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comparison hrutil/hex2dec.c @ 565:ec146b5b9c91

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hrutil: new program gsmhr-hex2dec
author Mychaela Falconia <falcon@freecalypso.org>
date Wed, 12 Feb 2025 01:12:22 +0000
parents hrutil/tw5b-dump.c@707d6f7a54dc
children
comparison
equal deleted inserted replaced
564:30c57cf6e87d 565:ec146b5b9c91
1 /*
2 * This program reads a TW-TS-005 Annex B hexadecimal file and converts it
3 * to ETSI *.dec GSM-HR decoder input format.
4 */
5
6 #include <stdio.h>
7 #include <stdint.h>
8 #include <stdlib.h>
9 #include <string.h>
10 #include <strings.h>
11 #include <unistd.h>
12 #include "../libgsmhr1/tw_gsmhr.h"
13 #include "../libtest/tw5reader.h"
14
15 main(argc, argv)
16 char **argv;
17 {
18 char *infname, *outfname;
19 FILE *inf, *outf;
20 int opt, rc, allow_bfi_nodata = 0;
21 unsigned lineno;
22 uint8_t frame[TWTS005_MAX_FRAME];
23 unsigned frame_len;
24 int16_t params[GSMHR_NUM_PARAMS_DEC];
25 extern int optind;
26
27 while ((opt = getopt(argc, argv, "f")) != EOF) {
28 switch (opt) {
29 case 'f':
30 allow_bfi_nodata = 1;
31 continue;
32 default:
33 usage:
34 fprintf(stderr, "usage: %s [-f] input.hex output.dec\n",
35 argv[0]);
36 exit(1);
37 }
38 }
39 if (argc != optind + 2)
40 goto usage;
41 infname = argv[optind];
42 outfname = argv[optind+1];
43
44 inf = fopen(infname, "r");
45 if (!inf) {
46 perror(infname);
47 exit(1);
48 }
49 outf = fopen(outfname, "w");
50 if (!outf) {
51 perror(outfname);
52 exit(1);
53 }
54
55 lineno = 0;
56 for (;;) {
57 rc = twts005_read_frame(inf, &lineno, frame, &frame_len);
58 if (rc < 0) {
59 fprintf(stderr, "%s line %u: not valid TW-TS-005\n",
60 infname, lineno);
61 exit(1);
62 }
63 if (!rc)
64 break;
65 rc = gsmhr_rtp_in_direct(frame, frame_len, params);
66 if (rc < 0) {
67 fprintf(stderr,
68 "%s line %u: not a valid GSM-HR frame\n",
69 infname, lineno);
70 exit(1);
71 }
72 if (params[18] == 2 && !allow_bfi_nodata) {
73 fprintf(stderr, "%s line %u: BFI-no-data not allowed\n",
74 infname, lineno);
75 exit(1);
76 }
77 fwrite(params, 2, GSMHR_NUM_PARAMS_DEC, outf);
78 }
79 exit(0);
80 }