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ffmpeg / libavcodec / qdm2data.h @ bb54f6ab

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1 3135258e Roberto Togni
/*
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 * QDM2 compatible decoder
3
 * Copyright (c) 2003 Ewald Snel
4
 * Copyright (c) 2005 Benjamin Larsson
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 * Copyright (c) 2005 Alex Beregszaszi
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 * Copyright (c) 2005 Roberto Togni
7
 *
8 b78e7197 Diego Biurrun
 * This file is part of FFmpeg.
9
 *
10
 * FFmpeg is free software; you can redistribute it and/or
11 3135258e Roberto Togni
 * modify it under the terms of the GNU Lesser General Public
12
 * License as published by the Free Software Foundation; either
13 b78e7197 Diego Biurrun
 * version 2.1 of the License, or (at your option) any later version.
14 3135258e Roberto Togni
 *
15 b78e7197 Diego Biurrun
 * FFmpeg is distributed in the hope that it will be useful,
16 3135258e Roberto Togni
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
18
 * Lesser General Public License for more details.
19
 *
20
 * You should have received a copy of the GNU Lesser General Public
21 b78e7197 Diego Biurrun
 * License along with FFmpeg; if not, write to the Free Software
22 5509bffa Diego Biurrun
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23 3135258e Roberto Togni
 *
24
 */
25 115329f1 Diego Biurrun
26 3135258e Roberto Togni
 /**
27
 * @file qdm2data.h
28
 * Various QDM2 tables.
29
 */
30
31
#ifndef QDM2DATA_H
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#define QDM2DATA_H
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34
/** VLC TABLES **/
35
36
/* values in this table range from -1..23; adjust retrieved value by -1 */
37 109d2de1 Stefan Huehner
static const uint16_t vlc_tab_level_huffcodes[24] = {
38 3135258e Roberto Togni
    0x037c, 0x0004, 0x003c, 0x004c, 0x003a, 0x002c, 0x001c, 0x001a,
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    0x0024, 0x0014, 0x0001, 0x0002, 0x0000, 0x0003, 0x0007, 0x0005,
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    0x0006, 0x0008, 0x0009, 0x000a, 0x000c, 0x00fc, 0x007c, 0x017c
41
};
42
43 109d2de1 Stefan Huehner
static const uint8_t vlc_tab_level_huffbits[24] = {
44 3135258e Roberto Togni
    10, 6, 7, 7, 6, 6, 6, 6, 6, 5, 4, 4, 4, 3, 3, 3, 3, 4, 4, 5, 7, 8, 9, 10
45
};
46
47
/* values in this table range from -1..36; adjust retrieved value by -1 */
48 109d2de1 Stefan Huehner
static const uint16_t vlc_tab_diff_huffcodes[37] = {
49 3135258e Roberto Togni
    0x1c57, 0x0004, 0x0000, 0x0001, 0x0003, 0x0002, 0x000f, 0x000e,
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    0x0007, 0x0016, 0x0037, 0x0027, 0x0026, 0x0066, 0x0006, 0x0097,
51
    0x0046, 0x01c6, 0x0017, 0x0786, 0x0086, 0x0257, 0x00d7, 0x0357,
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    0x00c6, 0x0386, 0x0186, 0x0000, 0x0157, 0x0c57, 0x0057, 0x0000,
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    0x0b86, 0x0000, 0x1457, 0x0000, 0x0457
54
};
55
56 109d2de1 Stefan Huehner
static const uint8_t vlc_tab_diff_huffbits[37] = {
57 3135258e Roberto Togni
    13, 3, 3, 2, 3, 3, 4, 4, 6, 5, 6, 6, 7, 7, 8, 8,
58
    8, 9, 8, 11, 9, 10, 8, 10, 9, 12, 10, 0, 10, 13, 11, 0,
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    12, 0, 13, 0, 13
60
};
61
62
/* values in this table range from -1..5; adjust retrieved value by -1 */
63 109d2de1 Stefan Huehner
static const uint8_t vlc_tab_run_huffcodes[6] = {
64 3135258e Roberto Togni
    0x1f, 0x00, 0x01, 0x03, 0x07, 0x0f
65
};
66
67 109d2de1 Stefan Huehner
static const uint8_t vlc_tab_run_huffbits[6] = {
68 3135258e Roberto Togni
    5, 1, 2, 3, 4, 5
