window_func.h File Reference

#include <math.h>
#include "libavutil/avassert.h"

Go to the source code of this file.

Macros
#define	SINC(x)   (!(x)) ? 1 : sin(M_PI * (x))/(M_PI * (x));
#define	SQR(x)   ((x)*(x))

Enumerations
enum	WindowFunc {   WFUNC_RECTANGULAR, WFUNC_HANN, WFUNC_HAMMING, WFUNC_BLACKMAN,   WFUNC_NUTTALL3, WFUNC_MNUTTALL3, WFUNC_NUTTALL, WFUNC_BNUTTALL,   WFUNC_BHARRIS, WFUNC_TUKEY, NB_WFUNC, WFUNC_RECT,   WFUNC_HANNING, WFUNC_HAMMING, WFUNC_BLACKMAN, WFUNC_BARTLETT,   WFUNC_WELCH, WFUNC_FLATTOP, WFUNC_BHARRIS, WFUNC_BNUTTALL,   WFUNC_SINE, WFUNC_NUTTALL, WFUNC_BHANN, WFUNC_LANCZOS,   WFUNC_GAUSS, WFUNC_TUKEY, WFUNC_DOLPH, WFUNC_CAUCHY,   WFUNC_PARZEN, WFUNC_POISSON, NB_WFUNC }

Functions
static void	generate_window_func (float *lut, int N, int win_func, float *overlap)

Macro Definition Documentation

SINC

#define SINC

(

x

)

(!(x)) ? 1 : sin(M_PI * (x))/(M_PI * (x));

Referenced by generate_window_func().

SQR

#define SQR

(

x

)

((x)*(x))

Referenced by generate_window_func().

Enumeration Type Documentation

WindowFunc

enum WindowFunc

Enumerator
WFUNC_RECTANGULAR
WFUNC_HANN
WFUNC_HAMMING
WFUNC_BLACKMAN
WFUNC_NUTTALL3
WFUNC_MNUTTALL3
WFUNC_NUTTALL
WFUNC_BNUTTALL
WFUNC_BHARRIS
WFUNC_TUKEY
NB_WFUNC
WFUNC_RECT
WFUNC_HANNING
WFUNC_HAMMING
WFUNC_BLACKMAN
WFUNC_BARTLETT
WFUNC_WELCH
WFUNC_FLATTOP
WFUNC_BHARRIS
WFUNC_BNUTTALL
WFUNC_SINE
WFUNC_NUTTALL
WFUNC_BHANN
WFUNC_LANCZOS
WFUNC_GAUSS
WFUNC_TUKEY
WFUNC_DOLPH
WFUNC_CAUCHY
WFUNC_PARZEN
WFUNC_POISSON
NB_WFUNC

Definition at line 28 of file window_func.h.

Function Documentation

generate_window_func()

static void generate_window_func ( float *  lut, int  N, int  win_func, float *  overlap  )

inlinestatic

Definition at line 35 of file window_func.h.

Referenced by config_input(), config_output(), config_props(), and ff_opus_psy_init().