FFmpeg
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aacsbrdata.h
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1/*
2 * AAC Spectral Band Replication decoding data
3 * Copyright (c) 2008-2009 Robert Swain ( rob opendot cl )
4 *
5 * This file is part of FFmpeg.
6 *
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22/**
23 * @file
24 * AAC Spectral Band Replication decoding data
25 * @author Robert Swain ( rob opendot cl )
26 */
27
28#ifndef AVCODEC_AACSBRDATA_H
29#define AVCODEC_AACSBRDATA_H
30
31#include <stdint.h>
32#include "libavutil/mem_internal.h"
33#include "aac_defines.h"
34
35static const int8_t sbr_offset[6][16] = {
36 {-8, -7, -6, -5, -4, -3, -2, -1, 0, 1, 2, 3, 4, 5, 6, 7}, // fs_sbr = 16000 Hz
37 {-5, -4, -3, -2, -1, 0, 1, 2, 3, 4, 5, 6, 7, 9, 11, 13}, // fs_sbr = 22050 Hz
38 {-5, -3, -2, -1, 0, 1, 2, 3, 4, 5, 6, 7, 9, 11, 13, 16}, // fs_sbr = 24000 Hz
39 {-6, -4, -2, -1, 0, 1, 2, 3, 4, 5, 6, 7, 9, 11, 13, 16}, // fs_sbr = 32000 Hz
40 {-4, -2, -1, 0, 1, 2, 3, 4, 5, 6, 7, 9, 11, 13, 16, 20}, // 44100 Hz <= fs_sbr <= 64000 Hz
41 {-2, -1, 0, 1, 2, 3, 4, 5, 6, 7, 9, 11, 13, 16, 20, 24}, // 64000 Hz < fs_sbr
42};
43
44/// window coefficients for analysis/synthesis QMF banks
45static const DECLARE_ALIGNED(32, INTFLOAT, sbr_qmf_window_ds)[320] = {
46 Q31( 0.0000000000f), Q31(-0.0005617692f),
47 Q31(-0.0004875227f), Q31(-0.0005040714f),
48 Q31(-0.0005466565f), Q31(-0.0005870930f),
49 Q31(-0.0006312493f), Q31(-0.0006777690f),
50 Q31(-0.0007157736f), Q31(-0.0007440941f),
51 Q31(-0.0007681371f), Q31(-0.0007834332f),
52 Q31(-0.0007803664f), Q31(-0.0007757977f),
53 Q31(-0.0007530001f), Q31(-0.0007215391f),
54 Q31(-0.0006650415f), Q31(-0.0005946118f),
55 Q31(-0.0005145572f), Q31(-0.0004095121f),
56 Q31(-0.0002896981f), Q31(-0.0001446380f),
57 Q31( 0.0000134949f), Q31( 0.0002043017f),
58 Q31( 0.0004026540f), Q31( 0.0006239376f),
59 Q31( 0.0008608443f), Q31( 0.0011250155f),
60 Q31( 0.0013902494f), Q31( 0.0016868083f),
61 Q31( 0.0019841140f), Q31( 0.0023017254f),
62 Q31( 0.0026201758f), Q31( 0.0029469447f),
63 Q31( 0.0032739613f), Q31( 0.0036008268f),
64 Q31( 0.0039207432f), Q31( 0.0042264269f),
65 Q31( 0.0045209852f), Q31( 0.0047932560f),
66 Q31( 0.0050393022f), Q31( 0.0052461166f),
67 Q31( 0.0054196775f), Q31( 0.0055475714f),
68 Q31( 0.0056220643f), Q31( 0.0056389199f),
69 Q31( 0.0055917128f), Q31( 0.0054753783f),
70 Q31( 0.0052715758f), Q31( 0.0049839687f),
71 Q31( 0.0046039530f), Q31( 0.0041251642f),
72 Q31( 0.0035401246f), Q31( 0.0028446757f),
73 Q31( 0.0020274176f), Q31( 0.0010902329f),
74 Q31( 0.0000276045f), Q31(-0.0011568135f),
