author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 27 Apr 2010 17:02:55 +0300 | |
branch | RCL_3 |
changeset 14 | 5bf83dc720b3 |
parent 0 | 1bce908db942 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2006-2008 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* |
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*/ |
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#include "dtmfpayloadformatwrite.h" |
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const TUint KDtmfDefSampleRate = 8000; |
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const TInt KDefaultTickPeriodInMs = 1; |
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::CDTMFPayloadFormatWrite |
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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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CDTMFPayloadFormatWrite::CDTMFPayloadFormatWrite() |
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: |
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iSampleRate( KDtmfDefSampleRate ), |
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iTickPeriod( KDefaultTickPeriodInMs ) |
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{ |
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} |
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::NewL |
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// Two-phased constructor. |
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// --------------------------------------------------------------------------- |
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// |
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CDTMFPayloadFormatWrite* CDTMFPayloadFormatWrite::NewL( MDataSink* /*aSink*/ ) |
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{ |
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return new( ELeave ) CDTMFPayloadFormatWrite; |
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} |
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::~CDTMFPayloadFormatWrite |
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// Destructor. |
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// --------------------------------------------------------------------------- |
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// |
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CDTMFPayloadFormatWrite::~CDTMFPayloadFormatWrite() |
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{ |
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} |
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::SinkThreadLogon |
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// Passes the logon command to the sink clip. |
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// --------------------------------------------------------------------------- |
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// |
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TInt CDTMFPayloadFormatWrite::SinkThreadLogon( |
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MAsyncEventHandler& /*aEventHandler*/ ) |
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{ |
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return KErrNone; |
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} |
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::SinkThreadLogoff |
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// Passes the logoff command to the sink clip. |
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// --------------------------------------------------------------------------- |
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// |
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void CDTMFPayloadFormatWrite::SinkThreadLogoff() |
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{ |
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} |
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::SetSinkDataTypeCode |
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// Set the sink data type to the given FourCC code for the given media. |
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// --------------------------------------------------------------------------- |
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// |
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TInt CDTMFPayloadFormatWrite::SetSinkDataTypeCode( |
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TFourCC aSinkFourCC, |
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TMediaId /*aMediaId*/ ) |
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{ |
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iFourCC = aSinkFourCC; |
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return KErrNone; |
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} |
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::CanCreateSinkBuffer |
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// EmptyBufferL() is not used. |
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// --------------------------------------------------------------------------- |
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// |
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TBool CDTMFPayloadFormatWrite::CanCreateSinkBuffer() |
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{ |
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return EFalse; |
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} |
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::CreateSinkBufferL |
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// Create a sink buffer. |
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// --------------------------------------------------------------------------- |
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// |
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CMMFBuffer* CDTMFPayloadFormatWrite::CreateSinkBufferL( |
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TMediaId /*aMediaId*/, |
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TBool& /*aReference*/ ) |
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{ |
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return NULL; |
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} |
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|
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::SinkPrimeL |
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// Passes prime transition to the RTP data sink. |
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// --------------------------------------------------------------------------- |
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// |
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void CDTMFPayloadFormatWrite::SinkPrimeL() |
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{ |
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} |
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121 |
|
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::SinkPlayL |
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// Passes play transition to the RTP data sink and resets state variables. |
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// --------------------------------------------------------------------------- |
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// |
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void CDTMFPayloadFormatWrite::SinkPlayL() |
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{ |
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} |
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130 |
|
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::SinkPauseL |
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// Passes pause transition to the RTP data sink. |
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// --------------------------------------------------------------------------- |
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// |
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void CDTMFPayloadFormatWrite::SinkPauseL() |
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{ |
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} |
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139 |
|
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::SinkStopL |
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// Passes stop transition to the RTP data sink. |
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// --------------------------------------------------------------------------- |
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// |
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void CDTMFPayloadFormatWrite::SinkStopL() |
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{ |
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} |
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|
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::ConfigurePayloadFormatL |
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// Configure payload encoding parameters. |
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// --------------------------------------------------------------------------- |
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// |
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void CDTMFPayloadFormatWrite::ConfigurePayloadFormatL( |
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const TDesC8& /*aConfigParams*/, |
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CMccRtpMediaClock& /*aClock*/ ) |
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{ |
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delete HBufC::NewL( 10 ); |
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} |
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|
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::SetSinkPrioritySettings |
