/*
- 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.
- 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 <math.h> // how do i do a floorf with a mask again ?
-#include "aubio.h"
-#include "aubioext.h"
-#include "utils.h"
-
-/* settings */
-const char * output_filename = NULL;
-const char * input_filename = NULL;
-const char * onset_filename = "/usr/share/sounds/aubio/woodblock.aiff";
-int verbose = 0;
-int usejack = 0;
-int usedoubled = 1;
-int usemidi = 1;
+ 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.
-/* energy,specdiff,hfc,complexdomain,phase */
-aubio_onsetdetection_type type_onset = hfc;
-aubio_onsetdetection_type type_onset2 = hfc;
-smpl_t threshold = 0.3;
-smpl_t threshold2 = -90.;
-uint_t buffer_size = 1024;
-uint_t overlap_size = 512;
-uint_t channels = 1;
-uint_t samplerate = 44100;
+ You should have received a copy of the GNU General Public License
+ along with aubio. If not, see <http://www.gnu.org/licenses/>.
-/* global objects */
-int frames;
-aubio_pvoc_t * pv;
-fvec_t * ibuf;
-fvec_t * obuf;
-cvec_t * fftgrain;
-fvec_t * woodblock;
-aubio_onsetdetection_t *o;
-aubio_onsetdetection_t *o2;
-fvec_t *onset;
-fvec_t *onset2;
-int isonset = 0;
-aubio_pickpeak_t * parms;
-
-/* pitch objects */
-int curnote = 0;
-smpl_t pitch = 0.;
-aubio_pitchdetection_t * pitchdet;
-int bufpos = 0;
-smpl_t curlevel = 0;
-smpl_t maxonset = 0.;
+*/
-/* midi objects */
-aubio_midi_player_t * mplay;
-aubio_midi_driver_t * mdriver;
-aubio_midi_event_t * event;
+#include "utils.h"
+#define PROG_HAS_PITCH 1
+#define PROG_HAS_ONSET 1
+#define PROG_HAS_SILENCE 1
+#define PROG_HAS_JACK 1
+// TODO add PROG_HAS_OUTPUT
+#include "parse_args.h"
-unsigned int pos = 0; /*frames%dspblocksize*/
+aubio_notes_t *notes;
+smpl_t lastmidi = 0.;
-void send_noteon(aubio_midi_driver_t * d, int pitch, int velo);
-void send_noteon(aubio_midi_driver_t * d, int pitch, int velo)
+void process_block (fvec_t *ibuf, fvec_t *obuf)
{
- /* we should check if we use midi here, not jack */
-#if ALSA_SUPPORT
- if (usejack) {
- if (velo==0) {
- aubio_midi_event_set_type(event,NOTE_OFF);
- } else {
- aubio_midi_event_set_type(event,NOTE_ON);
- }
- aubio_midi_event_set_channel(event,0);
- aubio_midi_event_set_pitch(event,pitch);
- aubio_midi_event_set_velocity(event,velo);
- aubio_midi_direct_output(mdriver,event);
- } else
-#endif
- {
- if (velo==0) {
- outmsg("%f\n",frames*overlap_size/(float)samplerate);
- } else {
- outmsg("%d\t%f\t",pitch,frames*overlap_size/(float)samplerate);
- }
- }
+ aubio_notes_do (notes, ibuf, obuf);
+ // did we get a note off?
+ if (obuf->data[2] != 0) {
+ lastmidi = aubio_freqtomidi (obuf->data[2]) + .5;
+ send_noteon(lastmidi, 0);
+ }
+ // did we get a note on?
