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  3. FLongDelayAPF

FLongDelayAPF

All Pass Filter with a long delay.

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

References

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

Syntax

class FLongDelayAPF

Remarks

All Pass Filter with a long delay. This filter is specifically designed for reverb applications where filter delay lines are long.

Constructors

  Type Name Description
Public function  

FLongDelayAPF ( float InG,
int32 InNumDelaySamples,
int32 InMaxNumInternalBufferSamples
)

 InG is the filter coefficient used in the long delay all pass filter.

Destructors

  Type Name Description
Public function   Destructor.

Functions

  Type Name Description
Public function void Process Samples in place.
Public function void

ProcessAudio ( const FAlignedFloatBuffer& InSamples,
FAlignedFloatBuffer& OutSamples
)

 Process InSamples and place filtered data in OutSamples.
Public function void

ProcessAudio ( const FAlignedFloatBuffer& InSamples,
FAlignedFloatBuffer& OutSamples,
FAlignedFloatBuffer& OutDelaySamples
)

 Process InSamples and place filtered data in OutSamples and delay line samples in OutDelaySamples.
Public function void

Reset ()

 Sets delay line values to zero.
Public function void

SetG ( float InG
)

 Set the APF feedback/feedforward gain coefficient.

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