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// Used to tell audio policy whether to mix locally played DTMFs to the record |
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// stream. |
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// --------------------------------------------------------------------------- |
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// |
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void CDTMFPayloadFormatWrite::SetSinkPrioritySettings( |
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const TMMFPrioritySettings& /*aPrioritySettings*/ ) |
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{ |
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} |
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|
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::StartDTMFToneL |
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// Starts a timer which sends specified DTMF digit periodically until |
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// StopDTMFTone() is called. |
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// --------------------------------------------------------------------------- |
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// |
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void CDTMFPayloadFormatWrite::StartDTMFToneL( const TChar /*aTone*/ ) |
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{ |
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delete HBufC::NewL( 10 ); |
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} |
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|
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::StopDTMFToneL |
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// Stops the timer for DTMF digit update packet sending. Starts a timer for |
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// sending Final Packet three times according to RFC 2833, section 2.5.1.4. |
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// --------------------------------------------------------------------------- |
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// |
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void CDTMFPayloadFormatWrite::StopDTMFToneL() |
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{ |
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} |
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|
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::SendDTMFTonesL |
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// Starts to send DTMF string incrementally until the string is sent. |
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// --------------------------------------------------------------------------- |
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// |
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void CDTMFPayloadFormatWrite::SendDTMFTonesL( const TDesC8& /*aTones*/ ) |
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{ |
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delete HBufC::NewL( 10 ); |
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} |
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|
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::NotifyStopInDTMFString |
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// Request to notify client when stop in DTMF string is |
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// encountered ('w' char). |
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// --------------------------------------------------------------------------- |
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// |
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void CDTMFPayloadFormatWrite::NotifyStopInDTMFString( TBool /*aFlag*/ ) |
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{ |
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} |
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|
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::ContinueDTMFStringSending |
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// Allows a client to continue or cancel the sending of a DTMF string when it |
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// was stopped by the use of 'w' char in the string. |
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// --------------------------------------------------------------------------- |
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// |
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TInt CDTMFPayloadFormatWrite::ContinueDTMFStringSending( TBool /*aContinue*/ ) |
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{ |
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return KErrNone; |
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} |
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::CancelDTMFStringSending |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CDTMFPayloadFormatWrite::CancelDTMFStringSending() |
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{ |
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} |
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::HandleTimerEventL |
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// STATIC METHOD. Passes timer events to the class instance interested |
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// about them. |
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// --------------------------------------------------------------------------- |
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// |
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TInt CDTMFPayloadFormatWrite::HandleTimerEventL( TAny* /*aObjectPtr*/ ) |
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{ |
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delete HBufC::NewL( 10 ); |
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return KErrNone; |
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} |
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|
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::SinkDataTypeCode |
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// Return the sink data type (four CC code) for the given media. |
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// --------------------------------------------------------------------------- |
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// |
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TFourCC CDTMFPayloadFormatWrite::SinkDataTypeCode( TMediaId /*aMediaId*/ ) |
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{ |
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return iFourCC; |
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} |
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|
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::FrameTimeInterval |
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// Gets audio frame size in milliseconds. |
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// --------------------------------------------------------------------------- |
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// |
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TTimeIntervalMicroSeconds CDTMFPayloadFormatWrite::FrameTimeInterval( |
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TMediaId /*aMediaType*/ ) const |
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{ |
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return TTimeIntervalMicroSeconds( TInt64( 0 ) ); |
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} |
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|
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::Duration |
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// Gets the duration of the sink clip for the specified media ID. |
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// --------------------------------------------------------------------------- |
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// |
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TTimeIntervalMicroSeconds CDTMFPayloadFormatWrite::Duration( |
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TMediaId /*aMediaType*/ ) const |
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{ |
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return TTimeIntervalMicroSeconds( TInt64( 0 ) ); |
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} |
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|
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::BufferEmptiedL |
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// Called by RTP data sink. Indicates that DTMF data is sent to the network. |
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// --------------------------------------------------------------------------- |
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// |
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void CDTMFPayloadFormatWrite::BufferEmptiedL( CMMFBuffer* /*aBuffer*/ ) |
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{ |
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delete HBufC::NewL( 10 ); |
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} |
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|
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::EmptyBufferL |
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// Not used because DTMF payload formatter generates DTMF independently. |
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// --------------------------------------------------------------------------- |
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// |
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void CDTMFPayloadFormatWrite::EmptyBufferL( CMMFBuffer* /*aBuffer*/, |
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MDataSource* /*aSupplier*/, |
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TMediaId /*aMediaId*/ ) |
