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9564 turbocat 1 
/********************************************************************
2 
 *                                                                  *
3 
 * THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE.   *
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 * USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS     *
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 * GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
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 * IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING.       *
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 *                                                                  *
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 * THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2009             *
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 * by the Xiph.Org Foundation https://xiph.org/                     *
10 
 *                                                                  *
11 
 ********************************************************************
12 
 
13 
 function: key floor settings
14 
 
15 
 ********************************************************************/
16 
 
17 
#include "vorbis/codec.h"
18 
#include "backends.h"
19 
#include "books/floor/floor_books.h"
20 
 
21 
static const static_codebook*const _floor_128x4_books[]={
22 
  &_huff_book_line_128x4_class0,
23 
  &_huff_book_line_128x4_0sub0,
24 
  &_huff_book_line_128x4_0sub1,
25 
  &_huff_book_line_128x4_0sub2,
26 
  &_huff_book_line_128x4_0sub3,
27 
};
28 
static const static_codebook*const _floor_256x4_books[]={
29 
  &_huff_book_line_256x4_class0,
30 
  &_huff_book_line_256x4_0sub0,
31 
  &_huff_book_line_256x4_0sub1,
32 
  &_huff_book_line_256x4_0sub2,
33 
  &_huff_book_line_256x4_0sub3,
34 
};
35 
static const static_codebook*const _floor_128x7_books[]={
36 
  &_huff_book_line_128x7_class0,
37 
  &_huff_book_line_128x7_class1,
38 
 
39 
  &_huff_book_line_128x7_0sub1,
40 
  &_huff_book_line_128x7_0sub2,
41 
  &_huff_book_line_128x7_0sub3,
42 
  &_huff_book_line_128x7_1sub1,
43 
  &_huff_book_line_128x7_1sub2,
44 
  &_huff_book_line_128x7_1sub3,
45 
};
46 
static const static_codebook*const _floor_256x7_books[]={
47 
  &_huff_book_line_256x7_class0,
48 
  &_huff_book_line_256x7_class1,
49 
 
50 
  &_huff_book_line_256x7_0sub1,
51 
  &_huff_book_line_256x7_0sub2,
52 
  &_huff_book_line_256x7_0sub3,
53 
  &_huff_book_line_256x7_1sub1,
54 
  &_huff_book_line_256x7_1sub2,
55 
  &_huff_book_line_256x7_1sub3,
56 
};
57 
static const static_codebook*const _floor_128x11_books[]={
58 
  &_huff_book_line_128x11_class1,
59 
  &_huff_book_line_128x11_class2,
60 
  &_huff_book_line_128x11_class3,
61 
 
62 
  &_huff_book_line_128x11_0sub0,
63 
  &_huff_book_line_128x11_1sub0,
64 
  &_huff_book_line_128x11_1sub1,
65 
  &_huff_book_line_128x11_2sub1,
66 
  &_huff_book_line_128x11_2sub2,
67 
  &_huff_book_line_128x11_2sub3,
68 
  &_huff_book_line_128x11_3sub1,
69 
  &_huff_book_line_128x11_3sub2,
70 
  &_huff_book_line_128x11_3sub3,
71 
};
72 
static const static_codebook*const _floor_128x17_books[]={
73 
  &_huff_book_line_128x17_class1,
74 
  &_huff_book_line_128x17_class2,
75 
  &_huff_book_line_128x17_class3,
76 
 
77 
  &_huff_book_line_128x17_0sub0,
78 
  &_huff_book_line_128x17_1sub0,
79 
  &_huff_book_line_128x17_1sub1,
80 
  &_huff_book_line_128x17_2sub1,
81 
  &_huff_book_line_128x17_2sub2,
82 
  &_huff_book_line_128x17_2sub3,
83 
  &_huff_book_line_128x17_3sub1,
84 
  &_huff_book_line_128x17_3sub2,
85 
  &_huff_book_line_128x17_3sub3,
86 
};
87 
static const static_codebook*const _floor_256x4low_books[]={
88 
  &_huff_book_line_256x4low_class0,
89 
  &_huff_book_line_256x4low_0sub0,
90 
  &_huff_book_line_256x4low_0sub1,
91 
  &_huff_book_line_256x4low_0sub2,
92 
  &_huff_book_line_256x4low_0sub3,
93 
};
94 
static const static_codebook*const _floor_1024x27_books[]={
95 
  &_huff_book_line_1024x27_class1,
96 
  &_huff_book_line_1024x27_class2,
97 
  &_huff_book_line_1024x27_class3,
98 
  &_huff_book_line_1024x27_class4,
99 
 
