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spectral.c File Reference

#include "netfone.h"

Defines
#define	PSMOOTH   0.001
#define	M_E   2.7182818284590452354
#define	WM_UPDATE_SPECTRUM   (WM_USER + 1000)
#define	SPECTRUM_INTERVAL   0
#define	BLACKBIAS   100
Functions
void	paintEnergy (HWND canvas)
void	paintSpectrum (HWND canvas)
void	clearCanvas (HWND canvas, COLORREF rgb)
void	paintCanvas (HWND canvas, HBITMAP image)
void	clearBitmap (HWND canvas, HBITMAP image, COLORREF rgb)
BOOL CALLBACK	spectralDlgProc (HWND hwnd, UINT nMessage, WPARAM wParam, LPARAM lParam)
VOID	spectralDialogue (HWND hwndParent)
void	energy (short *samples, int nsamples, double *rms, double *emax)
void	storeSample (short samp, BOOL isInput)
void	spectrumUpdate (LPSTR buffer, WORD buflen, DWORD channels, DWORD rate, DWORD bytesec, WORD align, BOOL isInput)
Variables
int	nbands = 128
int	fftsize = 512
int	logscale = TRUE
int	logfreq = FALSE
short *	samples = NULL
unsigned char *	sourceSpectrum = NULL
int	samps_in_buffer = 0
HBITMAP	easel = NULL
HBITMAP	weasel = NULL
double	cEnergy = 0.0
double	mEnergy = 0.0
int	logEnergy = FALSE
int	noiseFloor = 0
COLORREF	ceColour = RGB(0, 255, 0)
BOOL	spectrumChanged = TRUE
double *	pspectrum = NULL
double	pscale = 1.0
double	escale = 0.0
int	epposx = 0
BOOL	spectrumBarGraph = TRUE
BOOL	spectrumVoicePrint = FALSE
BOOL	spectrumTransmitOnly = FALSE
BOOL	spectrumReceiveOnly = FALSE
BOOL	spectrumMaxEnergy = FALSE
BOOL	paintingSpectrum = FALSE
int	sgposx = 0
DWORD	nextSpectrumTime = 0
BOOL	disableShown = FALSE

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Define Documentation

#define BLACKBIAS   100

#define M_E   2.7182818284590452354

#define PSMOOTH   0.001

#define SPECTRUM_INTERVAL   0

#define WM_UPDATE_SPECTRUM   (WM_USER + 1000)

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Function Documentation

void clearBitmap (  HWND    canvas, HBITMAP    image, COLORREF    rgb )  [static]

void clearCanvas (  HWND    canvas, COLORREF    rgb )  [static]

void energy (  short *    samples, int    nsamples, double *    rms, double *    emax )  [static]

void paintCanvas (  HWND    canvas, HBITMAP    image )  [static]

void paintEnergy (  HWND    canvas )  [static]

void paintSpectrum (  HWND    canvas )  [static]

VOID spectralDialogue (  HWND    hwndParent )

BOOL CALLBACK spectralDlgProc (  HWND    hwnd, UINT    nMessage, WPARAM    wParam, LPARAM    lParam )

void spectrumUpdate (  LPSTR    buffer, WORD    buflen, DWORD    channels, DWORD    rate, DWORD    bytesec, WORD    align, BOOL    isInput )

void storeSample (  short    samp, BOOL    isInput )  [static]

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Variable Documentation

COLORREF ceColour = RGB(0, 255, 0) [static]

double cEnergy = 0.0 [static]

BOOL disableShown = FALSE [static]

HBITMAP easel = NULL [static]

int epposx = 0 [static]

double escale = 0.0 [static]

int fftsize = 512 [static]

int logEnergy = FALSE [static]

int logfreq = FALSE [static]

int logscale = TRUE [static]

double mEnergy = 0.0 [static]

int nbands = 128 [static]

DWORD nextSpectrumTime = 0 [static]

int noiseFloor = 0 [static]

BOOL paintingSpectrum = FALSE [static]

double pscale = 1.0 [static]

double* pspectrum = NULL [static]

short* samples = NULL [static]

int samps_in_buffer = 0 [static]

int sgposx = 0 [static]

unsigned char* sourceSpectrum = NULL [static]

BOOL spectrumBarGraph = TRUE

BOOL spectrumChanged = TRUE [static]

BOOL spectrumMaxEnergy = FALSE

BOOL spectrumReceiveOnly = FALSE

BOOL spectrumTransmitOnly = FALSE

BOOL spectrumVoicePrint = FALSE

HBITMAP weasel = NULL [static]

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