xref: /third_party/ffmpeg/libavcodec/hca_data.h (revision cabdff1a) 
1/*
2 * This file is part of FFmpeg.
3 *
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18
19
20#ifndef AVCODEC_HCA_DATA_H
21#define AVCODEC_HCA_DATA_H
22
23#include <stdint.h>
24
25static const uint8_t max_bits_table[] = {
26    0, 2, 3, 3, 4, 4, 4, 4, 5, 6, 7, 8, 9, 10, 11, 12,
27};
28
29static const uint8_t quant_spectrum_bits[] =
30{
31    0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
32    1,1,2,2,0,0,0,0,0,0,0,0,0,0,0,0,
33    2,2,2,2,2,2,3,3,0,0,0,0,0,0,0,0,
34    2,2,3,3,3,3,3,3,0,0,0,0,0,0,0,0,
35    3,3,3,3,3,3,3,3,3,3,3,3,3,3,4,4,
36    3,3,3,3,3,3,3,3,3,3,4,4,4,4,4,4,
37    3,3,3,3,3,3,4,4,4,4,4,4,4,4,4,4,
38    3,3,4,4,4,4,4,4,4,4,4,4,4,4,4,4,
39};
40
41static const int8_t quant_spectrum_value[] =
42{
43    +0,+0,+0,+0,+0,+0,+0,+0,+0,+0,+0,+0,+0,+0,+0,+0,
44    +0,+0,+1,-1,+0,+0,+0,+0,+0,+0,+0,+0,+0,+0,+0,+0,
45    +0,+0,+1,+1,-1,-1,+2,-2,+0,+0,+0,+0,+0,+0,+0,+0,
46    +0,+0,+1,-1,+2,-2,+3,-3,+0,+0,+0,+0,+0,+0,+0,+0,
47    +0,+0,+1,+1,-1,-1,+2,+2,-2,-2,+3,+3,-3,-3,+4,-4,
48    +0,+0,+1,+1,-1,-1,+2,+2,-2,-2,+3,-3,+4,-4,+5,-5,
49    +0,+0,+1,+1,-1,-1,+2,-2,+3,-3,+4,-4,+5,-5,+6,-6,
50    +0,+0,+1,-1,+2,-2,+3,-3,+4,-4,+5,-5,+6,-6,+7,-7,
51};
52
53static const uint8_t scale_table[] =
54{
55    15, 14, 14, 14, 14, 14, 14, 13, 13,
56    13, 13, 13, 13, 12, 12, 12, 12,
57    12, 12, 11, 11, 11, 11, 11, 11,
58    10, 10, 10, 10, 10, 10, 10,  9,
59    9,  9,  9,  9,  9,  8,  8,  8,
60    8,  8,  8,  7,  6,  6,  5,  4,
61    4,  4,  3,  3,  3,  2,  2,  2,
62    2,  1,
63};
64
65static const float window[128] =
66{
67    0.000690534, 0.00197623, 0.00367386, 0.00572424, 0.0080967, 0.0107732, 0.0137425, 0.0169979,
68    0.0205353, 0.0243529, 0.0284505, 0.0328291, 0.0374906, 0.0424379, 0.0476744, 0.0532043,
69    0.0590321, 0.0651629, 0.071602, 0.0783552, 0.0854285, 0.092828, 0.10056, 0.108631,
70    0.117048, 0.125817, 0.134944, 0.144437, 0.1543, 0.164539, 0.175161, 0.186169,
71    0.197569, 0.209363, 0.221555, 0.234145, 0.247136, 0.260526, 0.274313, 0.288493,
72    0.303062, 0.318012, 0.333333, 0.349015, 0.365044, 0.381403, 0.398073, 0.415034,
73    0.43226, 0.449725, 0.4674, 0.485251, 0.503245, 0.521344, 0.539509, 0.557698,
74    0.575869, 0.593978, 0.611981, 0.629831, 0.647486, 0.6649, 0.682031, 0.698838,
75    0.71528, 0.731323, 0.746932, 0.762077, 0.776732, 0.790873, 0.804481, 0.817542,