100 
  &_huff_book_line_1024x27_0sub0,
101 
  &_huff_book_line_1024x27_1sub0,
102 
  &_huff_book_line_1024x27_1sub1,
103 
  &_huff_book_line_1024x27_2sub0,
104 
  &_huff_book_line_1024x27_2sub1,
105 
  &_huff_book_line_1024x27_3sub1,
106 
  &_huff_book_line_1024x27_3sub2,
107 
  &_huff_book_line_1024x27_3sub3,
108 
  &_huff_book_line_1024x27_4sub1,
109 
  &_huff_book_line_1024x27_4sub2,
110 
  &_huff_book_line_1024x27_4sub3,
111 
};
112 
static const static_codebook*const _floor_2048x27_books[]={
113 
  &_huff_book_line_2048x27_class1,
114 
  &_huff_book_line_2048x27_class2,
115 
  &_huff_book_line_2048x27_class3,
116 
  &_huff_book_line_2048x27_class4,
117 
 
118 
  &_huff_book_line_2048x27_0sub0,
119 
  &_huff_book_line_2048x27_1sub0,
120 
  &_huff_book_line_2048x27_1sub1,
121 
  &_huff_book_line_2048x27_2sub0,
122 
  &_huff_book_line_2048x27_2sub1,
123 
  &_huff_book_line_2048x27_3sub1,
124 
  &_huff_book_line_2048x27_3sub2,
125 
  &_huff_book_line_2048x27_3sub3,
126 
  &_huff_book_line_2048x27_4sub1,
127 
  &_huff_book_line_2048x27_4sub2,
128 
  &_huff_book_line_2048x27_4sub3,
129 
};
130 
 
131 
static const static_codebook*const _floor_512x17_books[]={
132 
  &_huff_book_line_512x17_class1,
133 
  &_huff_book_line_512x17_class2,
134 
  &_huff_book_line_512x17_class3,
135 
 
136 
  &_huff_book_line_512x17_0sub0,
137 
  &_huff_book_line_512x17_1sub0,
138 
  &_huff_book_line_512x17_1sub1,
139 
  &_huff_book_line_512x17_2sub1,
140 
  &_huff_book_line_512x17_2sub2,
141 
  &_huff_book_line_512x17_2sub3,
142 
  &_huff_book_line_512x17_3sub1,
143 
  &_huff_book_line_512x17_3sub2,
144 
  &_huff_book_line_512x17_3sub3,
145 
};
146 
 
147 
static const static_codebook*const _floor_Xx0_books[]={
148 
 
149 
};
150 
 
151 
static const static_codebook*const *const _floor_books[11]={
152 
  _floor_128x4_books,
153 
  _floor_256x4_books,
154 
  _floor_128x7_books,
155 
  _floor_256x7_books,
156 
  _floor_128x11_books,
157 
  _floor_128x17_books,
158 
  _floor_256x4low_books,
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  _floor_1024x27_books,
160 
  _floor_2048x27_books,
161 
  _floor_512x17_books,
162 
  _floor_Xx0_books,
163 
};
164 
 
165 
static const vorbis_info_floor1 _floor[11]={
166 
  /* 0: 128 x 4 */
167 
  {
168 
    1,{0},{4},{2},{0},
169 
    {{1,2,3,4}},
170 
    4,{0,128, 33,8,16,70},
171 
 
172 
    60,30,500,   1.,18.,  128
173 
  },
174 
  /* 1: 256 x 4 */
175 
  {
176 
    1,{0},{4},{2},{0},
177 
    {{1,2,3,4}},
178 
    4,{0,256, 66,16,32,140},
179 
 
