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+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <array>
+#include <memory>
+#include <mutex>
+
+#include "audio_core/common/common.h"
+#include "audio_core/renderer/system_manager.h"
+#include "core/hle/service/audio/errors.h"
+
+namespace Core {
+class System;
+}
+
+namespace AudioCore {
+struct AudioRendererParameterInternal;
+
+namespace AudioRenderer {
+/**
+ * Wrapper for the audio system manager, handles service calls.
+ */
+class Manager {
+public:
+ explicit Manager(Core::System& system);
+ ~Manager();
+
+ /**
+ * Stop the manager.
+ */
+ void Stop();
+
+ /**
+ * Get the system manager.
+ *
+ * @return The system manager.
+ */
+ SystemManager& GetSystemManager();
+
+ /**
+ * Get required size for the audio renderer workbuffer.
+ *
+ * @param params - Input parameters with the numbers of voices/mixes/sinks etc.
+ * @param out_count - Output size of the required workbuffer.
+ * @return Result code.
+ */
+ Result GetWorkBufferSize(const AudioRendererParameterInternal& params, u64& out_count);
+
+ /**
+ * Get a new session id.
+ *
+ * @return The new session id. -1 if invalid, otherwise 0-MaxRendererSessions.
+ */
+ s32 GetSessionId();
+
+ /**
+ * Get the number of currently active sessions.
+ *
+ * @return The number of active sessions.
+ */
+ u32 GetSessionCount();
+
+ /**
+ * Add a renderer system to the manager.
+ * The system will be reguarly called to generate commands for the AudioRenderer.
+ *
+ * @param system - The system to add.
+ * @return True if the system was sucessfully added, otherwise false.
+ */
+ bool AddSystem(System& system);
+
+ /**
+ * Remove a renderer system from the manager.
+ *
+ * @param system - The system to remove.
+ * @return True if the system was sucessfully removed, otherwise false.
+ */
+ bool RemoveSystem(System& system);
+
+ /**
+ * Free a session id when the system wants to shut down.
+ *
+ * @param session_id - The session id to free.
+ */
+ void ReleaseSessionId(s32 session_id);
+
+private:
+ /// Core system
+ Core::System& system;
+ /// Session ids, -1 when in use
+ std::array<s32, MaxRendererSessions> session_ids{};
+ /// Number of active renderers
+ u32 session_count{};
+ /// Lock for interacting with the sessions
+ std::mutex session_lock{};
+ /// Regularly generates commands from the registered systems for the AudioRenderer
+ std::unique_ptr<SystemManager> system_manager{};
+};
+
+} // namespace AudioRenderer
+} // namespace AudioCore