FreeCalypso > hg > gsm-codec-lib

annotate hrutil/hex2dec.c @ 567:2fcb6b27ee9b

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hrutil: new program gsmhr-rpf2hex
author Mychaela Falconia <falcon@freecalypso.org>
date Wed, 12 Feb 2025 02:32:21 +0000
parents ec146b5b9c91
children
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1 /*
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2 * This program reads a TW-TS-005 Annex B hexadecimal file and converts it
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3 * to ETSI *.dec GSM-HR decoder input format.
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4 */
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5
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6 #include <stdio.h>
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7 #include <stdint.h>
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8 #include <stdlib.h>
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9 #include <string.h>
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10 #include <strings.h>
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11 #include <unistd.h>
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12 #include "../libgsmhr1/tw_gsmhr.h"
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13 #include "../libtest/tw5reader.h"
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14
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15 main(argc, argv)
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16 char **argv;
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17 {
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18 char *infname, *outfname;
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19 FILE *inf, *outf;
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20 int opt, rc, allow_bfi_nodata = 0;
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21 unsigned lineno;
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22 uint8_t frame[TWTS005_MAX_FRAME];
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23 unsigned frame_len;
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24 int16_t params[GSMHR_NUM_PARAMS_DEC];
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25 extern int optind;
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26
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27 while ((opt = getopt(argc, argv, "f")) != EOF) {
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28 switch (opt) {
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29 case 'f':
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30 allow_bfi_nodata = 1;
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31 continue;
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32 default:
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33 usage:
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34 fprintf(stderr, "usage: %s [-f] input.hex output.dec\n",
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35 argv[0]);
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36 exit(1);
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37 }
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38 }
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39 if (argc != optind + 2)
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40 goto usage;
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41 infname = argv[optind];
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42 outfname = argv[optind+1];
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43
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44 inf = fopen(infname, "r");
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45 if (!inf) {
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46 perror(infname);
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47 exit(1);
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48 }
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49 outf = fopen(outfname, "w");
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50 if (!outf) {
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51 perror(outfname);
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52 exit(1);
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53 }
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54
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55 lineno = 0;
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56 for (;;) {
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57 rc = twts005_read_frame(inf, &lineno, frame, &frame_len);
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58 if (rc < 0) {
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59 fprintf(stderr, "%s line %u: not valid TW-TS-005\n",
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60 infname, lineno);
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61 exit(1);
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62 }
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63 if (!rc)
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64 break;
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65 rc = gsmhr_rtp_in_direct(frame, frame_len, params);
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66 if (rc < 0) {
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67 fprintf(stderr,
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68 "%s line %u: not a valid GSM-HR frame\n",
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69 infname, lineno);
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70 exit(1);
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71 }
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72 if (params[18] == 2 && !allow_bfi_nodata) {
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73 fprintf(stderr, "%s line %u: BFI-no-data not allowed\n",
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74 infname, lineno);
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75 exit(1);
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76 }
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77 fwrite(params, 2, GSMHR_NUM_PARAMS_DEC, outf);
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78 }
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79 exit(0);
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80 }