multimediacommscontroller/mmccsubcontroller/inc/mccsymsimpledlstream.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 02 Feb 2010 01:04:58 +0200
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/*
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* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:    
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*
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*/
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#ifndef MCCSYMSIMPLEDLSTREAM_H
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#define MCCSYMSIMPLEDLSTREAM_H
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//  INCLUDES
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#include "mccsymstreambase.h"
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#include "mccrtpdatasource.h"
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#include "mccjitterbufferobserver.h"
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// FORWARD DECLARATIONS
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class CMMFFormatDecode;
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class MMccResources;
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// CLASS DECLARATION
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/**
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*  MCP Symmetric subthread simple downlink stream
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*
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*  @lib Mccsubthreads.lib
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*  @since Series 60 3.0
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*/
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NONSHARABLE_CLASS( CMccSymSimpleDlStream ) : public CMccSymStreamBase, public MJitterBufferObserver
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    {
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    public:  // Constructors and destructor
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        /**
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        * Static constructor
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        */
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        static CMccSymSimpleDlStream* NewLC( TUint32 aMccStreamId, 
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                                             MAsyncEventHandler* aEventhandler,  
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                                             MMccResources* aMccResources,
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                                             CMccRtpManager* aManager, 
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                                             TFourCC aFourCC, 
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                                             TInt aStreamType );
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        /**
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        * Destructor.
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        */
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        virtual ~CMccSymSimpleDlStream();
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    public: // New functions
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		void CreatePayloadFormatDecoderL();
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    public: // Functions from base classes
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        /**
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        * From CMccSymStreamBase
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        */
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        void SetPrioritySettingsL( const TMMFPrioritySettings& aPriority );
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        /**
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        * From CMccSymStreamBase
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        */
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        void AddSinkAndSourceL( MDataSink* aDatasink, 
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                MDataSource* aDatasource );
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        /**
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        * From CMccSymStreamBase
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        */      
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        void LoadCodecL( const TMccCodecInfo& aCodecInfo,
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                         const TDesC8& aFmtp );
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        void UpdateCodecInformationL( TMccCodecInfo& aCodecInfo );
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        /**
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        * From CMccSymStreamBase
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        */
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        void PrimeL( const TUint32 aEndpointId );
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        /**
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        * From CMccSymStreamBase
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        */
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        void PlayL( const TUint32 aEndpointId,
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        			TBool aStreamPaused, 
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                    TBool aEnableRtcp );
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        /**
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        * From CMccSymStreamBase
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        */
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        void PauseL( const TUint32 aEndpointId,
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        			 TBool aEnableRtcp );
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        /**
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        * From CMccSymStreamBase
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        */
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        void ResumeL( const TUint32 aEndpointId,
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        			  TBool aEnableRtcp );
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        /**
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        * From CMccSymStreamBase
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        */
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        void StopL( const TUint32 aEndpointId );
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        /**
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        * From CMccSymStreamBase
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        */
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        void SetBalanceL( TInt aLeftbal, TInt aRightbal );
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        /**
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        * From CMccSymStreamBase
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        */
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        void GetBalanceL( TInt& aLeftbal, TInt& aRightbal );
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        /**
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        * From CMccSymStreamBase
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        */ 
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        void GetSSRCL( TUint32& aSSRCValue );
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        /**
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        * From CMccSymStreamBase
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        */
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        void ResetCountersL();
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        /**
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        * From CMccSymStreamBase
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        */
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        void SendMediaSignalL( const TMccEvent& aEvent );
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        /**
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        * Sends RTCP receiver report.
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        * @param none
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        * @return One of the standard system-wide error codes.
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        */
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        void SendRTCPReceiverReportL();
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        /** 
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        * Starts inactivity timer for a stream
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        * @param aTimeoutTime - [input] timeout value in milliseconds
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        * @return One of the standard system-wide error codes.
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        */
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        void StartInactivityTimerL( TUint32 aTimeoutTime );
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        /**
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        * Stops inactivity timer for a stream 
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        * @return One of the standard system-wide error codes.
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        */
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        void StopInactivityTimerL();
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        /**
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        * Checks if stream is uplink 
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        * @return EFalse for downlink stream.
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        */
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        TBool IsUplink();
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        /**
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        * Sets stream to standby mode. 
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        */
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        void StandByL();
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        /**
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         * From MJitterBufferObserver
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         */
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        void JitterBufferError( TInt aError );
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        /**
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         * From MJitterBufferObserver
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         */
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        void DynamicBufferChangeRequest( TInt aBufferSize );
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    private:
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        /**
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        * C++ default constructor.
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        */
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        CMccSymSimpleDlStream( TUint32 aMccStreamId, 
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                               MAsyncEventHandler* aEventhandler, 
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                               MMccResources* aMccResources,
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                               CMccRtpManager* aManager, 
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                               TFourCC aFourCC, 
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                               TInt aStreamType );
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        /**
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        * 2nd phase constructor
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        */
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        void ConstructL();
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    protected: // Functions from base classes
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        MDataSink* MultiplexerSink();
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    private:    // Data
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    	TFourCC iFourCC;
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        CMMFFormatDecode* iFormatDecode;
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    private: // friend class
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        #ifdef TEST_EUNIT
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        friend class UT_CMccSymSimpleDlStream;
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        #endif
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    };
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#endif      // MCCSYMSIMPLEDLSTREAM_H
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// End of File