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#pragma once
#include "service.hpp"
#include <QAudioSource>
#include <QIODevice>
#include <QMutex>
#include <QObject>
#include <QQueue>
#include <QThread>
#include <QTimer>
#include <QVector>
#include <qqmlintegration.h>
namespace caelestia {
class AudioProvider;
class AudioCollector : public QObject {
Q_OBJECT
public:
explicit AudioCollector(AudioProvider* provider, QObject* parent = nullptr);
~AudioCollector();
void init();
private:
QAudioSource* m_source;
QIODevice* m_device;
AudioProvider* m_provider;
int m_sampleRate;
int m_chunkSize;
QVector<double> m_chunk;
int m_chunkOffset;
Q_INVOKABLE void start();
Q_INVOKABLE void stop();
void handleStateChanged(QtAudio::State state) const;
void loadChunk();
};
class AudioProcessor : public QObject {
Q_OBJECT
public:
explicit AudioProcessor(AudioProvider* provider, QObject* parent = nullptr);
~AudioProcessor();
void init();
protected:
int m_sampleRate;
int m_chunkSize;
private:
AudioProvider* m_provider;
QTimer* m_timer;
Q_INVOKABLE void start();
Q_INVOKABLE void stop();
void handleTimeout();
virtual void processChunk(const QVector<double>& chunk) = 0;
};
class AudioProvider : public Service {
Q_OBJECT
public:
explicit AudioProvider(int sampleRate = 44100, int chunkSize = 512, QObject* parent = nullptr);
~AudioProvider();
[[nodiscard]] int sampleRate() const;
[[nodiscard]] int chunkSize() const;
[[nodiscard]] QVector<double> nextChunk();
void loadChunk(const QVector<double>& chunk);
protected:
int m_sampleRate;
int m_chunkSize;
QMutex m_mutex;
QQueue<QVector<double>> m_chunks;
AudioCollector* m_collector;
AudioProcessor* m_processor;
void init();
private:
QThread* m_collectorThread;
QThread* m_processorThread;
void start() override;
void stop() override;
};
} // namespace caelestia
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