FreeCalypso > hg > gsm-codec-lib

annotate libgsmhr1/dec_state.c @ 607:cdf3f5c618b8

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hrutil: new program gsmhr-decode
author Mychaela Falconia <falcon@freecalypso.org>
date Fri, 05 Dec 2025 02:43:19 +0000
parents 8e4ecdfadf5a
children
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9cda792c0dd7 libgsmhr1: implement RxFE state allocation
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1 /*
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2 * Here we implement gsmhr_decoder_create() and gsmhr_decoder_reset()
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3 * functions: allocation and initialization of full speech decoder state.
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4 */
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6 #include <stdint.h>
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7 #include <stdlib.h>
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8 #include <string.h>
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9 #include "tw_gsmhr.h"
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10 #include "typedefs.h"
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11 #include "namespace.h"
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12 #include "dec_state.h"
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13 #include "dtx_const.h"
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15 struct gsmhr_decoder_state *gsmhr_decoder_create(void)
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16 {
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17 struct gsmhr_decoder_state *st;
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18
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19 st = malloc(sizeof(struct gsmhr_decoder_state));
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20 if (st)
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21 gsmhr_decoder_reset(st);
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22 return st;
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23 }
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25 void gsmhr_decoder_reset(struct gsmhr_decoder_state *st)
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26 {
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27 int i;
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29 memset(st, 0, sizeof(struct gsmhr_decoder_state));
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30 gsmhr_rxfe_reset(&st->rxfe);
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31 for (i = 0; i < 4; i++) {
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32 st->plSubfrEnergyMem[i] = 80;
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33 st->swLevelMem[i] = -72;
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34 }
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35 st->swRxDTXState = CNINTPER - 1;
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36 st->is_homed = 1;
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37 }