src/: only post version in debug methods
[pd-aubio.git] / src / aubiopitch~.c
1 /**
2  *
3  * a puredata wrapper for aubio pitch detection functions
4  *
5  * Thanks to Johannes M Zmolnig for writing the excellent HOWTO:
6  *       http://iem.kug.ac.at/pd/externals-HOWTO/
7  *
8  * */
9
10 #include <m_pd.h>
11 #include <aubio/aubio.h>
12 #include <string.h>
13
14 char aubiopitch_version[] = "aubiopitch~ version " PACKAGE_VERSION;
15
16 static t_class *aubiopitch_tilde_class;
17
18 void aubiopitch_tilde_setup (void);
19
20 typedef struct _aubiopitch_tilde
21 {
22   t_object x_obj;
23   t_float threshold;
24   t_float threshold2;
25   t_int pos; /*frames%dspblocksize*/
26   t_int bufsize;
27   t_int hopsize;
28   aubio_pitch_t *o;
29   fvec_t *vec;
30   fvec_t *pitchvec;
31   t_outlet *pitch;
32 } t_aubiopitch_tilde;
33
34 static t_int *aubiopitch_tilde_perform(t_int *w)
35 {
36   t_aubiopitch_tilde *x = (t_aubiopitch_tilde *)(w[1]);
37   t_sample *in          = (t_sample *)(w[2]);
38   int n                 = (int)(w[3]);
39   int j;
40   for (j=0;j<n;j++) {
41     /* write input to datanew */
42     fvec_set_sample(x->vec, in[j], x->pos);
43     /*time for fft*/
44     if (x->pos == x->hopsize-1) {
45       /* block loop */
46       aubio_pitch_do(x->o, x->vec, x->pitchvec);
47       outlet_float(x->pitch, x->pitchvec->data[0]);
48       /* end of block loop */
49       x->pos = -1; /* so it will be zero next j loop */
50     }
51     x->pos++;
52   }
53   return (w+4);
54 }
55
56 static void aubiopitch_tilde_dsp(t_aubiopitch_tilde *x, t_signal **sp)
57 {
58   dsp_add(aubiopitch_tilde_perform, 3, x, sp[0]->s_vec, sp[0]->s_n);
59 }
60
61 static void aubiopitch_tilde_debug(t_aubiopitch_tilde *x)
62 {
63   post(aubiopitch_version);
64   post("aubiopitch~ bufsize:\t%d", x->bufsize);
65   post("aubiopitch~ hopsize:\t%d", x->hopsize);
66   post("aubiopitch~ threshold:\t%f", x->threshold);
67   post("aubiopitch~ audio in:\t%f", x->vec->data[0]);
68 }
69
70 //static void *aubiopitch_tilde_new (t_floatarg f)
71 static void *aubiopitch_tilde_new (t_symbol * s)
72 {
73   t_aubiopitch_tilde *x =
74     (t_aubiopitch_tilde *)pd_new(aubiopitch_tilde_class);
75
76   x->bufsize = 2048;
77   x->hopsize = x->bufsize / 2;
78
79   x->o = new_aubio_pitch(s->s_name, x->bufsize,
80       x->hopsize, (uint_t)sys_getsr() );
81   aubio_pitch_set_tolerance (x->o, 0.7);
82   x->vec = (fvec_t *)new_fvec(x->hopsize);
83   x->pitchvec = (fvec_t *)new_fvec(1);
84
85   //floatinlet_new (&x->x_obj, &x->threshold);
86   x->pitch = outlet_new (&x->x_obj, &s_float);
87
88   return (void *)x;
89 }
90
91 static void *aubiopitch_tilde_del(t_aubiopitch_tilde *x)
92 {
93   del_aubio_pitch(x->o);
94   del_fvec(x->vec);
95   del_fvec(x->pitchvec);
96   return 0;
97 }
98
99 void aubiopitch_tilde_setup (void)
100 {
101   aubiopitch_tilde_class = class_new (gensym ("aubiopitch~"),
102       (t_newmethod)aubiopitch_tilde_new,
103       (t_method)aubiopitch_tilde_del,
104       sizeof (t_aubiopitch_tilde),
105       CLASS_DEFAULT, A_DEFSYMBOL, 0);
106   class_addmethod(aubiopitch_tilde_class,
107       (t_method)aubiopitch_tilde_dsp,
108       gensym("dsp"), 0);
109   class_addmethod(aubiopitch_tilde_class,
110       (t_method)aubiopitch_tilde_debug,
111       gensym("debug"), 0);
112   CLASS_MAINSIGNALIN(aubiopitch_tilde_class,
113       t_aubiopitch_tilde, threshold);
114 }