FreeCalypso > hg > gsm-codec-lib

annotate amrconv/cod-parse.c @ 536:a3300483ae74

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
doc/FR1-library-API: document return value from gsmfr_tfo_xfrm_*
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 21 Sep 2024 20:48:58 +0000
parents 0beafaa0623f
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
115
5a63294fa321 gsmefr-cod-parse test program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
1 /*
211
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
2 * This program reads an ETSI/3GPP AMR *.cod file and parses it into
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
3 * a human-readable form.
115
5a63294fa321 gsmefr-cod-parse test program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
4 */
5a63294fa321 gsmefr-cod-parse test program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
5
5a63294fa321 gsmefr-cod-parse test program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
6 #include <stdio.h>
5a63294fa321 gsmefr-cod-parse test program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
7 #include <stdint.h>
5a63294fa321 gsmefr-cod-parse test program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
8 #include <stdlib.h>
5a63294fa321 gsmefr-cod-parse test program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
9 #include <string.h>
5a63294fa321 gsmefr-cod-parse test program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
10 #include <strings.h>
211
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
11 #include "amr_defs.h"
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
12
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
13 extern char *amr_mode_names[16];
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
14 extern unsigned amr_bit_lengths[9];
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
15
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
16 static char *type_names[4] = {
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
17 "Speech",
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
18 "SID_FIRST",
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
19 "SID_UPDATE",
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
20 "NO_DATA"
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
21 };
115
5a63294fa321 gsmefr-cod-parse test program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
22
5a63294fa321 gsmefr-cod-parse test program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
23 main(argc, argv)
5a63294fa321 gsmefr-cod-parse test program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
24 char **argv;
5a63294fa321 gsmefr-cod-parse test program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
25 {
148
bbe5669f0f29 gsmefr-cod-parse: add BE support
Mychaela Falconia <falcon@freecalypso.org>
parents: 147
diff changeset
26 char *infname;
115
5a63294fa321 gsmefr-cod-parse test program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
27 FILE *inf;
148
bbe5669f0f29 gsmefr-cod-parse: add BE support
Mychaela Falconia <falcon@freecalypso.org>
parents: 147
diff changeset
28 int big_endian;
211
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
29 unsigned frame_no, type, mode;
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
30 uint8_t input_bits[COD_FORMAT_NWORDS];
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
31 uint16_t params[MAX_PRM_SIZE];
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
32 int rc;
115
5a63294fa321 gsmefr-cod-parse test program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
33
148
bbe5669f0f29 gsmefr-cod-parse: add BE support
Mychaela Falconia <falcon@freecalypso.org>
parents: 147
diff changeset
34 if (argc == 2 && argv[1][0] != '-') {
bbe5669f0f29 gsmefr-cod-parse: add BE support
Mychaela Falconia <falcon@freecalypso.org>
parents: 147
diff changeset
35 big_endian = 0;
bbe5669f0f29 gsmefr-cod-parse: add BE support
Mychaela Falconia <falcon@freecalypso.org>
parents: 147
diff changeset
36 infname = argv[1];
bbe5669f0f29 gsmefr-cod-parse: add BE support
Mychaela Falconia <falcon@freecalypso.org>
parents: 147
diff changeset
37 } else if (argc == 3 && !strcmp(argv[1], "-b")) {
bbe5669f0f29 gsmefr-cod-parse: add BE support
Mychaela Falconia <falcon@freecalypso.org>
parents: 147
diff changeset
38 big_endian = 1;
bbe5669f0f29 gsmefr-cod-parse: add BE support
Mychaela Falconia <falcon@freecalypso.org>
parents: 147
diff changeset
39 infname = argv[2];
bbe5669f0f29 gsmefr-cod-parse: add BE support
Mychaela Falconia <falcon@freecalypso.org>
parents: 147
diff changeset
40 } else {
bbe5669f0f29 gsmefr-cod-parse: add BE support
Mychaela Falconia <falcon@freecalypso.org>
parents: 147
diff changeset
41 fprintf(stderr, "usage: %s [-b] file.cod\n", argv[0]);
115
5a63294fa321 gsmefr-cod-parse test program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
42 exit(1);
5a63294fa321 gsmefr-cod-parse test program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
43 }
148
bbe5669f0f29 gsmefr-cod-parse: add BE support
Mychaela Falconia <falcon@freecalypso.org>
parents: 147
diff changeset
44 inf = fopen(infname, "r");
115
5a63294fa321 gsmefr-cod-parse test program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
45 if (!inf) {
148
bbe5669f0f29 gsmefr-cod-parse: add BE support
Mychaela Falconia <falcon@freecalypso.org>
parents: 147
diff changeset
46 perror(infname);
115
5a63294fa321 gsmefr-cod-parse test program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
47 exit(1);
5a63294fa321 gsmefr-cod-parse test program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
48 }
5a63294fa321 gsmefr-cod-parse test program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
49 for (frame_no = 0; ; frame_no++) {
211
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
50 rc = read_cod_bits(inf, big_endian, input_bits, infname);
115
5a63294fa321 gsmefr-cod-parse test program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
51 if (!rc)
5a63294fa321 gsmefr-cod-parse test program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
52 break;
211
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
53 type = input_bits[0];
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
54 mode = input_bits[245];
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
55 printf("#%u: Type=%u Mode=%u", frame_no, type, mode);
212
0beafaa0623f amr-cod-parse: handle Mode=-1 in NO_DATA frames
Mychaela Falconia <falcon@freecalypso.org>
parents: 211
diff changeset
56 if (type == TX_NO_DATA) {
0beafaa0623f amr-cod-parse: handle Mode=-1 in NO_DATA frames
Mychaela Falconia <falcon@freecalypso.org>
parents: 211
diff changeset
57 printf(" (NO_DATA)\n");
0beafaa0623f amr-cod-parse: handle Mode=-1 in NO_DATA frames
Mychaela Falconia <falcon@freecalypso.org>
parents: 211
diff changeset
58 continue;
0beafaa0623f amr-cod-parse: handle Mode=-1 in NO_DATA frames
Mychaela Falconia <falcon@freecalypso.org>
parents: 211
diff changeset
59 }
211
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
60 if (type > TX_NO_DATA || mode > MR122) {
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
61 printf(" (unsupported)\n");
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
62 continue;
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
63 }
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
64 printf(" (%s %s)\n", amr_mode_names[mode], type_names[type]);
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
65 switch (type) {
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
66 case TX_SPEECH_GOOD:
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
67 preen_frame_bits(input_bits+1, amr_bit_lengths[mode],
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
68 infname, frame_no);
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
69 reassemble_amr_params(input_bits+1, params, mode);
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
70 dump_amr_params(params, mode);
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
71 break;
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
72 case TX_SID_FIRST:
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
73 case TX_SID_UPDATE:
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
74 preen_frame_bits(input_bits+1, AMR_NBITS_SID, infname,
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
75 frame_no);
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
76 reassemble_amr_params(input_bits+1, params, MRDTX);
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
77 dump_amr_params(params, MRDTX);
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
78 break;
115
5a63294fa321 gsmefr-cod-parse test program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
79 }
5a63294fa321 gsmefr-cod-parse test program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
80 }
211
78d1a6513393 amrconv: new program amr-cod-parse
Mychaela Falconia <falcon@freecalypso.org>
parents: 148
diff changeset
81 exit(0);
115
5a63294fa321 gsmefr-cod-parse test program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
82 }