/*

* 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:  This class implements ECOM controller plugin for playback of

*				 audio contents in 3GPP container family (e.g. 3GP, MP4, M4A, 3G2).

*

*/

#ifndef C3GPAUDIOPLAYCONTROLLERPLUGIN_H

#define C3GPAUDIOPLAYCONTROLLERPLUGIN_H

// INCLUDES

#include "AdvancedAudioPlayController.h"

//#ifdef __AAC_PLUS_DECODER_PLUGIN

//#include "MmfEnhAacPlusUtil.h"

#include <EAacPlusUtil.h>

//#endif

#include "3gpDataSourceAdapter.h"

// FORWARD DECLARATION

class C3GPAudioPlayControllerDecoderBuilder;

// CLASS DECLARATION

/**

*  This class implements 3GPAudioPlayControllerPlugin

*

*  @lib 3GPAudioPlayControllerPlugin.lib

*  @since 3.0

*/

class C3GPAudioPlayControllerPlugin : public CAdvancedAudioPlayController

    {

	public:  // Constructors and destructor

		/**

		* Two-phased constructor.

		*/

		static C3GPAudioPlayControllerPlugin* NewL();

		/**

		* Destructor

		*/

		virtual ~C3GPAudioPlayControllerPlugin();

    protected: // Functions from base classes (MDataSink)

    protected: // Functions from base classes (MAdvancedAudioOutputObserver)

    private: // Functions from base classes

        /**

		* From CAdvancedAudioPlayController

        * Format specific initialization for Data Source

        * @since 3.0

        * @return void

        */

        void DoAddDataSourceL();

        /**

		* From CAdvancedAudioPlayController

        * Format specific initialization for Data Sink

        * @since 3.0

        * @return void

        */

        void DoAddDataSinkL();

        /**

		* From CAdvancedAudioPlayController

        * Stops playback.

        * @since 3.0

        * @return void

        */

		void DoStopL(TInt aError);

        /**

		* From CAdvancedAudioPlayController

        * Retrieves config data for codec.

        * @since 5.0

        * @return void

        */

        TInt GetCodecConfigData(RArray<TInt>& aCodecConfigData);

        /**

		* From CAdvancedAudioPlayController

        * Instantiates the codec.

        * @since 5.0

        * @return CAdvancedAudioDecoder*

        */

        CAdvancedAudioDecoder* BuildDecoderL();

    private:

        /**

        * C++ default constructor.

        */

        C3GPAudioPlayControllerPlugin();

        /**

        * By default Symbian 2nd phase constructor is private.

        */

		void ConstructL();

        /**

        * Read 3GP header for information for decoder initialization.

        * @return void

        */

		void DoReadHeaderL(CMMFDataBuffer* aBuffer);

    private:    // Data

		// Builder for decoder object

    	C3GPAudioPlayControllerDecoderBuilder* iDecoderBuilder;

        TBool iInitFillBuffers;

        TUint32 iAudioType;

#ifdef __AAC_PLUS_DECODER_PLUGIN

		CEAacPlusUtil* iAacUtil;

		TInt    iOutFrameSize;		//Size of PCM Samples generated by decoder

		TInt    iNoOfSamples;		//Number of PCM Samples generated by decoder per frame

		TInt    iSamplingFrequency;	//Sampling freq of AAC Code decoder

		TInt    iNoOfChannels;		//No of output channel 1=Mono; 2=Stereo

		TInt	iProfile;			// MPEG Audio Profile 1=AAC-LC Stream; 3=AAC-LTP Stream

		TInt	iOutSamplingFrequency; //Sampling Frequence for the output samples

		TInt	iExtObjectType;	//Type of extended object (5=SBR/HE AAC profile; 6=PS is present)

		TInt	iDownSampledMode; // 0=Normal Mode; 1=Down Sampled mode

		// Format type - ADIF, ADTS, Raw

		CEAacPlusUtil::TEAacPlusFormatType iFormatType;

#endif

        };

#endif // C3GPAUDIOPLAYCONTROLLERPLUGIN_H

// End of File