");
|
|
|
1144 |
CMMFDataBuffer* buffer( NULL );
|
|
|
1145 |
|
|
|
1146 |
if ( iClip->CanCreateSourceBuffer() )
|
|
|
1147 |
{
|
|
|
1148 |
static_cast<CMMFFormatDecode*>( iClip )->SuggestSourceBufferSize( aSize );
|
|
|
1149 |
TBool reference( EFalse );
|
|
|
1150 |
|
|
|
1151 |
//TODO: We have to change media type
|
|
|
1152 |
CMMFBuffer* sourceBuf
|
|
|
1153 |
= iClip->CreateSourceBufferL( KUidMediaTypeAudio, reference );
|
|
|
1154 |
|
|
|
1155 |
TBool isSupportedBuf
|
|
|
1156 |
= CMMFBuffer::IsSupportedDataBuffer( sourceBuf->Type() );
|
|
|
1157 |
|
|
|
1158 |
TBool isOwnBuffer = reference ? EFalse : ETrue;
|
|
|
1159 |
|
|
|
1160 |
if ( !isSupportedBuf )
|
|
|
1161 |
{
|
|
|
1162 |
if ( isOwnBuffer )
|
|
|
1163 |
{
|
|
|
1164 |
delete sourceBuf;
|
|
|
1165 |
}
|
|
|
1166 |
|
|
|
1167 |
User::Leave( KErrNotSupported );
|
|
|
1168 |
}
|
|
|
1169 |
|
|
|
1170 |
aIsOwnBuffer = isOwnBuffer;
|
|
|
1171 |
buffer = static_cast<CMMFDataBuffer*>( sourceBuf );
|
|
|
1172 |
|
|
|
1173 |
}
|
|
|
1174 |
else
|
|
|
1175 |
{
|
|
|
1176 |
aIsOwnBuffer = ETrue;
|
|
|
1177 |
buffer = CMMFDataBuffer::NewL( aSize );
|
|
|
1178 |
}
|
|
|
1179 |
|
|
|
1180 |
|
|
|
1181 |
return buffer;
|
|
|
1182 |
|
|
|
1183 |
}
|
|
|
1184 |
|
|
|
1185 |
// ========================== HELPER FUNCTIONS =========================
|
|
|
1186 |
// ========================== =========================
|
|
|
1187 |
// ========================== =========================
|
|
|
1188 |
|
|
|
1189 |
|
|
|
1190 |
// -----------------------------------------------------------------------------
|
|
|
1191 |
// CMsrpPayloadFormatRead::Read32
|
|
|
1192 |
// Helper method that reads 32-bit unsigned integer from databuffer
|
|
|
1193 |
// -----------------------------------------------------------------------------
|
|
|
1194 |
//
|
|
|
1195 |
TUint32 CMsrpPayloadFormatRead::Read32( const TUint8* const aPointer )
|
|
|
1196 |
{
|
|
|
1197 |
DP_MSRP_WRITE("CMsrpPayloadFormatRead::Read32");
|
|
|
1198 |
return ( aPointer[3] +
|
|
|
1199 |
( static_cast<TUint32>( aPointer[2] ) << 8 ) +
|
|
|
1200 |
( static_cast<TUint32>( aPointer[1] ) << 16 ) +
|
|
|
1201 |
( static_cast<TUint32>( aPointer[0] ) << 24 ) );
|
|
|
1202 |
}
|
|
|
1203 |
|
|
|
1204 |
// -----------------------------------------------------------------------------
|
|
|
1205 |
// CMsrpPayloadFormatRead::Read8
|
|
|
1206 |
// Helper method that reads 8-bit unsigned integer from databuffer
|
|
|
1207 |
// -----------------------------------------------------------------------------
|
|
|
1208 |
TUint32 CMsrpPayloadFormatRead::Read8( const TUint8 *const aPointer )
|
|
|
1209 |
{
|
|
|
1210 |
DP_MSRP_WRITE("CMsrpPayloadFormatRead::Read8");
|
|
|
1211 |
|
|
|
1212 |
return static_cast<TUint32> ( aPointer[0] );
|
|
|
1213 |
}
|
|
|
1214 |
|
|
|
1215 |
// -----------------------------------------------------------------------------
|
|
|
1216 |
// CMsrpPayloadFormatRead::Read24
|
|
|
1217 |
// Helper method that reads 24-bit unsigned integer from databuffer
|
|
|
1218 |
// -----------------------------------------------------------------------------
|
|
|
1219 |
TUint32 CMsrpPayloadFormatRead::Read24( const TUint8 *const aPointer )
|
|
|
1220 |
{
|
|
|
1221 |
DP_MSRP_WRITE("CMsrpPayloadFormatRead::Read24");
|
|
|
1222 |
|
|
|
1223 |
return ( aPointer[2] + ( static_cast<TUint32>( aPointer[1] ) << 8 ) +
|
|
|
1224 |
( static_cast<TUint32>( aPointer[0] ) << 16 ) );
|
|
|
1225 |
}
|
|
|
1226 |
|
|
|
1227 |
|
|
|
1228 |
// ========================== OTHER EXPORTED FUNCTIONS =========================
|
|
|
1229 |
|
|
|
1230 |
// End of File
|