/*
- Copyright (C) 2003 Paul Brossier
+ Copyright (C) 2003-2009 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"
fvec_t *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);
- }
+ /* write input to datanew */
+ fvec_write_sample(ibuf, input[0][j], pos);
+ /* put synthnew in output */
+ output[0][j] = fvec_read_sample(obuf, pos);
}
/*time for fft*/
- if (pos == overlap_size-1) {
+ 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];
- }
+ if ( fvec_read_sample(onset, 0) ) {
+ fvec_copy (woodblock, obuf);
} else {
- for (pos = 0; pos < overlap_size; pos++) {
- obuf->data[0][pos] = 0.;
- }
+ fvec_zeros (obuf);
}
/* end of block loop */
pos = -1; /* so it will be zero next j loop */
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.);
- }
- }
+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);
+ if (onset_found) {
+ outmsg ("%f\n", aubio_onset_get_last_onset_s (o) );
+ }
}
int main(int argc, char **argv) {
frames_delay = 3;
examples_common_init(argc,argv);
- o = new_aubio_onset (onset_mode, buffer_size, overlap_size, channels,
- samplerate);
+ o = new_aubio_onset (onset_mode, buffer_size, overlap_size, samplerate);
if (threshold != 0.) aubio_onset_set_threshold (o, threshold);
- onset = new_fvec (1, channels);
+ onset = new_fvec (1);
examples_common_process(aubio_process,process_print);