2 #include "utils_tests.h"
4 int main (int argc, char **argv)
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]);
14 uint_t samplerate = 0;
15 uint_t win_s = 1024; // window size
16 uint_t hop_size = win_s / 4;
17 uint_t n_frames = 0, read = 0;
18 if ( argc == 3 ) samplerate = atoi(argv[2]);
19 if ( argc == 4 ) hop_size = atoi(argv[3]);
21 char_t *source_path = argv[1];
22 aubio_source_t * source = new_aubio_source(source_path, samplerate, hop_size);
23 if (!source) { err = 1; goto beach; }
25 if (samplerate == 0 ) samplerate = aubio_source_get_samplerate(source);
27 // create some vectors
28 fvec_t * in = new_fvec (hop_size); // input audio buffer
29 fvec_t * out = new_fvec (2); // output position
31 // create onset object
32 aubio_onset_t * o = new_aubio_onset("default", win_s, hop_size, samplerate);
35 // put some fresh data in input vector
36 aubio_source_do(source, in, &read);
38 aubio_onset_do(o,in,out);
39 // do something with the onsets
40 if (out->data[0] != 0) {
41 PRINT_MSG("onset at %.3fms, %.3fs, frame %d\n",
42 aubio_onset_get_last_ms(o), aubio_onset_get_last_s(o),
43 aubio_onset_get_last(o));
46 } while ( read == hop_size );
48 PRINT_MSG("read %.2fs, %d frames at %dHz (%d blocks) from %s\n",
49 n_frames * 1. / samplerate,
51 n_frames / hop_size, source_path);
54 del_aubio_source(source);