SBEncState Struct Reference

#include <sb_celp.h>

Collaboration diagram for SBEncState:

[legend]

List of all members.

Public Attributes
const SpeexMode *	mode
void *	st_low
int	full_frame_size
int	frame_size
int	subframeSize
int	nbSubframes
int	windowSize
int	lpcSize
int	bufSize
int	first
float	lag_factor
spx_word16_t	lpc_floor
spx_word16_t	gamma1
spx_word16_t	gamma2
char *	stack
spx_sig_t *	x0d
spx_sig_t *	x1d
spx_sig_t *	high
spx_sig_t *	y0
spx_sig_t *	y1
spx_word16_t *	h0_mem
spx_word16_t *	h1_mem
spx_word32_t *	g0_mem
spx_word32_t *	g1_mem
spx_sig_t *	excBuf
spx_sig_t *	exc
spx_sig_t *	res
spx_sig_t *	sw
spx_sig_t *	target
spx_word16_t *	window
spx_word16_t *	lagWindow
spx_word16_t *	autocorr
spx_coef_t *	lpc
spx_lsp_t *	lsp
spx_lsp_t *	qlsp
spx_lsp_t *	old_lsp
spx_lsp_t *	old_qlsp
spx_lsp_t *	interp_lsp
spx_lsp_t *	interp_qlsp
spx_coef_t *	interp_lpc
spx_coef_t *	interp_qlpc
spx_coef_t *	bw_lpc1
spx_coef_t *	bw_lpc2
spx_mem_t *	mem_sp
spx_mem_t *	mem_sp2
spx_mem_t *	mem_sw
spx_word32_t *	pi_gain
float	vbr_quality
int	vbr_enabled
int	abr_enabled
float	abr_drift
float	abr_drift2
float	abr_count
int	vad_enabled
float	relative_quality
int	encode_submode
const SpeexSubmode *const *	submodes
int	submodeID
int	submodeSelect
int	complexity
int	sampling_rate

---

Detailed Description

Structure representing the full state of the sub-band encoder

---

Member Data Documentation

const SpeexMode* SBEncState::mode

Pointer to the mode (containing for vtable info)

Referenced by sb_encode(), sb_encoder_ctl(), and sb_encoder_init().

void* SBEncState::st_low

State of the low-band (narrowband) encoder

Referenced by sb_encode(), sb_encoder_ctl(), sb_encoder_destroy(), and sb_encoder_init().

int SBEncState::full_frame_size

Length of full-band frames

Referenced by sb_encode(), sb_encoder_ctl(), and sb_encoder_init().

int SBEncState::frame_size

Length of high-band frames

Referenced by sb_encode(), sb_encoder_ctl(), and sb_encoder_init().

int SBEncState::subframeSize

Length of high-band sub-frames

Referenced by sb_encode(), and sb_encoder_init().

int SBEncState::nbSubframes

Number of high-band sub-frames

Referenced by sb_encode(), sb_encoder_ctl(), and sb_encoder_init().

int SBEncState::windowSize

Length of high-band LPC window

Referenced by sb_encode(), and sb_encoder_init().

int SBEncState::lpcSize

Order of high-band LPC analysis

Referenced by sb_encode(), sb_encoder_ctl(), and sb_encoder_init().

int SBEncState::bufSize

Buffer size

Referenced by sb_encode(), sb_encoder_ctl(), and sb_encoder_init().

int SBEncState::first

First frame?

Referenced by sb_encode(), sb_encoder_ctl(), and sb_encoder_init().

float SBEncState::lag_factor

Lag-windowing control parameter

Referenced by sb_encoder_init().

spx_word16_t SBEncState::lpc_floor

Controls LPC analysis noise floor

Referenced by sb_encode(), and sb_encoder_init().

spx_word16_t SBEncState::gamma1

Perceptual weighting coef 1

Referenced by sb_encode(), and sb_encoder_init().

spx_word16_t SBEncState::gamma2

Perceptual weighting coef 2

Referenced by sb_encode(), and sb_encoder_init().

char* SBEncState::stack

Temporary allocation stack

Referenced by sb_encode(), sb_encoder_destroy(), and sb_encoder_init().

spx_sig_t* SBEncState::x0d

Referenced by sb_encode(), sb_encoder_destroy(), and sb_encoder_init().

spx_sig_t * SBEncState::x1d

QMF filter signals

Referenced by sb_encode(), sb_encoder_destroy(), and sb_encoder_init().

spx_sig_t* SBEncState::high

High-band signal (buffer)

Referenced by sb_encode(), sb_encoder_destroy(), and sb_encoder_init().

spx_sig_t* SBEncState::y0

Referenced by sb_encode(), sb_encoder_destroy(), and sb_encoder_init().

spx_sig_t * SBEncState::y1

QMF synthesis signals

Referenced by sb_encode(), sb_encoder_destroy(), and sb_encoder_init().

spx_word16_t* SBEncState::h0_mem

Referenced by sb_encode(), sb_encoder_ctl(), sb_encoder_destroy(), and sb_encoder_init().

spx_word16_t * SBEncState::h1_mem

Referenced by sb_encoder_ctl(), sb_encoder_destroy(), and sb_encoder_init().

spx_word32_t* SBEncState::g0_mem

Referenced by sb_encode(), sb_encoder_ctl(), sb_encoder_destroy(), and sb_encoder_init().

spx_word32_t * SBEncState::g1_mem

QMF memories

Referenced by sb_encode(), sb_encoder_ctl(), sb_encoder_destroy(), and sb_encoder_init().

spx_sig_t* SBEncState::excBuf

High-band excitation

Referenced by sb_encode(), sb_encoder_ctl(), sb_encoder_destroy(), and sb_encoder_init().

