AudioFFT.h File Reference

#include "CoreMinimal.h"
#include "Misc/CoreMiscDefines.h"
#include "DSP/BufferVectorOperations.h"
#include "DSP/Dsp.h"
#include "DSP/FFTAlgorithm.h"

Go to the source code of this file.

Classes
class	Audio::FWindow

Namespaces
namespace	Audio
	NO_LOGGING.

Enumerations
enum class	Audio::ESpectrumType : uint8 { Audio::MagnitudeSpectrum , Audio::PowerSpectrum }
enum class	Audio::EWindowType : uint8 { Audio::None , Audio::Hamming , Audio::Hann , Audio::Blackman }

Functions
void	Audio::GenerateRectangularWindow (float *WindowBuffer, int32 NumFrames, int32 NumChannels)
void	Audio::GenerateHammingWindow (float *WindowBuffer, int32 NumFrames, int32 NumChannels, bool bIsPeriodic)
void	Audio::GenerateHannWindow (float *WindowBuffer, int32 NumFrames, int32 NumChannels, bool bIsPeriodic)
void	Audio::GenerateBlackmanWindow (float *WindowBuffer, int32 NumFrames, int32 NumChannels, bool bIsPeriodic)
void	Audio::GenerateWindow (float *InOutWindowBuffer, EWindowType InType, int32 InNumFrames, int32 InNumChannels, bool bIsPeriodic)
uint32	Audio::GetCOLAHopSizeForWindow (EWindowType InType, uint32 WindowLength)
int32	Audio::CeilLog2 (int32 InNum)
float	Audio::GetPowerSpectrumScaling (int32 FFTSize, EFFTScaling InCurrentScaling, EFFTScaling InTargetScaling)
void	Audio::ScalePowerSpectrumInPlace (int32 FFTSize, EFFTScaling InCurrentScaling, EFFTScaling InTargetScaling, TArrayView< float > InPowerSpectrum)