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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_WB_Q8[ 512 ] = {
35          7,     23,     38,     54,     69,     85,    100,    116,
36        131,    147,    162,    178,    193,    208,    223,    239,
37         13,     25,     41,     55,     69,     83,     98,    112,
38        127,    142,    157,    171,    187,    203,    220,    236,
39         15,     21,     34,     51,     61,     78,     92,    106,
40        126,    136,    152,    167,    185,    205,    225,    240,
41         10,     21,     36,     50,     63,     79,     95,    110,
42        126,    141,    157,    173,    189,    205,    221,    237,
43         17,     20,     37,     51,     59,     78,     89,    107,
44        123,    134,    150,    164,    184,    205,    224,    240,
45         10,     15,     32,     51,     67,     81,     96,    112,
46        129,    142,    158,    173,    189,    204,    220,    236,
47          8,     21,     37,     51,     65,     79,     98,    113,
48        126,    138,    155,    168,    179,    192,    209,    218,
49         12,     15,     34,     55,     63,     78,     87,    108,
50        118,    131,    148,    167,    185,    203,    219,    236,
51         16,     19,     32,     36,     56,     79,     91,    108,
52        118,    136,    154,    171,    186,    204,    220,    237,
53         11,     28,     43,     58,     74,     89,    105,    120,
54        135,    150,    165,    180,    196,    211,    226,    241,
55          6,     16,     33,     46,     60,     75,     92,    107,
56        123,    137,    156,    169,    185,    199,    214,    225,
57         11,     19,     30,     44,     57,     74,     89,    105,
58        121,    135,    152,    169,    186,    202,    218,    234,
59         12,     19,     29,     46,     57,     71,     88,    100,
60        120,    132,    148,    165,    182,    199,    216,    233,
61         17,     23,     35,     46,     56,     77,     92,    106,
62        123,    134,    152,    167,    185,    204,    222,    237,
63         14,     17,     45,     53,     63,     75,     89,    107,
64        115,    132,    151,    171,    188,    206,    221,    240,
65          9,     16,     29,     40,     56,     71,     88,    103,
66        119,    137,    154,    171,    189,    205,    222,    237,
67         16,     19,     36,     48,     57,     76,     87,    105,
68        118,    132,    150,    167,    185,    202,    218,    236,
69         12,     17,     29,     54,     71,     81,     94,    104,
70        126,    136,    149,    164,    182,    201,    221,    237,
71         15,     28,     47,     62,     79,     97,    115,    129,
72        142,    155,    168,    180,    194,    208,    223,    238,
73          8,     14,     30,     45,     62,     78,     94,    111,
74        127,    143,    159,    175,    192,    207,    223,    239,
75         17,     30,     49,     62,     79,     92,    107,    119,
76        132,    145,    160,    174,    190,    204,    220,    235,
77         14,     19,     36,     45,     61,     76,     91,    108,
78        121,    138,    154,    172,    189,    205,    222,    238,
79         12,     18,     31,     45,     60,     76,     91,    107,
80        123,    138,    154,    171,    187,    204,    221,    236,
81         13,     17,     31,     43,     53,     70,     83,    103,
82        114,    131,    149,    167,    185,    203,    220,    237,
83         17,     22,     35,     42,     58,     78,     93,    110,
84        125,    139,    155,    170,    188,    206,    224,    240,
85          8,     15,     34,     50,     67,     83,     99,    115,
86        131,    146,    162,    178,    193,    209,    224,    239,
87         13,     16,     41,     66,     73,     86,     95,    111,
88        128,    137,    150,    163,    183,    206,    225,    241,
89         17,     25,     37,     52,     63,     75,     92,    102,
90        119,    132,    144,    160,    175,    191,    212,    231,
91         19,     31,     49,     65,     83,    100,    117,    133,
92        147,    161,    174,    187,    200,    213,    227,    242,
93         18,     31,     52,     68,     88,    103,    117,    126,
94        138,    149,    163,    177,    192,    207,    223,    239,
95         16,     29,     47,     61,     76,     90,    106,    119,
96        133,    147,    161,    176,    193,    209,    224,    240,
97         15,     21,     35,     50,     61,     73,     86,     97,
98        110,    119,    129,    141,    175,    198,    218,    237
99 };
100 
101 static const opus_uint8 silk_NLSF_CB1_iCDF_WB[ 64 ] = {
102        225,    204,    201,    184,    183,    175,    158,    154,
103        153,    135,    119,    115,    113,    110,    109,     99,
104         98,     95,     79,     68,     52,     50,     48,     45,
105         43,     32,     31,     27,     18,     10,      3,      0,
