/*

* Copyright (c) 2002-2007 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:  This class is used for playing sounds

*

*/

#ifndef CMMAEMCPLAYERBASE_H

#define CMMAEMCPLAYERBASE_H

//  INCLUDES

#include <mmf/common/mmfbase.h>

#include "cmmaplayer.h"

#include "e32base.h"

#include "f32file.h"

#include "StreamControl.h"

#include "Events.h"

#include "MMControlFactory.h"

#include "ControlObserver.h"

#include "DataBufferSource.h"

#include "FileSource.h"

#include "DescriptorSource.h"

#include "DataBuffer.h"

#include "SinkControl.h"

#include "badesca.h"

#include "MimeTypes.h"

#include "StreamControlObserver.h"

#include "SourceControlObserver.h"

using multimedia ::MStreamControl;

using multimedia ::MControlObserver;

using multimedia ::MDataBufferSource;

using multimedia ::MDescriptorSource;

using multimedia ::MDataBuffer;

using multimedia ::MControl;

using multimedia ::CMultimediaFactory;

using multimedia ::MSinkControl;

using multimedia ::MFileSource;

using multimedia::MSourceControlObserver;

using multimedia::MStreamControlObserver;

class CMMAEMCResolver;

//  CLASS DECLARATION

/**

*   This is base class for players those use EMC

*

*

*/

NONSHARABLE_CLASS(CMMAEMCPlayerBase): public CMMAPlayer,

        public MControlObserver

{

protected:

    //   C++ constructor

    CMMAEMCPlayerBase(CMMAEMCResolver* aResolver);

    void ConstructL();

    ~CMMAEMCPlayerBase();

public: // new methods

    /**

     * Getter for StreamControl

     */

    IMPORT_C MStreamControl * StreamControl();

    /**

    * Multimedia Factory getter

    */

    IMPORT_C CMultimediaFactory* MMFactory();

    /**

     * Check whether this player is playing from a file locator

     * @return ETrue if is a file player, EFalse otherwise

     */

    TBool IsFilePlayer();

public: // from CMMAPlayer

    void StartL();

    void StopL(TBool aPostEvent);

    void DeallocateL();

    void GetDuration(TInt64* aDuration);

    void SetMediaTimeL(TInt64* aTime);

    void GetMediaTime(TInt64* aMediaTime);

    void CloseL();

private: //New methods

    void CreateStreamL();

    void DetermineMimeTypeL(const TDesC& aFileName, TDes8& aMimeType);

    void CleanupSource();

    void AddDataSourceToStreamL();

public: // from MControlObserver

    void Event(MControl* aControl,

               TUint aEventType,

               TAny* aEventObject);

protected:

    CActiveSchedulerWait* iActiveSchedulerWait;

    /**

     * StreamControl infos, owned

     */

    MStreamControl* iMStreamControl;

    MDataBufferSource* iMDataBufferSource;

    MDescriptorSource* iMDescriptorSource;

    MFileSource* iMFileSource;

    MSinkControl* iMAudioSink;

    MStreamControl::TStreamState iPrevStreamControlState;

    enum TSourceType

    {

        EFILESOURCE,

        EDATABUFFERSOURCE,

        EDESCRIPTORSOURCE

    };

    TSourceType iSourceType;

    RPointerArray<MDataBuffer> iBuffers;

    RArray<TInt> iAvailable;

    TBool iIsEOFReached;

    TBool iAutoWriteBuffer;

    TInt iBytesReadFromFile;

    TInt iFileSizeInBytes;

    CMultimediaFactory* iFactory;

    HBufC8* iMimeType;

    HBufC8* iDescData;

    /**

     * Filename used for playing directly from file, owned

     */

    HBufC* iFileName;

    /**

    * Cached media time

    */

    TInt64 iMediaTime;

    /**

    * The time that will be sent with CMMAPlayerEvent::EStarted

    * (may be different from iMediaTime).

    */

    TInt64 iStartedEventTime;

};

#endif // CMMAEMCPLAYERBASE_H

// End of file