source: tests/src/io/test-source_multi.c @ 4ac4ebc

sampler
Last change on this file since 4ac4ebc was 4ed0ed1, checked in by Paul Brossier <piem@piem.org>, 11 years ago

src/fmat.c: new_fmat() takes height as first argument

  • Property mode set to 100644
File size: 1.7 KB
Line 
1#include <aubio.h>
2#include "utils_tests.h"
3
4int main (int argc, char **argv)
5{
6  sint_t err = 0;
7  if (argc < 2) {
8    err = -2;
9    PRINT_ERR("not enough arguments\n");
10    PRINT_MSG("read a wave file as a mono vector\n");
11    PRINT_MSG("usage: %s <source_path> [samplerate] [hop_size]\n", argv[0]);
12    PRINT_MSG("examples:\n");
13    PRINT_MSG(" - read file.wav at original samplerate\n");
14    PRINT_MSG("       %s file.wav\n", argv[0]);
15    PRINT_MSG(" - read file.wav at 32000Hz\n");
16    PRINT_MSG("       %s file.aif 32000\n", argv[0]);
17    PRINT_MSG(" - read file.wav at original samplerate with 4096 blocks\n");
18    PRINT_MSG("       %s file.wav 0 4096 \n", argv[0]);
19    PRINT_MSG(" - read file.wav at original samplerate with 256 frames blocks, mono\n");
20    PRINT_MSG("       %s file.wav 0 4096 1\n", argv[0]);
21    return err;
22  }
23
24  uint_t samplerate = 0;
25  uint_t hop_size = 256;
26  uint_t n_frames = 0, read = 0;
27  uint_t n_channels = 0;
28  if ( argc >= 3 ) samplerate = atoi(argv[2]);
29  if ( argc >= 4 ) hop_size   = atoi(argv[3]);
30  if ( argc >= 5 ) n_channels = atoi(argv[4]);
31
32  char_t *source_path = argv[1];
33
34  aubio_source_t* s = new_aubio_source(source_path, samplerate, hop_size);
35  if (!s) { err = -1; goto beach; }
36
37  if ( samplerate == 0 ) samplerate = aubio_source_get_samplerate(s);
38
39  if ( n_channels == 0 ) n_channels = aubio_source_get_channels(s);
40
41  fmat_t *mat = new_fmat(n_channels, hop_size);
42
43  do {
44    aubio_source_do_multi (s, mat, &read);
45    fmat_print (mat);
46    n_frames += read;
47  } while ( read == hop_size );
48
49  PRINT_MSG("read %d frames in %d channels at %dHz (%d blocks) from %s\n",
50      n_frames, n_channels, samplerate, n_frames / hop_size, source_path);
51
52  del_fmat (mat);
53  del_aubio_source (s);
54beach:
55
56  return err;
57}
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