FastLED-MusicAnalyzer/MusicAnalyzer.h at main · SirCooper/FastLED-MusicAnalyzer · GitHub

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#ifndef MusicAnalyzer_H
#define MusicAnalyzer_H

#include <Arduino.h>
#include "arduinoFFT.h" // Standard Arduino FFT library https://github.com/kosme/arduinoFFT


typedef struct
{
  bool beat;
  bool peakNow[10];
  uint8_t freq[10];
  uint8_t peak[10];
  uint8_t resolution;
  uint8_t loudness_computed=0;
  uint8_t loudness=0;
  uint8_t loudness_old;
  uint8_t max_loudness;
} frq;


class MusicAnalyzer
{
public:

MusicAnalyzer(uint8_t pin, double *vReal,double *vImag,frq *pass_frequency, uint16_t samples, uint16_t sampling_frequency);

void sample();
void splitAuxValues(uint8_t reduce,uint8_t min_max_loudness);
void beatRecognize();

private:

  arduinoFFT _FFT;

  uint8_t _pin;
  uint8_t _resolution;

  uint16_t _samples;
  uint16_t _sampling_frequency;

  unsigned long readTime;

  double *_vReal;
  double *_vImag;

  frq *_pass_frequency;

  uint8_t setResolution();

};

#endif