代码搜索：FFt 有哪些应用？

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h fft.h

// FFT.cpp : Defines the entry point for the console application. // #include "stdafx.h" #include"math.h" #include #include #include #include using na
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c fft.c

/* * FFT/IFFT transforms * Copyright (c) 2002 Fabrice Bellard. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * Li
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c fft.c

/* fft.c -- in-place decimation-in-time FFT */ #include void shuffle(), dftmerge(); void fft(N, X) complex *X; int N; { shuffle(N, X); dftmerge(N, X); }
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obj fft.obj

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c fft.c

#include "typedef.h" #include "math.h" struct compx EE(struct compx b1,struct compx b2) { struct compx b3; b3.real=b1.real*b2.real-b1.imag*b2.imag; b3.imag=b1.real*b2.imag+b1.imag*b2.real; re
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c fft.c

//FFT.c C callable FFT function in C #define PTS 256 //# of points for FFT typedef struct {float real,imag;} COMPLEX; extern COMPLEX w[PTS]; //twiddle constants stored in w v
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c fft.c

/* ** FFT and FHT routines ** Copyright 1988, 1993; Ron Mayer ** Copyright (c) 1999-2000 Takehiro Tominaga ** ** fht(fz,n); ** Does a hartley transform of "n" points in the array "fz". **
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h fft.h

/* * Fast Fourier Transform include file * * Copyright (c) 2000 Mark Taylor * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library Gener
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nas fft.nas

; for new GOGO-no-coda (1999/09) ; Copyright (C) 1999 shigeo ; special thanks to Keiichi SAKAI, URURI %include "nasm.h" globaldef fht_3DN globaldef fht externdef costab_fft externdef sintab_fft
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pjt fft.pjt

; Code Composer Project File, Version 2.0 (do not modify or remove this line) [Project Settings] ProjectDir="F:\lab0503-FFT\" ProjectType=Executable CPUFamily=TMS320C54XX Tool="Compiler" Tool=
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