dft idft fft ifft的c++源码实现 离散时间傅里叶变换 极其逆变换实现 快速傅里叶变换极其逆变换实现-dft idft fft ifft the c++ source to achieve extremely inverse discrete-time Fourier transform fast Fourier transform extremely inverse transform

输入信号的实部和虚部，自动进行DFT和IDFT的变换-The real part and the imaginary part of the input signal, automatically transform DFT and IDFT

一份FFT C语言实现的源码，供大家参考。其中还包括DFT和IDFT的实现(source code for FFT calculation)