1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
|
/*
FFTease - A set of Live Spectral Processors
Originally written by Eric Lyon and Christopher Penrose for the Max/MSP platform
Copyright (c)Thomas Grill (xovo@gmx.net)
For information on usage and redistribution, and for a DISCLAIMER OF ALL
WARRANTIES, see the file, "license.txt," in this distribution.
*/
#include "main.h"
class pvoc:
public fftease
{
FLEXT_HEADER_S(pvoc,fftease,setup)
public:
pvoc(I argc,const t_atom *argv);
protected:
virtual V Transform(I _N2,S *const *in);
BL _invert;
F _threshold,_multiplier;
F _thresh_dB,_mult_dB;
private:
V ms_thresh(F v) { _threshold = FromdB(_thresh_dB = v); }
V ms_mult(F v) { _multiplier = FromdB(_mult_dB = v); }
static V setup(t_classid c);
FLEXT_ATTRGET_F(_thresh_dB)
FLEXT_CALLSET_F(ms_thresh)
FLEXT_ATTRGET_F(_mult_dB)
FLEXT_CALLSET_F(ms_mult)
FLEXT_ATTRVAR_B(_invert)
};
FLEXT_LIB_DSP_V("fftease, pvoc~",pvoc)
V pvoc::setup(t_classid c)
{
FLEXT_CADDATTR_VAR(c,"thresh",_thresh_dB,ms_thresh);
FLEXT_CADDATTR_VAR(c,"mult",_mult_dB,ms_mult);
FLEXT_CADDATTR_VAR1(c,"invert",_invert);
}
pvoc::pvoc(I argc,const t_atom *argv):
fftease(4,F_STEREO|F_BALANCED|F_BITSHUFFLE|F_NOPH2),
_thresh_dB(-30),_mult_dB(-18),
_invert(false)
{
/* parse and set object's options given */
if(argc >= 1) {
if(CanbeFloat(argv[0]))
_thresh_dB = GetAFloat(argv[0]);
else
post("%s - Threshold must be a float value - set to %0f",thisName(),_thresh_dB);
}
if(argc >= 2) {
if(CanbeFloat(argv[1]))
_mult_dB = GetAFloat(argv[1]);
else
post("%s - Multiplier must be a float value - set to %0f",thisName(),_mult_dB);
}
if(argc >= 3) {
if(CanbeBool(argv[2]))
_invert = GetABool(argv[2]);
else
post("%s - Invert flag must be a boolean value - set to %i",thisName(),_invert?1:0);
}
ms_thresh(_thresh_dB);
ms_mult(_mult_dB);
AddInSignal("Messages and input signal");
AddInSignal("Reference signal");
AddOutSignal("Transformed signal");
}
V pvoc::Transform(I _N,S *const *in)
{
/*
int freq,amp;
int chan;
// start osc bank
for ( chan = lo_bin; chan < hi_bin; chan++ ) {
freq = ( amp = ( chan << 1 ) ) + 1;
if ( _channel1[amp] < synt ){
breaker = 1;
}
if( breaker ) {
breaker = 0 ;
}
else {
_channel1[freq] *= myPInc;
finc = ( _channel1[freq] - ( f = lastfreq[chan] ) )*Iinv;
ainc = ( _channel1[amp] - ( a = lastamp[chan] ) )*Iinv;
address = index[chan];
for ( n = 0; n < I; n++ ) {
output[n] += a*table[ (int) address ];
address += f;
while ( address >= L )
address -= L;
while ( address < 0 )
address += L;
a += ainc;
f += finc;
}
lastfreq[chan] = _channel1[freq];
lastamp[chan] = _channel1[amp];
index[chan] = address;
}
}
*/
}
|
