39 lines
1.1 KiB
C++
39 lines
1.1 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "AudioMixerWasapiRenderStream.h"
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namespace Audio
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{
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/**
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* FWasapiAggregateRenderStream
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* A render stream which can be sent to direct output channels which
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* are channels of an aggregate device above the first 8 channels which are
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* reserved for the main output of the editor/game.
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*/
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class FWasapiAggregateRenderStream : public FAudioMixerWasapiRenderStream
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{
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public:
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virtual ~FWasapiAggregateRenderStream() = default;
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//~ Begin FAudioMixerWasapiRenderStream
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virtual bool InitializeHardware(const FWasapiRenderStreamParams& InParams) override;
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virtual bool StartAudioStream() override;
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virtual void SubmitDirectOutBuffer(const int32 InChannelIndex, const FAlignedFloatBuffer& InBuffer) override;
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//~ End FAudioMixerWasapiRenderStream
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//~ Begin IDeviceRenderCallback
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virtual void DeviceRenderCallback() override;
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//~ End IDeviceRenderCallback
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private:
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TArray<FAlignedFloatBuffer> InterleaveBuffers;
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TArray<TCircularAudioBuffer<float>> DirectOutBuffers;
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void InterleaveOutput(float* InRenderBufferPtr, const uint32 InNumFrames);
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};
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}
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