annotate miscutil/tw5a-to-gsmx.c @ 554:b66fb6be73c3

CHANGES: list those planned for inclusion in gsm-codec-lib-r4
author Mychaela Falconia <falcon@freecalypso.org>
date Mon, 07 Oct 2024 18:21:32 +0000
parents ddb2b00d582b
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
23
baadb1cb744d new debug utility gsmrec-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
1 /*
524
ddb2b00d582b miscutil: new program tw5a-to-gsmx
Mychaela Falconia <falcon@freecalypso.org>
parents: 523
diff changeset
2 * This program converts FR/EFR speech recordings from TW-TS-005 Annex A
ddb2b00d582b miscutil: new program tw5a-to-gsmx
Mychaela Falconia <falcon@freecalypso.org>
parents: 523
diff changeset
3 * hexadecimal format into our older gsmx binary format.
23
baadb1cb744d new debug utility gsmrec-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
4 */
baadb1cb744d new debug utility gsmrec-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
5
baadb1cb744d new debug utility gsmrec-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
6 #include <stdio.h>
baadb1cb744d new debug utility gsmrec-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
7 #include <stdint.h>
baadb1cb744d new debug utility gsmrec-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
8 #include <stdlib.h>
471
b5f8ea41362b gsmrec-dump: report DHF matches
Mychaela Falconia <falcon@freecalypso.org>
parents: 293
diff changeset
9 #include <string.h>
b5f8ea41362b gsmrec-dump: report DHF matches
Mychaela Falconia <falcon@freecalypso.org>
parents: 293
diff changeset
10 #include <strings.h>
281
3816ba89a5a0 gsmrec-dump: use libgsmfr2 instead of old libgsm
Mychaela Falconia <falcon@freecalypso.org>
parents: 128
diff changeset
11 #include "../libgsmfr2/tw_gsmfr.h"
46
edd2e20e7090 gsmrec-dump: decode EFR frames
Mychaela Falconia <falcon@freecalypso.org>
parents: 23
diff changeset
12 #include "../libgsmefr/gsm_efr.h"
523
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
13 #include "../libtest/tw5reader.h"
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
14
23
baadb1cb744d new debug utility gsmrec-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
15 main(argc, argv)
baadb1cb744d new debug utility gsmrec-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
16 char **argv;
baadb1cb744d new debug utility gsmrec-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
17 {
524
ddb2b00d582b miscutil: new program tw5a-to-gsmx
Mychaela Falconia <falcon@freecalypso.org>
parents: 523
diff changeset
18 FILE *hexf, *outf;
523
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
19 unsigned lineno;
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
20 uint8_t frame[TWTS005_MAX_FRAME];
524
ddb2b00d582b miscutil: new program tw5a-to-gsmx
Mychaela Falconia <falcon@freecalypso.org>
parents: 523
diff changeset
21 unsigned frame_len;
523
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
22 int rc;
23
baadb1cb744d new debug utility gsmrec-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
23
524
ddb2b00d582b miscutil: new program tw5a-to-gsmx
Mychaela Falconia <falcon@freecalypso.org>
parents: 523
diff changeset
24 if (argc != 3) {
ddb2b00d582b miscutil: new program tw5a-to-gsmx
Mychaela Falconia <falcon@freecalypso.org>
parents: 523
diff changeset
25 fprintf(stderr, "usage: %s input.hex output.gsmx\n", argv[0]);
23
baadb1cb744d new debug utility gsmrec-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
26 exit(1);
baadb1cb744d new debug utility gsmrec-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
27 }
523
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
28 hexf = fopen(argv[1], "r");
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
29 if (!hexf) {
23
baadb1cb744d new debug utility gsmrec-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
30 perror(argv[1]);
baadb1cb744d new debug utility gsmrec-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
31 exit(1);
baadb1cb744d new debug utility gsmrec-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
32 }
523
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
33 lineno = 0;
524
ddb2b00d582b miscutil: new program tw5a-to-gsmx
Mychaela Falconia <falcon@freecalypso.org>
parents: 523
diff changeset
34 outf = fopen(argv[2], "w");
ddb2b00d582b miscutil: new program tw5a-to-gsmx
Mychaela Falconia <falcon@freecalypso.org>
parents: 523
diff changeset
35 if (!outf) {
ddb2b00d582b miscutil: new program tw5a-to-gsmx
Mychaela Falconia <falcon@freecalypso.org>
parents: 523
diff changeset
36 perror(argv[2]);
ddb2b00d582b miscutil: new program tw5a-to-gsmx
Mychaela Falconia <falcon@freecalypso.org>
parents: 523
diff changeset
37 exit(1);
ddb2b00d582b miscutil: new program tw5a-to-gsmx
Mychaela Falconia <falcon@freecalypso.org>
parents: 523
diff changeset
38 }
523
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
39 for (;;) {
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
40 rc = twts005_read_frame(hexf, &lineno, frame, &frame_len);
23
baadb1cb744d new debug utility gsmrec-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
41 if (rc < 0) {
523
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
42 fprintf(stderr, "%s line %u: not valid TW-TS-005\n",
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
43 argv[1], lineno);
23
baadb1cb744d new debug utility gsmrec-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
44 exit(1);
baadb1cb744d new debug utility gsmrec-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
45 }
baadb1cb744d new debug utility gsmrec-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
46 if (!rc)
