qdm2_tablegen.h File Reference

#include <stdint.h>
#include <math.h>
#include "libavutil/attributes.h"

Go to the source code of this file.

Macros
#define	SOFTCLIP_THRESHOLD   27600
#define	HARDCLIP_THRESHOLD   35716

Functions
static av_cold void	softclip_table_init (void)
static av_cold void	rnd_table_init (void)
static av_cold void	init_noise_samples (void)

Variables
static uint16_t	softclip_table [HARDCLIP_THRESHOLD-SOFTCLIP_THRESHOLD+1]
static float	noise_table [4096+20]
static uint8_t	random_dequant_index [256][5]
static uint8_t	random_dequant_type24 [128][3]
static float	noise_samples [128]

Macro Definition Documentation

#define SOFTCLIP_THRESHOLD   27600

Definition at line 30 of file qdm2_tablegen.h.

Referenced by qdm2_decode(), and softclip_table_init().

#define HARDCLIP_THRESHOLD   35716

Definition at line 31 of file qdm2_tablegen.h.

Referenced by qdm2_decode(), and softclip_table_init().

Function Documentation

static av_cold void softclip_table_init ( void  )

static

Definition at line 45 of file qdm2_tablegen.h.

Referenced by main(), and qdm2_init().

static av_cold void rnd_table_init ( void  )

static

Definition at line 55 of file qdm2_tablegen.h.

Referenced by main(), and qdm2_init().

static av_cold void init_noise_samples ( void  )

static

Definition at line 86 of file qdm2_tablegen.h.

Referenced by main(), and qdm2_init().

Variable Documentation

uint16_t softclip_table[HARDCLIP_THRESHOLD-SOFTCLIP_THRESHOLD+1]

static

Definition at line 39 of file qdm2_tablegen.h.

Referenced by main(), qdm2_decode(), and softclip_table_init().

float noise_table[4096+20]

static

Definition at line 40 of file qdm2_tablegen.h.

Referenced by rnd_table_init().

uint8_t random_dequant_index[256][5]

static

Definition at line 41 of file qdm2_tablegen.h.

Referenced by main(), rnd_table_init(), and synthfilt_build_sb_samples().

uint8_t random_dequant_type24[128][3]

static

Definition at line 42 of file qdm2_tablegen.h.

Referenced by main(), rnd_table_init(), and synthfilt_build_sb_samples().

float noise_samples[128]

static

Definition at line 43 of file qdm2_tablegen.h.

Referenced by init_noise_samples(), main(), and synthfilt_build_sb_samples().