source: examples/aubionotes.c @ 6c85b3a

feature/autosinkfeature/constantqfeature/pitchshiftfeature/pydocstringsfeature/timestretchsampleryinfft+
Last change on this file since 6c85b3a was 6c85b3a, checked in by Paul Brossier <piem@piem.org>, 2 years ago

examples/aubionotes.c: use new notes, set minioi, send last note off when needed

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File size: 2.7 KB
Line 
1/*
2  Copyright (C) 2003-2013 Paul Brossier <piem@aubio.org>
3
4  This file is part of aubio.
5
6  aubio is free software: you can redistribute it and/or modify
7  it under the terms of the GNU General Public License as published by
8  the Free Software Foundation, either version 3 of the License, or
9  (at your option) any later version.
10
11  aubio is distributed in the hope that it will be useful,
12  but WITHOUT ANY WARRANTY; without even the implied warranty of
13  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  GNU General Public License for more details.
15
16  You should have received a copy of the GNU General Public License
17  along with aubio.  If not, see <http://www.gnu.org/licenses/>.
18
19*/
20
21#include "utils.h"
22#define PROG_HAS_PITCH 1
23#define PROG_HAS_ONSET 1
24#define PROG_HAS_SILENCE 1
25#define PROG_HAS_JACK 1
26// TODO add PROG_HAS_OUTPUT
27#include "parse_args.h"
28
29aubio_notes_t *notes;
30smpl_t lastmidi = 0.;
31
32void process_block (fvec_t *ibuf, fvec_t *obuf)
33{
34  aubio_notes_do (notes, ibuf, obuf);
35  // did we get a note off?
36  if (obuf->data[2] != 0) {
37    lastmidi = obuf->data[2];
38    send_noteon(lastmidi, 0);
39  }
40  // did we get a note on?
41  if (obuf->data[0] != 0) {
42    lastmidi = obuf->data[0];
43    send_noteon(lastmidi, obuf->data[1]);
44  }
45}
46
47void process_print (void)
48{
49  //if (verbose) outmsg("%f\n",pitch_obuf->data[0]);
50}
51
52int main(int argc, char **argv) {
53  int ret = 0;
54
55  examples_common_init(argc,argv);
56
57  verbmsg ("using source: %s at %dHz\n", source_uri, samplerate);
58
59  verbmsg ("onset method: %s, ", onset_method);
60  verbmsg ("buffer_size: %d, ", buffer_size);
61  verbmsg ("hop_size: %d, ", hop_size);
62  verbmsg ("threshold: %f\n", onset_threshold);
63
64  verbmsg ("pitch method: %s, ", pitch_method);
65  verbmsg ("buffer_size: %d, ", buffer_size * 4);
66  verbmsg ("hop_size: %d, ", hop_size);
67  verbmsg ("tolerance: %f\n", pitch_tolerance);
68
69  notes = new_aubio_notes ("default", buffer_size, hop_size, samplerate);
70  if (notes == NULL) { ret = 1; goto beach; }
71
72  if (onset_minioi != 0.) {
73    aubio_notes_set_minioi_ms(notes, onset_minioi);
74  }
75  if (onset_threshold != 0.) {
76    errmsg ("warning: onset threshold not supported yet\n");
77    //aubio_onset_set_threshold(aubio_notes_get_aubio_onset(o), onset_threshold);
78  }
79  if (silence_threshold != -90.) {
80    if (aubio_notes_set_silence (notes, silence_threshold) != 0) {
81      errmsg ("failed setting notes silence threshold to %.2f\n",
82          silence_threshold);
83    }
84  }
85
86  examples_common_process((aubio_process_func_t)process_block, process_print);
87
88  // send a last note off if required
89  if (lastmidi) {
90    send_noteon (lastmidi, 0);
91  }
92
93  del_aubio_notes (notes);
94
95beach:
96  examples_common_del();
97  return ret;
98}
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