1 #ifdef HAVE_CONFIG_H
2 #include <config.h>
3 #endif
4
5 #include <stdio.h>
6 #include <string.h>
7 #include <math.h>
8
9 #include "feat.h"
10 #include "ckd_alloc.h"
11
12 const mfcc_t data[6][13] = {
13 { FLOAT2MFCC(15.114), FLOAT2MFCC(-1.424), FLOAT2MFCC(-0.953),
14 FLOAT2MFCC(0.186), FLOAT2MFCC(-0.656), FLOAT2MFCC(-0.226),
15 FLOAT2MFCC(-0.105), FLOAT2MFCC(-0.412), FLOAT2MFCC(-0.024),
16 FLOAT2MFCC(-0.091), FLOAT2MFCC(-0.124), FLOAT2MFCC(-0.158), FLOAT2MFCC(-0.197)},
17 { FLOAT2MFCC(14.729), FLOAT2MFCC(-1.313), FLOAT2MFCC(-0.892),
18 FLOAT2MFCC(0.140), FLOAT2MFCC(-0.676), FLOAT2MFCC(-0.089),
19 FLOAT2MFCC(-0.313), FLOAT2MFCC(-0.422), FLOAT2MFCC(-0.058),
20 FLOAT2MFCC(-0.101), FLOAT2MFCC(-0.100), FLOAT2MFCC(-0.128), FLOAT2MFCC(-0.123)},
21 { FLOAT2MFCC(14.502), FLOAT2MFCC(-1.351), FLOAT2MFCC(-1.028),
22 FLOAT2MFCC(-0.189), FLOAT2MFCC(-0.718), FLOAT2MFCC(-0.139),
23 FLOAT2MFCC(-0.121), FLOAT2MFCC(-0.365), FLOAT2MFCC(-0.139),
24 FLOAT2MFCC(-0.154), FLOAT2MFCC(0.041), FLOAT2MFCC(0.009), FLOAT2MFCC(-0.073)},
25 { FLOAT2MFCC(14.557), FLOAT2MFCC(-1.676), FLOAT2MFCC(-0.864),
26 FLOAT2MFCC(0.118), FLOAT2MFCC(-0.445), FLOAT2MFCC(-0.168),
27 FLOAT2MFCC(-0.069), FLOAT2MFCC(-0.503), FLOAT2MFCC(-0.013),
28 FLOAT2MFCC(0.007), FLOAT2MFCC(-0.056), FLOAT2MFCC(-0.075), FLOAT2MFCC(-0.237)},
29 { FLOAT2MFCC(14.665), FLOAT2MFCC(-1.498), FLOAT2MFCC(-0.582),
30 FLOAT2MFCC(0.209), FLOAT2MFCC(-0.487), FLOAT2MFCC(-0.247),
31 FLOAT2MFCC(-0.142), FLOAT2MFCC(-0.439), FLOAT2MFCC(0.059),
32 FLOAT2MFCC(-0.058), FLOAT2MFCC(-0.265), FLOAT2MFCC(-0.109), FLOAT2MFCC(-0.196)},
33 { FLOAT2MFCC(15.025), FLOAT2MFCC(-1.199), FLOAT2MFCC(-0.607),
34 FLOAT2MFCC(0.235), FLOAT2MFCC(-0.499), FLOAT2MFCC(-0.080),
35 FLOAT2MFCC(-0.062), FLOAT2MFCC(-0.554), FLOAT2MFCC(-0.209),
36 FLOAT2MFCC(-0.124), FLOAT2MFCC(-0.445), FLOAT2MFCC(-0.352), FLOAT2MFCC(-0.400)},
37 };
38
39 int
main(int argc,char * argv[])40 main(int argc, char *argv[])
41 {
42 feat_t *fcb;
43 mfcc_t **in_feats, ***out_feats;
44 int32 i, j, ncep;
45
46 /* Test "raw" features without concatenation */
47 fcb = feat_init("13", CMN_NONE, 0, AGC_NONE, 1, 13);
48
49 in_feats = (mfcc_t **)ckd_alloc_2d_ptr(6, 13, data, sizeof(mfcc_t));
50 out_feats = (mfcc_t ***)ckd_calloc_3d(6, 1, 13, sizeof(mfcc_t));
51 ncep = 6;
52 feat_s2mfc2feat_live(fcb, in_feats, &ncep, 1, 1, out_feats);
53
54 for (i = 0; i < 6; ++i) {
55 for (j = 0; j < 13; ++j) {
56 printf("%.3f ", MFCC2FLOAT(out_feats[i][0][j]));
57 }
58 printf("\n");
59 }
60 feat_free(fcb);
61 ckd_free(in_feats);
62 ckd_free_3d(out_feats);
63
64 /* Test "raw" features with concatenation */
65 fcb = feat_init("13:1", CMN_NONE, 0, AGC_NONE, 1, 13);
66
67 in_feats = (mfcc_t **)ckd_alloc_2d_ptr(6, 13, data, sizeof(mfcc_t));
68 out_feats = (mfcc_t ***)ckd_calloc_3d(8, 1, 39, sizeof(mfcc_t));
69 ncep = 6;
70 feat_s2mfc2feat_live(fcb, in_feats, &ncep, 1, 1, out_feats);
71
72 for (i = 0; i < 6; ++i) {
73 for (j = 0; j < 39; ++j) {
74 printf("%.3f ", MFCC2FLOAT(out_feats[i][0][j]));
75 }
76 printf("\n");
77 }
78 feat_free(fcb);
79
80 /* Test 1s_c_d_dd features */
81 fcb = feat_init("1s_c_d_dd", CMN_NONE, 0, AGC_NONE, 1, 13);
82 ncep = 6;
83 feat_s2mfc2feat_live(fcb, in_feats, &ncep, 1, 1, out_feats);
84
85 for (i = 0; i < 6; ++i) {
86 for (j = 0; j < 39; ++j) {
87 printf("%.3f ", MFCC2FLOAT(out_feats[i][0][j]));
88 }
89 printf("\n");
90 }
91
92 /* Verify that the deltas are correct. */
93 for (i = 2; i < 4; ++i) {
94 for (j = 0; j < 13; ++j) {
95 if (fabs(MFCC2FLOAT(out_feats[i][0][13+j] -
96 (out_feats[i+2][0][j]
97 - out_feats[i-2][0][j]))) > 0.01) {
98 printf("Delta mismatch in [%d][%d]\n", i, j);
99 return 1;
100 }
101 }
102 }
103 feat_free(fcb);
104 ckd_free(in_feats);
105 ckd_free_3d(out_feats);
106
107 return 0;
108 }
109