WasapiAggregateRenderStream.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "AudioMixerWasapiRenderStream.h"
 
namespace Audio
{
    class FWasapiAggregateRenderStream : public FAudioMixerWasapiRenderStream
    {
    public:
 
        virtual ~FWasapiAggregateRenderStream() = default;
 
        //~ Begin FAudioMixerWasapiRenderStream
        virtual bool InitializeHardware(const FWasapiRenderStreamParams& InParams) override;
        virtual bool StartAudioStream() override;
        virtual void SubmitDirectOutBuffer(const int32 InChannelIndex, const FAlignedFloatBuffer& InBuffer) override;
        //~ End FAudioMixerWasapiRenderStream
 
        //~ Begin IDeviceRenderCallback
        virtual void DeviceRenderCallback() override;
        //~ End IDeviceRenderCallback
 
    private:
 
        TArray<FAlignedFloatBuffer> InterleaveBuffers;
        TArray<TCircularAudioBuffer<float>> DirectOutBuffers;
 
        void InterleaveOutput(float* InRenderBufferPtr, const uint32 InNumFrames);
    };
}