572387cd7a9a5fd8e7c6cdc7aca96d1052bbb5e1
[libav.git] / libavcodec / truespeech_data.h
1 /*
2 * DSP Group TrueSpeech compatible decoder
3 * copyright (c) 2005 Konstantin Shishkov
4 *
5 * This file is part of FFmpeg.
6 *
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22 #ifndef FFMPEG_TRUESPEECH_DATA_H
23 #define FFMPEG_TRUESPEECH_DATA_H
24
25 #include <stdint.h>
26
27 /* codebooks fo expanding input filter */
28 static const int16_t ts_cb_0[32] = {
29 0x8240, 0x8364, 0x84CE, 0x865D, 0x8805, 0x89DE, 0x8BD7, 0x8DF4,
30 0x9051, 0x92E2, 0x95DE, 0x990F, 0x9C81, 0xA079, 0xA54C, 0xAAD2,
31 0xB18A, 0xB90A, 0xC124, 0xC9CC, 0xD339, 0xDDD3, 0xE9D6, 0xF893,
32 0x096F, 0x1ACA, 0x29EC, 0x381F, 0x45F9, 0x546A, 0x63C3, 0x73B5,
33 };
34
35 static const int16_t ts_cb_1[32] = {
36 0x9F65, 0xB56B, 0xC583, 0xD371, 0xE018, 0xEBB4, 0xF61C, 0xFF59,
37 0x085B, 0x1106, 0x1952, 0x214A, 0x28C9, 0x2FF8, 0x36E6, 0x3D92,
38 0x43DF, 0x49BB, 0x4F46, 0x5467, 0x5930, 0x5DA3, 0x61EC, 0x65F9,
39 0x69D4, 0x6D5A, 0x709E, 0x73AD, 0x766B, 0x78F0, 0x7B5A, 0x7DA5,
40 };
41
42 static const int16_t ts_cb_2[16] = {
43 0x96F8, 0xA3B4, 0xAF45, 0xBA53, 0xC4B1, 0xCECC, 0xD86F, 0xE21E,
44 0xEBF3, 0xF640, 0x00F7, 0x0C20, 0x1881, 0x269A, 0x376B, 0x4D60,
45 };
46
47 static const int16_t ts_cb_3[16] = {
48 0xC654, 0xDEF2, 0xEFAA, 0xFD94, 0x096A, 0x143F, 0x1E7B, 0x282C,
49 0x3176, 0x3A89, 0x439F, 0x4CA2, 0x557F, 0x5E50, 0x6718, 0x6F8D,
50 };
51
52 static const int16_t ts_cb_4[16] = {
53 0xABE7, 0xBBA8, 0xC81C, 0xD326, 0xDD0E, 0xE5D4, 0xEE22, 0xF618,
54 0xFE28, 0x064F, 0x0EB7, 0x17B8, 0x21AA, 0x2D8B, 0x3BA2, 0x4DF9,
55 };
56
57 static const int16_t ts_cb_5[8] = {
58 0xD51B, 0xF12E, 0x042E, 0x13C7, 0x2260, 0x311B, 0x40DE, 0x5385,
59 };
60
61 static const int16_t ts_cb_6[8] = {
62 0xB550, 0xC825, 0xD980, 0xE997, 0xF883, 0x0752, 0x1811, 0x2E18,
63 };
64
65 static const int16_t ts_cb_7[8] = {
66 0xCEF0, 0xE4F9, 0xF6BB, 0x0646, 0x14F5, 0x23FF, 0x356F, 0x4A8D,
67 };
68
69 static const int16_t * const ts_codebook[8] = {
70 ts_cb_0, ts_cb_1, ts_cb_2, ts_cb_3, ts_cb_4, ts_cb_5, ts_cb_6, ts_cb_7
71 };
72
73 /* table used for decoding pulse positions */
74 static const int16_t ts_140[120] = {
75 0x0E46, 0x0CCC, 0x0B6D, 0x0A28, 0x08FC, 0x07E8, 0x06EB, 0x0604,
76 0x0532, 0x0474, 0x03C9, 0x0330, 0x02A8, 0x0230, 0x01C7, 0x016C,
77 0x011E, 0x00DC, 0x00A5, 0x0078, 0x0054, 0x0038, 0x0023, 0x0014,
78 0x000A, 0x0004, 0x0001, 0x0000, 0x0000, 0x0000,
79
80 0x0196, 0x017A, 0x015F, 0x0145, 0x012C, 0x0114, 0x00FD, 0x00E7,
