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 del_aubio_notes (aubio_notes_t *o) {
if (o->note_buffer) del_fvec(o->note_buffer);
if (o->note_buffer2) del_fvec(o->note_buffer2);
if (o->pitch_output) del_fvec(o->pitch_output);
if (o->pitch) del_aubio_pitch(o->pitch);
if (o->onset_output) del_fvec(o->onset_output);
if (o->onset) del_aubio_onset(o->onset);
AUBIO_FREE(o);
}
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) {
examples_common_init(argc,argv);
o = new_aubio_pitch (pitch_mode, buffer_size, overlap_size, samplerate);
pitch = new_fvec (1);
examples_common_process(aubio_process,process_print);
del_aubio_pitch (o);
del_fvec (pitch);
examples_common_del();
debug("End of program.\n");
fflush(stderr);
return 0;
}
static void
gst_aubio_pitch_finalize (GObject * obj)
{
GstAubioPitch * aubio_pitch = GST_AUBIO_PITCH (obj);
if (aubio_pitch->t) {
del_aubio_pitch(aubio_pitch->t);
}
if (aubio_pitch->ibuf) {
del_fvec(aubio_pitch->ibuf);
}
if (aubio_pitch->obuf) {
del_fvec(aubio_pitch->obuf);
}
G_OBJECT_CLASS (parent_class)->finalize (obj);
}
void Note2midi::cleanup(LV2_Handle instance)
{
Note2midi *plugin;
plugin = (Note2midi *) instance;
plugin->send_noteon(plugin->curnote, 0);
lv2_atom_sequence_append_event(plugin->out, out_capacity, &(plugin->note.event));
del_aubio_pitch (plugin->pitch);
if (plugin->median) {
del_fvec (plugin->note_buffer);
del_fvec (plugin->note_buffer2);
}
del_fvec (plugin->pitch_obuf);
del_fvec (plugin->ibuf);
delete ((Note2midi *) instance);
}
int
main ()
{
/* allocate some memory */
uint_t win_s = 1024; /* window size */
uint_t hop_s = win_s / 4; /* hop size */
uint_t samplerate = 44100; /* samplerate */
fvec_t *in = new_fvec (hop_s); /* input buffer */
fvec_t *out = new_fvec (1); /* input buffer */
aubio_pitch_t *o =
new_aubio_pitch ("default", win_s, hop_s, samplerate);
uint_t i = 0;
while (i < 100) {
aubio_pitch_do (o, in, out);
i++;
};
del_aubio_pitch (o);
del_fvec (in);
aubio_cleanup ();
return 0;
}
void Note2midi::run(LV2_Handle instance, uint32_t SampleCount)
{
Note2midi *plugin = (Note2midi *) instance;
unsigned int new_onset_method = (unsigned int)(*plugin->_onset_method);
unsigned int new_pitch_method = (unsigned int)(*plugin->_pitch_method);
char_t* on_meth;
char_t* pi_meth;
silence_threshold = *(plugin->_silence_threshold);
aubio_onset_set_threshold(plugin->o, *plugin->_onset_threshold);
aubio_pitch_set_tolerance(plugin->pitch, *plugin->_pitch_method);
if(0 <= new_onset_method && 16 >= new_onset_method &&
new_onset_method != plugin->current_onset_method){
del_aubio_onset(plugin->o);
switch(new_onset_method){
case ONSET_METHOD_ENERGY:
on_meth = "energy";
break;
case ONSET_METHOD_SPECDIFF:
on_meth = "specdiff";
break;
case ONSET_METHOD_HFC:
on_meth = "hfc";
break;
case ONSET_METHOD_COMPLEXDOMAIN:
on_meth = "complexdomain";
break;
case ONSET_METHOD_COMPLEX:
on_meth = "complex";
break;
case ONSET_METHOD_PHASE:
on_meth = "phase";
break;
case ONSET_METHOD_MKL:
on_meth = "mkl";
break;
case ONSET_METHOD_KL:
on_meth = "kl";
break;
case ONSET_METHOD_SPECFLUX:
on_meth = "specflux";
break;
case ONSET_METHOD_CENTROID:
on_meth = "centroid";
break;
case ONSET_METHOD_SPREAD:
on_meth = "spread";
break;
case ONSET_METHOD_SKEWNESS:
on_meth = "skewness";
break;
case ONSET_METHOD_KURTOSIS:
on_meth = "kurtosis";
break;
case ONSET_METHOD_SLOPE:
on_meth = "slope";
break;
case ONSET_METHOD_DECREASE:
on_meth = "decrease";
break;
case ONSET_METHOD_ROLLOFF:
on_meth = "rolloff";
break;
default:
on_meth = "default";
break;
}
plugin->o = new_aubio_onset (on_meth, PARAM_BUFFER_SIZE, PARAM_HOP_SIZE_ONSET, plugin->samplerate);
plugin->current_onset_method = new_onset_method;
}
if(0 <= new_pitch_method && 6 >= new_pitch_method &&
new_pitch_method != plugin->current_pitch_method){
del_aubio_pitch(plugin->pitch);
switch(new_pitch_method){
case PITCH_METHOD_MCOMB:
pi_meth = "mcomb";
break;
case PITCH_METHOD_YINFFT:
pi_meth = "yinfft";
break;
case PITCH_METHOD_YIN:
pi_meth = "yin";
break;
case PITCH_METHOD_SCHMITT:
pi_meth = "schmitt";
break;
case PITCH_METHOD_FCOMB:
pi_meth = "fcomb";
break;
case PITCH_METHOD_SPECACF:
pi_meth = "specacf";
break;
default:
pi_meth = "default";
break;
}
plugin->pitch = new_aubio_pitch (pi_meth, PARAM_BUFFER_SIZE * PARAM_PITCH_BUFF_TIMES, PARAM_HOP_SIZE_PITCH, plugin->samplerate);
// aubio_pitch_set_unit (plugin->pitch, plugin->pitch_unit);
plugin->current_pitch_method = new_pitch_method;
}
out_capacity = plugin->out->atom.size;
plugin->out->atom.type = plugin->atom_sequence;
lv2_atom_sequence_clear(plugin->out);
plugin->ibuf->data = (smpl_t *) plugin->in;
counter++;
if(counter++ >= PARAM_BUFFER_SIZE)
counter = 0;
plugin->process_block();
}
void pitchDetector::cleanup() {
del_aubio_pitch (o);
del_fvec (pitch);
}