75 Q31(-0.0024826723f), Q31(-0.0039401124f),
76 Q31(-0.0055337211f), Q31(-0.0072615816f),
77 Q31(-0.0091325329f), Q31(-0.0111315548f),
78 Q31( 0.0132718220f), Q31( 0.0155405553f),
79 Q31( 0.0179433381f), Q31( 0.0204531793f),
80 Q31( 0.0230680169f), Q31( 0.0257875847f),
81 Q31( 0.0286072173f), Q31( 0.0315017608f),
82 Q31( 0.0344620948f), Q31( 0.0374812850f),
83 Q31( 0.0405349170f), Q31( 0.0436097542f),
84 Q31( 0.0466843027f), Q31( 0.0497385755f),
85 Q31( 0.0527630746f), Q31( 0.0557173648f),
86 Q31( 0.0585915683f), Q31( 0.0613455171f),
87 Q31( 0.0639715898f), Q31( 0.0664367512f),
88 Q31( 0.0687043828f), Q31( 0.0707628710f),
89 Q31( 0.0725682583f), Q31( 0.0741003642f),
90 Q31( 0.0753137336f), Q31( 0.0761992479f),
91 Q31( 0.0767093490f), Q31( 0.0768230011f),
92 Q31( 0.0765050718f), Q31( 0.0757305756f),
93 Q31( 0.0744664394f), Q31( 0.0726774642f),
94 Q31( 0.0703533073f), Q31( 0.0674525021f),
95 Q31( 0.0639444805f), Q31( 0.0598166570f),
96 Q31( 0.0550460034f), Q31( 0.0495978676f),
97 Q31( 0.0434768782f), Q31( 0.0366418116f),
98 Q31( 0.0290824006f), Q31( 0.0207997072f),
99 Q31( 0.0117623832f), Q31( 0.0019765601f),
100 Q31(-0.0085711749f), Q31(-0.0198834129f),
101 Q31(-0.0319531274f), Q31(-0.0447806821f),
102 Q31(-0.0583705326f), Q31(-0.0726943300f),
103 Q31(-0.0877547536f), Q31(-0.1035329531f),
104 Q31(-0.1200077984f), Q31(-0.1371551761f),
105 Q31(-0.1549607071f), Q31(-0.1733808172f),
106 Q31(-0.1923966745f), Q31(-0.2119735853f),
107 Q31(-0.2320690870f), Q31(-0.2526480309f),
108 Q31(-0.2736634040f), Q31(-0.2950716717f),
109 Q31(-0.3168278913f), Q31(-0.3388722693f),
110 Q31( 0.3611589903f), Q31( 0.3836350013f),
111 Q31( 0.4062317676f), Q31( 0.4289119920f),
112 Q31( 0.4515996535f), Q31( 0.4742453214f),
113 Q31( 0.4967708254f), Q31( 0.5191234970f),
114 Q31( 0.5412553448f), Q31( 0.5630789140f),
115 Q31( 0.5845403235f), Q31( 0.6055783538f),
116 Q31( 0.6261242695f), Q31( 0.6461269695f),
117 Q31( 0.6655139880f), Q31( 0.6842353293f),
118 Q31( 0.7022388719f), Q31( 0.7194462634f),
119 Q31( 0.7358211758f), Q31( 0.7513137456f),
120 Q31( 0.7658674865f), Q31( 0.7794287519f),
121 Q31( 0.7919735841f), Q31( 0.8034485751f),
122 Q31( 0.8138191270f), Q31( 0.8230419890f),
123 Q31( 0.8311038457f), Q31( 0.8379717337f),
124 Q31( 0.8436238281f), Q31( 0.8480315777f),
125 Q31( 0.8511971524f), Q31( 0.8531020949f),
126 Q31( 0.8537385600f), Q31( 0.8531020949f),
127 Q31( 0.8511971524f), Q31( 0.8480315777f),
128 Q31( 0.8436238281f), Q31( 0.8379717337f),
129 Q31( 0.8311038457f), Q31( 0.8230419890f),
130 Q31( 0.8138191270f), Q31( 0.8034485751f),
131 Q31( 0.7919735841f), Q31( 0.7794287519f),
132 Q31( 0.7658674865f), Q31( 0.7513137456f),