180 
    60,30,500,   1.,18.,  256
181 
  },
182 
  /* 2: 128 x 7 */
183 
  {
184 
    2,{0,1},{3,4},{2,2},{0,1},
185 
    {{-1,2,3,4},{-1,5,6,7}},
186 
    4,{0,128, 14,4,58, 2,8,28,90},
187 
 
188 
    60,30,500,   1.,18.,  128
189 
  },
190 
  /* 3: 256 x 7 */
191 
  {
192 
    2,{0,1},{3,4},{2,2},{0,1},
193 
    {{-1,2,3,4},{-1,5,6,7}},
194 
    4,{0,256, 28,8,116, 4,16,56,180},
195 
 
196 
    60,30,500,   1.,18.,  256
197 
  },
198 
  /* 4: 128 x 11 */
199 
  {
200 
    4,{0,1,2,3},{2,3,3,3},{0,1,2,2},{-1,0,1,2},
201 
    {{3},{4,5},{-1,6,7,8},{-1,9,10,11}},
202 
 
203 
    2,{0,128,  8,33,  4,16,70,  2,6,12,  23,46,90},
204 
 
205 
     60,30,500,   1,18.,  128
206 
  },
207 
  /* 5: 128 x 17 */
208 
  {
209 
    6,{0,1,1,2,3,3},{2,3,3,3},{0,1,2,2},{-1,0,1,2},
210 
    {{3},{4,5},{-1,6,7,8},{-1,9,10,11}},
211 
    2,{0,128,  12,46,  4,8,16,  23,33,70,  2,6,10,  14,19,28,  39,58,90},
212 
 
213 
    60,30,500,    1,18.,  128
214 
  },
215 
  /* 6: 256 x 4 (low bitrate version) */
216 
  {
217 
    1,{0},{4},{2},{0},
218 
    {{1,2,3,4}},
219 
    4,{0,256, 66,16,32,140},
220 
 
221 
    60,30,500,   1.,18.,  256
222 
  },
223 
  /* 7: 1024 x 27 */
224 
  {
225 
    8,{0,1,2,2,3,3,4,4},{3,4,3,4,3},{0,1,1,2,2},{-1,0,1,2,3},
226 
    {{4},{5,6},{7,8},{-1,9,10,11},{-1,12,13,14}},
227 
    2,{0,1024,   93,23,372, 6,46,186,750,  14,33,65, 130,260,556,
228 
       3,10,18,28,  39,55,79,111,  158,220,312,  464,650,850},
229 
 
230 
    60,30,500,    3,18.,  1024
231 
  },
232 
  /* 8: 2048 x 27 */
233 
  {
234 
    8,{0,1,2,2,3,3,4,4},{3,4,3,4,3},{0,1,1,2,2},{-1,0,1,2,3},
235 
    {{4},{5,6},{7,8},{-1,9,10,11},{-1,12,13,14}},
236 
    2,{0,2048,   186,46,744, 12,92,372,1500,  28,66,130, 260,520,1112,
237 
       6,20,36,56,  78,110,158,222,  316,440,624,  928,1300,1700},
238 
 
239 
    60,30,500,    3,18.,  2048
240 
  },
241 
  /* 9: 512 x 17 */
242 
  {
243 
    6,{0,1,1,2,3,3},{2,3,3,3},{0,1,2,2},{-1,0,1,2},
244 
    {{3},{4,5},{-1,6,7,8},{-1,9,10,11}},
245 
    2,{0,512,  46,186,  16,33,65,  93,130,278,
246 
       7,23,39,  55,79,110,  156,232,360},
247 
 
248 
    60,30,500,    1,18.,  512
249 
  },
250 
 
251 
  /* 10: X x 0 (LFE floor; edge posts only) */
252 
  {
253 
    0,{0}, {0},{0},{-1},
254 
    {{-1}},
255 
    2,{0,12},
256 
    60,30,500,   1.,18.,  10
257 
  },
258 
 
259 
};