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  3. FSlowAdaptiveGainControl

FSlowAdaptiveGainControl

This object accepts an input buffer and current amplitude estimate of that input buffer, Then applies a computed gain target.

API > API/Runtime > API/Runtime/SignalProcessing > API/Runtime/SignalProcessing/DSP

References

   
Module SignalProcessing
Header /Engine/Source/Runtime/SignalProcessing/Public/DSP/VoiceProcessing.h
Include #include "DSP/VoiceProcessing.h"

Syntax

class FSlowAdaptiveGainControl

Remarks

This object accepts an input buffer and current amplitude estimate of that input buffer, Then applies a computed gain target. Works like a standard feed forward limiter, with a threshold of 0.

Constructors

  Type Name Description
Public function  

FSlowAdaptiveGainControl ( float InGainTarget,
int32 InAdaptiveRate,
float InGainMin,
float InGainMax
)

 InGainTarget is our target running linear gain.

Functions

  Type Name Description
Public function float

ProcessAudio ( float* InAudio,
int32 NumSamples,
float InAmplitude
)

 Takes an amplitude estimate and an input buffer, and attenuates InAudio based on it.
Public function void

SetAdaptiveRate ( int32 InAdaptiveRate
)

 Sets the responsiveness of the adaptive gain control, in number of buffer callbacks.

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