FreeCalypso > hg > gsm-codec-lib
annotate miscutil/raw2wav.c @ 371:4a8cabac281e
libtwamr: integrate q_plsf.c
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Mon, 06 May 2024 03:45:04 +0000 |
parents | c1dc094f0821 |
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rev | line source |
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c1dc094f0821
pcm16-raw2wav utility written
Mychaela Falconia <falcon@freecalypso.org>
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1 /* |
c1dc094f0821
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Mychaela Falconia <falcon@freecalypso.org>
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2 * This program reads a 16-bit linear PCM speech recording in raw format |
c1dc094f0821
pcm16-raw2wav utility written
Mychaela Falconia <falcon@freecalypso.org>
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3 * (either BE or LE) and converts it into WAV container format. |
c1dc094f0821
pcm16-raw2wav utility written
Mychaela Falconia <falcon@freecalypso.org>
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4 */ |
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Mychaela Falconia <falcon@freecalypso.org>
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5 |
c1dc094f0821
pcm16-raw2wav utility written
Mychaela Falconia <falcon@freecalypso.org>
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6 #include <stdio.h> |
c1dc094f0821
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Mychaela Falconia <falcon@freecalypso.org>
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7 #include <stdint.h> |
c1dc094f0821
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Mychaela Falconia <falcon@freecalypso.org>
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8 #include <stdlib.h> |
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Mychaela Falconia <falcon@freecalypso.org>
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9 #include <string.h> |
c1dc094f0821
pcm16-raw2wav utility written
Mychaela Falconia <falcon@freecalypso.org>
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10 #include <strings.h> |
c1dc094f0821
pcm16-raw2wav utility written
Mychaela Falconia <falcon@freecalypso.org>
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11 #include "../libtest/wavwriter.h" |
c1dc094f0821
pcm16-raw2wav utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
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12 |
c1dc094f0821
pcm16-raw2wav utility written
Mychaela Falconia <falcon@freecalypso.org>
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13 static void |
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pcm16-raw2wav utility written
Mychaela Falconia <falcon@freecalypso.org>
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14 swap_bytes(bytes, cc) |
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pcm16-raw2wav utility written
Mychaela Falconia <falcon@freecalypso.org>
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15 uint8_t *bytes; |
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pcm16-raw2wav utility written
Mychaela Falconia <falcon@freecalypso.org>
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16 unsigned cc; |
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pcm16-raw2wav utility written
Mychaela Falconia <falcon@freecalypso.org>
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17 { |
c1dc094f0821
pcm16-raw2wav utility written
Mychaela Falconia <falcon@freecalypso.org>
parents:
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18 uint8_t *dp, *endp; |
c1dc094f0821
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Mychaela Falconia <falcon@freecalypso.org>
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19 int t; |
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Mychaela Falconia <falcon@freecalypso.org>
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20 |
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pcm16-raw2wav utility written
Mychaela Falconia <falcon@freecalypso.org>
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21 dp = bytes; |
c1dc094f0821
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Mychaela Falconia <falcon@freecalypso.org>
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22 endp = bytes + cc; |
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Mychaela Falconia <falcon@freecalypso.org>
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23 while (dp < endp) { |
c1dc094f0821
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Mychaela Falconia <falcon@freecalypso.org>
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24 t = dp[0]; |
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Mychaela Falconia <falcon@freecalypso.org>
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25 dp[0] = dp[1]; |
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26 dp[1] = t; |
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27 dp += 2; |
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pcm16-raw2wav utility written
Mychaela Falconia <falcon@freecalypso.org>
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28 } |
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pcm16-raw2wav utility written
Mychaela Falconia <falcon@freecalypso.org>
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29 } |
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pcm16-raw2wav utility written
Mychaela Falconia <falcon@freecalypso.org>
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30 |
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pcm16-raw2wav utility written
Mychaela Falconia <falcon@freecalypso.org>
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31 main(argc, argv) |
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32 char **argv; |
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33 { |
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34 int big_endian; |
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35 FILE *binf; |
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36 void *wav; |
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37 uint8_t bytes[320]; |
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38 int cc; |
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Mychaela Falconia <falcon@freecalypso.org>
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39 |
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40 if (argc != 4) { |
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41 usage: fprintf(stderr, "usage: %s be|le input.raw output.wav\n", |
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42 argv[0]); |
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43 exit(1); |
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pcm16-raw2wav utility written
Mychaela Falconia <falcon@freecalypso.org>
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44 } |
c1dc094f0821
pcm16-raw2wav utility written
Mychaela Falconia <falcon@freecalypso.org>
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45 if (!strcmp(argv[1], "be")) |
c1dc094f0821
pcm16-raw2wav utility written
Mychaela Falconia <falcon@freecalypso.org>
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46 big_endian = 1; |
c1dc094f0821
pcm16-raw2wav utility written
Mychaela Falconia <falcon@freecalypso.org>
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47 else if (!strcmp(argv[1], "le")) |
c1dc094f0821
pcm16-raw2wav utility written
Mychaela Falconia <falcon@freecalypso.org>
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48 big_endian = 0; |
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pcm16-raw2wav utility written
Mychaela Falconia <falcon@freecalypso.org>
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49 else |
c1dc094f0821
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Mychaela Falconia <falcon@freecalypso.org>
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50 goto usage; |
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Mychaela Falconia <falcon@freecalypso.org>
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51 binf = fopen(argv[2], "r"); |
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Mychaela Falconia <falcon@freecalypso.org>
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52 if (!binf) { |
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53 perror(argv[2]); |
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54 exit(1); |
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55 } |
c1dc094f0821
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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56 wav = wav_write_open(argv[3], 8000, 16, 1); |
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57 if (!wav) { |
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58 perror(argv[3]); |
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59 exit(1); |
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60 } |
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61 for (;;) { |
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62 cc = fread(bytes, 1, sizeof bytes, binf); |
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63 if (cc <= 0) |
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64 break; |
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65 if (cc & 1) { |
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66 fprintf(stderr, "error: %s has odd number of bytes\n", |
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67 argv[2]); |
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68 exit(1); |
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69 } |
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70 if (big_endian) |
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71 swap_bytes(bytes, cc); |
c1dc094f0821
pcm16-raw2wav utility written
Mychaela Falconia <falcon@freecalypso.org>
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72 wav_write_data(wav, bytes, cc); |
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Mychaela Falconia <falcon@freecalypso.org>
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73 } |
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74 wav_write_close(wav); |
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75 exit(0); |
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76 } |