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SBEncState Struct Reference

#include <sb_celp.h>

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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_tx0d
spx_sig_tx1d
spx_sig_thigh
spx_sig_ty0
spx_sig_ty1
spx_word16_th0_mem
spx_word16_th1_mem
spx_word32_tg0_mem
spx_word32_tg1_mem
spx_sig_texcBuf
spx_sig_texc
spx_sig_tres
spx_sig_tsw
spx_sig_ttarget
spx_word16_twindow
spx_word16_tlagWindow
spx_word16_tautocorr
spx_coef_tlpc
spx_lsp_tlsp
spx_lsp_tqlsp
spx_lsp_told_lsp
spx_lsp_told_qlsp
spx_lsp_tinterp_lsp
spx_lsp_tinterp_qlsp
spx_coef_tinterp_lpc
spx_coef_tinterp_qlpc
spx_coef_tbw_lpc1
spx_coef_tbw_lpc2
spx_mem_tmem_sp
spx_mem_tmem_sp2
spx_mem_tmem_sw
spx_word32_tpi_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

float SBEncState::abr_count
 

float SBEncState::abr_drift
 

float SBEncState::abr_drift2
 

int SBEncState::abr_enabled
 

ABR setting (in bps), 0 if off

spx_word16_t* SBEncState::autocorr
 

Auto-correlation (for LPC analysis)

int SBEncState::bufSize
 

Buffer size

spx_coef_t* SBEncState::bw_lpc1
 

Bandwidth-expanded version of LPCs (#1)

spx_coef_t* SBEncState::bw_lpc2
 

Bandwidth-expanded version of LPCs (#2)

int SBEncState::complexity
 

int SBEncState::encode_submode
 

spx_sig_t* SBEncState::exc
 

High-band excitation (for QMF only)

spx_sig_t* SBEncState::excBuf
 

High-band excitation

int SBEncState::first
 

First frame?

int SBEncState::frame_size
 

Length of high-band frames

int SBEncState::full_frame_size
 

Length of full-band frames

spx_word32_t* SBEncState::g0_mem
 

spx_word32_t * SBEncState::g1_mem
 

QMF memories

spx_word16_t SBEncState::gamma1
 

Perceptual weighting coef 1

spx_word16_t SBEncState::gamma2
 

Perceptual weighting coef 2

spx_word16_t* SBEncState::h0_mem
 

spx_word16_t * SBEncState::h1_mem
 

spx_sig_t* SBEncState::high
 

High-band signal (buffer)

spx_coef_t* SBEncState::interp_lpc
 

Interpolated LPCs for current sub-frame

spx_lsp_t* SBEncState::interp_lsp
 

Interpolated LSPs for current sub-frame

spx_coef_t* SBEncState::interp_qlpc
 

Interpolated quantized LPCs for current sub-frame

spx_lsp_t* SBEncState::interp_qlsp
 

Interpolated quantized LSPs for current sub-frame

float SBEncState::lag_factor
 

Lag-windowing control parameter

spx_word16_t* SBEncState::lagWindow
 

Auto-correlation window

spx_coef_t* SBEncState::lpc
 

LPC coefficients

spx_word16_t SBEncState::lpc_floor
 

Controls LPC analysis noise floor

int SBEncState::lpcSize
 

Order of high-band LPC analysis

spx_lsp_t* SBEncState::lsp
 

LSP coefficients

spx_mem_t* SBEncState::mem_sp
 

Synthesis signal memory

spx_mem_t* SBEncState::mem_sp2
 

spx_mem_t* SBEncState::mem_sw
 

Perceptual signal memory

const SpeexMode* SBEncState::mode
 

Pointer to the mode (containing for vtable info)

int SBEncState::nbSubframes
 

Number of high-band sub-frames

spx_lsp_t* SBEncState::old_lsp
 

LSPs of previous frame

spx_lsp_t* SBEncState::old_qlsp
 

Quantized LSPs of previous frame

spx_word32_t* SBEncState::pi_gain
 

spx_lsp_t* SBEncState::qlsp
 

Quantized LSPs

float SBEncState::relative_quality
 

spx_sig_t* SBEncState::res
 

Zero-input response (ringing)

int SBEncState::sampling_rate
 

void* SBEncState::st_low
 

State of the low-band (narrowband) encoder

char* SBEncState::stack
 

Temporary allocation stack

int SBEncState::subframeSize
 

Length of high-band sub-frames

int SBEncState::submodeID
 

const SpeexSubmode* const* SBEncState::submodes
 

int SBEncState::submodeSelect
 

spx_sig_t* SBEncState::sw
 

Perceptually weighted signal

spx_sig_t* SBEncState::target
 

Weighted target signal (analysis by synthesis)

int SBEncState::vad_enabled
 

1 for enabling VAD, 0 otherwise

int SBEncState::vbr_enabled
 

1 for enabling VBR, 0 otherwise

float SBEncState::vbr_quality
 

Quality setting for VBR encoding

spx_word16_t* SBEncState::window
 

LPC analysis window

int SBEncState::windowSize
 

Length of high-band LPC window

spx_sig_t* SBEncState::x0d
 

spx_sig_t * SBEncState::x1d
 

QMF filter signals

spx_sig_t* SBEncState::y0
 

spx_sig_t * SBEncState::y1
 

QMF synthesis signals


The documentation for this struct was generated from the following file:
Generated on Thu Jun 15 13:43:25 2006 for speex by  doxygen 1.4.2