annotate amrdiff/amrdiff.c @ 44:0b1c4960e5e9

top Makefile: add efr-sid
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 09 Jun 2024 06:00:43 +0000
parents b55451463161
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
1 /*
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
2 * This program reads two ETSI/3GPP test sequence files, one from
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
3 * the AMR set of 3GPP TS 26.074 and the other from the "EFR2" set of
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
4 * amr122_efr.zip, and performs a diff between them.
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
5 */
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
6
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
7 #include <stdio.h>
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
8 #include <stdint.h>
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
9 #include <stdlib.h>
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
10 #include <string.h>
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
11 #include <strings.h>
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
12 #include "etsi.h"
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
13 #include "amr_defs.h"
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
14
6
b55451463161 amrdiff: recognize DHF transform
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
15 const uint8_t amr122_dhf_bits[244] = {
b55451463161 amrdiff: recognize DHF transform
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
16 0,0,0,0,1,0,0,0,0,1,0,1,0,1,0,0,1,1,0,1,1,0,1,1,1,0,0,1,0,1,1,0,1,0,1,0,1,0,1,0,
b55451463161 amrdiff: recognize DHF transform
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
17 1,0,1,0,1,1,0,1,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
b55451463161 amrdiff: recognize DHF transform
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
18 0,0,0,0,0,0,0,0,0,0,0,1,1,0,1,1,0,1,0,1,1,0,0,0,0,1,1,1,1,1,1,1,0,1,1,0,0,1,1,0,
b55451463161 amrdiff: recognize DHF transform
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
19 1,0,0,0,0,0,1,1,0,1,1,1,1,0,0,1,0,1,0,0,0,0,0,0,1,0,0,1,0,0,0,0,0,0,0,0,0,1,0,0,
b55451463161 amrdiff: recognize DHF transform
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
20 0,0,0,1,0,1,0,1,1,0,0,0,0,1,0,1,0,1,0,0,1,1,1,1,0,0,0,1,0,0,0,0,1,1,1,1,0,1,1,0,
b55451463161 amrdiff: recognize DHF transform
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
21 1,0,1,1,0,0,0,0,0,0,1,0,0,1,0,0,0,0,0,0,0,0,1,1,1,1,0,0,0,1,1,1,1,1,1,0,1,0,1,0,
b55451463161 amrdiff: recognize DHF transform
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
22 0,0,0,0
b55451463161 amrdiff: recognize DHF transform
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
23 };
b55451463161 amrdiff: recognize DHF transform
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
24
b55451463161 amrdiff: recognize DHF transform
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
25 const uint8_t efr_dhf_bits[244] = {
b55451463161 amrdiff: recognize DHF transform
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
26 0,0,0,0,1,0,0,0,0,1,0,1,1,1,1,0,1,0,1,1,0,1,0,0,1,0,0,1,0,0,0,0,1,1,1,1,1,0,1,0,
b55451463161 amrdiff: recognize DHF transform
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
27 1,0,1,0,1,1,0,1,0,1,1,0,0,0,0,0,0,0,1,1,1,1,1,0,0,0,1,1,1,0,1,0,0,0,0,1,1,0,0,0,
b55451463161 amrdiff: recognize DHF transform
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
28 0,1,1,0,0,0,0,0,0,1,1,1,1,0,1,1,0,0,0,0,1,1,0,0,0,1,0,0,0,0,1,0,1,1,0,0,0,0,0,0,
b55451463161 amrdiff: recognize DHF transform
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
29 1,0,0,0,0,0,0,0,0,1,0,0,1,0,0,0,0,0,0,0,0,1,0,1,0,1,0,1,1,0,0,0,0,0,0,0,0,0,0,0,
b55451463161 amrdiff: recognize DHF transform
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
30 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,0,1,1,0,
b55451463161 amrdiff: recognize DHF transform
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
31 1,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
b55451463161 amrdiff: recognize DHF transform
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
32 0,0,0,0,
b55451463161 amrdiff: recognize DHF transform
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
33 };
b55451463161 amrdiff: recognize DHF transform
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
34
0
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
35 main(argc, argv)
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
36 char **argv;
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
37 {
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
38 char *amr_filename, *efr_filename;
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
39 int amr_be, efr_be;
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
40 FILE *inf_amr, *inf_efr;
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
41 unsigned frame_no;
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
42 uint8_t amr_bits[COD_FORMAT_NWORDS], efr_bits[ETSI_ENC_NWORDS];
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
43 int rc_amr, rc_efr, amr_sp, efr_sp;
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
44
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
45 if (argc != 5) {
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
46 usage: fprintf(stderr,
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
47 "usage: %s amr-cod-file be|le efr-cod-file be|le\n",
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
48 argv[0]);
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
49 exit(1);
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
50 }
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
51 amr_filename = argv[1];
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
52 if (!strcmp(argv[2], "be"))
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
53 amr_be = 1;
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
54 else if (!strcmp(argv[2], "le"))
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
55 amr_be = 0;
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
56 else
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
