sinewin_tablegen.h File Reference

#include <assert.h>
#include <math.h>
#include "libavutil/attributes.h"
#include "libavutil/common.h"
#include "libavutil/thread.h"

Go to the source code of this file.

Macros
#define	INIT_FF_SINE_WINDOW_INIT_FUNC(index)

Functions
	SINETABLE (32)
	SINETABLE (64)
	SINETABLE (128)
	SINETABLE (256)
	SINETABLE (512)
	SINETABLE (1024)
	SINETABLE (2048)
	SINETABLE (4096)
	SINETABLE (8192)
av_cold void	ff_sine_window_init (float *window, int n)
	Generate a sine window. More...
av_cold void	ff_init_ff_sine_windows (int index)
	initialize the specified entry of ff_sine_windows More...

Variables
SINETABLE_CONST float *const	ff_sine_windows []
static void(*const	sine_window_init_func_array [])(void)
static AVOnce	init_sine_window_once [9]

Macro Definition Documentation

INIT_FF_SINE_WINDOW_INIT_FUNC

#define INIT_FF_SINE_WINDOW_INIT_FUNC

(

index

)

Value:

static void init_ff_sine_window_ ## index(void)     \
{                                                   \
    ff_sine_window_init(ff_sine_windows[index], 1 << index);\
}

Definition at line 67 of file sinewin_tablegen.h.

Function Documentation

SINETABLE() [1/9]

SINETABLE

(

32

)

SINETABLE() [2/9]

SINETABLE

(

64

)

SINETABLE() [3/9]

SINETABLE

(

128

)

SINETABLE() [4/9]

SINETABLE

(

256

)

SINETABLE() [5/9]

SINETABLE

(

512

)

SINETABLE() [6/9]

SINETABLE

(

1024

)

SINETABLE() [7/9]

SINETABLE

(

2048

)

SINETABLE() [8/9]

SINETABLE

(

4096

)

SINETABLE() [9/9]

SINETABLE

(

8192

)

ff_sine_window_init()

av_cold 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 59 of file sinewin_tablegen.h.

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

ff_init_ff_sine_windows()

av_cold void ff_init_ff_sine_windows

(

int

index

)

initialize the specified entry of ff_sine_windows

Definition at line 101 of file sinewin_tablegen.h.

Referenced by aac_static_table_init(), atrac1_decode_init(), decode_init(), ff_atrac3p_init_dsp_static(), ff_wma_init(), init_mdct_win(), main(), and nellymoser_init_static().

Variable Documentation

ff_sine_windows

SINETABLE_CONST float* const ff_sine_windows[]

Initial value:

= {
    NULL, NULL, NULL, NULL, NULL, 
    ff_sine_32,   ff_sine_64,   ff_sine_128,
    ff_sine_256,  ff_sine_512,  ff_sine_1024,
    ff_sine_2048, ff_sine_4096, ff_sine_8192,
}

Definition at line 51 of file sinewin_tablegen.h.

Referenced by decode_init(), ff_init_ff_sine_windows(), ff_wma_init(), imdct_and_window(), and main().

sine_window_init_func_array

void(*const sine_window_init_func_array[])(void)

static

Initial value:

= {
    init_ff_sine_window_5,
    init_ff_sine_window_6,
    init_ff_sine_window_7,
    init_ff_sine_window_8,
    init_ff_sine_window_9,
    init_ff_sine_window_10,
    init_ff_sine_window_11,
    init_ff_sine_window_12,
    init_ff_sine_window_13,
}

Definition at line 83 of file sinewin_tablegen.h.

Referenced by ff_init_ff_sine_windows().

init_sine_window_once

AVOnce init_sine_window_once[9]

static

Initial value:

= {
    AV_ONCE_INIT, AV_ONCE_INIT, AV_ONCE_INIT, AV_ONCE_INIT, AV_ONCE_INIT,
    AV_ONCE_INIT, AV_ONCE_INIT, AV_ONCE_INIT, AV_ONCE_INIT
}

Definition at line 95 of file sinewin_tablegen.h.

Referenced by ff_init_ff_sine_windows().