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#ifndef S60AUDIOCAPTURESESSION_H

#define S60AUDIOCAPTURESESSION_H

#include <qmobilityglobal.h>

#include <QtCore/qobject.h>

#include <QFile>

#include <QUrl>

#include <QList>

#include <QHash>

#include "qaudioformat.h"

#include <qmediarecorder.h>

#include <mda/common/audio.h>

#include <mda/common/resource.h>

#include <mda/client/utility.h>

#include <mdaaudiosampleeditor.h>

#include <mmf/common/mmfutilities.h>

QT_BEGIN_NAMESPACE

struct ControllerData

{

	int controllerUid;

	int destinationFormatUid;

	QString destinationFormatDescription;

	QString fileExtension;

};

struct CodecData

{

    TFourCC fourCC;

    QString codecDescription;

};

QT_END_NAMESPACE

QT_USE_NAMESPACE

class S60AudioCaptureSession : public QObject, public MMdaObjectStateChangeObserver

{

    Q_OBJECT

    Q_PROPERTY(qint64 position READ position NOTIFY positionChanged)

    Q_ENUMS(TAudioCaptureState)

public:

    enum TAudioCaptureState

    {

        ENotInitialized = 0,

        EInitializing,

        EInitialized,

        EOpenCompelete,

        ERecording,

        EPaused,

        ERecordComplete

    };

    S60AudioCaptureSession(QObject *parent = 0);

    ~S60AudioCaptureSession();

    QAudioFormat format() const;

    bool setFormat(const QAudioFormat &format);

    QStringList supportedAudioCodecs() const;

    QString codecDescription(const QString &codecName);

    bool setAudioCodec(const QString &codecName);

    QString audioCodec() const;

    QString audioContainer() const;

    QStringList supportedAudioContainers() const;

    bool setAudioContainer(const QString &containerMimeType);

    QString audioContainerDescription(const QString &containerName);

    QList<int> supportedAudioSampleRates(const QAudioEncoderSettings &settings) const;

    QUrl outputLocation() const;

    bool setOutputLocation(const QUrl& sink);

    qint64 position() const;

    void record();

    void pause();

    void stop();

    void mute(bool muted);

    bool muted();

private:

    void initializeSessionL();

    void setError(TInt aError);

    QMediaRecorder::Error fromSymbianErrorToMultimediaError(int error);

    QString initializeSinkL();

    void updateAudioContainersL();

    void populateAudioCodecsDataL();

    void retrieveSupportedAudioSampleRatesL();

    void applyAudioSettingsL();

    TFourCC determinePCMFormat();

    void setDefaultSettings();

    void createFileWithHeader(const TPtrC &path);

    // MMdaObjectStateChangeObserver

    void MoscoStateChangeEvent(CBase* aObject, TInt aPreviousState,

            TInt aCurrentState, TInt aErrorCode);

    void MoscoStateChangeEventL(CBase* aObject, TInt aPreviousState,

            TInt aCurrentState, TInt aErrorCode);

    QUrl generateAudioFilePath();

public slots:

    void setCaptureDevice(const QString &deviceName);

Q_SIGNALS:

    void stateChanged(S60AudioCaptureSession::TAudioCaptureState);

    void positionChanged(qint64 position);

    void error(int error, const QString &errorString);

private:

    QString m_container;

    QString m_captureDevice;

    QUrl m_sink;

    TTimeIntervalMicroSeconds m_pausedPosition;

    CMdaAudioRecorderUtility *m_recorderUtility;

    TAudioCaptureState m_captureState;

    QAudioFormat m_format;

    QHash<QString, ControllerData> m_controllerIdMap;

    QHash<QString, CodecData>  m_audioCodeclist;

    QList<int> m_supportedSampleRates;

    int m_error;

    bool isMuted;

};

#endif // S60AUDIOCAPTURESESSION_H