gsm0610_short_term.c File Reference

#include <assert.h>
#include <inttypes.h>
#include "floating_fudge.h"
#include <stdlib.h>
#include "spandsp/telephony.h"
#include "spandsp/bitstream.h"
#include "spandsp/saturated.h"
#include "spandsp/gsm0610.h"
#include "gsm0610_local.h"

Defines
#define	STEP(B, MIC, INVA)
Functions
void	gsm0610_short_term_analysis_filter (gsm0610_state_t *s, int16_t LARc[8], int16_t amp[GSM0610_FRAME_LEN])
void	gsm0610_short_term_synthesis_filter (gsm0610_state_t *s, int16_t LARcr[8], int16_t wt[GSM0610_FRAME_LEN], int16_t amp[GSM0610_FRAME_LEN])

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Detailed Description

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Define Documentation

#define STEP	(	B,
		MIC,
		INVA		)

Value:

temp1 = saturated_add16(*LARc++, MIC) << 10;    \
    temp1 = saturated_sub16(temp1, B << 1);         \
    temp1 = gsm_mult_r(INVA, temp1);                \
    *LARpp++ = saturated_add16(temp1, temp1);