Erster Commit

src/AudioThread.h

@@ -0,0 +1,36 @@
+#pragma once
+
+#include <QThread>
+#include <QString>
+#include <atomic>
+
+#include <alsa/asoundlib.h>
+
+class AudioThread : public QThread
+{
+    Q_OBJECT
+
+public:
+    explicit AudioThread(const QString& device, QObject* parent = nullptr);
+    ~AudioThread() override;
+
+    void stop();
+
+signals:
+    void errorOccurred(const QString& message);
+
+protected:
+    void run() override;
+
+private:
+    bool setupCapture(snd_pcm_t*& handle, unsigned int& rate, unsigned int& channels);
+    bool setupPlayback(snd_pcm_t*& handle, unsigned int rate, unsigned int channels);
+
+    QString           m_device;
+    std::atomic<bool> m_running{false};
+
+    // PCM-Parameter
+    static constexpr unsigned int  k_defaultRate     = 48000;
+    static constexpr unsigned int  k_defaultChannels = 2;
+    static constexpr snd_pcm_uframes_t k_periodFrames = 1024;
+};