BufferedSourceListener.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "AudioDevice.h"
#include "BufferedListenerBase.h"
 
class FBufferedSourceListener : public ISourceBufferListener, public FBufferedListenerBase
{
public:
    AUDIOLINKENGINE_API FBufferedSourceListener(int32 InDefaultCircularBufferSize);
    AUDIOLINKENGINE_API virtual ~FBufferedSourceListener();
 
    AUDIOLINKENGINE_API bool Start(FAudioDevice* InDevice) override;
 
    AUDIOLINKENGINE_API void Stop(FAudioDevice* InDevice) override;
    
private:
    //~ Begin ISourceBufferListener
    AUDIOLINKENGINE_API void OnNewBuffer(const ISourceBufferListener::FOnNewBufferParams& InParams) override;
    AUDIOLINKENGINE_API void OnSourceReleased(const int32 SourceId) override;
    //~ End ISourceBufferListener
 
    //~ Begin IBufferedAudioOutput
    AUDIOLINKENGINE_API void SetBufferStreamEndDelegate(FOnBufferStreamEnd InBufferStreamEndDelegate) override;
    //~ End IBufferedAudioOutput
 
    std::atomic<int32> CurrentSourceId  = INDEX_NONE;       // r/w AudioMixer thread.   
    FOnBufferStreamEnd OnBufferStreamEndDelegate;
};