81 0x00D2, 0x00BE, 0x00AB, 0x0099, 0x0088, 0x0078, 0x0069, 0x005B,
82 0x004E, 0x0042, 0x0037, 0x002D, 0x0024, 0x001C, 0x0015, 0x000F,
83 0x000A, 0x0006, 0x0003, 0x0001, 0x0000, 0x0000,
84
85 0x001D, 0x001C, 0x001B, 0x001A, 0x0019, 0x0018, 0x0017, 0x0016,
86 0x0015, 0x0014, 0x0013, 0x0012, 0x0011, 0x0010, 0x000F, 0x000E,
87 0x000D, 0x000C, 0x000B, 0x000A, 0x0009, 0x0008, 0x0007, 0x0006,
88 0x0005, 0x0004, 0x0003, 0x0002, 0x0001, 0x0000,
89
90 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001,
91 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001,
92 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001,
93 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001
94 };
95
96 /* filter for correlated input filter */
97 static const int16_t ts_230[8] =
98 { 0x7F3B, 0x7E78, 0x7DB6, 0x7CF5, 0x7C35, 0x7B76, 0x7AB8, 0x79FC };
99
100 /* two-point filters table */
101 static const int16_t ts_240[25 * 2] = {
102 0xED2F, 0x5239,
103 0x54F1, 0xE4A9,
104 0x2620, 0xEE3E,
105 0x09D6, 0x2C40,
106 0xEFB5, 0x2BE0,
107
108 0x3FE1, 0x3339,
109 0x442F, 0xE6FE,
110 0x4458, 0xF9DF,
111 0xF231, 0x43DB,
112 0x3DB0, 0xF705,
113
114 0x4F7B, 0xFEFB,
115 0x26AD, 0x0CDC,
116 0x33C2, 0x0739,
117 0x12BE, 0x43A2,
118 0x1BDF, 0x1F3E,
119
120 0x0211, 0x0796,
121 0x2AEB, 0x163F,
122 0x050D, 0x3A38,
123 0x0D1E, 0x0D78,
124 0x150F, 0x3346,
125
126 0x38A4, 0x0B7D,
127 0x2D5D, 0x1FDF,
128 0x19B7, 0x2822,
129 0x0D99, 0x1F12,
130 0x194C, 0x0CE6
131 };
132
133 /* possible pulse values */
134 static const int16_t ts_562[64] = {
135 0x0002, 0x0006, 0xFFFE, 0xFFFA,
136 0x0004, 0x000C, 0xFFFC, 0xFFF4,
137 0x0006, 0x0012, 0xFFFA, 0xFFEE,
138 0x000A, 0x001E, 0xFFF6, 0xFFE2,
139 0x0010, 0x0030, 0xFFF0, 0xFFD0,
140 0x0019, 0x004B, 0xFFE7, 0xFFB5,
141 0x0028, 0x0078, 0xFFD8, 0xFF88,
142 0x0040, 0x00C0, 0xFFC0, 0xFF40,
143 0x0065, 0x012F, 0xFF9B, 0xFED1,
144 0x00A1, 0x01E3, 0xFF5F, 0xFE1D,
145 0x0100, 0x0300, 0xFF00, 0xFD00,
146 0x0196, 0x04C2, 0xFE6A, 0xFB3E,
147 0x0285, 0x078F, 0xFD7B, 0xF871,
148 0x0400, 0x0C00, 0xFC00, 0xF400,
149 0x0659, 0x130B, 0xF9A7, 0xECF5,
150 0x0A14, 0x1E3C, 0xF5EC, 0xE1C4
151 };
152
153 /* filters used in final output calculations */
154 static const int16_t ts_5E2[8] =
155 { 0x4666, 0x26B8, 0x154C, 0x0BB6, 0x0671, 0x038B, 0x01F3, 0x0112 };
156 static const int16_t ts_5F2[8] =
157 { 0x6000, 0x4800, 0x3600, 0x2880, 0x1E60, 0x16C8, 0x1116, 0x0CD1 };
158
159 #endif /* FFMPEG_TRUESPEECH_DATA_H */