mmfenh/advancedaudiocontroller/audiocontrollerpluginsvariant/3gpaudioplaycontroller/Src/3GPAudioPlayControllerPlugin.h
/*
* 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