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
|
/*
* DSP Group TrueSpeech compatible decoder
* copyright (c) 2005 Konstantin Shishkov
*
* This file is part of Libav.
*
* Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVCODEC_TRUESPEECH_DATA_H
#define AVCODEC_TRUESPEECH_DATA_H
#include <stdint.h>
/* codebooks fo expanding input filter */
static const int16_t ts_cb_0[32] = {
0x8240, 0x8364, 0x84CE, 0x865D, 0x8805, 0x89DE, 0x8BD7, 0x8DF4,
0x9051, 0x92E2, 0x95DE, 0x990F, 0x9C81, 0xA079, 0xA54C, 0xAAD2,
0xB18A, 0xB90A, 0xC124, 0xC9CC, 0xD339, 0xDDD3, 0xE9D6, 0xF893,
0x096F, 0x1ACA, 0x29EC, 0x381F, 0x45F9, 0x546A, 0x63C3, 0x73B5,
};
static const int16_t ts_cb_1[32] = {
0x9F65, 0xB56B, 0xC583, 0xD371, 0xE018, 0xEBB4, 0xF61C, 0xFF59,
0x085B, 0x1106, 0x1952, 0x214A, 0x28C9, 0x2FF8, 0x36E6, 0x3D92,
0x43DF, 0x49BB, 0x4F46, 0x5467, 0x5930, 0x5DA3, 0x61EC, 0x65F9,
0x69D4, 0x6D5A, 0x709E, 0x73AD, 0x766B, 0x78F0, 0x7B5A, 0x7DA5,
};
static const int16_t ts_cb_2[16] = {
0x96F8, 0xA3B4, 0xAF45, 0xBA53, 0xC4B1, 0xCECC, 0xD86F, 0xE21E,
0xEBF3, 0xF640, 0x00F7, 0x0C20, 0x1881, 0x269A, 0x376B, 0x4D60,
};
static const int16_t ts_cb_3[16] = {
0xC654, 0xDEF2, 0xEFAA, 0xFD94, 0x096A, 0x143F, 0x1E7B, 0x282C,
0x3176, 0x3A89, 0x439F, 0x4CA2, 0x557F, 0x5E50, 0x6718, 0x6F8D,
};
static const int16_t ts_cb_4[16] = {
0xABE7, 0xBBA8, 0xC81C, 0xD326, 0xDD0E, 0xE5D4, 0xEE22, 0xF618,
0xFE28, 0x064F, 0x0EB7, 0x17B8, 0x21AA, 0x2D8B, 0x3BA2, 0x4DF9,
};
static const int16_t ts_cb_5[8] = {
0xD51B, 0xF12E, 0x042E, 0x13C7, 0x2260, 0x311B, 0x40DE, 0x5385,
};
static const int16_t ts_cb_6[8] = {
0xB550, 0xC825, 0xD980, 0xE997, 0xF883, 0x0752, 0x1811, 0x2E18,
};
static const int16_t ts_cb_7[8] = {
0xCEF0, 0xE4F9, 0xF6BB, 0x0646, 0x14F5, 0x23FF, 0x356F, 0x4A8D,
};
static const int16_t * const ts_codebook[8] = {
ts_cb_0, ts_cb_1, ts_cb_2, ts_cb_3, ts_cb_4, ts_cb_5, ts_cb_6, ts_cb_7
};
/* table used for decoding pulse positions */
static const int16_t ts_pulse_values[120] = {
0x0E46, 0x0CCC, 0x0B6D, 0x0A28, 0x08FC, 0x07E8, 0x06EB, 0x0604,
0x0532, 0x0474, 0x03C9, 0x0330, 0x02A8, 0x0230, 0x01C7, 0x016C,
0x011E, 0x00DC, 0x00A5, 0x0078, 0x0054, 0x0038, 0x0023, 0x0014,
0x000A, 0x0004, 0x0001, 0x0000, 0x0000, 0x0000,
