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1 /***********************************************************************
2 Copyright (c) 2006-2011, Skype Limited. All rights reserved.
3 Redistribution and use in source and binary forms, with or without
4 modification, are permitted provided that the following conditions
5 are met:
6 - Redistributions of source code must retain the above copyright notice,
7 this list of conditions and the following disclaimer.
8 - Redistributions in binary form must reproduce the above copyright
9 notice, this list of conditions and the following disclaimer in the
10 documentation and/or other materials provided with the distribution.
11 - Neither the name of Internet Society, IETF or IETF Trust, nor the
12 names of specific contributors, may be used to endorse or promote
13 products derived from this software without specific prior written
14 permission.
15 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
19 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
20 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
21 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
24 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
25 POSSIBILITY OF SUCH DAMAGE.
26 ***********************************************************************/
27 
28 #ifdef HAVE_CONFIG_H
29 #include "config.h"
30 #endif
31 
32 #include "tables.h"
33 
34 static const opus_uint8 silk_NLSF_CB1_NB_MB_Q8[ 320 ] = {
35         12,     35,     60,     83,    108,    132,    157,    180,
36        206,    228,     15,     32,     55,     77,    101,    125,
37        151,    175,    201,    225,     19,     42,     66,     89,
38        114,    137,    162,    184,    209,    230,     12,     25,
39         50,     72,     97,    120,    147,    172,    200,    223,
40         26,     44,     69,     90,    114,    135,    159,    180,
41        205,    225,     13,     22,     53,     80,    106,    130,
42        156,    180,    205,    228,     15,     25,     44,     64,
43         90,    115,    142,    168,    196,    222,     19,     24,
44         62,     82,    100,    120,    145,    168,    190,    214,
45         22,     31,     50,     79,    103,    120,    151,    170,
46        203,    227,     21,     29,     45,     65,    106,    124,
47        150,    171,    196,    224,     30,     49,     75,     97,
48        121,    142,    165,    186,    209,    229,     19,     25,
49         52,     70,     93,    116,    143,    166,    192,    219,
50         26,     34,     62,     75,     97,    118,    145,    167,
51        194,    217,     25,     33,     56,     70,     91,    113,
52        143,    165,    196,    223,     21,     34,     51,     72,
53         97,    117,    145,    171,    196,    222,     20,     29,
54         50,     67,     90,    117,    144,    168,    197,    221,
55         22,     31,     48,     66,     95,    117,    146,    168,
56        196,    222,     24,     33,     51,     77,    116,    134,
57        158,    180,    200,    224,     21,     28,     70,     87,
58        106,    124,    149,    170,    194,    217,     26,     33,
59         53,     64,     83,    117,    152,    173,    204,    225,
60         27,     34,     65,     95,    108,    129,    155,    174,
61        210,    225,     20,     26,     72,     99,    113,    131,
62        154,    176,    200,    219,     34,     43,     61,     78,
63         93,    114,    155,    177,    205,    229,     23,     29,
64         54,     97,    124,    138,    163,    179,    209,    229,
65         30,     38,     56,     89,    118,    129,    158,    178,