133 Q31( 0.7358211758f), Q31( 0.7194462634f),
134 Q31( 0.7022388719f), Q31( 0.6842353293f),
135 Q31( 0.6655139880f), Q31( 0.6461269695f),
136 Q31( 0.6261242695f), Q31( 0.6055783538f),
137 Q31( 0.5845403235f), Q31( 0.5630789140f),
138 Q31( 0.5412553448f), Q31( 0.5191234970f),
139 Q31( 0.4967708254f), Q31( 0.4742453214f),
140 Q31( 0.4515996535f), Q31( 0.4289119920f),
141 Q31( 0.4062317676f), Q31( 0.3836350013f),
142 -Q31( 0.3611589903f), Q31(-0.3388722693f),
143 Q31(-0.3168278913f), Q31(-0.2950716717f),
144 Q31(-0.2736634040f), Q31(-0.2526480309f),
145 Q31(-0.2320690870f), Q31(-0.2119735853f),
146 Q31(-0.1923966745f), Q31(-0.1733808172f),
147 Q31(-0.1549607071f), Q31(-0.1371551761f),
148 Q31(-0.1200077984f), Q31(-0.1035329531f),
149 Q31(-0.0877547536f), Q31(-0.0726943300f),
150 Q31(-0.0583705326f), Q31(-0.0447806821f),
151 Q31(-0.0319531274f), Q31(-0.0198834129f),
152 Q31(-0.0085711749f), Q31( 0.0019765601f),
153 Q31( 0.0117623832f), Q31( 0.0207997072f),
154 Q31( 0.0290824006f), Q31( 0.0366418116f),
155 Q31( 0.0434768782f), Q31( 0.0495978676f),
156 Q31( 0.0550460034f), Q31( 0.0598166570f),
157 Q31( 0.0639444805f), Q31( 0.0674525021f),
158 Q31( 0.0703533073f), Q31( 0.0726774642f),
159 Q31( 0.0744664394f), Q31( 0.0757305756f),
160 Q31( 0.0765050718f), Q31( 0.0768230011f),
161 Q31( 0.0767093490f), Q31( 0.0761992479f),
162 Q31( 0.0753137336f), Q31( 0.0741003642f),
163 Q31( 0.0725682583f), Q31( 0.0707628710f),
164 Q31( 0.0687043828f), Q31( 0.0664367512f),
165 Q31( 0.0639715898f), Q31( 0.0613455171f),
166 Q31( 0.0585915683f), Q31( 0.0557173648f),
167 Q31( 0.0527630746f), Q31( 0.0497385755f),
168 Q31( 0.0466843027f), Q31( 0.0436097542f),
169 Q31( 0.0405349170f), Q31( 0.0374812850f),
170 Q31( 0.0344620948f), Q31( 0.0315017608f),
171 Q31( 0.0286072173f), Q31( 0.0257875847f),
172 Q31( 0.0230680169f), Q31( 0.0204531793f),
173 Q31( 0.0179433381f), Q31( 0.0155405553f),
174 -Q31( 0.0132718220f), Q31(-0.0111315548f),
175 Q31(-0.0091325329f), Q31(-0.0072615816f),
176 Q31(-0.0055337211f), Q31(-0.0039401124f),
177 Q31(-0.0024826723f), Q31(-0.0011568135f),
178 Q31( 0.0000276045f), Q31( 0.0010902329f),
179 Q31( 0.0020274176f), Q31( 0.0028446757f),
180 Q31( 0.0035401246f), Q31( 0.0041251642f),
181 Q31( 0.0046039530f), Q31( 0.0049839687f),
182 Q31( 0.0052715758f), Q31( 0.0054753783f),
183 Q31( 0.0055917128f), Q31( 0.0056389199f),
184 Q31( 0.0056220643f), Q31( 0.0055475714f),
185 Q31( 0.0054196775f), Q31( 0.0052461166f),
186 Q31( 0.0050393022f), Q31( 0.0047932560f),
187 Q31( 0.0045209852f), Q31( 0.0042264269f),
188 Q31( 0.0039207432f), Q31( 0.0036008268f),