69
};
70
71
/* values in this table range from -1..19; adjust retrieved value by -1 */
72 109d2de1 Stefan Huehner
static const uint16_t vlc_tab_tone_level_idx_hi1_huffcodes[20] = {
73 3135258e Roberto Togni
    0x5714, 0x000c, 0x0002, 0x0001, 0x0000, 0x0004, 0x0034, 0x0054,
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    0x0094, 0x0014, 0x0114, 0x0214, 0x0314, 0x0614, 0x0e14, 0x0f14,
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    0x2714, 0x0714, 0x1714, 0x3714
76
};
77
78 109d2de1 Stefan Huehner
static const uint8_t vlc_tab_tone_level_idx_hi1_huffbits[20] = {
79 3135258e Roberto Togni
    15, 4, 2, 1, 3, 5, 6, 7, 8, 10, 10, 11, 11, 12, 12, 12, 14, 14, 15, 14
80
};
81
82
/* values in this table range from -1..23; adjust retrieved value by -1 */
83 109d2de1 Stefan Huehner
static const uint16_t vlc_tab_tone_level_idx_mid_huffcodes[24] = {
84 3135258e Roberto Togni
    0x0fea, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
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    0x0000, 0x0000, 0x0000, 0x0000, 0x03ea, 0x00ea, 0x002a, 0x001a,
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    0x0006, 0x0001, 0x0000, 0x0002, 0x000a, 0x006a, 0x01ea, 0x07ea
87
};
88
89 109d2de1 Stefan Huehner
static const uint8_t vlc_tab_tone_level_idx_mid_huffbits[24] = {
90 3135258e Roberto Togni
    12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 11, 9, 7, 5, 3, 1, 2, 4, 6, 8, 10, 12
91
};
92
93
/* values in this table range from -1..23; adjust retrieved value by -1 */
94 109d2de1 Stefan Huehner
static const uint16_t vlc_tab_tone_level_idx_hi2_huffcodes[24] = {
95 3135258e Roberto Togni
    0x0664, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0064, 0x00e4,
96
    0x00a4, 0x0068, 0x0004, 0x0008, 0x0014, 0x0018, 0x0000, 0x0001,
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    0x0002, 0x0003, 0x000c, 0x0028, 0x0024, 0x0164, 0x0000, 0x0264
98
};
99
100 109d2de1 Stefan Huehner
static const uint8_t vlc_tab_tone_level_idx_hi2_huffbits[24] = {
101 3135258e Roberto Togni
    11, 0, 0, 0, 0, 0, 10, 8, 8, 7, 6, 6, 5, 5, 4, 2, 2, 2, 4, 7, 8, 9, 0, 11
102
};
103
104
/* values in this table range from -1..8; adjust retrieved value by -1 */
105 109d2de1 Stefan Huehner
static const uint8_t vlc_tab_type30_huffcodes[9] = {
106 3135258e Roberto Togni
    0x3c, 0x06, 0x00, 0x01, 0x03, 0x02, 0x04, 0x0c, 0x1c
107
};
108
109 109d2de1 Stefan Huehner
static const uint8_t vlc_tab_type30_huffbits[9] = {
110 3135258e Roberto Togni
    6, 3, 3, 2, 2, 3, 4, 5, 6
111
};
112
113
/* values in this table range from -1..9; adjust retrieved value by -1 */
114 109d2de1 Stefan Huehner
static const uint8_t vlc_tab_type34_huffcodes[10] = {
115 3135258e Roberto Togni
    0x18, 0x00, 0x01, 0x04, 0x05, 0x07, 0x03, 0x02, 0x06, 0x08
116
};
117
118 109d2de1 Stefan Huehner
static const uint8_t vlc_tab_type34_huffbits[10] = {
119 3135258e Roberto Togni
    5, 4, 3, 3, 3, 3, 3, 3, 3, 5
120
};
121
122
/* values in this table range from -1..22; adjust retrieved value by -1 */
123 109d2de1 Stefan Huehner
static const uint16_t vlc_tab_fft_tone_offset_0_huffcodes[23] = {
124 3135258e Roberto Togni
    0x038e, 0x0001, 0x0000, 0x0022, 0x000a, 0x0006, 0x0012, 0x0002,
125
    0x001e, 0x003e, 0x0056, 0x0016, 0x000e, 0x0032, 0x0072, 0x0042,
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    0x008e, 0x004e, 0x00f2, 0x002e, 0x0036, 0x00c2, 0x018e
127
};
128
129 109d2de1 Stefan Huehner
static const uint8_t vlc_tab_fft_tone_offset_0_huffbits[23] = {
130 3135258e Roberto Togni
    10, 1, 2, 6, 4, 5, 6, 7, 6, 6, 7, 7, 8, 7, 8, 8, 9, 7, 8, 6, 6, 8, 10
131
};
132
133
/* values in this table range from -1..27; adjust retrieved value by -1 */
134 109d2de1 Stefan Huehner
