libavcodec/sbrdsp.c File Reference

#include "config.h"
#include "libavutil/attributes.h"
#include "sbrdsp.h"

Go to the source code of this file.

Functions
static void	sbr_sum64x5_c (float *z)
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_qmf_deint_bfly_c (float *v, const float *src0, const float *src1)
static av_always_inline void	autocorrelate (const float x[40][2], float phi[3][2][2], int lag)
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)
static void	sbr_hf_apply_noise_0 (float(*Y)[2], const float *s_m, const float *q_filt, int noise, int kx, int m_max)
static void	sbr_hf_apply_noise_1 (float(*Y)[2], const float *s_m, const float *q_filt, int noise, int kx, int m_max)
static void	sbr_hf_apply_noise_2 (float(*Y)[2], const float *s_m, const float *q_filt, int noise, int kx, int m_max)
static void	sbr_hf_apply_noise_3 (float(*Y)[2], const float *s_m, const float *q_filt, int noise, int kx, int m_max)
av_cold void	ff_sbrdsp_init (SBRDSPContext *s)

---

Function Documentation

static av_always_inline void autocorrelate	(	const float	x[40][2],
		float	phi[3][2][2],
		int	lag
	)			[static]

Definition at line 97 of file sbrdsp.c.

Referenced by sbr_autocorrelate_c().

av_cold void ff_sbrdsp_init

(

SBRDSPContext *

s

)

Definition at line 226 of file sbrdsp.c.

Referenced by ff_aac_sbr_ctx_init().

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

Definition at line 123 of file sbrdsp.c.

Referenced by ff_sbrdsp_init().

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]

Definition at line 169 of file sbrdsp.c.

Referenced by sbr_hf_apply_noise_0(), sbr_hf_apply_noise_1(), sbr_hf_apply_noise_2(), and sbr_hf_apply_noise_3().

static void sbr_hf_apply_noise_0	(	float(*)	Y[2],
		const float *	s_m,
		const float *	q_filt,
		int	noise,
		int	kx,
		int	m_max
	)			[static]

Definition at line 196 of file sbrdsp.c.

Referenced by ff_sbrdsp_init().

static void sbr_hf_apply_noise_1	(	float(*)	Y[2],
		const float *	s_m,
		const float *	q_filt,
		int	noise,
		int	kx,
		int	m_max
	)			[static]

Definition at line 203 of file sbrdsp.c.

Referenced by ff_sbrdsp_init().

static void sbr_hf_apply_noise_2	(	float(*)	Y[2],
		const float *	s_m,
		const float *	q_filt,
		int	noise,
		int	kx,
		int	m_max
	)			[static]

Definition at line 211 of file sbrdsp.c.

Referenced by ff_sbrdsp_init().

static void sbr_hf_apply_noise_3	(	float(*)	Y[2],
		const float *	s_m,
		const float *	q_filt,
		int	noise,
		int	kx,
		int	m_max
	)			[static]

Definition at line 218 of file sbrdsp.c.

Referenced by ff_sbrdsp_init().

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 158 of file sbrdsp.c.

Referenced by ff_sbrdsp_init().

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 130 of file sbrdsp.c.

Referenced by ff_sbrdsp_init().

static void sbr_neg_odd_64_c

(

float *

x

)

[static]

Definition at line 52 of file sbrdsp.c.

Referenced by ff_sbrdsp_init().

static void sbr_qmf_deint_bfly_c	(	float *	v,
		const float *	src0,
		const float *	src1
	)			[static]

Definition at line 88 of file sbrdsp.c.

Referenced by ff_sbrdsp_init().

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

Definition at line 79 of file sbrdsp.c.

Referenced by ff_sbrdsp_init().

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

Definition at line 70 of file sbrdsp.c.

Referenced by ff_sbrdsp_init().

static void sbr_qmf_pre_shuffle_c

(

float *

z

)

[static]

Definition at line 59 of file sbrdsp.c.

Referenced by ff_sbrdsp_init().

static void sbr_sum64x5_c

(

float *

z

)

[static]

Definition at line 27 of file sbrdsp.c.

Referenced by ff_sbrdsp_init().

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

Definition at line 36 of file sbrdsp.c.

Referenced by ff_sbrdsp_init().