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annotate hrutil/encode-r.c @ 629:32cc4b709e0e

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hrutil: new program gsmhr-encode-r
author Mychaela Falconia <falcon@freecalypso.org>
date Thu, 12 Mar 2026 05:59:37 +0000
parents hrutil/encode.c@c53ce88d67a7
children
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1 /*
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2 * This file is the main module for gsmhr-encode-r utility. This utility
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3 * is intended to serve as the "precision" speech encoder for GSM-HR,
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4 * reading speech input in robe format and emitting GSM-HR output in
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5 * TW-TS-005 Annex B hex format.
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6 */
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7
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8 #include <stdio.h>
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9 #include <stdint.h>
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10 #include <stdlib.h>
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11 #include <string.h>
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12 #include <strings.h>
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13 #include <unistd.h>
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14 #include "../libgsmhr1/tw_gsmhr.h"
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15 #include "../libtest/roberead.h"
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16
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17 main(argc, argv)
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18 char **argv;
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19 {
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20 char *infname, *outfname;
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21 FILE *inf, *outf;
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22 struct gsmhr_encoder_state *state;
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23 int16_t pcm[160];
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24 int16_t prm_out[GSMHR_NUM_PARAMS_ENC];
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25 int opt, rc, dtx = 0, emit_5993 = 0;
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26 extern int optind;
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27
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28 while ((opt = getopt(argc, argv, "dx")) != EOF) {
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29 switch (opt) {
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30 case 'd':
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31 dtx = 1;
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32 continue;
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33 case 'x':
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34 emit_5993 = 1;
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35 continue;
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36 default:
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37 usage:
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38 fprintf(stderr,
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39 "usage: %s [-d] [-x] input.robe output.hex\n",
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40 argv[0]);
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41 exit(1);
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42 }
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43 }
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44 if (argc != optind + 2)
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45 goto usage;
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46 infname = argv[optind];
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47 outfname = argv[optind+1];
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48
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49 inf = fopen(infname, "r");
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50 if (!inf) {
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51 perror(infname);
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52 exit(1);
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53 }
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54 outf = fopen(outfname, "w");
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55 if (!outf) {
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56 perror(outfname);
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57 exit(1);
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58 }
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59 state = gsmhr_encoder_create(dtx);
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60 if (!state) {
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61 perror("gsmhr_encoder_create()");
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62 exit(1);
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63 }
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64 for (;;) {
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65 rc = robe_get_pcm_block(inf, pcm);
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66 if (!rc)
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67 break;
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68 gsmhr_encode_frame(state, pcm, prm_out);
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69 emit_cod_to_tw5b(outf, prm_out, emit_5993);
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70 }
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71 fclose(outf);
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72 exit(0);
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73 }