convshape.cpp
7.39 KB
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
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
// convshape.cpp: convert a stasm 77 point shape to other formats
//
// Copyright (C) 2005-2013, Stephen Milborrow
#include "stasm.h"
namespace stasm
{
static void Copy( // copy a point from oldshape to shape
Shape& shape, // io
const Shape& oldshape, // in
int i, // in
int iold) // in
{
shape(i, IX) = oldshape(iold, IX);
shape(i, IY) = oldshape(iold, IY);
}
static void Inter( // interpolate a point from two nearby oldshape points
Shape& shape, // io
const Shape& oldshape, // in
int i, // in: shape point
double ratio, // in: interpolation ratio, 0 to 1
int i1, // in: oldshape point 1
int i2) // in: oldshape point 2
{
if (!PointUsed(oldshape, i1) && !PointUsed(oldshape, i2))
{
shape(i, IX) = 0;
shape(i, IY) = 0;
}
else if (!PointUsed(oldshape, i1))
{
shape(i, IX) = oldshape(i2, IX) + 1; // +1 is arb, to disambiguate point
shape(i, IY) = oldshape(i2, IY) + 1;
}
else if (!PointUsed(oldshape, i2))
{
shape(i, IX) = oldshape(i1, IX) + 1;
shape(i, IY) = oldshape(i1, IY) + 1;
}
else
{
CV_Assert(ratio >= 0 && ratio <= 1);
shape(i, IX) = ratio * oldshape(i1, IX) + (1-ratio) * oldshape(i2, IX);
shape(i, IY) = ratio * oldshape(i1, IY) + (1-ratio) * oldshape(i2, IY);
}
}
static Shape Shape77As20( // return an approximated BioID 20 point shape
const Shape& shape) // in: Stasm 77 point shape
{
CV_Assert(shape.rows == 77);
Shape newshape(20, 2);
Copy(newshape, shape, 0, 38);
Copy(newshape, shape, 1, 39);
Copy(newshape, shape, 2, 59);
Copy(newshape, shape, 3, 65);
Copy(newshape, shape, 4, 18);
Copy(newshape, shape, 5, 21);
Copy(newshape, shape, 6, 22);
Copy(newshape, shape, 7, 25);
Copy(newshape, shape, 8, 0);
Copy(newshape, shape, 9, 34);
Copy(newshape, shape, 10, 30);
Copy(newshape, shape, 11, 40);
Copy(newshape, shape, 12, 44);
Copy(newshape, shape, 13, 12);
Copy(newshape, shape, 14, 52);
Copy(newshape, shape, 15, 51);
Copy(newshape, shape, 16, 53);
Copy(newshape, shape, 17, 62);
Copy(newshape, shape, 18, 74);
Copy(newshape, shape, 19, 6);
#if MOD_A1 || MOD_A || MOD_A_EMU
const double eyemouth = EyeMouthDist(shape);
newshape(15, IY) += MAX(1, .02 * eyemouth); // move down, into nostril
newshape(16, IY) += MAX(1, .02 * eyemouth); // move down, into nostril
#endif
return newshape;
}
static Shape Shape77As22( // return an approximated AR 22 point shape
const Shape& shape) // in: Stasm 77 point shape
{
CV_Assert(shape.rows == 77);
// first 20 points same as BioId
Shape newshape = DimKeep(Shape77As20(shape), 77, 2);
Copy(newshape, shape, 20, 3);
Copy(newshape, shape, 21, 9);
return newshape;
}
static Shape Shape77As68( // return an approximated XM2VTS 68 point shape
const Shape& shape) // in: Stasm 77 point shape
{
CV_Assert(shape.rows == 77);
Shape newshape(68, 2);
Copy(newshape, shape, 0, 0);
Inter(newshape, shape, 1, .6667, 1, 2);
Inter(newshape, shape, 2, .5, 2, 3);
Copy(newshape, shape, 3, 3);
Inter(newshape, shape, 4, .3333, 3, 4);
Inter(newshape, shape, 5, .6667, 4, 5);
Copy(newshape, shape, 6, 5);
Copy(newshape, shape, 7, 6);
Copy(newshape, shape, 8, 7);
Inter(newshape, shape, 9, .3333, 7, 8);
Inter(newshape, shape, 10, .6667, 8, 9);
Copy(newshape, shape, 11, 9);
Inter(newshape, shape, 12, .5, 9, 10);
Inter(newshape, shape, 13, .3333, 10, 11);