189 Q31( 0.0032739613f), Q31( 0.0029469447f),
190 Q31( 0.0026201758f), Q31( 0.0023017254f),
191 Q31( 0.0019841140f), Q31( 0.0016868083f),
192 Q31( 0.0013902494f), Q31( 0.0011250155f),
193 Q31( 0.0008608443f), Q31( 0.0006239376f),
194 Q31( 0.0004026540f), Q31( 0.0002043017f),
195 Q31( 0.0000134949f), Q31(-0.0001446380f),
196 Q31(-0.0002896981f), Q31(-0.0004095121f),
197 Q31(-0.0005145572f), Q31(-0.0005946118f),
198 Q31(-0.0006650415f), Q31(-0.0007215391f),
199 Q31(-0.0007530001f), Q31(-0.0007757977f),
200 Q31(-0.0007803664f), Q31(-0.0007834332f),
201 Q31(-0.0007681371f), Q31(-0.0007440941f),
202 Q31(-0.0007157736f), Q31(-0.0006777690f),
203 Q31(-0.0006312493f), Q31(-0.0005870930f),
204 Q31(-0.0005466565f), Q31(-0.0005040714f),
205 Q31(-0.0004875227f), Q31(-0.0005617692f),
206};
207
208/* This table contains redundancy: It is symmetric about the entry #320
209 * with the exception of entries 384 and 512 which are negated. */
210static const DECLARE_ALIGNED(32, INTFLOAT, sbr_qmf_window_us)[640] = {
211 Q31( 0.0000000000f), Q31(-0.0005525286f), Q31(-0.0005617692f), Q31(-0.0004947518f),
212 Q31(-0.0004875227f), Q31(-0.0004893791f), Q31(-0.0005040714f), Q31(-0.0005226564f),
213 Q31(-0.0005466565f), Q31(-0.0005677802f), Q31(-0.0005870930f), Q31(-0.0006132747f),
214 Q31(-0.0006312493f), Q31(-0.0006540333f), Q31(-0.0006777690f), Q31(-0.0006941614f),
215 Q31(-0.0007157736f), Q31(-0.0007255043f), Q31(-0.0007440941f), Q31(-0.0007490598f),
216 Q31(-0.0007681371f), Q31(-0.0007724848f), Q31(-0.0007834332f), Q31(-0.0007779869f),
217 Q31(-0.0007803664f), Q31(-0.0007801449f), Q31(-0.0007757977f), Q31(-0.0007630793f),
218 Q31(-0.0007530001f), Q31(-0.0007319357f), Q31(-0.0007215391f), Q31(-0.0006917937f),
219 Q31(-0.0006650415f), Q31(-0.0006341594f), Q31(-0.0005946118f), Q31(-0.0005564576f),
220 Q31(-0.0005145572f), Q31(-0.0004606325f), Q31(-0.0004095121f), Q31(-0.0003501175f),
221 Q31(-0.0002896981f), Q31(-0.0002098337f), Q31(-0.0001446380f), Q31(-0.0000617334f),
222 Q31( 0.0000134949f), Q31( 0.0001094383f), Q31( 0.0002043017f), Q31( 0.0002949531f),
223 Q31( 0.0004026540f), Q31( 0.0005107388f), Q31( 0.0006239376f), Q31( 0.0007458025f),
224 Q31( 0.0008608443f), Q31( 0.0009885988f), Q31( 0.0011250155f), Q31( 0.0012577884f),
225 Q31( 0.0013902494f), Q31( 0.0015443219f), Q31( 0.0016868083f), Q31( 0.0018348265f),
226 Q31( 0.0019841140f), Q31( 0.0021461583f), Q31( 0.0023017254f), Q31( 0.0024625616f),
227 Q31( 0.0026201758f), Q31( 0.0027870464f), Q31( 0.0029469447f), Q31( 0.0031125420f),
228 Q31( 0.0032739613f), Q31( 0.0034418874f), Q31( 0.0036008268f), Q31( 0.0037603922f),
