fourier.c File Reference

#include <stdlib.h>
#include <assert.h>
#include <sys/sysctl.h>
#include <CarbonCore/Multiprocessing.h>
#include <pthread.h>
#include "fourier.h"

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Functions
void	initializeProcessing ()
void	FFT_DATA_INIT (FFT_DATA *d)
void	free_spectrum (FFT_DATA *s)
void	allocate_spectrum (FFT_DATA *s, u_short w, u_short h, u_char nplanes, u_char goal)
short	log_2 (short val)
void	fourier (FFT_DATA sample)
void	fourier_inverse (FFT_DATA sample, REAL *vmin, REAL *vmax)
void *	rgbPlane (FFT_DATA sample, u_char c)
REAL *	colorValue (FFT_DATA sample, u_short x, u_short y, u_char c)

Variables
u_short	numberOfCpus
static unsigned	fftwDefaultFlag
static pthread_mutex_t	fftwLock

Function Documentation

allocate_spectrum()

void allocate_spectrum	(	FFT_DATA *	s,
		u_short	w,
		u_short	h,
		u_char	nplanes,
		u_char	goal
	)

References FFT_DATA::direct, FFT_MALLOC, FFT_PLAN_C2R, FFT_PLAN_R2C, fftwDefaultFlag, fftwLock, FOR_DIRECT, FOR_INVERSE, free_spectrum(), FFT_DATA::goal, FFT_DATA::h, FFT_DATA::inverse, FFT_DATA::nplanes, FFT_DATA::pw, FFT_DATA::spectrum, and FFT_DATA::w.

Referenced by MyImageAligner::alignWithList:reference:refBuffer:lock:darkFrame:flatField:rectangle:cutOff:precisionThreshold:, MyImageAnalyzer::analyzeWithList:darkFrame:flatField:rectangle:method:lowCutoff:highCutoff:, and MyPostProcessing::process:seqnb:width:height:deconvRadius:deconvThreshold:unsharpRadius:unsharpGain:.

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colorValue()

REAL* colorValue ( FFT_DATA  sample, u_short  x, u_short  y, u_char  c  )

inline

Access to the color sample (spatial data)

References FFT_DATA::h, FFT_DATA::pw, and FFT_DATA::spectrum.

Referenced by corelation_peak(), correlate_spectrums(), makeGaussianSpectrum(), and MyPostProcessing::makeImageWithMin:Max:.

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FFT_DATA_INIT()

void FFT_DATA_INIT ( FFT_DATA *  d )

inline

References FFT_DATA::goal, and FFT_DATA::spectrum.

fourier()

void fourier

(

FFT_DATA

sample

)

References FFT_DATA::direct, FFT_EXECUTE, FOR_DIRECT, and FFT_DATA::goal.

Referenced by MyImageAligner::alignWithList:reference:refBuffer:lock:darkFrame:flatField:rectangle:cutOff:precisionThreshold:, correlate(), makeGaussianSpectrum(), and MyPostProcessing::process:seqnb:width:height:deconvRadius:deconvThreshold:unsharpRadius:unsharpGain:.

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fourier_inverse()

void fourier_inverse	(	FFT_DATA	sample,
		REAL *	vmin,
		REAL *	vmax
	)

References FFT_EXECUTE, FOR_INVERSE, FFT_DATA::goal, FFT_DATA::h, FFT_DATA::inverse, max, min, FFT_DATA::nplanes, FFT_DATA::pw, FFT_DATA::spectrum, and FFT_DATA::w.

Referenced by correlate_spectrums(), and MyPostProcessing::process:seqnb:width:height:deconvRadius:deconvThreshold:unsharpRadius:unsharpGain:.

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free_spectrum()

void free_spectrum

(

FFT_DATA *

s

)

References FFT_DATA::direct, FFT_DESTROY_PLAN, FFT_FREE, fftwLock, FOR_DIRECT, FOR_INVERSE, FFT_DATA::goal, FFT_DATA::inverse, and FFT_DATA::spectrum.

Referenced by allocate_spectrum(), and MyPostProcessing::process:seqnb:width:height:deconvRadius:deconvThreshold:unsharpRadius:unsharpGain:.

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initializeProcessing()

void initializeProcessing

(

)

References fftwDefaultFlag, fftwLock, and numberOfCpus.

Referenced by main().

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log_2()

short log_2

(

short

val

)

rgbPlane()

void* rgbPlane ( FFT_DATA  sample, u_char  c  )

inline

Access to the color plane

References FFT_DATA::h, FFT_DATA::spectrum, and FFT_DATA::w.

Referenced by MyPostProcessing::process:seqnb:width:height:deconvRadius:deconvThreshold:unsharpRadius:unsharpGain:.

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Variable Documentation

fftwDefaultFlag

unsigned fftwDefaultFlag

static

Referenced by allocate_spectrum(), and initializeProcessing().

fftwLock

pthread_mutex_t fftwLock

static

Referenced by allocate_spectrum(), free_spectrum(), and initializeProcessing().

numberOfCpus

u_short numberOfCpus

Referenced by MyDocument::align, MyDocument::analyzeQuality, initializeProcessing(), MyDocument::postProcess::::, and MyDocument::stack.