gsm0610_short_term.c File Reference

#include <assert.h>
#include <inttypes.h>
#include <stdlib.h>
#include "spandsp/telephony.h"
#include "spandsp/dc_restore.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])

Detailed Description


Define Documentation

#define STEP ( B,
MIC,
INVA   ) 

Value:

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


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