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{ |
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delete HBufC::NewL( 10 ); |
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} |
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|
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::PayloadFormat |
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// Returns payload format used in DTMF encoding. |
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// --------------------------------------------------------------------------- |
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// |
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TDTMFPayloadFormat CDTMFPayloadFormatWrite::PayloadFormat() const |
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{ |
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return iPayloadFormat; |
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} |
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|
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::SetPayloadFormat |
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// Sets payload format used in DTMF encoding. |
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// --------------------------------------------------------------------------- |
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// |
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TInt CDTMFPayloadFormatWrite::SetPayloadFormat( |
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TDTMFPayloadFormat aPayloadFormat ) |
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{ |
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iPayloadFormat = aPayloadFormat; |
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return KErrNone; |
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} |
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|
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::DeliverPacketL |
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// Prepare the RTP packet header and deliver the packet to the datasink. |
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// --------------------------------------------------------------------------- |
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// |
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void CDTMFPayloadFormatWrite::DeliverPacketL( |
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CMMFDataBuffer& /*aPayload*/, |
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TBool /*aMarkerBit*/ ) |
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{ |
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delete HBufC::NewL( 10 ); |
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} |
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|
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::IsValidDigit |
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// Check is digit valid DTMF. |
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// --------------------------------------------------------------------------- |
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// |
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TBool CDTMFPayloadFormatWrite::IsValidDigits( |
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const TDesC8& /*aDigits*/ ) const |
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{ |
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return ETrue; |
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} |
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|
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::HandleControlChar |
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// Takes care of handling 'p' and 'w' chars in a DTMF string. |
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// --------------------------------------------------------------------------- |
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// |
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void CDTMFPayloadFormatWrite::HandleControlChar( const TChar& /*aChar*/ ) |
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{ |
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} |
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|
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::DoHandleTimerEvent |
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// Does actions depending on current state on timer event. |
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// --------------------------------------------------------------------------- |
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// |
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TInt CDTMFPayloadFormatWrite::DoHandleTimerEventL() |
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{ |
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delete HBufC::NewL( 10 ); |
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return KErrNone; |
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} |
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|
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::EncodeNextDigitL |
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// Encodes next digit in sequence. |
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// --------------------------------------------------------------------------- |
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// |
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void CDTMFPayloadFormatWrite::EncodeNextDigitL() |
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{ |
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delete HBufC::NewL( 10 ); |
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} |
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|
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// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::DoToneOnActionsL |
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// Called by sendtimer. Does actions belonging to tone on state and exits |
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// state when exit conditions are met. Actions to do are: Send update packets |
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// at certain time interval. |
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// --------------------------------------------------------------------------- |
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// |
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void CDTMFPayloadFormatWrite::DoToneOnActionsL( TBool /*aEntryToState*/ ) |
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382 |
{ |
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delete HBufC::NewL( 10 ); |
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384 |
} |
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385 |
|
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386 |
// --------------------------------------------------------------------------- |
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// CDTMFPayloadFormatWrite::DoToneOffActionsL |
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// Called by sendtimer. Does actions belonging to tone off state and exits |
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// state when exit conditions are met. Actions include: sending final packets. |
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// --------------------------------------------------------------------------- |
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391 |
// |
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392 |
void CDTMFPayloadFormatWrite::DoToneOffActionsL( TBool /*aEntryToState*/ ) |
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393 |
{ |
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delete HBufC::NewL( 10 ); |
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395 |
} |
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|
396 |
|
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397 |
// --------------------------------------------------------------------------- |
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|
398 |
// CDTMFPayloadFormatWrite::SendEventSignalToClient |
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// Signaling about events to the client. |
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400 |
// --------------------------------------------------------------------------- |
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|
401 |
// |
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|
402 |
void CDTMFPayloadFormatWrite::SendEventSignalToClient( |
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TMccDtmfEventType /*aEventType*/ ) const |
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|
404 |
{ |
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405 |
} |
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406 |
|
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407 |
// --------------------------------------------------------------------------- |
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408 |
// CDTMFPayloadFormatWrite::IsValidDigit |
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409 |
// --------------------------------------------------------------------------- |
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410 |
// |
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411 |
TBool CDTMFPayloadFormatWrite::IsValidDigit( const TChar& aTone ) const |
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412 |
{ |
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return ( KErrNotFound != iValidDigits.Find( aTone ) ); |
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} |
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|
415 |
|
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416 |
// End of File |
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|
417 |