/[pcsx2_0.9.7]/trunk/3rdparty/liba52/tables.h
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Contents of /trunk/3rdparty/liba52/tables.h

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1 /*
2 * tables.h
3 * Copyright (C) 2000-2002 Michel Lespinasse <walken@zoy.org>
4 * Copyright (C) 1999-2000 Aaron Holtzman <aholtzma@ess.engr.uvic.ca>
5 *
6 * This file is part of a52dec, a free ATSC A-52 stream decoder.
7 * See http://liba52.sourceforge.net/ for updates.
8 *
9 * a52dec is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * a52dec is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 */
23
24 static const int8_t exp_1[128] = {
25 -2,-2,-2,-2,-2,-2,-2,-2,-2,-2,-2,-2,-2,-2,-2,-2,-2,-2,-2,-2,-2,-2,-2,-2,-2,
26 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
27 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
28 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
29 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
30 25,25,25
31 };
32 static const int8_t exp_2[128] = {
33 -2,-2,-2,-2,-2,-1,-1,-1,-1,-1, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2,
34 -2,-2,-2,-2,-2,-1,-1,-1,-1,-1, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2,
35 -2,-2,-2,-2,-2,-1,-1,-1,-1,-1, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2,
36 -2,-2,-2,-2,-2,-1,-1,-1,-1,-1, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2,
37 -2,-2,-2,-2,-2,-1,-1,-1,-1,-1, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2,
38 25,25,25
39 };
40 static const int8_t exp_3[128] = {
41 -2,-1, 0, 1, 2,-2,-1, 0, 1, 2,-2,-1, 0, 1, 2,-2,-1, 0, 1, 2,-2,-1, 0, 1, 2,
42 -2,-1, 0, 1, 2,-2,-1, 0, 1, 2,-2,-1, 0, 1, 2,-2,-1, 0, 1, 2,-2,-1, 0, 1, 2,
43 -2,-1, 0, 1, 2,-2,-1, 0, 1, 2,-2,-1, 0, 1, 2,-2,-1, 0, 1, 2,-2,-1, 0, 1, 2,
44 -2,-1, 0, 1, 2,-2,-1, 0, 1, 2,-2,-1, 0, 1, 2,-2,-1, 0, 1, 2,-2,-1, 0, 1, 2,
45 -2,-1, 0, 1, 2,-2,-1, 0, 1, 2,-2,-1, 0, 1, 2,-2,-1, 0, 1, 2,-2,-1, 0, 1, 2,
46 25,25,25
47 };
48
49 #define Q0 ((-2 << 15) / 3.0)
50 #define Q1 (0)
51 #define Q2 ((2 << 15) / 3.0)
52
53 static const sample_t q_1_0[32] = {
54 Q0,Q0,Q0,Q0,Q0,Q0,Q0,Q0,Q0,
55 Q1,Q1,Q1,Q1,Q1,Q1,Q1,Q1,Q1,
56 Q2,Q2,Q2,Q2,Q2,Q2,Q2,Q2,Q2,
57 0,0,0,0,0
58 };
59
60 static const sample_t q_1_1[32] = {
61 Q0,Q0,Q0,Q1,Q1,Q1,Q2,Q2,Q2,
62 Q0,Q0,Q0,Q1,Q1,Q1,Q2,Q2,Q2,
63 Q0,Q0,Q0,Q1,Q1,Q1,Q2,Q2,Q2,
64 0,0,0,0,0
65 };
66
67 static const sample_t q_1_2[32] = {
68 Q0,Q1,Q2,Q0,Q1,Q2,Q0,Q1,Q2,
