2 #include "utils_tests.h"
4 int main (int argc, char **argv)
8 PRINT_ERR("not enough arguments, running tests\n");
9 err = run_on_default_source(main);
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]);
22 uint_t samplerate = 0;
23 uint_t hop_size = 256;
24 uint_t n_frames = 0, read = 0;
25 uint_t old_n_frames_1 = 0, old_n_frames_2 = 0, old_n_frames_3 = 0;
26 if ( argc >= 3 ) samplerate = atoi(argv[2]);
27 if ( argc >= 4 ) hop_size = atoi(argv[3]);
29 char_t *source_path = argv[1];
31 fvec_t *vec = new_fvec(hop_size);
33 aubio_source_t* s = new_aubio_source(source_path, samplerate, hop_size);
34 if (!s) { err = 1; goto beach; }
36 if (samplerate == 0 ) samplerate = aubio_source_get_samplerate(s);
39 aubio_source_do(s, vec, &read);
42 } while ( read == hop_size );
44 PRINT_MSG("read %.2fs, %d frames at %dHz (%d blocks) from %s\n",
45 n_frames * 1. / samplerate,
47 n_frames / hop_size, source_path);
49 old_n_frames_1 = n_frames;
51 aubio_source_seek (s, 0);
55 aubio_source_do(s, vec, &read);
58 } while ( read == hop_size );
60 PRINT_MSG("read %.2fs, %d frames at %dHz (%d blocks) from %s\n",
61 n_frames * 1. / samplerate,
63 n_frames / hop_size, source_path);
65 old_n_frames_2 = n_frames;
67 aubio_source_seek (s, old_n_frames_1 / 2);
71 aubio_source_do(s, vec, &read);
74 } while ( read == hop_size );
76 PRINT_MSG("read %.2fs, %d frames at %dHz (%d blocks) from %s\n",
77 n_frames * 1. / samplerate,
79 n_frames / hop_size, source_path);
81 old_n_frames_3 = n_frames;
87 // check that we got exactly the same number of frames
88 assert ( old_n_frames_2 == old_n_frames_1 );
89 // check that we got about half the frames, with 3 decimals
90 assert ( roundf(1.e3 * old_n_frames_1 / old_n_frames_3) / 1.e3 == 2.);