libavcodec/sinewin.h File Reference

#include "config.h"
#include "libavutil/mem.h"

Go to the source code of this file.

Defines

#define SINETABLE_CONST
#define SINETABLE(size)   SINETABLE_CONST DECLARE_ALIGNED(16, float, ff_sine_##size)[size]

Functions

void ff_sine_window_init (float *window, int n)
 Generate a sine window.
void ff_init_ff_sine_windows (int index)
 initialize the specified entry of ff_sine_windows
 SINETABLE (32)
 SINETABLE (64)
 SINETABLE (128)
 SINETABLE (256)
 SINETABLE (512)
 SINETABLE (1024)
 SINETABLE (2048)
 SINETABLE (4096)

Variables

SINETABLE_CONST float *const ff_sine_windows [13]


Define Documentation

#define SINETABLE ( size   )     SINETABLE_CONST DECLARE_ALIGNED(16, float, ff_sine_##size)[size]

Definition at line 33 of file sinewin.h.

#define SINETABLE_CONST

Definition at line 30 of file sinewin.h.


Function Documentation

void ff_init_ff_sine_windows ( int  index  ) 

initialize the specified entry of ff_sine_windows

Definition at line 58 of file sinewin_tablegen.h.

Referenced by aac_decode_init(), atrac1_decode_init(), decode_init(), dsp_init(), ff_wma_init(), init_mdct_win(), and main().

void ff_sine_window_init ( float *  window,
int  n 
)

Generate a sine window.

Parameters:
window pointer to half window
n size of half window

Definition at line 52 of file sinewin_tablegen.h.

Referenced by encode_init(), ff_init_ff_sine_windows(), imc_decode_init(), init_cook_mlt(), and wmavoice_decode_init().

SINETABLE ( 4096   ) 

SINETABLE ( 2048   ) 

SINETABLE ( 1024   ) 

SINETABLE ( 512   ) 

SINETABLE ( 256   ) 

SINETABLE ( 128   ) 

SINETABLE ( 64   ) 

SINETABLE ( 32   ) 


Variable Documentation

SINETABLE_CONST float* const ff_sine_windows[13]


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