0x0196, 0x017A, 0x015F, 0x0145, 0x012C, 0x0114, 0x00FD, 0x00E7,
0x00D2, 0x00BE, 0x00AB, 0x0099, 0x0088, 0x0078, 0x0069, 0x005B,
0x004E, 0x0042, 0x0037, 0x002D, 0x0024, 0x001C, 0x0015, 0x000F,
0x000A, 0x0006, 0x0003, 0x0001, 0x0000, 0x0000,
0x001D, 0x001C, 0x001B, 0x001A, 0x0019, 0x0018, 0x0017, 0x0016,
0x0015, 0x0014, 0x0013, 0x0012, 0x0011, 0x0010, 0x000F, 0x000E,
0x000D, 0x000C, 0x000B, 0x000A, 0x0009, 0x0008, 0x0007, 0x0006,
0x0005, 0x0004, 0x0003, 0x0002, 0x0001, 0x0000,
0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001,
0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001,
0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001,
0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001
};
/* filter for correlated input filter */
static const int16_t ts_decay_994_1000[8] =
{ 0x7F3B, 0x7E78, 0x7DB6, 0x7CF5, 0x7C35, 0x7B76, 0x7AB8, 0x79FC };
/* two-point filters table */
static const int16_t ts_order2_coeffs[25 * 2] = {
0xED2F, 0x5239,
0x54F1, 0xE4A9,
0x2620, 0xEE3E,
0x09D6, 0x2C40,
0xEFB5, 0x2BE0,
0x3FE1, 0x3339,
0x442F, 0xE6FE,
0x4458, 0xF9DF,
0xF231, 0x43DB,
0x3DB0, 0xF705,
0x4F7B, 0xFEFB,
0x26AD, 0x0CDC,
0x33C2, 0x0739,
0x12BE, 0x43A2,
0x1BDF, 0x1F3E,
0x0211, 0x0796,
0x2AEB, 0x163F,
0x050D, 0x3A38,
0x0D1E, 0x0D78,
0x150F, 0x3346,
0x38A4, 0x0B7D,
0x2D5D, 0x1FDF,
0x19B7, 0x2822,
0x0D99, 0x1F12,
0x194C, 0x0CE6
};
/* possible pulse values */
static const int16_t ts_pulse_scales[64] = {
0x0002, 0x0006, 0xFFFE, 0xFFFA,
0x0004, 0x000C, 0xFFFC, 0xFFF4,
0x0006, 0x0012, 0xFFFA, 0xFFEE,
0x000A, 0x001E, 0xFFF6, 0xFFE2,
0x0010, 0x0030, 0xFFF0, 0xFFD0,
0x0019, 0x004B, 0xFFE7, 0xFFB5,
0x0028, 0x0078, 0xFFD8, 0xFF88,
0x0040, 0x00C0, 0xFFC0, 0xFF40,
0x0065, 0x012F, 0xFF9B, 0xFED1,
0x00A1, 0x01E3, 0xFF5F, 0xFE1D,
0x0100, 0x0300, 0xFF00, 0xFD00,
0x0196, 0x04C2, 0xFE6A, 0xFB3E,
0x0285, 0x078F, 0xFD7B, 0xF871,
0x0400, 0x0C00, 0xFC00, 0xF400,
0x0659, 0x130B, 0xF9A7, 0xECF5,
0x0A14, 0x1E3C, 0xF5EC, 0xE1C4
};
/* filters used in final output calculations */
static const int16_t ts_decay_35_64[8] =
{ 0x4666, 0x26B8, 0x154C, 0x0BB6, 0x0671, 0x038B, 0x01F3, 0x0112 };
static const int16_t ts_decay_3_4[8] =
{ 0x6000, 0x4800, 0x3600, 0x2880, 0x1E60, 0x16C8, 0x1116, 0x0CD1 };
#endif /* AVCODEC_TRUESPEECH_DATA_H */
|