static const uint16_t vlc_tab_fft_tone_offset_1_huffcodes[28] = {
135 3135258e Roberto Togni
    0x07a4, 0x0001, 0x0020, 0x0012, 0x001c, 0x0008, 0x0006, 0x0010,
136
    0x0000, 0x0014, 0x0004, 0x0032, 0x0070, 0x000c, 0x0002, 0x003a,
137
    0x001a, 0x002c, 0x002a, 0x0022, 0x0024, 0x000a, 0x0064, 0x0030,
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    0x0062, 0x00a4, 0x01a4, 0x03a4
139
};
140
141 109d2de1 Stefan Huehner
static const uint8_t vlc_tab_fft_tone_offset_1_huffbits[28] = {
142 3135258e Roberto Togni
    11, 1, 6, 6, 5, 4, 3, 6, 6, 5, 6, 6, 7, 6, 6, 6,
143
    6, 6, 6, 7, 8, 6, 7, 7, 7, 9, 10, 11
144
};
145
146
/* values in this table range from -1..31; adjust retrieved value by -1 */
147 109d2de1 Stefan Huehner
static const uint16_t vlc_tab_fft_tone_offset_2_huffcodes[32] = {
148 3135258e Roberto Togni
    0x1760, 0x0001, 0x0000, 0x0082, 0x000c, 0x0006, 0x0003, 0x0007,
149
    0x0008, 0x0004, 0x0010, 0x0012, 0x0022, 0x001a, 0x0000, 0x0020,
150
    0x000a, 0x0040, 0x004a, 0x006a, 0x002a, 0x0042, 0x0002, 0x0060,
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    0x00aa, 0x00e0, 0x00c2, 0x01c2, 0x0160, 0x0360, 0x0760, 0x0f60
152
};
153
154 109d2de1 Stefan Huehner
static const uint8_t vlc_tab_fft_tone_offset_2_huffbits[32] = {
155 3135258e Roberto Togni
    13, 2, 0, 8, 4, 3, 3, 3, 4, 4, 5, 5, 6, 5, 7, 7,
156
    7, 7, 7, 7, 8, 8, 8, 9, 8, 8, 9, 9, 10, 11, 13, 12
157
};
158
159
/* values in this table range from -1..34; adjust retrieved value by -1 */
160 109d2de1 Stefan Huehner
static const uint16_t vlc_tab_fft_tone_offset_3_huffcodes[35] = {
161 3135258e Roberto Togni
    0x33ea, 0x0005, 0x0000, 0x000c, 0x0000, 0x0006, 0x0003, 0x0008,
162
    0x0002, 0x0001, 0x0004, 0x0007, 0x001a, 0x000f, 0x001c, 0x002c,
163
    0x000a, 0x001d, 0x002d, 0x002a, 0x000d, 0x004c, 0x008c, 0x006a,
164
    0x00cd, 0x004d, 0x00ea, 0x020c, 0x030c, 0x010c, 0x01ea, 0x07ea,
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    0x0bea, 0x03ea, 0x13ea
166
};
167
168 109d2de1 Stefan Huehner
static const uint8_t vlc_tab_fft_tone_offset_3_huffbits[35] = {
169 3135258e Roberto Togni
    14, 4, 0, 10, 4, 3, 3, 4, 4, 3, 4, 4, 5, 4, 5, 6,
170
    6, 5, 6, 7, 7, 7, 8, 8, 8, 8, 9, 10, 10, 10, 10, 11,
171
    12, 13, 14
172
};
173
174
/* values in this table range from -1..37; adjust retrieved value by -1 */
175 109d2de1 Stefan Huehner
static const uint16_t vlc_tab_fft_tone_offset_4_huffcodes[38] = {
176 3135258e Roberto Togni
    0x5282, 0x0016, 0x0000, 0x0136, 0x0004, 0x0000, 0x0007, 0x000a,
177
    0x000e, 0x0003, 0x0001, 0x000d, 0x0006, 0x0009, 0x0012, 0x0005,
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    0x0025, 0x0022, 0x0015, 0x0002, 0x0076, 0x0035, 0x0042, 0x00c2,
179
    0x0182, 0x00b6, 0x0036, 0x03c2, 0x0482, 0x01c2, 0x0682, 0x0882,
180
    0x0a82, 0x0082, 0x0282, 0x1282, 0x3282, 0x2282
181
};
182
183 109d2de1 Stefan Huehner
static const uint8_t vlc_tab_fft_tone_offset_4_huffbits[38] = {
184 3135258e Roberto Togni
    15, 6, 0, 9, 3, 3, 3, 4, 4, 3, 4, 4, 5, 4, 5, 6,
185
    6, 6, 6, 8, 7, 6, 8, 9, 9, 8, 9, 10, 11, 10, 11, 12,
186
    12, 12, 14, 15, 14, 14
187
};
188
189
/** FFT TABLES **/
190
191
/* values in this table range from -1..27; adjust retrieved value by -1 */
192 109d2de1 Stefan Huehner
static const uint16_t fft_level_exp_alt_huffcodes[28] = {
193 3135258e Roberto Togni
    0x1ec6, 0x0006, 0x00c2, 0x0142, 0x0242, 0x0246, 0x00c6, 0x0046,
194
    0x0042, 0x0146, 0x00a2, 0x0062, 0x0026, 0x0016, 0x000e, 0x0005,
195
    0x0004, 0x0003, 0x0000, 0x0001, 0x000a, 0x0012, 0x0002, 0x0022,
196
    0x01c6, 0x02c6, 0x06c6, 0x0ec6
197
};
198
199 109d2de1 Stefan Huehner
static const uint8_t fft_level_exp_alt_huffbits[28] = {
200 3135258e Roberto Togni
    13, 7, 8, 9, 10, 10, 10, 10, 10, 9, 8, 7, 6, 5, 4, 3,
