newly added updated FMODStudio plugin for migration

hwanyoung2/Plugins/FMODStudio/Source/FMODAudioLink/Private/FMODAudioLinkInputClient.h

@@ -0,0 +1,58 @@
+// Copyright (c), Firelight Technologies Pty, Ltd. 2024-2024.
+
+#pragma once
+
+#include "IAudioLink.h"
+#include "IAudioLinkFactory.h"
+#include "Templates/SharedPointer.h"
+#include "IBufferedAudioOutput.h"
+#include "DSP/BufferVectorOperations.h"
+
+#include "fmod_studio.hpp"
+
+class UFMODAudioLinkComponent;
+class FFMODAudioLinkInputClient;
+
+class FFMODAudioLinkInputClient : public TSharedFromThis<FFMODAudioLinkInputClient, ESPMode::ThreadSafe>
+{
+public:
+    FFMODAudioLinkInputClient(const FSharedBufferedOutputPtr& InToConsumeFrom, const UAudioLinkSettingsAbstract::FSharedSettingsProxyPtr& InSettings, FName InNameOfProducingSource={});
+    virtual ~FFMODAudioLinkInputClient();
+
+    /// Used by all Audio Link sources.
+    /// Optional component parameter that is used with the FMODAudioLinkComponent.
+    void Start(USceneComponent* InComponent = nullptr);
+    void Stop();
+
+    struct FWorldState
+    {
+        FTransform WorldTransform;
+    };
+    // Called from Consumer thread at game tick rate.
+    void UpdateWorldState(const FWorldState&);
+    // Called from FMOD thread.
+    bool GetSamples(void* data, unsigned int datalen);
+
+    IBufferedAudioOutput::FBufferFormat* GetFormat();
+
+    /// Used Sound "Sources" instead of FormatKnownDelegate to store the format at the time of starting.
+    void SetFormat(const IBufferedAudioOutput::FBufferFormat *AudioFormat);
+
+    FName GetProducerName() const { return ProducerName; }
+    FMOD::Studio::EventInstance* EventInstance;
+
+private:
+    void Register(const FName& NameOfProducingSource);
+    void Unregister();
+
+    FWeakBufferedOutputPtr WeakProducer;
+    UAudioLinkSettingsAbstract::FSharedSettingsProxyPtr Settings;
+
+    IBufferedAudioOutput::FBufferFormat UnrealFormat;
+
+    FName ProducerName;
+    int32 NumStarvedBuffersInARow = 0;
+    FDelegateHandle IsLoadedHandle;
+};
+
+using FSharedFMODAudioLinkInputClientPtr = TSharedPtr<FFMODAudioLinkInputClient, ESPMode::ThreadSafe>;