/* WARNING: Do NOT edit the input and output ports in this file in a text editor if you plan to continue editing the block that …
FFT-DIT 源代码
FFT-DIT(快速傅里叶变换-基2时间抽取法)是数字信号处理中的核心算法之一,以其高效的计算性能在音频分析、图像处理及通信系统中广泛应用。通过递归地将大点数DFT分解为小点数DFT来实现,极大地减少了运算量。掌握FFT-DIT不仅能够帮助工程师优化算法效率,还能促进对频谱分析等…
object fftform: Tfftform Left = -1 Top = 102 Width = 1020 Height = 557 Caption = '傅立叶变换分析' Color = clBtnFace …
unit fft; interface uses Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,audio, StdCtrls, Ext…
#include"conio.h" #include"math.h" #include"stdio.h" #define N 8 #define PI 3.1415926 int n; /*复数定义*/ typedef struct { …
#include"conio.h" #include"math.h" #include"stdio.h" #define N 8 #define PI 3.1415926 int n; /*复数定义*/ typedef struct { …
// FFT&IFFT.h #include using namespace std; // 函数原型 void FFT(complex * TD, complex * FD, int r); void IFFT(complex * FD,…
/************************************************************************** * 文件名:FFT&IFFT.cpp * * 函数: * * FFT() -…
/** * @file fft-test.c * FFT and MDCT tests. */ #include "dsputil.h" #include #include #include int mm_flags; /* referenc…
/** * @file fft-test.c * FFT and MDCT tests. */ #include "dsputil.h" #include #include #include int mm_flags; /* referenc…