69 Q0,Q1,Q2,Q0,Q1,Q2,Q0,Q1,Q2,
70 Q0,Q1,Q2,Q0,Q1,Q2,Q0,Q1,Q2,
71 0,0,0,0,0
72 };
73
74 #undef Q0
75 #undef Q1
76 #undef Q2
77
78 #define Q0 ((-4 << 15) / 5.0)
79 #define Q1 ((-2 << 15) / 5.0)
80 #define Q2 (0)
81 #define Q3 ((2 << 15) / 5.0)
82 #define Q4 ((4 << 15) / 5.0)
83
84 static const sample_t q_2_0[128] = {
85 Q0,Q0,Q0,Q0,Q0,Q0,Q0,Q0,Q0,Q0,Q0,Q0,Q0,Q0,Q0,Q0,Q0,Q0,Q0,Q0,Q0,Q0,Q0,Q0,Q0,
86 Q1,Q1,Q1,Q1,Q1,Q1,Q1,Q1,Q1,Q1,Q1,Q1,Q1,Q1,Q1,Q1,Q1,Q1,Q1,Q1,Q1,Q1,Q1,Q1,Q1,
87 Q2,Q2,Q2,Q2,Q2,Q2,Q2,Q2,Q2,Q2,Q2,Q2,Q2,Q2,Q2,Q2,Q2,Q2,Q2,Q2,Q2,Q2,Q2,Q2,Q2,
88 Q3,Q3,Q3,Q3,Q3,Q3,Q3,Q3,Q3,Q3,Q3,Q3,Q3,Q3,Q3,Q3,Q3,Q3,Q3,Q3,Q3,Q3,Q3,Q3,Q3,
89 Q4,Q4,Q4,Q4,Q4,Q4,Q4,Q4,Q4,Q4,Q4,Q4,Q4,Q4,Q4,Q4,Q4,Q4,Q4,Q4,Q4,Q4,Q4,Q4,Q4,
90 0,0,0
91 };
92
93 static const sample_t q_2_1[128] = {
94 Q0,Q0,Q0,Q0,Q0,Q1,Q1,Q1,Q1,Q1,Q2,Q2,Q2,Q2,Q2,Q3,Q3,Q3,Q3,Q3,Q4,Q4,Q4,Q4,Q4,
95 Q0,Q0,Q0,Q0,Q0,Q1,Q1,Q1,Q1,Q1,Q2,Q2,Q2,Q2,Q2,Q3,Q3,Q3,Q3,Q3,Q4,Q4,Q4,Q4,Q4,
96 Q0,Q0,Q0,Q0,Q0,Q1,Q1,Q1,Q1,Q1,Q2,Q2,Q2,Q2,Q2,Q3,Q3,Q3,Q3,Q3,Q4,Q4,Q4,Q4,Q4,
97 Q0,Q0,Q0,Q0,Q0,Q1,Q1,Q1,Q1,Q1,Q2,Q2,Q2,Q2,Q2,Q3,Q3,Q3,Q3,Q3,Q4,Q4,Q4,Q4,Q4,
98 Q0,Q0,Q0,Q0,Q0,Q1,Q1,Q1,Q1,Q1,Q2,Q2,Q2,Q2,Q2,Q3,Q3,Q3,Q3,Q3,Q4,Q4,Q4,Q4,Q4,
99 0,0,0
100 };
101
102 static const sample_t q_2_2[128] = {
103 Q0,Q1,Q2,Q3,Q4,Q0,Q1,Q2,Q3,Q4,Q0,Q1,Q2,Q3,Q4,Q0,Q1,Q2,Q3,Q4,Q0,Q1,Q2,Q3,Q4,
104 Q0,Q1,Q2,Q3,Q4,Q0,Q1,Q2,Q3,Q4,Q0,Q1,Q2,Q3,Q4,Q0,Q1,Q2,Q3,Q4,Q0,Q1,Q2,Q3,Q4,
105 Q0,Q1,Q2,Q3,Q4,Q0,Q1,Q2,Q3,Q4,Q0,Q1,Q2,Q3,Q4,Q0,Q1,Q2,Q3,Q4,Q0,Q1,Q2,Q3,Q4,
106 Q0,Q1,Q2,Q3,Q4,Q0,Q1,Q2,Q3,Q4,Q0,Q1,Q2,Q3,Q4,Q0,Q1,Q2,Q3,Q4,Q0,Q1,Q2,Q3,Q4,
107 Q0,Q1,Q2,Q3,Q4,Q0,Q1,Q2,Q3,Q4,Q0,Q1,Q2,Q3,Q4,Q0,Q1,Q2,Q3,Q4,Q0,Q1,Q2,Q3,Q4,
108 0,0,0
109 };
110
111 #undef Q0
112 #undef Q1
113 #undef Q2
114 #undef Q3
115 #undef Q4
116
117 static const sample_t q_3[8] = {
118 (-6 << 15)/7.0, (-4 << 15)/7.0, (-2 << 15)/7.0, 0,
119 ( 2 << 15)/7.0, ( 4 << 15)/7.0, ( 6 << 15)/7.0, 0
120 };
121
122 #define Q0 ((-10 << 15) / 11.0)
123 #define Q1 ((-8 << 15) / 11.0)
124 #define Q2 ((-6 << 15) / 11.0)
125 #define Q3 ((-4 << 15) / 11.0)
126 #define Q4 ((-2 << 15) / 11.0)
127 #define Q5 (0)
128 #define Q6 ((2 << 15) / 11.0)
129 #define Q7 ((4 << 15) / 11.0)
130 #define Q8 ((6 << 15) / 11.0)
131 #define Q9 ((8 << 15) / 11.0)
132 #define QA ((10 << 15) / 11.0)
133
134 static const sample_t q_4_0[128] = {
135 Q0, Q0, Q0, Q0, Q0, Q0, Q0, Q0, Q0, Q0, Q0,
136 Q1, Q1, Q1, Q1, Q1, Q1, Q1, Q1, Q1, Q1, Q1,