Copy(newshape, shape, 14, 12);
Copy(newshape, shape, 15, 25);
Copy(newshape, shape, 16, 24);
Copy(newshape, shape, 17, 23);
Copy(newshape, shape, 18, 22);
Copy(newshape, shape, 19, 27);
Copy(newshape, shape, 20, 26);
Copy(newshape, shape, 21, 18);
Copy(newshape, shape, 22, 17);
Copy(newshape, shape, 23, 16);
Copy(newshape, shape, 24, 21);
Copy(newshape, shape, 25, 20);
Copy(newshape, shape, 26, 19);
Copy(newshape, shape, 27, 34);
Copy(newshape, shape, 28, 32);
Copy(newshape, shape, 29, 30);
Copy(newshape, shape, 30, 36);
Copy(newshape, shape, 31, 38);
Copy(newshape, shape, 32, 44);
Copy(newshape, shape, 33, 42);
Copy(newshape, shape, 34, 40);
Copy(newshape, shape, 35, 46);
Copy(newshape, shape, 36, 39);
Inter(newshape, shape, 37, .6667, 30, 40);
newshape(37, IX) = shape(50, IX);
Copy(newshape, shape, 38, 50);
Copy(newshape, shape, 39, 58);
Copy(newshape, shape, 40, 57);
Copy(newshape, shape, 41, 56);
Copy(newshape, shape, 42, 55);
Copy(newshape, shape, 43, 54);
Copy(newshape, shape, 44, 48);
Inter(newshape, shape, 45, .3333, 30, 40);
newshape(45, IX) = shape(48, IX);
Copy(newshape, shape, 46, 51);
Copy(newshape, shape, 47, 53);
Copy(newshape, shape, 48, 59);
Copy(newshape, shape, 49, 60);
Copy(newshape, shape, 50, 61);
Copy(newshape, shape, 51, 62);
Copy(newshape, shape, 52, 63);
Copy(newshape, shape, 53, 64);
Copy(newshape, shape, 54, 65);
Copy(newshape, shape, 55, 72);
Copy(newshape, shape, 56, 73);
Copy(newshape, shape, 57, 74);
Copy(newshape, shape, 58, 75);
Copy(newshape, shape, 59, 76);
Copy(newshape, shape, 60, 69);
Copy(newshape, shape, 61, 70);
Copy(newshape, shape, 62, 71);
Copy(newshape, shape, 63, 66);
Copy(newshape, shape, 64, 67);
Copy(newshape, shape, 65, 68);
Inter(newshape, shape, 66, .5, 67, 70);
Copy(newshape, shape, 67, 52);
#if MOD_A1 || MOD_A || MOD_A_EMU
const double eyemouth = EyeMouthDist(shape);
newshape(38, IY) += MAX(1, .05 * eyemouth); // move side of nose down
newshape(44, IY) += MAX(1, .05 * eyemouth); // move side of nose down
newshape(46, IY) += MAX(1, .02 * eyemouth); // move down, into nostril
newshape(47, IY) += MAX(1, .02 * eyemouth); // move down, into nostril
#endif
return newshape;
}
static Shape Shape77As76( // return an approximated MUCT 76 point shape
const Shape& shape) // in: Stasm 77 point shape
{
// first 68 points same as XM2VTS
Shape newshape = DimKeep(Shape77As68(shape), 77, 2);
Copy(newshape, shape, 68, 33); // extra eyelid points
Copy(newshape, shape, 69, 31);
Copy(newshape, shape, 70, 37);
Copy(newshape, shape, 71, 35);
Copy(newshape, shape, 72, 43);
Copy(newshape, shape, 73, 41);
Copy(newshape, shape, 74, 47);
Copy(newshape, shape, 75, 45);
return newshape;
}
Shape ConvertShape( // return shape with nlandmarks, return no rows if can't
const Shape& shape, // in
int nlandmarks) // in: 77=nochange, 76=stasm3, 68=xm2vts, 22=ar, 20=bioid, 17=me17
{
Shape newshape;
if (nlandmarks == shape.rows)
newshape = shape.clone();
else if (nlandmarks == 17) // me17
newshape = Shape17(shape);
else if (shape.rows == stasm_NLANDMARKS)
{
switch(nlandmarks)
{
case 20: newshape = Shape77As20(shape); break; // BioID
case 22: newshape = Shape77As22(shape); break; // AR
case 68: newshape = Shape77As68(shape); break; // XM2VTS
case 76: newshape = Shape77As76(shape); break; // Stasm 3
}
}
return newshape;
}
} // namespace stasm