66        200,    231,     21,     29,     49,     63,     85,    111,
67        142,    163,    193,    222,     27,     48,     77,    103,
68        133,    158,    179,    196,    215,    232,     29,     47,
69         74,     99,    124,    151,    176,    198,    220,    237,
70         33,     42,     61,     76,     93,    121,    155,    174,
71        207,    225,     29,     53,     87,    112,    136,    154,
72        170,    188,    208,    227,     24,     30,     52,     84,
73        131,    150,    166,    186,    203,    229,     37,     48,
74         64,     84,    104,    118,    156,    177,    201,    230
75 };
76 
77 static const opus_int16 silk_NLSF_CB1_Wght_Q9[ 320 ] = {
78      2897, 2314, 2314, 2314, 2287, 2287, 2314, 2300, 2327, 2287,
79      2888, 2580, 2394, 2367, 2314, 2274, 2274, 2274, 2274, 2194,
80      2487, 2340, 2340, 2314, 2314, 2314, 2340, 2340, 2367, 2354,
81      3216, 2766, 2340, 2340, 2314, 2274, 2221, 2207, 2261, 2194,
82      2460, 2474, 2367, 2394, 2394, 2394, 2394, 2367, 2407, 2314,
83      3479, 3056, 2127, 2207, 2274, 2274, 2274, 2287, 2314, 2261,
84      3282, 3141, 2580, 2394, 2247, 2221, 2207, 2194, 2194, 2114,
85      4096, 3845, 2221, 2620, 2620, 2407, 2314, 2394, 2367, 2074,
86      3178, 3244, 2367, 2221, 2553, 2434, 2340, 2314, 2167, 2221,
87      3338, 3488, 2726, 2194, 2261, 2460, 2354, 2367, 2207, 2101,
88      2354, 2420, 2327, 2367, 2394, 2420, 2420, 2420, 2460, 2367,
89      3779, 3629, 2434, 2527, 2367, 2274, 2274, 2300, 2207, 2048,
90      3254, 3225, 2713, 2846, 2447, 2327, 2300, 2300, 2274, 2127,
91      3263, 3300, 2753, 2806, 2447, 2261, 2261, 2247, 2127, 2101,
92      2873, 2981, 2633, 2367, 2407, 2354, 2194, 2247, 2247, 2114,
93      3225, 3197, 2633, 2580, 2274, 2181, 2247, 2221, 2221, 2141,
94      3178, 3310, 2740, 2407, 2274, 2274, 2274, 2287, 2194, 2114,
95      3141, 3272, 2460, 2061, 2287, 2500, 2367, 2487, 2434, 2181,
96      3507, 3282, 2314, 2700, 2647, 2474, 2367, 2394, 2340, 2127,
97      3423, 3535, 3038, 3056, 2300, 1950, 2221, 2274, 2274, 2274,
98      3404, 3366, 2087, 2687, 2873, 2354, 2420, 2274, 2474, 2540,
99      3760, 3488, 1950, 2660, 2897, 2527, 2394, 2367, 2460, 2261,
100      3028, 3272, 2740, 2888, 2740, 2154, 2127, 2287, 2234, 2247,
101      3695, 3657, 2025, 1969, 2660, 2700, 2580, 2500, 2327, 2367,
102      3207, 3413, 2354, 2074, 2888, 2888, 2340, 2487, 2247, 2167,
103      3338, 3366, 2846, 2780, 2327, 2154, 2274, 2287, 2114, 2061,
104      2327, 2300, 2181, 2167, 2181, 2367, 2633, 2700, 2700, 2553,
105      2407, 2434, 2221, 2261, 2221, 2221, 2340, 2420, 2607, 2700,
106      3038, 3244, 2806, 2888, 2474, 2074, 2300, 2314, 2354, 2380,
107      2221, 2154, 2127, 2287, 2500, 2793, 2793, 2620, 2580, 2367,
108      3676, 3713, 2234, 1838, 2181, 2753, 2726, 2673, 2513, 2207,
109      2793, 3160, 2726, 2553, 2846, 2513, 2181, 2394, 2221, 2181
110 };
111 
112 static const opus_uint8 silk_NLSF_CB1_iCDF_NB_MB[ 64 ] = {
113        212,    178,    148,    129,    108,     96,     85,     82,
114         79,     77,     61,     59,     57,     56,     51,     49,
115         48,     45,     42,     41,     40,     38,     36,     34,
116         31,     30,     21,     12,     10,      3,      1,      0,
117        255,    245,    244,    236,    233,    225,    217,    203,
118        190,    176,    175,    161,    149,    136,    125,    114,
119        102,     91,     81,     71,     60,     52,     43,     35,
120         28,     20,     19,     18,     12,     11,      5,      0
121 };
122 
123 static const opus_uint8 silk_NLSF_CB2_SELECT_NB_MB[ 160 ] = {
124         16,      0,      0,      0,      0,     99,     66,     36,
