#include <stdint.h>
#include "libavutil/mem_internal.h"
#include "aacpsdsp.h"
#include "get_bits.h"

Data Structures
struct	PSCommonContext

struct	PSContext

Macros
#define	PS_MAX_NUM_ENV 5

#define	PS_MAX_NR_IIDICC 34

#define	PS_MAX_NR_IPDOPD 17

#define	PS_MAX_SSB 91

#define	PS_MAX_AP_BANDS 50

#define	PS_QMF_TIME_SLOTS 32

#define	PS_MAX_DELAY 14

#define	PS_AP_LINKS 3

#define	PS_MAX_AP_DELAY 5

#define	PS_BASELINE 0
	Operate in Baseline PS mode Baseline implies 10 or 20 stereo bands, mixing mode A, and no ipd/opd.

#define	numQMFSlots 32

Functions
void	ff_ps_init_common (void)

void AAC_RENAME	ff_ps_init (void)

static void AAC_RENAME	ff_ps_ctx_init (PSContext *ps)

int	ff_ps_read_data (void logctx, GetBitContext gb, PSCommonContext *ps, int bits_left)

int AAC_RENAME	ff_ps_apply (PSContext *ps, INTFLOAT L[2][38][64], INTFLOAT R[2][38][64], int top)

Variables
const int8_t	ff_k_to_i_20 []
	Table 8.48.

const int8_t	ff_k_to_i_34 []
	Table 8.49.

Macro Definition Documentation

◆ PS_MAX_NUM_ENV

#define PS_MAX_NUM_ENV 5

Definition at line 32 of file aacps.h.

Referenced by stereo_processing().

◆ PS_MAX_NR_IIDICC

#define PS_MAX_NR_IIDICC 34

Definition at line 33 of file aacps.h.

Referenced by map_val_20_to_34(), map_val_34_to_20(), remap20(), remap34(), and stereo_processing().

◆ PS_MAX_NR_IPDOPD

#define PS_MAX_NR_IPDOPD 17

Definition at line 34 of file aacps.h.

Referenced by ipdopd_reset().

◆ PS_MAX_SSB

#define PS_MAX_SSB 91

Definition at line 35 of file aacps.h.

◆ PS_MAX_AP_BANDS

#define PS_MAX_AP_BANDS 50

Definition at line 36 of file aacps.h.

◆ PS_QMF_TIME_SLOTS

#define PS_QMF_TIME_SLOTS 32

Definition at line 37 of file aacps.h.

Referenced by decorrelation(), ff_ps_decorrelate_neon(), and ps_decorrelate_c().

◆ PS_MAX_DELAY

#define PS_MAX_DELAY 14

Definition at line 38 of file aacps.h.

Referenced by decorrelation().

◆ PS_AP_LINKS

#define PS_AP_LINKS 3

Definition at line 39 of file aacps.h.

Referenced by decorrelation(), ps_decorrelate_c(), ps_tableinit(), and ps_tableinit().

◆ PS_MAX_AP_DELAY

#define PS_MAX_AP_DELAY 5

Definition at line 40 of file aacps.h.

Referenced by decorrelation(), ff_ps_decorrelate_neon(), and ps_decorrelate_c().

◆ PS_BASELINE

#define PS_BASELINE 0

Operate in Baseline PS mode Baseline implies 10 or 20 stereo bands, mixing mode A, and no ipd/opd.

Definition at line 41 of file aacps.h.

Referenced by stereo_processing().

◆ numQMFSlots

#define numQMFSlots 32

Definition at line 45 of file aacps.h.

Referenced by decorrelation().

Function Documentation

◆ ff_ps_init_common()

void ff_ps_init_common ( void )

Definition at line 280 of file aacps_common.c.

Referenced by aacdec_common_init().

◆ ff_ps_init()

void AAC_RENAME ff_ps_init ( void )

Definition at line 740 of file aacps.c.

Referenced by ff_aac_sbr_init(), and ff_ps_init().

◆ ff_ps_ctx_init()

static void AAC_RENAME ff_ps_ctx_init ( PSContext * ps )

inlinestatic

Definition at line 97 of file aacps.h.

Referenced by ff_aac_sbr_ctx_alloc_init(), and ff_ps_ctx_init().

◆ ff_ps_read_data()

int ff_ps_read_data	(	void *	logctx,
		GetBitContext *	gb,
		PSCommonContext *	ps,
		int	bits_left )

Definition at line 122 of file aacps_common.c.

Referenced by read_sbr_extension().

◆ ff_ps_apply()

int AAC_RENAME ff_ps_apply	(	PSContext *	ps,
		INTFLOAT	L[2][38][64],
		INTFLOAT	R[2][38][64],
		int	top )

Definition at line 719 of file aacps.c.

Referenced by ff_aac_sbr_apply(), and ff_ps_apply().

Variable Documentation

◆ ff_k_to_i_20

const int8_t ff_k_to_i_20[]

extern

Table 8.48.

Definition at line 100 of file aacpsdata.c.

Referenced by decorrelation(), and stereo_processing().

◆ ff_k_to_i_34

const int8_t ff_k_to_i_34[]