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> Unreal Engine API Reference > Runtime > SignalProcessing > DSP > FAsyncSpectrumAnalyzer > FAsyncSpectrumAnalyzer::LockOutputBuffer

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FAsyncSpectrumAnalyzer::LockOutputBuffer

You can call this function to ensure that you're sampling the same window of frequency data, Then call UnlockOutputBuffer when you're done.

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References

Module	SignalProcessing
Header	/Engine/Source/Runtime/SignalProcessing/Public/DSP/SpectrumAnalyzer.h
Include	#include "DSP/SpectrumAnalyzer.h"
Source	/Engine/Source/Runtime/SignalProcessing/Private/SpectrumAnalyzer.cpp

Syntax

void LockOutputBuffer()

Remarks

You can call this function to ensure that you're sampling the same window of frequency data, Then call UnlockOutputBuffer when you're done. Otherwise, GetMagnitudeForFrequency and GetPhaseForFrequency will always use the latest window of frequency data.

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