spx_sig_t* SBEncState::exc

High-band excitation (for QMF only)

Referenced by sb_encode(), sb_encoder_ctl(), and sb_encoder_init().

spx_sig_t* SBEncState::res

Zero-input response (ringing)

Referenced by sb_encode(), sb_encoder_destroy(), and sb_encoder_init().

spx_sig_t* SBEncState::sw

Perceptually weighted signal

Referenced by sb_encode(), sb_encoder_destroy(), and sb_encoder_init().

spx_sig_t* SBEncState::target

Weighted target signal (analysis by synthesis)

Referenced by sb_encode(), sb_encoder_destroy(), and sb_encoder_init().

spx_word16_t* SBEncState::window

LPC analysis window

Referenced by sb_encode(), sb_encoder_destroy(), and sb_encoder_init().

spx_word16_t* SBEncState::lagWindow

Auto-correlation window

Referenced by sb_encode(), sb_encoder_destroy(), and sb_encoder_init().

spx_word16_t* SBEncState::autocorr

Auto-correlation (for LPC analysis)

Referenced by sb_encode(), sb_encoder_destroy(), and sb_encoder_init().

spx_coef_t* SBEncState::lpc

LPC coefficients

Referenced by sb_encode(), sb_encoder_destroy(), and sb_encoder_init().

spx_lsp_t* SBEncState::lsp

LSP coefficients

Referenced by sb_encode(), sb_encoder_ctl(), sb_encoder_destroy(), and sb_encoder_init().

spx_lsp_t* SBEncState::qlsp

Quantized LSPs

Referenced by sb_encode(), sb_encoder_destroy(), and sb_encoder_init().

spx_lsp_t* SBEncState::old_lsp

LSPs of previous frame

Referenced by sb_encode(), sb_encoder_destroy(), and sb_encoder_init().

spx_lsp_t* SBEncState::old_qlsp

Quantized LSPs of previous frame

Referenced by sb_encode(), sb_encoder_destroy(), and sb_encoder_init().

spx_lsp_t* SBEncState::interp_lsp

Interpolated LSPs for current sub-frame

Referenced by sb_encode(), sb_encoder_destroy(), and sb_encoder_init().

spx_lsp_t* SBEncState::interp_qlsp

Interpolated quantized LSPs for current sub-frame

Referenced by sb_encode(), sb_encoder_destroy(), and sb_encoder_init().

spx_coef_t* SBEncState::interp_lpc

Interpolated LPCs for current sub-frame

Referenced by sb_encode(), sb_encoder_destroy(), and sb_encoder_init().

spx_coef_t* SBEncState::interp_qlpc

Interpolated quantized LPCs for current sub-frame

Referenced by sb_encode(), sb_encoder_destroy(), and sb_encoder_init().

spx_coef_t* SBEncState::bw_lpc1

Bandwidth-expanded version of LPCs (#1)

Referenced by sb_encode(), sb_encoder_destroy(), and sb_encoder_init().

spx_coef_t* SBEncState::bw_lpc2

Bandwidth-expanded version of LPCs (#2)

Referenced by sb_encode(), sb_encoder_destroy(), and sb_encoder_init().

spx_mem_t* SBEncState::mem_sp

Synthesis signal memory

Referenced by sb_encode(), sb_encoder_ctl(), sb_encoder_destroy(), and sb_encoder_init().

spx_mem_t* SBEncState::mem_sp2

Referenced by sb_encode(), sb_encoder_ctl(), sb_encoder_destroy(), and sb_encoder_init().

spx_mem_t* SBEncState::mem_sw

Perceptual signal memory

Referenced by sb_encode(), sb_encoder_ctl(), sb_encoder_destroy(), and sb_encoder_init().

spx_word32_t* SBEncState::pi_gain

Referenced by sb_encode(), sb_encoder_ctl(), sb_encoder_destroy(), and sb_encoder_init().

float SBEncState::vbr_quality

Quality setting for VBR encoding

Referenced by sb_encode(), sb_encoder_ctl(), and sb_encoder_init().

int SBEncState::vbr_enabled

1 for enabling VBR, 0 otherwise

Referenced by sb_encode(), sb_encoder_ctl(), and sb_encoder_init().

int SBEncState::abr_enabled

ABR setting (in bps), 0 if off

Referenced by sb_encode(), sb_encoder_ctl(), and sb_encoder_init().

float SBEncState::abr_drift

Referenced by sb_encode(), and sb_encoder_ctl().

float SBEncState::abr_drift2

Referenced by sb_encode(), and sb_encoder_ctl().

float SBEncState::abr_count

Referenced by sb_encode(), and sb_encoder_ctl().

int SBEncState::vad_enabled

1 for enabling VAD, 0 otherwise

Referenced by sb_encode(), sb_encoder_ctl(), and sb_encoder_init().

float SBEncState::relative_quality

Referenced by sb_encode(), sb_encoder_ctl(), and sb_encoder_init().

int SBEncState::encode_submode

Referenced by sb_encode(), sb_encoder_ctl(), and sb_encoder_init().

const SpeexSubmode* const* SBEncState::submodes

Referenced by sb_encode(), sb_encoder_ctl(), and sb_encoder_init().

int SBEncState::submodeID

Referenced by sb_encode(), sb_encoder_ctl(), and sb_encoder_init().

int SBEncState::submodeSelect

Referenced by sb_encode(), sb_encoder_ctl(), and sb_encoder_init().

int SBEncState::complexity

Referenced by sb_encode(), sb_encoder_ctl(), and sb_encoder_init().

int SBEncState::sampling_rate

Referenced by sb_encoder_ctl(), and sb_encoder_init().

---

The documentation for this struct was generated from the following file:

• sb_celp.h