201
    3, 2, 3, 3, 4, 5, 7, 8, 9, 11, 12, 13
202
};
203
204
/* values in this table range from -1..19; adjust retrieved value by -1 */
205 109d2de1 Stefan Huehner
static const uint16_t fft_level_exp_huffcodes[20] = {
206 3135258e Roberto Togni
    0x0f24, 0x0001, 0x0002, 0x0000, 0x0006, 0x0005, 0x0007, 0x000c,
207
    0x000b, 0x0014, 0x0013, 0x0004, 0x0003, 0x0023, 0x0064, 0x00a4,
208
    0x0024, 0x0124, 0x0324, 0x0724
209
};
210
211 109d2de1 Stefan Huehner
static const uint8_t fft_level_exp_huffbits[20] = {
212 3135258e Roberto Togni
    12, 3, 3, 3, 3, 3, 3, 4, 4, 5, 5, 6, 6, 6, 7, 8, 9, 10, 11, 12
213
};
214
215
/* values in this table range from -1..6; adjust retrieved value by -1 */
216 109d2de1 Stefan Huehner
static const uint8_t fft_stereo_exp_huffcodes[7] = {
217 3135258e Roberto Togni
    0x3e, 0x01, 0x00, 0x02, 0x06, 0x0e, 0x1e
218
};
219
220 109d2de1 Stefan Huehner
static const uint8_t fft_stereo_exp_huffbits[7] = {
221 3135258e Roberto Togni
    6, 1, 2, 3, 4, 5, 6
222
};
223
224
/* values in this table range from -1..8; adjust retrieved value by -1 */
225 109d2de1 Stefan Huehner
static const uint8_t fft_stereo_phase_huffcodes[9] = {
226 3135258e Roberto Togni
    0x35, 0x02, 0x00, 0x01, 0x0d, 0x15, 0x05, 0x09, 0x03
227
};
228
229 109d2de1 Stefan Huehner
static const uint8_t fft_stereo_phase_huffbits[9] = {
230 3135258e Roberto Togni
    6, 2, 2, 4, 4, 6, 5, 4, 2
231
};
232
233
static const int fft_cutoff_index_table[4][2] = {
234
    { 1, 2 }, {-1, 0 }, {-1,-2 }, { 0, 0 }
235
};
236
237
static const int16_t fft_level_index_table[256] = {
238
    0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1,
239
    2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
240
    3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
241
    3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
242
    4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
243
    4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
244
    4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
245
    4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
246
    5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
247
    5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
248
    5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
249
    5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
250
    5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
251
    5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
252
    5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
253
    5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
254
};
255
256
static uint8_t last_coeff[3] = {
257
    4, 7, 10
258
};
259
260
static uint8_t coeff_per_sb_for_avg[3][30] = {
261
    { 0, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3 },
262
    { 0, 1, 2, 2, 3, 3, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6 },
263
    { 0, 1, 2, 3, 4, 4, 5, 5, 6, 6, 6, 6, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 9 }
264
};
265
266
static uint32_t dequant_table[3][10][30] = {
267
    { { 256, 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, 0, 0, 0, 0 },
268
      { 0, 256, 256, 205, 154, 102, 51, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
269
      { 0, 0, 0, 51, 102, 154, 205, 256, 238, 219, 201, 183, 165, 146, 128, 110, 91, 73, 55, 37, 18, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
270
      { 0, 0, 0, 0, 0, 0, 0, 0, 18, 37, 55, 73, 91, 110, 128, 146, 165, 183, 201, 219, 238, 256, 228, 199, 171, 142, 114, 85, 57, 28 },
271
      { 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, 0, 0, 0, 0, 0 },
272
      { 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, 0, 0, 0, 0, 0 },
273
      { 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, 0, 0, 0, 0, 0 },
