/*
- Copyright (C) 2003 Paul Brossier
+ Copyright (C) 2003-2013 Paul Brossier <piem@aubio.org>
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
+ This file is part of aubio.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
+ aubio is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ aubio is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with aubio. If not, see <http://www.gnu.org/licenses/>.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "utils.h"
-
-unsigned int pos = 0; /*frames%dspblocksize*/
+#define PROG_HAS_ONSET 1
+#define PROG_HAS_OUTPUT 1
+#define PROG_HAS_SILENCE 1
+#define PROG_HAS_JACK 1
+#include "parse_args.h"
aubio_onset_t *o;
+aubio_wavetable_t *wavetable;
fvec_t *onset;
+smpl_t is_onset;
-static int aubio_process(smpl_t **input, smpl_t **output, int nframes) {
- unsigned int i; /*channels*/
- unsigned int j; /*frames*/
- for (j=0;j<(unsigned)nframes;j++) {
- if(usejack) {
- for (i=0;i<channels;i++) {
- /* write input to datanew */
- fvec_write_sample(ibuf, input[i][j], i, pos);
- /* put synthnew in output */
- output[i][j] = fvec_read_sample(obuf, i, pos);
- }
- }
- /*time for fft*/
- if (pos == overlap_size-1) {
- /* block loop */
- aubio_onset_do (o, ibuf, onset);
- if (fvec_read_sample(onset, 0, 0)) {
- for (pos = 0; pos < overlap_size; pos++){
- obuf->data[0][pos] = woodblock->data[0][pos];
- }
- } else {
- for (pos = 0; pos < overlap_size; pos++) {
- obuf->data[0][pos] = 0.;
- }
- }
- /* end of block loop */
- pos = -1; /* so it will be zero next j loop */
- }
- pos++;
+void process_block(fvec_t *ibuf, fvec_t *obuf)
+{
+ aubio_onset_do (o, ibuf, onset);
+ is_onset = fvec_get_sample(onset, 0);
+ if ( !usejack && ! sink_uri ) return;
+ fvec_zeros(obuf);
+ if ( is_onset ) {
+ aubio_wavetable_play ( wavetable );
+ /* 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 );
+ }
+ if (mix_input) {
+ aubio_wavetable_do (wavetable, ibuf, obuf);
+ } else {
+ aubio_wavetable_do (wavetable, obuf, obuf);
}
- return 1;
}
-static void process_print (void) {
- /* output times in seconds, taking back some
- * delay to ensure the label is _before_ the
- * actual onset */
- if (!verbose && usejack) return;
- smpl_t onset_found = fvec_read_sample(onset, 0, 0);
- if (onset_found) {
- if(frames >= 4) {
- outmsg("%f\n",(frames - frames_delay + onset_found)
- *overlap_size/(float)samplerate);
- } else if (frames < frames_delay) {
- outmsg("%f\n",0.);
- }
- }
+void process_print (void)
+{
+ if ( is_onset ) {
+ print_time(aubio_onset_get_last (o));
+ outmsg ("\n");
+ }
}
int main(int argc, char **argv) {
- frames_delay = 3;
+ int ret = 0;
examples_common_init(argc,argv);
- o = new_aubio_onset (onset_mode, buffer_size, overlap_size, channels,
- samplerate);
- if (threshold != 0.) aubio_onset_set_threshold (o, threshold);
- onset = new_fvec (1, channels);
+ o = new_aubio_onset (onset_method, buffer_size, hop_size, samplerate);
+ if (o == NULL) { ret = 1; goto beach; }
+ if (onset_threshold != 0.)
+ aubio_onset_set_threshold (o, onset_threshold);
+ if (silence_threshold != -90.)
+ aubio_onset_set_silence (o, silence_threshold);
+ if (onset_minioi != 0.)
+ aubio_onset_set_minioi_s (o, onset_minioi);
+
+ verbmsg ("using source: %s at %dHz\n", source_uri, samplerate);
+ verbmsg ("onset method: %s, ", onset_method);
+ verbmsg ("buffer_size: %d, ", buffer_size);
+ verbmsg ("hop_size: %d, ", hop_size);
+ verbmsg ("silence: %f, ", aubio_onset_get_silence(o));
+ verbmsg ("threshold: %f, ", aubio_onset_get_threshold(o));
+ verbmsg ("awhitening: %f, ", aubio_onset_get_awhitening(o));
+ verbmsg ("compression: %f\n", aubio_onset_get_compression(o));
- examples_common_process(aubio_process,process_print);
+ onset = 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);
+
+ // send a last note off
+ if (usejack) {
+ send_noteon (miditap_note, 0);
+ }
del_aubio_onset (o);
+ del_aubio_wavetable (wavetable);
del_fvec (onset);
+beach:
examples_common_del();
- debug("End of program.\n");
- fflush(stderr);
- return 0;
+ return ret;
}
-
projects / aubio.git / blobdiff