/*

* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  

*

*/

#ifndef MCCFILESOURCETYPEBASE_H

#define MCCFILESOURCETYPEBASE_H

// INCLUDES

#include <e32base.h>

#include <3gplibrary/mp4lib.h>

#include "CCMRMediaSink.h"

#include "mccfilesourceimpl.h"

class CMMFBuffer;

class MDataSink;

class CMccPeriodicRunner;

// CONSTANTS

class CMccFrameItem : public CBase

	{

	public:

		HBufC8* iFrame;

		TTimeIntervalMicroSeconds iTimeStamp;

		TBool iKeyFrame;

		CMccFrameItem()

		    {

		   	}

		inline ~CMccFrameItem()

			{

			delete iFrame;

			}

	};

/**

 * Base class for all file video and audio.

 */

#ifdef EKA2

NONSHARABLE_CLASS( CMccFileSourceTypeBase ) : public CBase

#else

class CMccFileSourceTypeBase : public CBase

#endif

	{

public:

	virtual ~CMccFileSourceTypeBase();

    virtual void FillBufferL( CMMFBuffer* aBuffer, MDataSink* aConsumer );

    virtual void DoSetPositionL( TUint32 aPosition ) = 0;

    virtual	CCMRMediaBuffer::TBufferType Type() = 0;

    virtual TUint32 Position() = 0;

    virtual TUint32 Duration() = 0;

    virtual TUint32 AudioBitRate() = 0;

    virtual TSize VideoFrameSize() = 0;

    virtual TReal VideoFrameRateL() = 0;

    virtual void StartTimerL() = 0;

    virtual void StopTimer();

    virtual TFourCC GetFourCC() = 0;

    virtual TCallBack TickCallBack() = 0;

    virtual void ResetTimeL();

public:

    void SetPositionL( TUint32 aPosition, TBool aResuming = EFalse );

    void Cleanup();

	void SetFileHandle( MP4Handle aMP4Handle );

	void ParseUpdateStreamDescription( MP4Handle aMP4Handle );

    TUint32 StreamAverageBitRate();

    void SetStartTime();

    TBool IsPaused() const;

    TMediaId MediaType() const;

protected:

    TUint16 Random() const;

    void SetPaused( TBool aIsPaused );

	CMccFileSourceTypeBase( CMccFileSourceImpl& aSource, TMediaId aMediaType );

	void ConstructL();

	void DoTimingCorrection( TUint32 aCurrentPosition );

protected: // Data

    CMccPeriodicRunner* iPeriodicRunner;

    MDataSink*  iConsumer;

	CMMFBuffer* iConsumerBuffer;

	MP4Handle iMP4Handle;

	CMccFileSourceImpl& iSource;

	TMediaId iMediaType;

	TUint32 iStreamSize;

	TUint32 iStreamAverageBitRate;

    TUint32 iPosition;

	TUint32 iTimeDifference; //Difference of timestamps in file and playback

	TUint32 iPausedTime; //How long we have been paused in total 

	TUint32 iReplayTimeStamp;

	TTime iPauseStarted; //Time of last Pause

	TTime iPauseStopped; //Time of last Pause release

    TTime iStartTime;

    TUint16 iSequenceNum;

    TBool iIsPaused;

    TInt64 iPositionModifier;

    TUint32 iReadInterval;

    TTime iPreviousCorrection;

    TUint32 iTimerInterval;

    TUint32 iCorrectionInterval;

    RPointerArray<CMccFrameItem> iFrames;

    TBool iPositionChangedWhilePaused;

#ifdef EUNIT_TEST

    friend class UT_CMccFileSourceImpl;

#endif	

	};

#endif // MCCFILESOURCETYPEBASE_H

// end of file