#pragma once

#include <mutex>
#include <fftw3.h>
#include "Types.h"

class FFT {
public:
    FFT();
    ~FFT();
    void process(pcm_stereo_sample *pFrame);
    outputSample *getData();
    bool prepareInput(pcm_stereo_sample *buffer, uint32_t sample_size);
protected:
    double *m_fftw_input_left{};
    double *m_fftw_input_right{};
    fftw_complex *m_fftw_output_left{};
    fftw_complex *m_fftw_output_right{};
    outputSample *m_sample = new outputSample(FFT_SIZE);
    fftw_plan m_fftw_plan_left{};
    fftw_plan m_fftw_plan_right{};
    std::mutex m_mtx;
    size_t m_fftw_results;
};