Add experimental Qt audio renderer

app/streaming/audio/renderers/qtaud.h

@@ -0,0 +1,24 @@
+#pragma once
+
+#include "renderer.h"
+#include <QAudioOutput>
+
+class QtAudioRenderer : public IAudioRenderer
+{
+public:
+    QtAudioRenderer();
+
+    virtual ~QtAudioRenderer();
+
+    virtual bool prepareForPlayback(const OPUS_MULTISTREAM_CONFIGURATION* opusConfig);
+
+    virtual void submitAudio(short* audioBuffer, int audioSize);
+
+    virtual bool testAudio(int audioConfiguration);
+
+    virtual int detectAudioConfiguration();
+
+private:
+    QAudioOutput* m_AudioOutput;
+    QIODevice* m_OutputDevice;
+};