Refactor audio rendering into a separate class

app/streaming/audio/renderers/sdl.h

@@ -0,0 +1,28 @@
+#pragma once
+
+#include "renderer.h"
+#include <SDL.h>
+
+class SdlAudioRenderer : public IAudioRenderer
+{
+public:
+    SdlAudioRenderer();
+
+    virtual ~SdlAudioRenderer();
+
+    virtual bool prepareForPlayback(const OPUS_MULTISTREAM_CONFIGURATION* opusConfig);
+
+    virtual void submitAudio(short* audioBuffer, int audioSize);
+
+    virtual bool testAudio(int audioConfiguration);
+
+    virtual int detectAudioConfiguration();
+
+private:
+    SDL_AudioDeviceID m_AudioDevice;
+    int m_ChannelCount;
+    int m_PendingDrops;
+    int m_PendingHardDrops;
+    unsigned int m_SampleIndex;
+    Uint32 m_BaselinePendingData;
+};