137 Q2, Q2, Q2, Q2, Q2, Q2, Q2, Q2, Q2, Q2, Q2,
138 Q3, Q3, Q3, Q3, Q3, Q3, Q3, Q3, Q3, Q3, Q3,
139 Q4, Q4, Q4, Q4, Q4, Q4, Q4, Q4, Q4, Q4, Q4,
140 Q5, Q5, Q5, Q5, Q5, Q5, Q5, Q5, Q5, Q5, Q5,
141 Q6, Q6, Q6, Q6, Q6, Q6, Q6, Q6, Q6, Q6, Q6,
142 Q7, Q7, Q7, Q7, Q7, Q7, Q7, Q7, Q7, Q7, Q7,
143 Q8, Q8, Q8, Q8, Q8, Q8, Q8, Q8, Q8, Q8, Q8,
144 Q9, Q9, Q9, Q9, Q9, Q9, Q9, Q9, Q9, Q9, Q9,
145 QA, QA, QA, QA, QA, QA, QA, QA, QA, QA, QA,
146 0, 0, 0, 0, 0, 0, 0
147 };
148
149 static const sample_t q_4_1[128] = {
150 Q0, Q1, Q2, Q3, Q4, Q5, Q6, Q7, Q8, Q9, QA,
151 Q0, Q1, Q2, Q3, Q4, Q5, Q6, Q7, Q8, Q9, QA,
152 Q0, Q1, Q2, Q3, Q4, Q5, Q6, Q7, Q8, Q9, QA,
153 Q0, Q1, Q2, Q3, Q4, Q5, Q6, Q7, Q8, Q9, QA,
154 Q0, Q1, Q2, Q3, Q4, Q5, Q6, Q7, Q8, Q9, QA,
155 Q0, Q1, Q2, Q3, Q4, Q5, Q6, Q7, Q8, Q9, QA,
156 Q0, Q1, Q2, Q3, Q4, Q5, Q6, Q7, Q8, Q9, QA,
157 Q0, Q1, Q2, Q3, Q4, Q5, Q6, Q7, Q8, Q9, QA,
158 Q0, Q1, Q2, Q3, Q4, Q5, Q6, Q7, Q8, Q9, QA,
159 Q0, Q1, Q2, Q3, Q4, Q5, Q6, Q7, Q8, Q9, QA,
160 Q0, Q1, Q2, Q3, Q4, Q5, Q6, Q7, Q8, Q9, QA,
161 0, 0, 0, 0, 0, 0, 0
162 };
163
164 #undef Q0
165 #undef Q1
166 #undef Q2
167 #undef Q3
168 #undef Q4
169 #undef Q5
170 #undef Q6
171 #undef Q7
172 #undef Q8
173 #undef Q9
174 #undef QA
175
176 static const sample_t q_5[16] = {
177 (-14 << 15)/15.0,(-12 << 15)/15.0,(-10 << 15)/15.0,
178 ( -8 << 15)/15.0,( -6 << 15)/15.0,( -4 << 15)/15.0,
179 ( -2 << 15)/15.0, 0 ,( 2 << 15)/15.0,
180 ( 4 << 15)/15.0,( 6 << 15)/15.0,( 8 << 15)/15.0,
181 ( 10 << 15)/15.0,( 12 << 15)/15.0,( 14 << 15)/15.0,
182 0
183 };
184
185 static const sample_t scale_factor[25] = {
186 0.000030517578125,
187 0.0000152587890625,
188 0.00000762939453125,
189 0.000003814697265625,
190 0.0000019073486328125,
191 0.00000095367431640625,
192 0.000000476837158203125,
193 0.0000002384185791015625,
194 0.00000011920928955078125,
195 0.000000059604644775390625,
196 0.0000000298023223876953125,
197 0.00000001490116119384765625,
198 0.000000007450580596923828125,
199 0.0000000037252902984619140625,
200 0.00000000186264514923095703125,
201 0.000000000931322574615478515625,
202 0.0000000004656612873077392578125,
203 0.00000000023283064365386962890625,
204 0.000000000116415321826934814453125,
205 0.0000000000582076609134674072265625,
206 0.00000000002910383045673370361328125,
207 0.000000000014551915228366851806640625,
208 0.0000000000072759576141834259033203125,