106        255,    251,    235,    230,    212,    201,    196,    182,
107        167,    166,    163,    151,    138,    124,    110,    104,
108         90,     78,     76,     70,     69,     57,     45,     34,
109         24,     21,     11,      6,      5,      4,      3,      0
110 };
111 
112 static const opus_uint8 silk_NLSF_CB2_SELECT_WB[ 256 ] = {
113          0,      0,      0,      0,      0,      0,      0,      1,
114        100,    102,    102,     68,     68,     36,     34,     96,
115        164,    107,    158,    185,    180,    185,    139,    102,
116         64,     66,     36,     34,     34,      0,      1,     32,
117        208,    139,    141,    191,    152,    185,    155,    104,
118         96,    171,    104,    166,    102,    102,    102,    132,
119          1,      0,      0,      0,      0,     16,     16,      0,
120         80,    109,     78,    107,    185,    139,    103,    101,
121        208,    212,    141,    139,    173,    153,    123,    103,
122         36,      0,      0,      0,      0,      0,      0,      1,
123         48,      0,      0,      0,      0,      0,      0,     32,
124         68,    135,    123,    119,    119,    103,     69,     98,
125         68,    103,    120,    118,    118,    102,     71,     98,
126        134,    136,    157,    184,    182,    153,    139,    134,
127        208,    168,    248,     75,    189,    143,    121,    107,
128         32,     49,     34,     34,     34,      0,     17,      2,
129        210,    235,    139,    123,    185,    137,    105,    134,
130         98,    135,    104,    182,    100,    183,    171,    134,
131        100,     70,     68,     70,     66,     66,     34,    131,
132         64,    166,    102,     68,     36,      2,      1,      0,
133        134,    166,    102,     68,     34,     34,     66,    132,
134        212,    246,    158,    139,    107,    107,     87,    102,
135        100,    219,    125,    122,    137,    118,    103,    132,
136        114,    135,    137,    105,    171,    106,     50,     34,
137        164,    214,    141,    143,    185,    151,    121,    103,
138        192,     34,      0,      0,      0,      0,      0,      1,
139        208,    109,     74,    187,    134,    249,    159,    137,
140        102,    110,    154,    118,     87,    101,    119,    101,
141          0,      2,      0,     36,     36,     66,     68,     35,
142         96,    164,    102,    100,     36,      0,      2,     33,
143        167,    138,    174,    102,    100,     84,      2,      2,
144        100,    107,    120,    119,     36,    197,     24,      0
145 };
146 
147 static const opus_uint8 silk_NLSF_CB2_iCDF_WB[ 72 ] = {
148        255,    254,    253,    244,     12,      3,      2,      1,
149          0,    255,    254,    252,    224,     38,      3,      2,
150          1,      0,    255,    254,    251,    209,     57,      4,
151          2,      1,      0,    255,    254,    244,    195,     69,
152          4,      2,      1,      0,    255,    251,    232,    184,
153         84,      7,      2,      1,      0,    255,    254,    240,
154        186,     86,     14,      2,      1,      0,    255,    254,
155        239,    178,     91,     30,      5,      1,      0,    255,
156        248,    227,    177,    100,     19,      2,      1,      0
157 };
158 
159 static const opus_uint8 silk_NLSF_CB2_BITS_WB_Q5[ 72 ] = {
160        255,    255,    255,    156,      4,    154,    255,    255,
161        255,    255,    255,    227,    102,     15,     92,    255,
162        255,    255,    255,    255,    213,     83,     24,     72,
163        236,    255,    255,    255,    255,    150,     76,     33,
164         63,    214,    255,    255,    255,    190,    121,     77,
165         43,     55,    185,    255,    255,    255,    245,    137,
166         71,     43,     59,    139,    255,    255,    255,    255,
167        131,     66,     50,     66,    107,    194,    255,    255,
168        166,    116,     76,     55,     53,    125,    255,    255
169 };
170 
171 static const opus_uint8 silk_NLSF_PRED_WB_Q8[ 30 ] = {
172        175,    148,    160,    176,    178,    173,    174,    164,
173        177,    174,    196,    182,    198,    192,    182,     68,
174         62,     66,     60,     72,    117,     85,     90,    118,
175        136,    151,    142,    160,    142,    155
176 };
177 
178 static const opus_int16 silk_NLSF_DELTA_MIN_WB_Q15[ 17 ] = {
179        100,      3,     40,      3,      3,      3,      5,     14,
180         14,     10,     11,      3,      8,      9,      7,      3,
181        347
182 };
183 
184 const silk_NLSF_CB_struct silk_NLSF_CB_WB =
185 {
186     32,
187     16,
188     SILK_FIX_CONST( 0.15, 16 ),
189     SILK_FIX_CONST( 1.0 / 0.15, 6 ),
190     silk_NLSF_CB1_WB_Q8,
191     silk_NLSF_CB1_iCDF_WB,
192     silk_NLSF_PRED_WB_Q8,
193     silk_NLSF_CB2_SELECT_WB,
194     silk_NLSF_CB2_iCDF_WB,
195     silk_NLSF_CB2_BITS_WB_Q5,
196     silk_NLSF_DELTA_MIN_WB_Q15,
197 };
198 
199