76    0.830044, 0.84198, 0.853347, 0.864144, 0.874375, 0.884046, 0.893167, 0.901749,
77    0.909806, 0.917354, 0.924409, 0.93099, 0.937117, 0.942809, 0.948087, 0.952971,
78    0.957482, 0.961641, 0.965467, 0.968981, 0.972202, 0.975148, 0.977838, 0.980289,
79    0.982518, 0.98454, 0.986371, 0.988024, 0.989514, 0.990853, 0.992053, 0.993126,
80    0.994082, 0.994931, 0.995682, 0.996344, 0.996926, 0.997433, 0.997875, 0.998256,
81    0.998584, 0.998863, 0.999099, 0.999297, 0.999461, 0.999595, 0.999703, 0.999789,
82    0.999856, 0.999906, 0.999942, 0.999967, 0.999984, 0.999993, 0.999998, 1.0,
83};
84
85static const float intensity_ratio_table[] =
86{
87    2.0, 1.85714, 1.71429, 1.57143, 1.42857, 1.28571, 1.14286, 1.0,
88    0.857143, 0.714286, 0.571429, 0.428571, 0.285714, 0.142857, 0.0, 0.0,
89};
90
91static const float scale_conversion_table[] =
92{
93    0, 0, 1.87066e-08, 2.49253e-08, 3.32113e-08, 4.42518e-08, 5.89626e-08, 7.85637e-08, 1.04681e-07,
94    1.3948e-07, 1.85848e-07, 2.4763e-07, 3.2995e-07, 4.39636e-07, 5.85785e-07, 7.80519e-07, 1.03999e-06,
95    1.38572e-06, 1.84637e-06, 2.46017e-06, 3.27801e-06, 4.36772e-06, 5.8197e-06, 7.75435e-06, 1.03321e-05,
96    1.37669e-05, 1.83435e-05, 2.44414e-05, 3.25665e-05, 4.33927e-05, 5.78179e-05, 7.70384e-05, 0.000102648,
97    0.000136772, 0.00018224, 0.000242822, 0.000323544, 0.000431101, 0.000574413, 0.000765366, 0.0010198,
98    0.00135881, 0.00181053, 0.0024124, 0.00321437, 0.00428293, 0.00570671, 0.00760381, 0.0101316,
99    0.0134996, 0.0179873, 0.0239669, 0.0319343, 0.0425503, 0.0566954, 0.0755428, 0.100656,
100    0.134117, 0.178702, 0.238108, 0.317263, 0.422731, 0.563261, 0.750507,
101    1.0, 1.33243, 1.77538, 2.36557, 3.15196, 4.19978, 5.59592, 7.45618,
102    9.93486, 13.2375, 17.6381, 23.5016, 31.3143, 41.7242, 55.5947, 74.0762,
103    98.7015, 131.513, 175.232, 233.485, 311.103, 414.524, 552.326, 735.937,
104    980.586, 1306.56, 1740.91, 2319.64, 3090.77, 4118.24, 5487.28, 7311.43,
105    9741.98, 12980.5, 17295.7, 23045.3, 30706.4, 40914.2, 54515.4, 72638,
106    96785.3, 128960, 171830, 228952, 305064, 406477, 541603, 721649,
107    961548, 1.2812e+06, 1.70711e+06, 2.27461e+06, 3.03076e+06, 4.03829e+06, 5.38075e+06, 7.16948e+06,
108    9.55285e+06, 1.27285e+07, 1.69599e+07, 2.25979e+07, 3.01102e+07, 4.01198e+07, 5.3457e+07, 0,
109};
110
111static const int scale_conv_bias = 64;
