Unreal Audio

class FLCKUnrealFeatureInstance : public ILCKFeatureInstance
{
public:
    // ILCKFeatureInstance interface
    virtual bool StartCapture() noexcept override;
    virtual bool StartCapture(TLCKAudioChannelsMask Channels) noexcept override;
    virtual void StopCapture() noexcept override;
    virtual float GetVolume() const noexcept override;
    virtual const FString& GetSourceName() const noexcept override;

protected:
    TLCKAudioChannelsMask SupportedChannels =
        ELCKAudioChannel::Game | ELCKAudioChannel::Microphone;
};

// Get the Unreal audio source
TSharedPtr<FLCKUnrealFeatureInstance> Source = /* from module or modular features */;

// Bind audio data delegate
Source->OnAudioDataDelegate.BindLambda([](
    TArrayView<const float> PCM,
    int32 Channels,
    int32 SampleRate,
    ELCKAudioChannel SourceChannel)
{
    // SourceChannel will be Game or Microphone
    // depending on which channel produced the data
});

// Start capturing both channels
Source->StartCapture();

UCLASS()
class ULCKUnrealAudioBPL : public UBlueprintFunctionLibrary
{
    GENERATED_BODY()

public:
    UFUNCTION(BlueprintCallable, BlueprintPure, Category = "LCK")
    static int32 GetUnrealAudioSamplerate() noexcept;
};

class FLCKUnrealAudioModule : public IModuleInterface
{
public:
    virtual void StartupModule() override;
    virtual void ShutdownModule() override;

private:
    TSharedPtr<FLCKUnrealFeatureInstance> FeatureInstance;
};

IMPLEMENT_MODULE(FLCKUnrealAudioModule, LCKUnrealAudio)

DECLARE_LOG_CATEGORY_EXTERN(LogLCKUnrealAudio, Log, All);