FFmpeg  4.0
Macros | Functions
sbrdsp.c File Reference
#include "aac.h"
#include "config.h"
#include "libavutil/attributes.h"
#include "libavutil/intfloat.h"
#include "sbrdsp.h"
#include "sbrdsp_template.c"

Go to the source code of this file.

Macros

#define USE_FIXED   0
 

Functions

static float sbr_sum_square_c (float(*x)[2], int n)
 
static void sbr_neg_odd_64_c (float *x)
 
static void sbr_qmf_pre_shuffle_c (float *z)
 
static void sbr_qmf_post_shuffle_c (float W[32][2], const float *z)
 
static void sbr_qmf_deint_neg_c (float *v, const float *src)
 
static void sbr_autocorrelate_c (const float x[40][2], float phi[3][2][2])
 
static void sbr_hf_gen_c (float(*X_high)[2], const float(*X_low)[2], const float alpha0[2], const float alpha1[2], float bw, int start, int end)
 
static void sbr_hf_g_filt_c (float(*Y)[2], const float(*X_high)[40][2], const float *g_filt, int m_max, intptr_t ixh)
 
static av_always_inline void sbr_hf_apply_noise (float(*Y)[2], const float *s_m, const float *q_filt, int noise, float phi_sign0, float phi_sign1, int m_max)
 

Macro Definition Documentation

◆ USE_FIXED

#define USE_FIXED   0

Definition at line 23 of file sbrdsp.c.

Function Documentation

◆ sbr_sum_square_c()

static float sbr_sum_square_c ( float(*)  x[2],
int  n 
)
static

Definition at line 31 of file sbrdsp.c.

Referenced by ff_sbrdsp_init().

◆ sbr_neg_odd_64_c()

static void sbr_neg_odd_64_c ( float *  x)
static

Definition at line 47 of file sbrdsp.c.

Referenced by ff_sbrdsp_init().

◆ sbr_qmf_pre_shuffle_c()

static void sbr_qmf_pre_shuffle_c ( float *  z)
static

Definition at line 57 of file sbrdsp.c.

Referenced by ff_sbrdsp_init().

◆ sbr_qmf_post_shuffle_c()

static void sbr_qmf_post_shuffle_c ( float  W[32][2],
const float *  z 
)
static

Definition at line 74 of file sbrdsp.c.

Referenced by ff_sbrdsp_init().

◆ sbr_qmf_deint_neg_c()

static void sbr_qmf_deint_neg_c ( float *  v,
const float *  src 
)
static

Definition at line 87 of file sbrdsp.c.

Referenced by ff_sbrdsp_init().

◆ sbr_autocorrelate_c()

static void sbr_autocorrelate_c ( const float  x[40][2],
float  phi[3][2][2] 
)
static

Definition at line 135 of file sbrdsp.c.

Referenced by ff_sbrdsp_init(), and sbr_qmf_deint_neg_c().

◆ sbr_hf_gen_c()

static void sbr_hf_gen_c ( float(*)  X_high[2],
const float(*)  X_low[2],
const float  alpha0[2],
const float  alpha1[2],
float  bw,
int  start,
int  end 
)
static

Definition at line 159 of file sbrdsp.c.

Referenced by ff_sbrdsp_init().

◆ sbr_hf_g_filt_c()

static void sbr_hf_g_filt_c ( float(*)  Y[2],
const float(*)  X_high[40][2],
const float *  g_filt,
int  m_max,
intptr_t  ixh 
)
static

Definition at line 187 of file sbrdsp.c.

Referenced by ff_sbrdsp_init().

◆ sbr_hf_apply_noise()

static av_always_inline void sbr_hf_apply_noise ( float(*)  Y[2],
const float *  s_m,
const float *  q_filt,
int  noise,
float  phi_sign0,
float  phi_sign1,
int  m_max 
)
static