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#pragma once
#include "service.hpp"
#include <atomic>
#include <pipewire/pipewire.h>
#include <qmutex.h>
#include <qqmlintegration.h>
#include <spa/param/audio/format-utils.h>
#include <stop_token>
#include <thread>
#include <vector>
namespace caelestia {
namespace ac {
constexpr quint32 SAMPLE_RATE = 44100;
constexpr quint32 CHUNK_SIZE = 512;
} // namespace ac
class AudioCollector;
class PipeWireWorker {
public:
explicit PipeWireWorker(std::stop_token token, AudioCollector* collector);
void run();
private:
pw_main_loop* m_loop;
pw_stream* m_stream;
spa_source* m_timer;
bool m_idle;
std::stop_token m_token;
AudioCollector* m_collector;
static void handleTimeout(void* data, uint64_t expirations);
void streamStateChanged(pw_stream_state state);
void processStream();
[[nodiscard]] unsigned int nextPowerOf2(unsigned int n);
};
class AudioCollector : public Service {
Q_OBJECT
public:
AudioCollector(const AudioCollector&) = delete;
AudioCollector& operator=(const AudioCollector&) = delete;
static AudioCollector& instance();
void clearBuffer();
void loadChunk(const qint16* samples, quint32 count);
quint32 readChunk(float* out, quint32 count = 0);
quint32 readChunk(double* out, quint32 count = 0);
private:
explicit AudioCollector(QObject* parent = nullptr);
~AudioCollector();
std::jthread m_thread;
std::vector<float> m_buffer1;
std::vector<float> m_buffer2;
std::atomic<std::vector<float>*> m_readBuffer;
std::atomic<std::vector<float>*> m_writeBuffer;
quint32 m_sampleCount;
void reload();
void start() override;
void stop() override;
};
} // namespace caelestia
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