FreeCalypso > hg > gsm-codec-lib

annotate frtest/hand-test.c @ 141:c1dc094f0821

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
pcm16-raw2wav utility written
author Mychaela Falconia <falcon@freecalypso.org>
date Wed, 14 Dec 2022 06:19:03 +0000
parents d21c68b8f16c
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
29
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
1 /*
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
2 * This program is a debug aid that allows a developer to hand-craft input
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
3 * to the GSM 06.10 decoder (libgsm) and see what output magnitude it results
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
4 * in, in the style of gsmfr-max-out. This program reads input from an
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
5 * ASCII text file in the same format as gsmrec-dump, performs gsm_implode()
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
6 * and gsm_decode() operations and reports maximum output magnitude for
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
7 * each processed frame.
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
8 */
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
9
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
10 #include <ctype.h>
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
11 #include <stdio.h>
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
12 #include <stdint.h>
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
13 #include <stdlib.h>
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
14 #include <string.h>
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
15 #include <strings.h>
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
16 #include <gsm.h>
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
17
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
18 static char *infname;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
19 static FILE *inf;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
20 static char linebuf[256];
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
21 static int lineno;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
22
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
23 static
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
24 get_line()
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
25 {
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
26 if (!fgets(linebuf, sizeof linebuf, inf))
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
27 return 0;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
28 lineno++;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
29 if (!index(linebuf, '\n')) {
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
30 fprintf(stderr, "%s line %d: too long or missing newline\n",
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
31 infname, lineno);
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
32 exit(1);
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
33 }
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
34 return 1;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
35 }
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
36
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
37 static
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
38 read_lar_params(params)
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
39 gsm_signal *params;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
40 {
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
41 char *cp;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
42 unsigned n;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
43
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
44 for (;;) {
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
45 if (!get_line())
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
46 return 0;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
47 for (cp = linebuf; isspace(*cp); cp++)
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
48 ;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
49 if (*cp)
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
50 break;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
51 }
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
52 if (*cp == '#') {
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
53 cp++;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
54 if (!isdigit(*cp)) {
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
55 inv_syntax: fprintf(stderr,
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
56 "%s line %d: invalid syntax (expected LAR)\n",
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
57 infname, lineno);
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
58 exit(1);
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
59 }
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
60 while (isdigit(*cp))
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
61 cp++;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
62 if (*cp++ != ':')
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
63 goto inv_syntax;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
64 while (isspace(*cp))
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
65 cp++;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
66 }
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
67 if (cp[0] != 'F' || cp[1] != 'R' || !isspace(cp[2]))
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
68 goto inv_syntax;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
69 cp += 3;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
70 for (n = 0; n < 8; n++) {
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
71 while (isspace(*cp))
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
72 cp++;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
73 if (!isdigit(*cp))
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
74 goto inv_syntax;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
75 params[n] = strtoul(cp, &cp, 10);
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
76 if (!isspace(*cp))
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
77 goto inv_syntax;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
78 }
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
79 fputs(linebuf, stdout);
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
80 return 1;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
81 }
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
82
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
83 static void
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
84 read_subframe_params(params)
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
85 gsm_signal *params;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
86 {
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
87 char *cp;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
88 unsigned n;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
89
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
90 for (;;) {
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
91 if (!get_line()) {
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
92 fprintf(stderr,
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
93 "%s bad: EOF in the middle of a frame\n",
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
94 infname);
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
95 exit(1);
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
96 }
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
97 for (cp = linebuf; isspace(*cp); cp++)
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
98 ;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
99 if (*cp)
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
100 break;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
101 }
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
102 for (n = 0; n < 17; n++) {
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
103 while (isspace(*cp))
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
104 cp++;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
105 if (!isdigit(*cp)) {
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
106 inv_syntax: fprintf(stderr,
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
107 "%s line %d: invalid syntax (expected subframe)\n",
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
108 infname, lineno);
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
109 exit(1);
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
110 }
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
111 params[n] = strtoul(cp, &cp, 10);
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
112 if (!isspace(*cp))
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
113 goto inv_syntax;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
114 }
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
115 fputs(linebuf, stdout);
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
116 }
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
117
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
118 static
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
119 read_frame(params)
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
120 gsm_signal *params;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
121 {
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
122 int rc;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
123 unsigned n, idx;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
124
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
125 rc = read_lar_params(params);
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
126 if (!rc)
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
127 return 0;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
128 idx = 8;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
129 for (n = 0; n < 4; n++) {
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
130 read_subframe_params(params + idx);
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
131 idx += 17;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
132 }
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
133 return 1;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
134 }
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
135
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
136 main(argc, argv)
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
137 char **argv;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
138 {
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
139 gsm dec_state;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
140 gsm_signal params[76];
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
141 uint8_t frame[33];
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
142 int16_t pcm[160];
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
143 int rc, i;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
144 unsigned samp_abs, samp_max;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
145
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
146 if (argc != 2) {
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
147 fprintf(stderr, "usage: %s input-file\n", argv[0]);
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
148 exit(1);
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
149 }
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
150 infname = argv[1];
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
151 inf = fopen(infname, "r");
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
152 if (!inf) {
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
153 perror(infname);
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
154 exit(1);
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
155 }
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
156 dec_state = gsm_create();
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
157 if (!dec_state) {
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
158 fprintf(stderr, "gsm_create() failed!\n");
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
159 exit(1);
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
160 }
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
161 for (;;) {
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
162 rc = read_frame(params);
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
163 if (!rc)
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
164 break;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
165 gsm_implode(dec_state, params, frame);
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
166 gsm_decode(dec_state, frame, pcm);
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
167 samp_max = 0;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
168 for (i = 0; i < 160; i++) {
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
169 if (pcm[i] >= 0)
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
170 samp_abs = pcm[i];
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
171 else
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
172 samp_abs = -pcm[i];
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
173 if (samp_abs > samp_max)
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
174 samp_max = samp_abs;
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
175 }
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
176 printf(" MAX=%u\n", samp_max);
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
177 }
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
178 exit(0);
d21c68b8f16c gsmfr-hand-test: yet another debug aid
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
179 }