/*
- 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 <stdio.h>
-#include <stdlib.h>
-#include <stdarg.h>
-#include <getopt.h>
-#include <unistd.h>
-#include "aubio.h"
-#include "aubioext.h"
#include "utils.h"
-
-int aubio_process(float **input, float **output, int nframes);
-
-const char * output_filename = NULL;
-const char * input_filename = NULL;
-const char * onset_filename = "/usr/share/sounds/aubio/woodblock.aiff";
-
-/* settings */
-int verbose = 0;
-int usejack = 0;
-int usedoubled = 1;
-
-
-/* energy,specdiff,hfc,complexdomain,phase */
-aubio_onsetdetection_type type_onset = hfc;
-aubio_onsetdetection_type type_onset2 = complexdomain;
-smpl_t threshold = 0.1;
-smpl_t threshold2 = -90.;
-uint_t buffer_size = 1024;
-uint_t overlap_size = 512;
-uint_t channels = 1;
-uint_t samplerate = 44100;
-
-/* global objects */
-aubio_pvoc_t * pv;
-fvec_t * ibuf;
-fvec_t * obuf;
-cvec_t * fftgrain;
-fvec_t * woodblock;
-aubio_onsetdetection_t *o;
-aubio_onsetdetection_t *o2;
+#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;
-fvec_t *onset2;
-int isonset = 0;
-aubio_pickpeak_t * parms;
-
-int aubio_process(float **input, float **output, int nframes) {
- unsigned int i; /*channels*/
- unsigned int j; /*frames*/
- unsigned int pos = 0; /*frames%dspblocksize*/
- for (j=0;j<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_pvoc_do (pv,ibuf, fftgrain);
- aubio_onsetdetection(o,fftgrain, onset);
- if (usedoubled) {
- aubio_onsetdetection(o2,fftgrain, onset2);
- onset->data[0][0] *= onset2->data[0][0];
- }
- isonset = aubio_peakpick_pimrt(onset,parms);
- if (isonset) {
- /* test for silence */
- if (aubio_silence_detection(ibuf, threshold2)==1)
- isonset=0;
- else
- 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.;
- }
- //aubio_pvoc_rdo(pv,fftgrain, obuf);
- /* end of block loop */
- pos = -1; /* so it will be zero next j loop */
- }
- pos++;
+smpl_t is_onset;
+
+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 );
}
- return 1;
-}
-
-int main(int argc, char **argv) {
- int frames;
-
- aubio_file_t * file = NULL;
- aubio_file_t * fileout = NULL;
-
- aubio_file_t * onsetfile = new_file_ro(onset_filename);
- parse_args(argc, argv);
-
- if(!usejack)
- {
- debug("Opening files ...\n");
- file = new_file_ro (input_filename);
- if (verbose) file_info(file);
- channels = aubio_file_channels(file);
- if (output_filename != NULL)
- fileout = new_file_wo(file, output_filename);
+ if (mix_input) {
+ aubio_wavetable_do (wavetable, ibuf, obuf);
+ } else {
+ aubio_wavetable_do (wavetable, obuf, obuf);
}
+}
- ibuf = new_fvec(overlap_size, channels);
- obuf = new_fvec(overlap_size, channels);
- woodblock = new_fvec(buffer_size,1);
- fftgrain = new_cvec(buffer_size, channels);
-
- /* read the output sound once */
- file_read(onsetfile, overlap_size, woodblock);
-
- /* phase vocoder */
- debug("Phase voc init ... \n");
- pv = new_aubio_pvoc(buffer_size, overlap_size, channels);
-
- /* onsets */
- parms = new_aubio_peakpicker(threshold);
- o = new_aubio_onsetdetection(type_onset,buffer_size,channels);
- onset = new_fvec(1, channels);
- if (usedoubled) {
- o2 = new_aubio_onsetdetection(type_onset2,buffer_size,channels);
- onset2 = new_fvec(1 , channels);
+void process_print (void)
+{
+ if ( is_onset ) {
+ print_time(aubio_onset_get_last (o));
+ outmsg ("\n");
}
+}
- if(usejack) {
-#ifdef JACK_SUPPORT
- aubio_jack_t * jack_setup;
- debug("Jack init ...\n");
- jack_setup = new_aubio_jack(channels, channels,
- (aubio_process_func_t)aubio_process);
- debug("Jack activation ...\n");
- aubio_jack_activate(jack_setup);
- debug("Processing (Ctrl+C to quit) ...\n");
- pause();
- aubio_jack_close(jack_setup);
-#else
- outmsg("Compiled without jack output, exiting.");
-#endif
-
- } else {
- /* phasevoc */
- debug("Processing ...\n");
-
- frames = 0;
-
- while (overlap_size == file_read(file, overlap_size, ibuf))
- {
- isonset=0;
- aubio_process(ibuf->data, obuf->data, overlap_size);
- /* output times in seconds, taking back some
- * delay to ensure the label is _before_ the
- * actual onset */
- if (isonset && output_filename == NULL) {
- if(frames >= 4) {
- outmsg("%f\n",(frames-4)*overlap_size/(float)samplerate);
- } else if (frames < 4) {
- outmsg("%f\n",0.);
- }
- }
- if (output_filename != NULL) {
- file_write(fileout,overlap_size,obuf);
- }
- frames++;
- }
-
- debug("Processed %d frames of %d samples.\n", frames, buffer_size);
- del_file(file);
-
- if (output_filename != NULL)
- del_file(fileout);
-
+int main(int argc, char **argv) {
+ int ret = 0;
+ examples_common_init(argc,argv);
+
+ 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));
+
+ 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_pvoc(pv);
- del_fvec(obuf);
- del_fvec(ibuf);
- del_cvec(fftgrain);
- del_fvec(onset);
+ del_aubio_onset (o);
+ del_aubio_wavetable (wavetable);
+ del_fvec (onset);
- debug("End of program.\n");
- fflush(stderr);
- return 0;
+beach:
+ examples_common_del();
+ return ret;
}
-
projects / aubio.git / blobdiff