57 goto usage;
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
58 efr_filename = argv[3];
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
59 if (!strcmp(argv[4], "be"))
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
60 efr_be = 1;
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
61 else if (!strcmp(argv[4], "le"))
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
62 efr_be = 0;
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
63 else
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
64 goto usage;
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
65 inf_amr = fopen(amr_filename, "r");
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
66 if (!inf_amr) {
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
67 perror(amr_filename);
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
68 exit(1);
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
69 }
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
70 inf_efr = fopen(efr_filename, "r");
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
71 if (!inf_efr) {
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
72 perror(efr_filename);
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
73 exit(1);
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
74 }
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
75 for (frame_no = 0; ; frame_no++) {
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
76 rc_amr = read_etsi_bits(inf_amr, amr_be, amr_bits,
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
77 COD_FORMAT_NWORDS, amr_filename);
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
78 rc_efr = read_etsi_bits(inf_efr, efr_be, efr_bits,
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
79 ETSI_ENC_NWORDS, efr_filename);
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
80 if (!rc_amr && !rc_efr)
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
81 break;
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
82 if (!rc_amr) {
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
83 printf("EFR file %s is longer than AMR file %s\n",
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
84 efr_filename, amr_filename);
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
85 exit(0);
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
86 }
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
87 if (!rc_efr) {
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
88 printf("AMR file %s is longer than EFR file %s\n",
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
89 amr_filename, efr_filename);
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
90 exit(0);
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
91 }
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
92 /* grok AMR frame type */
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
93 switch (amr_bits[0]) {
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
94 case TX_SPEECH_GOOD:
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
95 if (amr_bits[245] != MR122) {
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
96 fprintf(stderr,
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
97 "error: %s frame #%u is not MR122\n",
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
98 amr_filename, frame_no);
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
99 exit(1);
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
100 }
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
101 amr_sp = 1;
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
102 break;
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
103 case TX_SID_FIRST:
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
104 case TX_SID_UPDATE:
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
105 case TX_NO_DATA:
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
106 amr_sp = 0;
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
107 break;
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
108 default:
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
109 fprintf(stderr,
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
110 "error: %s frame #%u has unknown type %u\n",
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
111 amr_filename, frame_no, amr_bits[0]);
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
112 exit(1);
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
113 }
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
114 efr_sp = efr_bits[245];
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
115 if (!amr_sp && !efr_sp)
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
116 continue;
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
117 if (!amr_sp || !efr_sp) {
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
118 printf("frame #%u: AMR SP %d != EFR SP %d\n", frame_no,
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
119 amr_sp, efr_sp);
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
120 continue;
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
121 }
6
b55451463161 amrdiff: recognize DHF transform
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
122 if (!bcmp(amr_bits+1, efr_bits, 244))
b55451463161 amrdiff: recognize DHF transform
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
123 continue;
b55451463161 amrdiff: recognize DHF transform
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
124 if (!bcmp(amr_bits+1, amr122_dhf_bits, 244) &&
b55451463161 amrdiff: recognize DHF transform
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
125 !bcmp(efr_bits, efr_dhf_bits, 244))
b55451463161 amrdiff: recognize DHF transform
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
126 printf("frame #%u: DHF transform\n", frame_no);
b55451463161 amrdiff: recognize DHF transform
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
127 else
0
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
128 printf("frame #%u: bits differ\n", frame_no);
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
129 }
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
130 exit(0);
a03c87a2abc6 amrdiff program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
131 }