274
      { 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, 0, 0, 0, 0, 0 },
275
      { 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, 0, 0, 0, 0, 0 },
276
      { 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, 0, 0, 0, 0, 0 } },
277
    { { 256, 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, 0, 0, 0, 0 },
278
      { 0, 256, 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, 0, 0, 0 },
279
      { 0, 0, 256, 171, 85, 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 },
280
      { 0, 0, 0, 85, 171, 256, 171, 85, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
281
      { 0, 0, 0, 0, 0, 0, 85, 171, 256, 219, 183, 146, 110, 73, 37, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
282
      { 0, 0, 0, 0, 0, 0, 0, 0, 0, 37, 73, 110, 146, 183, 219, 256, 228, 199, 171, 142, 114, 85, 57, 28, 0, 0, 0, 0, 0, 0 },
283
      { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 28, 57, 85, 114, 142, 171, 199, 228, 256, 213, 171, 128, 85, 43 },
284
      { 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, 0, 0, 0, 0, 0 },
285
      { 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, 0, 0, 0, 0, 0 },
286
      { 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, 0, 0, 0, 0, 0 } },
287
    { { 256, 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, 0, 0, 0, 0 },
288
      { 0, 256, 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, 0, 0, 0 },
289
      { 0, 0, 256, 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, 0, 0 },
290
      { 0, 0, 0, 256, 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, 0 },
291
      { 0, 0, 0, 0, 256, 256, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
292
      { 0, 0, 0, 0, 0, 0, 256, 171, 85, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
293
      { 0, 0, 0, 0, 0, 0, 0, 85, 171, 256, 192, 128, 64, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
294
      { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 64, 128, 192, 256, 205, 154, 102, 51, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
295
      { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 51, 102, 154, 205, 256, 213, 171, 128, 85, 43, 0, 0, 0, 0, 0, 0 },
296
      { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 43, 85, 128, 171, 213, 256, 213, 171, 128, 85, 43 } }
297
};
298
299
static uint8_t coeff_per_sb_for_dequant[3][30] = {
300
    { 0, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3 },
301
    { 0, 1, 2, 2, 2, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6 },
302
    { 0, 1, 2, 3, 4, 4, 5, 5, 5, 6, 6, 6, 6, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9 }
303
};
304
305
/* first index is subband, 2nd index is 0, 1 or 3 (2 is unused) */
306
static int8_t tone_level_idx_offset_table[30][4] = {
307
    { -50, -50,  0, -50 },
308
    { -50, -50,  0, -50 },
309
    { -50,  -9,  0, -19 },
310
    { -16,  -6,  0, -12 },
311
    { -11,  -4,  0,  -8 },
312
    {  -8,  -3,  0,  -6 },
313
    {  -7,  -3,  0,  -5 },
314
    {  -6,  -2,  0,  -4 },
315
    {  -5,  -2,  0,  -3 },
316
    {  -4,  -1,  0,  -3 },
317
    {  -4,  -1,  0,  -2 },
318
    {  -3,  -1,  0,  -2 },
319
    {  -3,  -1,  0,  -2 },
320
    {  -3,  -1,  0,  -2 },
321
    {  -2,  -1,  0,  -1 },
322
    {  -2,  -1,  0,  -1 },
323
    {  -2,  -1,  0,  -1 },
324
    {  -2,   0,  0,  -1 },
325
    {  -2,   0,  0,  -1 },
326
    {  -1,   0,  0,  -1 },
327
    {  -1,   0,  0,  -1 },
328
    {  -1,   0,  0,  -1 },
329
    {  -1,   0,  0,  -1 },
330
    {  -1,   0,  0,  -1 },
331
    {  -1,   0,  0,  -1 },
332
    {  -1,   0,  0,  -1 },
333
    {  -1,   0,  0,   0 },
334
    {  -1,   0,  0,   0 },
335
    {  -1,   0,  0,   0 },
336
    {  -1,   0,  0,   0 }
337
};
