FreeCalypso > hg > gsm-codec-lib

annotate miscutil/wav2raw.c @ 540:5595293e4f29

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
gsmx-to-tw5a utility: use emit_hex_frame() in libtest
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 22 Sep 2024 00:36:35 +0000
parents 578fdedf4327
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
142
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
1 /*
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
2 * This program reads a 16-bit linear PCM speech recording in WAV format
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
3 * and converts it to raw format, either BE or LE.
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
4 */
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
5
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
6 #include <stdio.h>
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
7 #include <stdint.h>
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
8 #include <stdlib.h>
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
9 #include <string.h>
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
10 #include <strings.h>
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
11 #include "../libtest/wavreader.h"
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
12 #include "../libtest/wavrdhelp.h"
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
13
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
14 main(argc, argv)
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
15 char **argv;
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
16 {
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
17 int big_endian;
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
18 void *wav;
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
19 FILE *outf;
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
20 int16_t pcm[160], samp;
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
21 uint8_t bytes[320], *dp;
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
22 int cc, rc, i;
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
23
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
24 if (argc != 4) {
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
25 usage: fprintf(stderr, "usage: %s input.wav output.raw be|le\n",
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
26 argv[0]);
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
27 exit(1);
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
28 }
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
29 if (!strcmp(argv[3], "be"))
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
30 big_endian = 1;
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
31 else if (!strcmp(argv[3], "le"))
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
32 big_endian = 0;
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
33 else
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
34 goto usage;
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
35 wav = wav_read_open(argv[1]);
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
36 if (!wav) {
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
37 perror(argv[1]);
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
38 exit(1);
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
39 }
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
40 rc = wavrd_check_header(wav, argv[1]);
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
41 if (rc < 0)
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
42 exit(1); /* error msg already printed */
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
43 outf = fopen(argv[2], "w");
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
44 if (!outf) {
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
45 perror(argv[2]);
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
46 exit(1);
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
47 }
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
48 for (;;) {
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
49 cc = wavrd_get_pcm_block(wav, pcm);
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
50 if (!cc)
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
51 break;
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
52 dp = bytes;
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
53 for (i = 0; i < cc; i++) {
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
54 samp = pcm[i];
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
55 if (big_endian) {
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
56 *dp++ = (samp >> 8) & 0xFF;
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
57 *dp++ = samp & 0xFF;
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
58 } else {
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
59 *dp++ = samp & 0xFF;
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
60 *dp++ = (samp >> 8) & 0xFF;
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
61 }
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
62 }
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
63 fwrite(bytes, 2, cc, outf);
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
64 }
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
65 fclose(outf);
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
66 exit(0);
578fdedf4327 pcm16-wav2raw utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
67 }