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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the Qt Mobility Components.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef S60AUDIOCAPTURESESSION_H
#define S60AUDIOCAPTURESESSION_H
#include <qmobilityglobal.h>
#include <QtCore/qobject.h>
#include <QFile>
#include <QUrl>
#include <QList>
#include <QHash>
#include <QMap>
#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>
#ifdef AUDIOINPUT_ROUTING
#include <AudioInput.h>
#endif //AUDIOINPUT_ROUTING
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,
EInitialized,
EOpenCompelete,
ERecording,
EPaused,
ERecordComplete
};
S60AudioCaptureSession(QObject *parent = 0);
~S60AudioCaptureSession();
QAudioFormat format() const;
bool setFormat(const QAudioFormat &format);
QAudioEncoderSettings settings() const;
bool setEncoderSettings(const QAudioEncoderSettings &setting);
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();
QString activeEndpoint() const;
QString defaultEndpoint() const;
QList<QString> availableEndpoints() const;
QString endpointDescription(const QString &name) const;
#ifdef AUDIOINPUT_ROUTING
static const QString microPhone;
static const QString voiceCall;
static const QString fmRadio;
#endif
private:
void initializeSessionL();
void setError(TInt aError);
QMediaRecorder::Error fromSymbianErrorToMultimediaError(int error);
void prepareSinkL();
void updateAudioContainersL();
void populateAudioCodecsDataL();
void retrieveSupportedAudioSampleRatesL();
void applyAudioSettingsL();
TFourCC determinePCMFormat();
void setDefaultSettings();
// MMdaObjectStateChangeObserver
void MoscoStateChangeEvent(CBase* aObject, TInt aPreviousState,
TInt aCurrentState, TInt aErrorCode);
void MoscoStateChangeEventL(CBase* aObject, TInt aPreviousState,
TInt aCurrentState, TInt aErrorCode);
#ifdef AUDIOINPUT_ROUTING
QString qStringFromTAudioInputPreference(CAudioInput::TAudioInputPreference input) const;
void initAudioInputs();
void doSetAudioInputL(const QString &name);
#endif
public Q_SLOTS:
void setActiveEndpoint(const QString &audioEndpoint);
Q_SIGNALS:
void stateChanged(S60AudioCaptureSession::TAudioCaptureState);
void positionChanged(qint64 position);
void error(int error, const QString &errorString);
void activeEndpointChanged(const QString &audioEndpoint);
private:
QString m_container;
QUrl m_sink;
TTimeIntervalMicroSeconds m_pausedPosition;
CMdaAudioRecorderUtility *m_recorderUtility;
TAudioCaptureState m_captureState;
QAudioFormat m_format;
QAudioEncoderSettings m_audioEncoderSettings;
QHash<QString, ControllerData> m_controllerIdMap;
QHash<QString, CodecData> m_audioCodeclist;
QList<int> m_supportedSampleRates;
int m_error;
bool m_isMuted;
RFs m_fsSession;
#ifdef AUDIOINPUT_ROUTING
bool m_setActiveEndPoint;
CAudioInput *m_audioInput;
#endif
QMap<QString, QString> m_audioInputs;
QString m_audioEndpoint;
};
#endif // S60AUDIOCAPTURESESSION_H
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