338
339
/* all my samples have 1st index 0 or 1 */
340
/* second index is subband, only indexes 0-29 seem to be used */
341
static int8_t coding_method_table[5][30] = {
342
    { 34, 30, 24, 24, 16, 16, 16, 16, 10, 10, 10, 10, 10, 10, 10,
343
      10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10
344
    },
345
    { 34, 30, 24, 24, 16, 16, 16, 16, 10, 10, 10, 10, 10, 10, 10,
346
      10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10
347
    },
348
    { 34, 30, 30, 30, 24, 24, 16, 16, 16, 16, 16, 16, 10, 10, 10,
349
      10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10
350
    },
351
    { 34, 34, 30, 30, 24, 24, 24, 24, 16, 16, 16, 16, 16, 16, 16,
352
      16, 16, 16, 16, 16, 16, 16, 10, 10, 10, 10, 10, 10, 10, 10
353
    },
354
    { 34, 34, 30, 30, 30, 30, 30, 30, 24, 24, 24, 24, 24, 24, 24,
355
      24, 24, 24, 24, 24, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16
356
    },
357
};
358
359
static const int vlc_stage3_values[60] = {
360
        0,     1,     2,     3,     4,     6,     8,    10,    12,    16,    20,    24,
361
       28,    36,    44,    52,    60,    76,    92,   108,   124,   156,   188,   220,
362
      252,   316,   380,   444,   508,   636,   764,   892,  1020,  1276,  1532,  1788,
363
     2044,  2556,  3068,  3580,  4092,  5116,  6140,  7164,  8188, 10236, 12284, 14332,
364
    16380, 20476, 24572, 28668, 32764, 40956, 49148, 57340, 65532, 81916, 98300,114684
365
};
366
367
static const float fft_tone_sample_table[4][16][5] = {
368
    { { .0100000000f,-.0037037037f,-.0020000000f,-.0069444444f,-.0018416207f },
369
      { .0416666667f, .0000000000f, .0000000000f,-.0208333333f,-.0123456791f },
370
      { .1250000000f, .0558035709f, .0330687836f,-.0164473690f,-.0097465888f },
371
      { .1562500000f, .0625000000f, .0370370370f,-.0062500000f,-.0037037037f },
372
      { .1996007860f, .0781250000f, .0462962948f, .0022727272f, .0013468013f },
373
      { .2000000000f, .0625000000f, .0370370373f, .0208333333f, .0074074073f },
374
      { .2127659619f, .0555555556f, .0329218097f, .0208333333f, .0123456791f },
375
      { .2173913121f, .0473484844f, .0280583613f, .0347222239f, .0205761325f },
376
      { .2173913121f, .0347222239f, .0205761325f, .0473484844f, .0280583613f },
377
      { .2127659619f, .0208333333f, .0123456791f, .0555555556f, .0329218097f },
378
      { .2000000000f, .0208333333f, .0074074073f, .0625000000f, .0370370370f },
379
      { .1996007860f, .0022727272f, .0013468013f, .0781250000f, .0462962948f },
380
      { .1562500000f,-.0062500000f,-.0037037037f, .0625000000f, .0370370370f },
381
      { .1250000000f,-.0164473690f,-.0097465888f, .0558035709f, .0330687836f },
382
      { .0416666667f,-.0208333333f,-.0123456791f, .0000000000f, .0000000000f },
383
      { .0100000000f,-.0069444444f,-.0018416207f,-.0037037037f,-.0020000000f } },
384 115329f1 Diego Biurrun
385 3135258e Roberto Togni
    { { .0050000000f,-.0200000000f, .0125000000f,-.3030303030f, .0020000000f },
386
      { .1041666642f, .0400000000f,-.0250000000f, .0333333333f,-.0200000000f },
387
      { .1250000000f, .0100000000f, .0142857144f,-.0500000007f,-.0200000000f },
388
      { .1562500000f,-.0006250000f,-.00049382716f,-.000625000f,-.00049382716f },
389
      { .1562500000f,-.0006250000f,-.00049382716f,-.000625000f,-.00049382716f },
390
      { .1250000000f,-.0500000000f,-.0200000000f, .0100000000f, .0142857144f },
391
      { .1041666667f, .0333333333f,-.0200000000f, .0400000000f,-.0250000000f },
392
      { .0050000000f,-.3030303030f, .0020000001f,-.0200000000f, .0125000000f },
393
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
394
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
395
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