+ if (obuf->data[0] != 0) {
+ lastmidi = aubio_freqtomidi (obuf->data[0]) + .5;
+ send_noteon(lastmidi, obuf->data[1]);
+ }
}
-int aubio_process(float **input, float **output, int nframes);
-int aubio_process(float **input, float **output, int nframes) {
- unsigned int i; /*channels*/
- unsigned int j; /*frames*/
- 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);
-
- pitch = aubio_pitchdetection(pitchdet,ibuf);
-
- /* curlevel is negatif or 1 if silence */
- curlevel = aubio_level_detection(ibuf, threshold2);
- if (isonset) {
- /* test for silence */
- if (curlevel == 1.) {
- isonset=0;
- /* send note off */
- send_noteon(mdriver,curnote,0);
- } else {
- /* kill old note */
- send_noteon(mdriver,curnote,0);
- //curnote = (int)FLOOR(bintomidi(pitch,samplerate,buffer_size*4) + .5);
- curnote = (int)FLOOR(freqtomidi(pitch) + .5);
- /* get and send new one */
- /*if (curnote<45){
- send_noteon(mdriver,curnote,0);
- } else {*/
- if (curnote>45){
- send_noteon(mdriver,curnote,127+(int)FLOOR(curlevel));
- }
- 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++;
- }
- return 1;
+void process_print (void)
+{
+ //if (verbose) outmsg("%f\n",pitch_obuf->data[0]);
}
int main(int argc, char **argv) {
+ int ret = 0;
- aubio_file_t * file = NULL;
- aubio_file_t * fileout = NULL;
-
- aubio_file_t * onsetfile = new_file_ro(onset_filename);
- /* parse command line arguments */
- parse_args(argc, argv);
-
- if(!usejack)
- {
- debug("Opening files ...\n");
- file = new_file_ro (input_filename);
- file_info(file);
- samplerate = aubio_file_samplerate(file);
- channels = aubio_file_channels(file);
- if (output_filename != NULL)
- fileout = new_file_wo(file, output_filename);
- }
-
- ibuf = new_fvec(overlap_size, channels);
- obuf = new_fvec(overlap_size, channels);
- woodblock = new_fvec(buffer_size,1);
- fftgrain = new_cvec(buffer_size, channels);
-
- pitchdet = new_aubio_pitchdetection(buffer_size*4, overlap_size, channels, samplerate, mcomb, freq);
- //pitchdet = new_aubio_pitchdetection(buffer_size*2, overlap_size, channels, samplerate, yin, freq);
-
- /* read the output sound once */
- file_read(onsetfile, overlap_size, woodblock);
- /* phase vocoder */
- 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);
- }
-
- if(usejack) {
-#ifdef JACK_SUPPORT
- aubio_jack_t * jack_setup;
- debug("Midi init ...\n");
- debug("Jack init ...\n");
- jack_setup = new_aubio_jack(channels, channels,
- (aubio_process_func_t)aubio_process);
-
- mplay = new_aubio_midi_player();
+ examples_common_init(argc,argv);
- mdriver = new_aubio_midi_driver("alsa_seq",
- (handle_midi_event_func_t)aubio_midi_send_event, mplay);
+ verbmsg ("using source: %s at %dHz\n", source_uri, samplerate);
- event = new_aubio_midi_event();
-
- debug("Jack activation ...\n");
- aubio_jack_activate(jack_setup);
- debug("Processing (Ctrl+C to quit) ...\n");
- pause();
- send_noteon(mdriver,curnote,0);
- aubio_jack_close(jack_setup);
- del_aubio_midi_driver(mdriver);
-#else
- usage(stderr, 1);
- outmsg("Compiled without jack output, exiting.\n");
-#endif
+ verbmsg ("onset method: %s, ", onset_method);
+ verbmsg ("buffer_size: %d, ", buffer_size);
+ verbmsg ("hop_size: %d, ", hop_size);
+ verbmsg ("threshold: %f\n", onset_threshold);
- } else {
- /* phasevoc */
- debug("Processing ...\n");
+ verbmsg ("pitch method: %s, ", pitch_method);
+ verbmsg ("buffer_size: %d, ", buffer_size * 4);
+ verbmsg ("hop_size: %d, ", hop_size);
+ verbmsg ("tolerance: %f\n", pitch_tolerance);
- frames = 0;
+ notes = new_aubio_notes ("default", buffer_size, hop_size, samplerate);
+ if (notes == NULL) { ret = 1; goto beach; }
- while (overlap_size == file_read(file, overlap_size, ibuf))
- {
- isonset=0;
- aubio_process(ibuf->data, obuf->data, overlap_size);
- if (output_filename != NULL) {
- file_write(fileout,overlap_size,obuf);
- }
- frames++;
+ if (onset_minioi != 0.) {
+ errmsg ("warning: onset minioio not supported yet\n");
+ //aubio_onset_set_minioi_ms(aubio_notes_get_aubio_onset(o), onset_minioi);
+ }
+ if (onset_threshold != 0.) {
+ errmsg ("warning: onset threshold not supported yet\n");
+ //aubio_onset_set_threshold(aubio_notes_get_aubio_onset(o), onset_threshold);
+ }
+ if (silence_threshold != -90.) {
+ if (aubio_notes_set_silence (notes, silence_threshold) != 0) {
+ errmsg ("failed setting notes silence threshold to %.2f\n",
+ silence_threshold);
}
- send_noteon(mdriver,curnote,0);
-
- debug("Processed %d frames of %d samples.\n", frames, buffer_size);
- del_file(file);
+ }
- if (output_filename != NULL)
- del_file(fileout);
+ examples_common_process((aubio_process_func_t)process_block, process_print);
+ // send a last note off
+ if (usejack) {
+ send_noteon (lastmidi, 0);
}
- del_aubio_pvoc(pv);
- del_fvec(obuf);
- del_fvec(ibuf);
- del_cvec(fftgrain);
- del_aubio_pitchdetection(pitchdet);
- del_fvec(onset);
+ del_aubio_notes (notes);
- debug("End of program.\n");
- fflush(stderr);
- return 0;
+beach:
+ examples_common_del();
+ return ret;
}
-
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