#pragma once

/////assign FFT_parameter 

const int NUMBER_OF_SAMPLES=1024;	//采樣點(diǎn)數(shù)   
const int SAMPLE_RATE=8192;			//采樣率


class CFourier
{
public:
	double pi;
	unsigned long int fundamental_frequency;
	float *vector;
	float *amp;
	CFourier(void);
	~CFourier(void);
	// FFT 1D
	void ComplexFFT(float data[], unsigned long number_of_samples, unsigned int sample_rate, int sign);  ///original


};