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Real-time, ultra-low-latency audio and sensor processing system for BeagleBone Black
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Biquad Class Reference

#include <Biquad.h>

Inheritance diagram for Biquad:
BiquadCoeffT< double > BiquadCoeff

Public Member Functions

 Biquad (const Settings &s)
 
sample_t process (sample_t in)
 
void clean ()
 
- Public Member Functions inherited from BiquadCoeffT< double >
 BiquadCoeffT (const Settings &settings)
 
int setup (const Settings &settings)
 
void setType (Type type)
 
void setQ (sample_t Q)
 
void setFc (sample_t Fc)
 
void setPeakGain (sample_t peakGainDB)
 
Type getType ()
 
sample_t getQ ()
 
sample_t getFc ()
 
sample_t getPeakGain ()
 

Protected Attributes

sample_t z1 = 0
 
sample_t z2 = 0
 

Additional Inherited Members

- Public Types inherited from BiquadCoeffT< double >
typedef double sample_t
 
- Public Types inherited from BiquadCoeff
enum  Type {
  lowpass, highpass, bandpass, notch,
  peak, lowshelf, highshelf
}
 
- Public Attributes inherited from BiquadCoeffT< double >
sample_t a0
 
sample_t a1
 
sample_t a2
 
sample_t b1
 
sample_t b2
 

Detailed Description

A class to process biquad filters.

These filters use double data types internally.

Examples:
Audio/record-to-file/render.cpp, and Gui/frequency-response/render.cpp.

Member Function Documentation

sample_t Biquad::process ( sample_t  in)
inline

Process one input sample and return one output sample.

void Biquad::clean ( )
inline

Reset the internal state of the filter to 0;


The documentation for this class was generated from the following file: