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// Copyright (C) 2022 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-3.0-only
#ifndef QAUDIOENGINE_H
#define QAUDIOENGINE_H
#include <QtSpatialAudio/qtspatialaudioglobal.h>
#include <QtCore/qobject.h>
QT_BEGIN_NAMESPACE
class QAudioEnginePrivate;
class QAudioDevice;
class Q_SPATIALAUDIO_EXPORT QAudioEngine : public QObject
{
Q_OBJECT
Q_PROPERTY(OutputMode outputMode READ outputMode WRITE setOutputMode NOTIFY outputModeChanged)
Q_PROPERTY(QAudioDevice outputDevice READ outputDevice WRITE setOutputDevice NOTIFY outputDeviceChanged)
Q_PROPERTY(float masterVolume READ masterVolume WRITE setMasterVolume NOTIFY masterVolumeChanged)
Q_PROPERTY(bool paused READ paused WRITE setPaused NOTIFY pausedChanged)
Q_PROPERTY(float distanceScale READ distanceScale WRITE setDistanceScale NOTIFY distanceScaleChanged)
public:
QAudioEngine() : QAudioEngine(nullptr) {};
explicit QAudioEngine(QObject *parent) : QAudioEngine(44100, parent) {}
explicit QAudioEngine(int sampleRate, QObject *parent = nullptr);
~QAudioEngine();
enum OutputMode {
Surround,
Stereo,
Headphone
};
Q_ENUM(OutputMode)
void setOutputMode(OutputMode mode);
OutputMode outputMode() const;
int sampleRate() const;
void setOutputDevice(const QAudioDevice &device);
QAudioDevice outputDevice() const;
void setMasterVolume(float volume);
float masterVolume() const;
void setPaused(bool paused);
bool paused() const;
void setRoomEffectsEnabled(bool enabled);
bool roomEffectsEnabled() const;
static constexpr float DistanceScaleCentimeter = 1.f;
static constexpr float DistanceScaleMeter = 100.f;
void setDistanceScale(float scale);
float distanceScale() const;
Q_SIGNALS:
void outputModeChanged();
void outputDeviceChanged();
void masterVolumeChanged();
void pausedChanged();
void distanceScaleChanged();
public Q_SLOTS:
void start();
void stop();
void pause() { setPaused(true); }
void resume() { setPaused(false); }
private:
friend class QAudioEnginePrivate;
QAudioEnginePrivate *d;
};
QT_END_NAMESPACE
#endif
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