112
113static const float dequantizer_scaling_table[] =
114{
115    1.58838e-07, 2.11641e-07, 2.81998e-07, 3.75743e-07, 5.00652e-07, 6.67085e-07, 8.88846e-07, 1.18433e-06,
116    1.57804e-06, 2.10263e-06, 2.80161e-06, 3.73296e-06, 4.97391e-06, 6.6274e-06, 8.83057e-06, 1.17661e-05,
117    1.56776e-05, 2.08893e-05, 2.78336e-05, 3.70864e-05, 4.94151e-05, 6.58423e-05, 8.77305e-05, 0.000116895,
118    0.000155755, 0.000207533, 0.000276523, 0.000368448, 0.000490933, 0.000654135, 0.00087159, 0.00116134,
119    0.0015474, 0.00206181, 0.00274722, 0.00366048, 0.00487735, 0.00649874, 0.00865913, 0.0115377,
120    0.0153732, 0.0204838, 0.0272932, 0.0363664, 0.0484558, 0.0645641, 0.0860272, 0.114626,
121    0.152731, 0.203503, 0.271155, 0.361295, 0.481401, 0.641435, 0.854669, 1.13879,
122    1.51736, 2.02178, 2.69388, 3.58942, 4.78266, 6.37257, 8.49102, 11.3137,
123};
124
125static const float quant_step_size[] =
126{
127    0.0, 0.666667, 0.4, 0.285714, 0.222222, 0.181818, 0.153846, 0.133333, 0.0645161,
128    0.031746, 0.015748, 0.00784314, 0.00391389, 0.00195503, 0.00097704, 0.000488401,
129};
130
131static const uint8_t ath_base_curve[656] =
132{
133    0x78,0x5F,0x56,0x51,0x4E,0x4C,0x4B,0x49,0x48,0x48,0x47,0x46,0x46,0x45,0x45,0x45,
134    0x44,0x44,0x44,0x44,0x43,0x43,0x43,0x43,0x43,0x43,0x42,0x42,0x42,0x42,0x42,0x42,
135    0x42,0x42,0x41,0x41,0x41,0x41,0x41,0x41,0x41,0x41,0x41,0x41,0x40,0x40,0x40,0x40,
136    0x40,0x40,0x40,0x40,0x40,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,
137    0x3F,0x3F,0x3F,0x3E,0x3E,0x3E,0x3E,0x3E,0x3E,0x3D,0x3D,0x3D,0x3D,0x3D,0x3D,0x3D,
138    0x3C,0x3C,0x3C,0x3C,0x3C,0x3C,0x3C,0x3C,0x3B,0x3B,0x3B,0x3B,0x3B,0x3B,0x3B,0x3B,
139    0x3B,0x3B,0x3B,0x3B,0x3B,0x3B,0x3B,0x3B,0x3B,0x3B,0x3B,0x3B,0x3B,0x3B,0x3B,0x3B,
140    0x3B,0x3B,0x3B,0x3B,0x3B,0x3B,0x3B,0x3B,0x3C,0x3C,0x3C,0x3C,0x3C,0x3C,0x3C,0x3C,
141    0x3D,0x3D,0x3D,0x3D,0x3D,0x3D,0x3D,0x3D,0x3E,0x3E,0x3E,0x3E,0x3E,0x3E,0x3E,0x3F,
142    0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,
143    0x3F,0x3F,0x3F,0x3F,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,
144    0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x41,0x41,0x41,0x41,0x41,0x41,0x41,
145    0x41,0x41,0x41,0x41,0x41,0x41,0x41,0x41,0x41,0x41,0x41,0x41,0x41,0x41,0x41,0x41,
146    0x41,0x41,0x41,0x41,0x41,0x41,0x41,0x42,0x42,0x42,0x42,0x42,0x42,0x42,0x42,0x42,
