int main(int argc, char **argv) {
// override general settings from utils.c
buffer_size = 1024;
hop_size = 512;
examples_common_init(argc,argv);
verbmsg ("using source: %s at %dHz\n", source_uri, samplerate);
verbmsg ("tempo method: %s, ", tempo_method);
verbmsg ("buffer_size: %d, ", buffer_size);
verbmsg ("hop_size: %d, ", hop_size);
verbmsg ("threshold: %f\n", onset_threshold);
tempo_out = new_fvec(2);
tempo = new_aubio_tempo(tempo_method, buffer_size, hop_size, samplerate);
// set silence threshold very low to output beats even during silence
// aubio_tempo_set_silence(tempo, -1000.);
if (onset_threshold != 0.) aubio_tempo_set_threshold (tempo, onset_threshold);
wavetable = new_aubio_wavetable (samplerate, hop_size);
aubio_wavetable_set_freq ( wavetable, 2450.);
//aubio_sampler_load (sampler, "/archives/sounds/woodblock.aiff");
examples_common_process((aubio_process_func_t)process_block,process_print);
del_aubio_tempo(tempo);
del_aubio_wavetable (wavetable);
del_fvec(tempo_out);
examples_common_del();
return 0;
}
int main(int argc, char **argv) {
// change some default params
buffer_size = 512;
hop_size = 256;
examples_common_init(argc,argv);
verbmsg ("using source: %s at %dHz\n", source_uri, samplerate);
verbmsg ("buffer_size: %d, ", buffer_size);
verbmsg ("hop_size: %d\n", hop_size);
pv = new_aubio_pvoc (buffer_size, hop_size);
fftgrain = new_cvec (buffer_size);
mfcc = new_aubio_mfcc(buffer_size, n_filters, n_coefs, samplerate);
mfcc_out = new_fvec(n_coefs);
examples_common_process((aubio_process_func_t)process_block, process_print);
del_aubio_pvoc (pv);
del_cvec (fftgrain);
del_aubio_mfcc(mfcc);
del_fvec(mfcc_out);
examples_common_del();
return 0;
}
int main(int argc, char **argv) {
// override general settings from utils.c
buffer_size = 1024;
hop_size = 512;
rgb_music_init();
examples_common_init(argc,argv);
verbmsg ("using source: %s at %dHz\n", source_uri, samplerate);
verbmsg ("tempo method: %s, ", tempo_method);
verbmsg ("buffer_size: %d, ", buffer_size);
verbmsg ("hop_size: %d, ", hop_size);
verbmsg ("threshold: %f\n", onset_threshold);
tempo_out = new_fvec(2);
tempo = new_aubio_tempo(tempo_method, buffer_size, hop_size, samplerate);
if (onset_threshold != 0.) aubio_tempo_set_threshold (tempo, onset_threshold);
pitch = new_aubio_pitch (pitch_method, buffer_size, hop_size, samplerate);
if (pitch_tolerance != 0.)
aubio_pitch_set_tolerance (pitch, pitch_tolerance);
if (silence_threshold != -90.)
aubio_pitch_set_silence (pitch, silence_threshold);
if (pitch_unit != NULL)
aubio_pitch_set_unit (pitch, pitch_unit);
pitch_out = new_fvec (1);
wavetable = new_aubio_wavetable (samplerate, hop_size);
aubio_wavetable_set_freq ( wavetable, 2450.);
//aubio_sampler_load (sampler, "/archives/sounds/woodblock.aiff");
examples_common_process((aubio_process_func_t)process_block,process_print);
del_aubio_tempo(tempo);
del_aubio_wavetable (wavetable);
del_fvec(tempo_out);
del_aubio_pitch (pitch);
del_fvec (pitch_out);
examples_common_del();
return 0;
}
int main(int argc, char **argv) {
buffer_size = 2048;
examples_common_init(argc,argv);
verbmsg ("using source: %s at %dHz\n", source_uri, samplerate);
verbmsg ("pitch method: %s, ", pitch_method);
verbmsg ("pitch unit: %s, ", pitch_unit);
verbmsg ("buffer_size: %d, ", buffer_size);
verbmsg ("hop_size: %d, ", hop_size);
verbmsg ("tolerance: %f\n", pitch_tolerance);
o = new_aubio_pitch (pitch_method, buffer_size, hop_size, samplerate);
if (pitch_tolerance != 0.) aubio_pitch_set_tolerance (o, pitch_tolerance);
if (pitch_unit != NULL) aubio_pitch_set_unit (o, pitch_unit);
pitch = new_fvec (1);
wavetable = new_aubio_wavetable (samplerate, hop_size);
aubio_wavetable_play ( wavetable );
examples_common_process((aubio_process_func_t)process_block,process_print);
del_aubio_pitch (o);
del_aubio_wavetable (wavetable);
del_fvec (pitch);
examples_common_del();
return 0;
}
void examples_common_process (aubio_process_func_t process_func,
aubio_print_func_t print)
{
uint_t read = 0;
if (usejack) {
#ifdef HAVE_JACK
ev.size = 3;
ev.buffer = malloc (3 * sizeof (jack_midi_data_t));
ev.time = 0; // send it now
debug ("Jack activation ...\n");
aubio_jack_activate (jack_setup, process_func);
debug ("Processing (Ctrl+C to quit) ...\n");
pause ();
aubio_jack_close (jack_setup);
#else /* HAVE_JACK */
usage (stderr, 1);
outmsg ("Compiled without jack output, exiting.\n");
#endif /* HAVE_JACK */
} else {
uint_t total_read = 0;
blocks = 0;
do {
aubio_source_do (this_source, ibuf, &read);
process_func (ibuf, obuf);
// print to console if verbose or no output given
if (verbose || sink_uri == NULL) {
print();
}
if (this_sink) {
aubio_sink_do (this_sink, obuf, hop_size);
}
blocks++;
total_read += read;
} while (read == hop_size);
verbmsg ("read %.2fs (%d samples in %d blocks of %d) from %s at %dHz\n",
total_read * 1. / samplerate,
total_read, blocks, hop_size, source_uri, samplerate);
del_aubio_source (this_source);
del_aubio_sink (this_sink);
}
}