396
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
397
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
398
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
399
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
400
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f } },
401 115329f1 Diego Biurrun
402 3135258e Roberto Togni
    { { .1428571492f, .1250000000f,-.0285714287f,-.0357142873f, .0208333333f },
403
      { .1818181818f, .0588235296f, .0333333333f, .0212765951f, .0100000000f },
404
      { .1818181818f, .0212765951f, .0100000000f, .0588235296f, .0333333333f },
405
      { .1428571492f,-.0357142873f, .0208333333f, .1250000000f,-.0285714287f },
406
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
407
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
408
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
409
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
410
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
411
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
412
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
413
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
414
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
415
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
416
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
417
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f } },
418 115329f1 Diego Biurrun
419 3135258e Roberto Togni
    { { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
420
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
421
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
422
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
423
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
424
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
425
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
426
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
427
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
428
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
429
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
430
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
431
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
432
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
433
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
434
      { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f } }
435
};
436
437
static const float fft_tone_level_table[2][64] = { {
438
/* pow ~ (i > 46) ? 0 : (((((i & 1) ? 431 : 304) << (i >> 1))) / 1024.0); */
439
    0.17677669f, 0.42677650f, 0.60355347f, 0.85355347f,
440
    1.20710683f, 1.68359375f, 2.37500000f, 3.36718750f,
441
    4.75000000f, 6.73437500f, 9.50000000f, 13.4687500f,
442
    19.0000000f, 26.9375000f, 38.0000000f, 53.8750000f,
443
    76.0000000f, 107.750000f, 152.000000f, 215.500000f,
444
    304.000000f, 431.000000f, 608.000000f, 862.000000f,
445
    1216.00000f, 1724.00000f, 2432.00000f, 3448.00000f,
446
    4864.00000f, 6896.00000f, 9728.00000f, 13792.0000f,
447
    19456.0000f, 27584.0000f, 38912.0000f, 55168.0000f,
448
    77824.0000f, 110336.000f, 155648.000f, 220672.000f,
449
    311296.000f, 441344.000f, 622592.000f, 882688.000f,
450
    1245184.00f, 1765376.00f, 2490368.00f, 0.00000000f,
451
    0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f,
452
    0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f,
453
    0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f,
454
    0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f,
455
  }, {
456
/* pow = (i > 45) ? 0 : ((((i & 1) ? 431 : 304) << (i >> 1)) / 512.0); */
457
    0.59375000f, 0.84179688f, 1.18750000f, 1.68359375f,
458
    2.37500000f, 3.36718750f, 4.75000000f, 6.73437500f,