125         36,     34,     36,     34,     34,     34,     34,     83,
126         69,     36,     52,     34,    116,    102,     70,     68,
127         68,    176,    102,     68,     68,     34,     65,     85,
128         68,     84,     36,    116,    141,    152,    139,    170,
129        132,    187,    184,    216,    137,    132,    249,    168,
130        185,    139,    104,    102,    100,     68,     68,    178,
131        218,    185,    185,    170,    244,    216,    187,    187,
132        170,    244,    187,    187,    219,    138,    103,    155,
133        184,    185,    137,    116,    183,    155,    152,    136,
134        132,    217,    184,    184,    170,    164,    217,    171,
135        155,    139,    244,    169,    184,    185,    170,    164,
136        216,    223,    218,    138,    214,    143,    188,    218,
137        168,    244,    141,    136,    155,    170,    168,    138,
138        220,    219,    139,    164,    219,    202,    216,    137,
139        168,    186,    246,    185,    139,    116,    185,    219,
140        185,    138,    100,    100,    134,    100,    102,     34,
141         68,     68,    100,     68,    168,    203,    221,    218,
142        168,    167,    154,    136,    104,     70,    164,    246,
143        171,    137,    139,    137,    155,    218,    219,    139
144 };
145 
146 static const opus_uint8 silk_NLSF_CB2_iCDF_NB_MB[ 72 ] = {
147        255,    254,    253,    238,     14,      3,      2,      1,
148          0,    255,    254,    252,    218,     35,      3,      2,
149          1,      0,    255,    254,    250,    208,     59,      4,
150          2,      1,      0,    255,    254,    246,    194,     71,
151         10,      2,      1,      0,    255,    252,    236,    183,
152         82,      8,      2,      1,      0,    255,    252,    235,
153        180,     90,     17,      2,      1,      0,    255,    248,
154        224,    171,     97,     30,      4,      1,      0,    255,
155        254,    236,    173,     95,     37,      7,      1,      0
156 };
157 
158 static const opus_uint8 silk_NLSF_CB2_BITS_NB_MB_Q5[ 72 ] = {
159        255,    255,    255,    131,      6,    145,    255,    255,
160        255,    255,    255,    236,     93,     15,     96,    255,
161        255,    255,    255,    255,    194,     83,     25,     71,
162        221,    255,    255,    255,    255,    162,     73,     34,
163         66,    162,    255,    255,    255,    210,    126,     73,
164         43,     57,    173,    255,    255,    255,    201,    125,
165         71,     48,     58,    130,    255,    255,    255,    166,
166        110,     73,     57,     62,    104,    210,    255,    255,
167        251,    123,     65,     55,     68,    100,    171,    255
168 };
169 
170 static const opus_uint8 silk_NLSF_PRED_NB_MB_Q8[ 18 ] = {
171        179,    138,    140,    148,    151,    149,    153,    151,
172        163,    116,     67,     82,     59,     92,     72,    100,
173         89,     92
174 };
175 
176 static const opus_int16 silk_NLSF_DELTA_MIN_NB_MB_Q15[ 11 ] = {
177        250,      3,      6,      3,      3,      3,      4,      3,
178          3,      3,    461
179 };
180 
181 const silk_NLSF_CB_struct silk_NLSF_CB_NB_MB =
182 {
183     32,
184     10,
185     SILK_FIX_CONST( 0.18, 16 ),
186     SILK_FIX_CONST( 1.0 / 0.18, 6 ),
187     silk_NLSF_CB1_NB_MB_Q8,
188     silk_NLSF_CB1_Wght_Q9,
189     silk_NLSF_CB1_iCDF_NB_MB,
190     silk_NLSF_PRED_NB_MB_Q8,
191     silk_NLSF_CB2_SELECT_NB_MB,
192     silk_NLSF_CB2_iCDF_NB_MB,
193     silk_NLSF_CB2_BITS_NB_MB_Q5,
194     silk_NLSF_DELTA_MIN_NB_MB_Q15,
195 };
196