fft.c File Reference

#include <math.h>
#include <stdio.h>
#include <stdlib.h>
#include "define.h"
#include "globals.h"
#include "fft.h"
#include "prefs.h"

Include dependency graph for fft.c:

Macros
#define	SWAP(a, b)   tempr=(a);(a)=(b);(b)=tempr

Functions
void	fft_init (int nthreads)
void	fft_end (int nthreads)
void	fft_conv (float *data1, float *fdata2, int width, int height)
float *	fft_rtf (float *data, int width, int height)
void	fft_ctf (float *data, int width, int height, int sign)

Variables
int	firsttimeflag

Macro Definition Documentation

SWAP

#define SWAP	(		a,
			b
	)		tempr=(a);(a)=(b);(b)=tempr

Function Documentation

fft_conv()

void fft_conv	(	float *	data1,
		float *	fdata2,
		int	width,
		int	height
	)

fft_ctf()

void fft_ctf	(	float *	data,
		int	width,
		int	height,
		int	sign
	)

fft_end()

void fft_end

(

int

nthreads

)

fft_init()

void fft_init

(

int

nthreads

)

fft_rtf()

float* fft_rtf	(	float *	data,
		int	width,
		int	height
	)

Variable Documentation

firsttimeflag

int firsttimeflag