147    0x42,0x42,0x42,0x42,0x42,0x42,0x42,0x42,0x42,0x42,0x42,0x42,0x42,0x43,0x43,0x43,
148    0x43,0x43,0x43,0x43,0x43,0x43,0x43,0x43,0x43,0x43,0x43,0x43,0x43,0x43,0x44,0x44,
149    0x44,0x44,0x44,0x44,0x44,0x44,0x44,0x44,0x44,0x44,0x44,0x44,0x45,0x45,0x45,0x45,
150    0x45,0x45,0x45,0x45,0x45,0x45,0x45,0x45,0x46,0x46,0x46,0x46,0x46,0x46,0x46,0x46,
151    0x46,0x46,0x47,0x47,0x47,0x47,0x47,0x47,0x47,0x47,0x47,0x47,0x48,0x48,0x48,0x48,
152    0x48,0x48,0x48,0x48,0x49,0x49,0x49,0x49,0x49,0x49,0x49,0x49,0x4A,0x4A,0x4A,0x4A,
153    0x4A,0x4A,0x4A,0x4A,0x4B,0x4B,0x4B,0x4B,0x4B,0x4B,0x4B,0x4C,0x4C,0x4C,0x4C,0x4C,
154    0x4C,0x4D,0x4D,0x4D,0x4D,0x4D,0x4D,0x4E,0x4E,0x4E,0x4E,0x4E,0x4E,0x4F,0x4F,0x4F,
155    0x4F,0x4F,0x4F,0x50,0x50,0x50,0x50,0x50,0x51,0x51,0x51,0x51,0x51,0x52,0x52,0x52,
156    0x52,0x52,0x53,0x53,0x53,0x53,0x54,0x54,0x54,0x54,0x54,0x55,0x55,0x55,0x55,0x56,
157    0x56,0x56,0x56,0x57,0x57,0x57,0x57,0x57,0x58,0x58,0x58,0x59,0x59,0x59,0x59,0x5A,
158    0x5A,0x5A,0x5A,0x5B,0x5B,0x5B,0x5B,0x5C,0x5C,0x5C,0x5D,0x5D,0x5D,0x5D,0x5E,0x5E,
159    0x5E,0x5F,0x5F,0x5F,0x60,0x60,0x60,0x61,0x61,0x61,0x61,0x62,0x62,0x62,0x63,0x63,
160    0x63,0x64,0x64,0x64,0x65,0x65,0x66,0x66,0x66,0x67,0x67,0x67,0x68,0x68,0x68,0x69,
161    0x69,0x6A,0x6A,0x6A,0x6B,0x6B,0x6B,0x6C,0x6C,0x6D,0x6D,0x6D,0x6E,0x6E,0x6F,0x6F,
162    0x70,0x70,0x70,0x71,0x71,0x72,0x72,0x73,0x73,0x73,0x74,0x74,0x75,0x75,0x76,0x76,
163    0x77,0x77,0x78,0x78,0x78,0x79,0x79,0x7A,0x7A,0x7B,0x7B,0x7C,0x7C,0x7D,0x7D,0x7E,
164    0x7E,0x7F,0x7F,0x80,0x80,0x81,0x81,0x82,0x83,0x83,0x84,0x84,0x85,0x85,0x86,0x86,
165    0x87,0x88,0x88,0x89,0x89,0x8A,0x8A,0x8B,0x8C,0x8C,0x8D,0x8D,0x8E,0x8F,0x8F,0x90,
166    0x90,0x91,0x92,0x92,0x93,0x94,0x94,0x95,0x95,0x96,0x97,0x97,0x98,0x99,0x99,0x9A,
167    0x9B,0x9B,0x9C,0x9D,0x9D,0x9E,0x9F,0xA0,0xA0,0xA1,0xA2,0xA2,0xA3,0xA4,0xA5,0xA5,
168    0xA6,0xA7,0xA7,0xA8,0xA9,0xAA,0xAA,0xAB,0xAC,0xAD,0xAE,0xAE,0xAF,0xB0,0xB1,0xB1,
169    0xB2,0xB3,0xB4,0xB5,0xB6,0xB6,0xB7,0xB8,0xB9,0xBA,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF,
170    0xC0,0xC1,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xC9,0xCA,0xCB,0xCC,0xCD,
171    0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,
172    0xDE,0xDF,0xE0,0xE1,0xE2,0xE3,0xE4,0xE5,0xE6,0xE7,0xE8,0xE9,0xEA,0xEB,0xED,0xEE,
173    0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFF,0xFF,
174};
175
176#endif /* AVCODEC_HCA_DATA_H */
177