#include "utils.h"
#define PROG_HAS_TEMPO 1
#define PROG_HAS_ONSET 1
+#define PROG_HAS_SILENCE 1
#define PROG_HAS_OUTPUT 1
#define PROG_HAS_JACK 1
#include "parse_args.h"
aubio_tempo_t * tempo;
aubio_wavetable_t *wavetable;
fvec_t * tempo_out;
-smpl_t is_beat = 0;
-uint_t is_silence = 0.;
+smpl_t is_beat = 0.;
+uint_t is_silence = 0;
void process_block(fvec_t * ibuf, fvec_t *obuf) {
aubio_tempo_do (tempo, ibuf, tempo_out);
fvec_zeros (obuf);
if ( is_beat && !is_silence ) {
aubio_wavetable_play ( wavetable );
- /* Send tap over midi output */
- /* Is called without jack use so ask for jack use */
- if (usejack)
- {
- /* Note on midi clock: Midi clock looks like it is more suitable here,
- * but it is send 24 times between the detected bpm which is impossible
- * to do since we get here only once per peat.
- * Therefore midinote is used as a good workaround.
- * Reference:
- * http://www.blitter.com/~russtopia/MIDI/~jglatt/tech/midispec/clock.htm */
- send_noteon(0, 0);
- }
+ /* send a midi tap (default to C0) out to the midi output */
+ if (usejack) send_noteon(miditap_note, miditap_velo);
} else {
aubio_wavetable_stop ( wavetable );
}
}
int main(int argc, char **argv) {
+ int ret = 0;
// override general settings from utils.c
buffer_size = 1024;
hop_size = 512;
tempo_out = new_fvec(2);
tempo = new_aubio_tempo(tempo_method, buffer_size, hop_size, samplerate);
+ if (tempo == NULL) { ret = 1; goto beach; }
// 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);
examples_common_process((aubio_process_func_t)process_block,process_print);
+ // send a last note off
+ if (usejack) {
+ send_noteon (miditap_note, 0);
+ }
+
del_aubio_tempo(tempo);
del_aubio_wavetable (wavetable);
del_fvec(tempo_out);
+beach:
examples_common_del();
- return 0;
+ return ret;
}
-