lpc_masking_model.c File Reference

#include "lpc_masking_model.h"
#include <limits.h>
#include "codec.h"
#include "entropy_coding.h"
#include "settings.h"

Functions
void	WebRtcSpl_AToK_JSK (int16_t *a16, int16_t useOrder, int16_t *k16)
int16_t	WebRtcSpl_LevinsonW32_JSK (int32_t *R, int16_t *A, int16_t *K, int16_t order)
void	WebRtcIsacfix_GetVars (const int16_t *input, const int16_t *pitchGains_Q12, uint32_t *oldEnergy, int16_t *varscale)
int32_t	WebRtcIsacfix_CalculateResidualEnergyC (int lpc_order, int32_t q_val_corr, int q_val_polynomial, int16_t *a_polynomial, int32_t *corr_coeffs, int *q_val_residual_energy)
void	WebRtcIsacfix_GetLpcCoef (int16_t *inLoQ0, int16_t *inHiQ0, MaskFiltstr_enc *maskdata, int16_t snrQ10, const int16_t *pitchGains_Q12, int32_t *gain_lo_hiQ17, int16_t *lo_coeffQ15, int16_t *hi_coeffQ15)

Variables
const int	kShiftLowerBand = 11
const int	kShiftHigherBand = 12
AutocorrFix	WebRtcIsacfix_AutocorrFix
CalculateResidualEnergy	WebRtcIsacfix_CalculateResidualEnergy

Function Documentation

WebRtcIsacfix_CalculateResidualEnergyC()

int32_t WebRtcIsacfix_CalculateResidualEnergyC	(	int	lpc_order,
		int32_t	q_val_corr,
		int	q_val_polynomial,
		int16_t *	a_polynomial,
		int32_t *	corr_coeffs,
		int *	q_val_residual_energy
	)

WebRtcIsacfix_GetLpcCoef()

void WebRtcIsacfix_GetLpcCoef	(	int16_t *	inLoQ0,
		int16_t *	inHiQ0,
		MaskFiltstr_enc *	maskdata,
		int16_t	snrQ10,
		const int16_t *	pitchGains_Q12,
		int32_t *	gain_lo_hiQ17,
		int16_t *	lo_coeffQ15,
		int16_t *	hi_coeffQ15
	)

WebRtcIsacfix_GetVars()

void WebRtcIsacfix_GetVars	(	const int16_t *	input,
		const int16_t *	pitchGains_Q12,
		uint32_t *	oldEnergy,
		int16_t *	varscale
	)

WebRtcSpl_AToK_JSK()

void WebRtcSpl_AToK_JSK	(	int16_t *	a16,
		int16_t	useOrder,
		int16_t *	k16
	)

WebRtcSpl_LevinsonW32_JSK()

int16_t WebRtcSpl_LevinsonW32_JSK	(	int32_t *	R,
		int16_t *	A,
		int16_t *	K,
		int16_t	order
	)

Variable Documentation

kShiftHigherBand

const int kShiftHigherBand = 12

kShiftLowerBand

const int kShiftLowerBand = 11

WebRtcIsacfix_AutocorrFix

AutocorrFix WebRtcIsacfix_AutocorrFix

WebRtcIsacfix_CalculateResidualEnergy

CalculateResidualEnergy WebRtcIsacfix_CalculateResidualEnergy