459
    9.50000000f, 13.4687500f, 19.0000000f, 26.9375000f,
460
    38.0000000f, 53.8750000f, 76.0000000f, 107.750000f,
461
    152.000000f, 215.500000f, 304.000000f, 431.000000f,
462
    608.000000f, 862.000000f, 1216.00000f, 1724.00000f,
463
    2432.00000f, 3448.00000f, 4864.00000f, 6896.00000f,
464
    9728.00000f, 13792.0000f, 19456.0000f, 27584.0000f,
465
    38912.0000f, 55168.0000f, 77824.0000f, 110336.000f,
466
    155648.000f, 220672.000f, 311296.000f, 441344.000f,
467
    622592.000f, 882688.000f, 1245184.00f, 1765376.00f,
468
    2490368.00f, 3530752.00f, 0.00000000f, 0.00000000f,
469
    0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f,
470
    0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f,
471
    0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f,
472
    0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f
473
} };
474
475
static const float fft_tone_envelope_table[4][31] = {
476
    { .009607375f, .038060248f, .084265202f, .146446645f, .222214907f, .308658302f,
477
      .402454883f, .500000060f, .597545207f, .691341758f, .777785182f, .853553414f,
478
      .915734828f, .961939812f, .990392685f, 1.00000000f, .990392625f, .961939752f,
479
      .915734768f, .853553295f, .777785063f, .691341639f, .597545087f, .500000000f,
480
      .402454853f, .308658272f, .222214878f, .146446615f, .084265172f, .038060218f,
481
      .009607345f },
482
    { .038060248f, .146446645f, .308658302f, .500000060f, .691341758f, .853553414f,
483
      .961939812f, 1.00000000f, .961939752f, .853553295f, .691341639f, .500000000f,
484
      .308658272f, .146446615f, .038060218f, .000000000f, .000000000f, .000000000f,
485
      .000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
486
      .000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
487
      .000000000f },
488
    { .146446645f, .500000060f, .853553414f, 1.00000000f, .853553295f, .500000000f,
489
      .146446615f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
490
      .000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
491
      .000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
492
      .000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
493
      .000000000f },
494
    { .500000060f, 1.00000000f, .500000000f, .000000000f, .000000000f, .000000000f,
495
      .000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
496
      .000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
497
      .000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
498
      .000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
499
      .000000000f }
500
};
501
502
static const float sb_noise_attenuation[32] = {
503
    0.0f, 0.0f, 0.3f, 0.4f, 0.5f, 0.7f, 1.0f, 1.0f,
504
    1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f,
505
    1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f,
506
    1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f,
507
};
508
509
static const uint8_t fft_subpackets[32] = {
510
    0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 0,
511
    0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 0, 0
512
};
513
514
/* first index is joined_stereo, second index is 0 or 2 (1 is unused) */
515
static float dequant_1bit[2][3] = {
516
    {-0.920000f, 0.000000f, 0.920000f },
517
    {-0.890000f, 0.000000f, 0.890000f }
518
};
519
520
static const float type30_dequant[8] = {
521
   -1.0f,-0.625f,-0.291666656732559f,0.0f,
522
   0.25f,0.5f,0.75f,1.0f,
523
};
524
525
static const float type34_delta[10] = { // FIXME: covers 8 entries..
526
    -1.0f,-0.60947573184967f,-0.333333343267441f,-0.138071194291115f,0.0f,
527
    0.138071194291115f,0.333333343267441f,0.60947573184967f,1.0f,0.0f,
528
};
529
530
#endif /* QDM2DATA_H */