baadb1cb744d new debug utility gsmrec-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
47 break;
523
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
48 switch (frame_len) {
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
49 case 0:
524
ddb2b00d582b miscutil: new program tw5a-to-gsmx
Mychaela Falconia <falcon@freecalypso.org>
parents: 523
diff changeset
50 putc(0xBF, outf);
ddb2b00d582b miscutil: new program tw5a-to-gsmx
Mychaela Falconia <falcon@freecalypso.org>
parents: 523
diff changeset
51 putc(0, outf);
523
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
52 break;
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
53 case 1:
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
54 if ((frame[0] & 0xF6) != 0xE6)
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
55 goto invalid;
524
ddb2b00d582b miscutil: new program tw5a-to-gsmx
Mychaela Falconia <falcon@freecalypso.org>
parents: 523
diff changeset
56 putc(0xBF, outf);
ddb2b00d582b miscutil: new program tw5a-to-gsmx
Mychaela Falconia <falcon@freecalypso.org>
parents: 523
diff changeset
57 putc(frame[0] & 1, outf);
523
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
58 break;
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
59 case GSMFR_RTP_FRAME_LEN:
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
60 if ((frame[0] & 0xF0) != 0xD0)
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
61 goto invalid;
524
ddb2b00d582b miscutil: new program tw5a-to-gsmx
Mychaela Falconia <falcon@freecalypso.org>
parents: 523
diff changeset
62 fwrite(frame, 1, GSMFR_RTP_FRAME_LEN, outf);
23
baadb1cb744d new debug utility gsmrec-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
63 break;
523
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
64 case GSMFR_RTP_FRAME_LEN+1:
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
65 if ((frame[0] & 0xF4) != 0xE0)
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
66 goto invalid;
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
67 if ((frame[1] & 0xF0) != 0xD0)
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
68 goto invalid;
524
ddb2b00d582b miscutil: new program tw5a-to-gsmx
Mychaela Falconia <falcon@freecalypso.org>
parents: 523
diff changeset
69 if (frame[0] & 0x02) {
ddb2b00d582b miscutil: new program tw5a-to-gsmx
Mychaela Falconia <falcon@freecalypso.org>
parents: 523
diff changeset
70 putc(0xBF, outf);
ddb2b00d582b miscutil: new program tw5a-to-gsmx
Mychaela Falconia <falcon@freecalypso.org>
parents: 523
diff changeset
71 putc(frame[0] & 1, outf);
ddb2b00d582b miscutil: new program tw5a-to-gsmx
Mychaela Falconia <falcon@freecalypso.org>
parents: 523
diff changeset
72 } else
ddb2b00d582b miscutil: new program tw5a-to-gsmx
Mychaela Falconia <falcon@freecalypso.org>
parents: 523
diff changeset
73 fwrite(frame + 1, 1, GSMFR_RTP_FRAME_LEN, outf);
523
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
74 break;
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
75 case EFR_RTP_FRAME_LEN:
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
76 if ((frame[0] & 0xF0) != 0xC0)
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
77 goto invalid;
524
ddb2b00d582b miscutil: new program tw5a-to-gsmx
Mychaela Falconia <falcon@freecalypso.org>
parents: 523
diff changeset
78 fwrite(frame, 1, EFR_RTP_FRAME_LEN, outf);
23
baadb1cb744d new debug utility gsmrec-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
79 break;
523
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
80 case EFR_RTP_FRAME_LEN+1:
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
81 if ((frame[0] & 0xF4) != 0xE0)
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
82 goto invalid;
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
83 if ((frame[1] & 0xF0) != 0xC0)
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
84 goto invalid;
524
ddb2b00d582b miscutil: new program tw5a-to-gsmx
Mychaela Falconia <falcon@freecalypso.org>
parents: 523
diff changeset
85 if (frame[0] & 0x02) {
ddb2b00d582b miscutil: new program tw5a-to-gsmx
Mychaela Falconia <falcon@freecalypso.org>
parents: 523
diff changeset
86 putc(0xBF, outf);
ddb2b00d582b miscutil: new program tw5a-to-gsmx
Mychaela Falconia <falcon@freecalypso.org>
parents: 523
diff changeset
87 putc(frame[0] & 1, outf);
ddb2b00d582b miscutil: new program tw5a-to-gsmx
Mychaela Falconia <falcon@freecalypso.org>
parents: 523
diff changeset
88 } else
ddb2b00d582b miscutil: new program tw5a-to-gsmx
Mychaela Falconia <falcon@freecalypso.org>
parents: 523
diff changeset
89 fwrite(frame + 1, 1, EFR_RTP_FRAME_LEN, outf);
23
baadb1cb744d new debug utility gsmrec-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
90 break;
523
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
91 default:
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
92 invalid:
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
93 fprintf(stderr,
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
94 "%s line %u: not a valid FR or EFR frame\n",
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
95 argv[1], lineno);
86d4ec69b36c miscutil: new program tw5a-dump
Mychaela Falconia <falcon@freecalypso.org>
parents: 471
diff changeset
96 exit(1);
23
baadb1cb744d new debug utility gsmrec-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
97 }
baadb1cb744d new debug utility gsmrec-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
98 }
baadb1cb744d new debug utility gsmrec-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
99 exit(0);
baadb1cb744d new debug utility gsmrec-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
100 }