209 0.00000000000363797880709171295166015625,
210 0.000000000001818989403545856475830078125
211 };
212
213 static const uint16_t dither_lut[256] = {
214 0x0000, 0xa011, 0xe033, 0x4022, 0x6077, 0xc066, 0x8044, 0x2055,
215 0xc0ee, 0x60ff, 0x20dd, 0x80cc, 0xa099, 0x0088, 0x40aa, 0xe0bb,
216 0x21cd, 0x81dc, 0xc1fe, 0x61ef, 0x41ba, 0xe1ab, 0xa189, 0x0198,
217 0xe123, 0x4132, 0x0110, 0xa101, 0x8154, 0x2145, 0x6167, 0xc176,
218 0x439a, 0xe38b, 0xa3a9, 0x03b8, 0x23ed, 0x83fc, 0xc3de, 0x63cf,
219 0x8374, 0x2365, 0x6347, 0xc356, 0xe303, 0x4312, 0x0330, 0xa321,
220 0x6257, 0xc246, 0x8264, 0x2275, 0x0220, 0xa231, 0xe213, 0x4202,
221 0xa2b9, 0x02a8, 0x428a, 0xe29b, 0xc2ce, 0x62df, 0x22fd, 0x82ec,
222 0x8734, 0x2725, 0x6707, 0xc716, 0xe743, 0x4752, 0x0770, 0xa761,
223 0x47da, 0xe7cb, 0xa7e9, 0x07f8, 0x27ad, 0x87bc, 0xc79e, 0x678f,
224 0xa6f9, 0x06e8, 0x46ca, 0xe6db, 0xc68e, 0x669f, 0x26bd, 0x86ac,
225 0x6617, 0xc606, 0x8624, 0x2635, 0x0660, 0xa671, 0xe653, 0x4642,
226 0xc4ae, 0x64bf, 0x249d, 0x848c, 0xa4d9, 0x04c8, 0x44ea, 0xe4fb,
227 0x0440, 0xa451, 0xe473, 0x4462, 0x6437, 0xc426, 0x8404, 0x2415,
228 0xe563, 0x4572, 0x0550, 0xa541, 0x8514, 0x2505, 0x6527, 0xc536,
229 0x258d, 0x859c, 0xc5be, 0x65af, 0x45fa, 0xe5eb, 0xa5c9, 0x05d8,
230 0xae79, 0x0e68, 0x4e4a, 0xee5b, 0xce0e, 0x6e1f, 0x2e3d, 0x8e2c,
231 0x6e97, 0xce86, 0x8ea4, 0x2eb5, 0x0ee0, 0xaef1, 0xeed3, 0x4ec2,
232 0x8fb4, 0x2fa5, 0x6f87, 0xcf96, 0xefc3, 0x4fd2, 0x0ff0, 0xafe1,
233 0x4f5a, 0xef4b, 0xaf69, 0x0f78, 0x2f2d, 0x8f3c, 0xcf1e, 0x6f0f,
234 0xede3, 0x4df2, 0x0dd0, 0xadc1, 0x8d94, 0x2d85, 0x6da7, 0xcdb6,
235 0x2d0d, 0x8d1c, 0xcd3e, 0x6d2f, 0x4d7a, 0xed6b, 0xad49, 0x0d58,
236 0xcc2e, 0x6c3f, 0x2c1d, 0x8c0c, 0xac59, 0x0c48, 0x4c6a, 0xec7b,
237 0x0cc0, 0xacd1, 0xecf3, 0x4ce2, 0x6cb7, 0xcca6, 0x8c84, 0x2c95,
238 0x294d, 0x895c, 0xc97e, 0x696f, 0x493a, 0xe92b, 0xa909, 0x0918,
239 0xe9a3, 0x49b2, 0x0990, 0xa981, 0x89d4, 0x29c5, 0x69e7, 0xc9f6,
240 0x0880, 0xa891, 0xe8b3, 0x48a2, 0x68f7, 0xc8e6, 0x88c4, 0x28d5,
241 0xc86e, 0x687f, 0x285d, 0x884c, 0xa819, 0x0808, 0x482a, 0xe83b,
242 0x6ad7, 0xcac6, 0x8ae4, 0x2af5, 0x0aa0, 0xaab1, 0xea93, 0x4a82,
243 0xaa39, 0x0a28, 0x4a0a, 0xea1b, 0xca4e, 0x6a5f, 0x2a7d, 0x8a6c,
244 0x4b1a, 0xeb0b, 0xab29, 0x0b38, 0x2b6d, 0x8b7c, 0xcb5e, 0x6b4f,
245 0x8bf4, 0x2be5, 0x6bc7, 0xcbd6, 0xeb83, 0x4b92, 0x0bb0, 0xaba1
246 };

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