ref: 58997528f52afe9db4b95246bcc3ccb79d83018e
dir: /tests/src/io/test-source_multi.c/
#include <aubio.h> #include "utils_tests.h" int main (int argc, char **argv) { sint_t err = 0; if (argc < 2) { err = -2; PRINT_ERR("not enough arguments\n"); PRINT_MSG("read a wave file as a mono vector\n"); PRINT_MSG("usage: %s <source_path> [samplerate] [hop_size]\n", argv[0]); PRINT_MSG("examples:\n"); PRINT_MSG(" - read file.wav at original samplerate\n"); PRINT_MSG(" %s file.wav\n", argv[0]); PRINT_MSG(" - read file.wav at 32000Hz\n"); PRINT_MSG(" %s file.aif 32000\n", argv[0]); PRINT_MSG(" - read file.wav at original samplerate with 4096 blocks\n"); PRINT_MSG(" %s file.wav 0 4096 \n", argv[0]); PRINT_MSG(" - read file.wav at original samplerate with 256 frames blocks, mono\n"); PRINT_MSG(" %s file.wav 0 4096 1\n", argv[0]); return err; } uint_t samplerate = 0; uint_t hop_size = 256; uint_t n_frames = 0, read = 0; uint_t n_channels = 0; if ( argc >= 3 ) samplerate = atoi(argv[2]); if ( argc >= 4 ) hop_size = atoi(argv[3]); if ( argc >= 5 ) n_channels = atoi(argv[4]); char_t *source_path = argv[1]; aubio_source_t* s = new_aubio_source(source_path, samplerate, hop_size); if (!s) { err = -1; goto beach; } if ( samplerate == 0 ) samplerate = aubio_source_get_samplerate(s); if ( n_channels == 0 ) n_channels = aubio_source_get_channels(s); fmat_t *mat = new_fmat(hop_size, n_channels); do { aubio_source_do_multi (s, mat, &read); fmat_print (mat); n_frames += read; } while ( read == hop_size ); PRINT_MSG("read %d frames in %d channels at %dHz (%d blocks) from %s\n", n_frames, n_channels, samplerate, n_frames / hop_size, source_path); del_fmat (mat); del_aubio_source (s); beach: return err; }