Initial Mic setup

src/audio_core/cubeb_input.h

@@ -0,0 +1,31 @@
+// Copyright 2018 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <memory>
+#include <vector>
+#include "core/frontend/mic.h"
+
+namespace AudioCore {
+
+class CubebInput final : public Frontend::Mic::Interface {
+public:
+    CubebInput();
+    ~CubebInput();
+
+    void StartSampling(Frontend::Mic::Parameters params) override;
+
+    void StopSampling() override;
+
+    void AdjustSampleRate(u32 sample_rate) override;
+
+private:
+    struct Impl;
+    std::unique_ptr<Impl> impl;
+};
+
+std::vector<std::string> ListCubebInputDevices();
+
+} // namespace AudioCore