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  3. FGrainDelay

FGrainDelay

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

References

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

Syntax

class FGrainDelay

Constructors

  Type Name Description
Public function  

FGrainDelay ( const float InSampleRate
)

  

Destructors

  Type Name Description
Public function    

Functions

  Type Name Description
Public function Const float

GetGrainDelayClamped ( const float InDelay
)

 Helpers to clamp audio.
Public function Const float

GetGrainDelayRatioClamped ( const float InGrainDelayRatio
)

  
Public function Const float

GetGrainDurationClamped ( const float InDuration
)

  
Public function Const float

GetGrainPitchShiftClamped ( const float InPitchShift
)

  
Public function Const float

GetGrainPitchShiftFrameRatio ( const float InPitchShift
)

  
Public function void

Reset ()

  
Public function void

SetFeedbackAmount ( float InFeedbackAmount
)

 Sets the feedback amount (how much output grain audio feeds into the delay line)
Public function void

SetGrainBasePitchShiftRatio ( const float InPitchRatioBase
)

 Sets the base pitch shift ratio of all grains.
Public function void

SetGrainEnvelope ( const Audio::Grain::EEnvelope InGrainEnvelope
)

 Sets the grain envelope.
Public function void

SetMaxGrains ( const int32 InMaxGrains
)

 Dynamically sets the max grains.
Public function void

SpawnGrain ( const float InDelay,
const float InDuration,
const float InPitchShiftRatioOffset
)

 Spawns a new grain with the given parameters.
Public function void

SynthesizeAudio ( const int32 StartFrame,
const int32 EndFrame,
const float* InAudioBuffer,
float* OutAudioBuffer
)

 Synthesize audio in the given frame range from input audio. Writes to OutAudioBuffer.

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