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FMultichannelLoudnessAnalyzer will calculate perceptual energy or loudness one window at a time. This module can handle one or more channels at a time. It expects interleaved audio samples.
| Name | FMultichannelLoudnessAnalyzer |
| Type | class |
| Header File | /Engine/Source/Runtime/SignalProcessing/Public/DSP/LoudnessAnalyzer.h |
| Include Path | #include "DSP/LoudnessAnalyzer.h" |
Syntax
class FMultichannelLoudnessAnalyzer
Constructors
| Name | Remarks | Include Path | Unreal Specifiers |
|---|---|---|---|
FMultichannelLoudnessAnalyzer
(
float InSampleRate, |
Construct analyzer. | DSP/LoudnessAnalyzer.h |
Variables
Protected
| Name | Type | Remarks | Include Path | Unreal Specifiers |
|---|---|---|---|---|
| Analyzer | FLoudnessAnalyzer | DSP/LoudnessAnalyzer.h | ||
| ChannelWeights | TArray< float > | DSP/LoudnessAnalyzer.h | ||
| MonoBuffer | FAlignedFloatBuffer | DSP/LoudnessAnalyzer.h |
Functions
Public
| Name | Remarks | Include Path | Unreal Specifiers |
|---|---|---|---|
float CalculateLoudness
(
TArrayView< const float > InSampleView, |
Calculate loudness | DSP/LoudnessAnalyzer.h | |
float CalculateLoudness
(
TArrayView< const float > InSampleView, |
Calculate loudness | DSP/LoudnessAnalyzer.h | |
float CalculatePerceptualEnergy
(
TArrayView< const float > InSampleView, |
Calculate perceptual energy. | DSP/LoudnessAnalyzer.h | |
float CalculatePerceptualEnergy
(
TArrayView< const float > InSampleView, |
Calculate perceptual energy. | DSP/LoudnessAnalyzer.h | |
const FLoudnessAnalyzerSettings & GetSettings() |
Return const reference to settings used inside this analyzer. | DSP/LoudnessAnalyzer.h |