229 Q31( 0.0039207432f), Q31( 0.0040819753f), Q31( 0.0042264269f), Q31( 0.0043730719f),
230 Q31( 0.0045209852f), Q31( 0.0046606460f), Q31( 0.0047932560f), Q31( 0.0049137603f),
231 Q31( 0.0050393022f), Q31( 0.0051407353f), Q31( 0.0052461166f), Q31( 0.0053471681f),
232 Q31( 0.0054196775f), Q31( 0.0054876040f), Q31( 0.0055475714f), Q31( 0.0055938023f),
233 Q31( 0.0056220643f), Q31( 0.0056455196f), Q31( 0.0056389199f), Q31( 0.0056266114f),
234 Q31( 0.0055917128f), Q31( 0.0055404363f), Q31( 0.0054753783f), Q31( 0.0053838975f),
235 Q31( 0.0052715758f), Q31( 0.0051382275f), Q31( 0.0049839687f), Q31( 0.0048109469f),
236 Q31( 0.0046039530f), Q31( 0.0043801861f), Q31( 0.0041251642f), Q31( 0.0038456408f),
237 Q31( 0.0035401246f), Q31( 0.0032091885f), Q31( 0.0028446757f), Q31( 0.0024508540f),
238 Q31( 0.0020274176f), Q31( 0.0015784682f), Q31( 0.0010902329f), Q31( 0.0005832264f),
239 Q31( 0.0000276045f), Q31(-0.0005464280f), Q31(-0.0011568135f), Q31(-0.0018039472f),
240 Q31(-0.0024826723f), Q31(-0.0031933778f), Q31(-0.0039401124f), Q31(-0.0047222596f),
241 Q31(-0.0055337211f), Q31(-0.0063792293f), Q31(-0.0072615816f), Q31(-0.0081798233f),
242 Q31(-0.0091325329f), Q31(-0.0101150215f), Q31(-0.0111315548f), Q31(-0.0121849995f),
243 Q31( 0.0132718220f), Q31( 0.0143904666f), Q31( 0.0155405553f), Q31( 0.0167324712f),
244 Q31( 0.0179433381f), Q31( 0.0191872431f), Q31( 0.0204531793f), Q31( 0.0217467550f),
245 Q31( 0.0230680169f), Q31( 0.0244160992f), Q31( 0.0257875847f), Q31( 0.0271859429f),
246 Q31( 0.0286072173f), Q31( 0.0300502657f), Q31( 0.0315017608f), Q31( 0.0329754081f),
247 Q31( 0.0344620948f), Q31( 0.0359697560f), Q31( 0.0374812850f), Q31( 0.0390053679f),
248 Q31( 0.0405349170f), Q31( 0.0420649094f), Q31( 0.0436097542f), Q31( 0.0451488405f),
249 Q31( 0.0466843027f), Q31( 0.0482165720f), Q31( 0.0497385755f), Q31( 0.0512556155f),
250 Q31( 0.0527630746f), Q31( 0.0542452768f), Q31( 0.0557173648f), Q31( 0.0571616450f),
251 Q31( 0.0585915683f), Q31( 0.0599837480f), Q31( 0.0613455171f), Q31( 0.0626857808f),
252 Q31( 0.0639715898f), Q31( 0.0652247106f), Q31( 0.0664367512f), Q31( 0.0676075985f),
253 Q31( 0.0687043828f), Q31( 0.0697630244f), Q31( 0.0707628710f), Q31( 0.0717002673f),
254 Q31( 0.0725682583f), Q31( 0.0733620255f), Q31( 0.0741003642f), Q31( 0.0747452558f),
255 Q31( 0.0753137336f), Q31( 0.0758008358f), Q31( 0.0761992479f), Q31( 0.0764992170f),
256 Q31( 0.0767093490f), Q31( 0.0768173975f), Q31( 0.0768230011f), Q31( 0.0767204924f),
257 Q31( 0.0765050718f), Q31( 0.0761748321f), Q31( 0.0757305756f), Q31( 0.0751576255f),
258 Q31( 0.0744664394f), Q31( 0.0736406005f), Q31( 0.0726774642f), Q31( 0.0715826364f),
259 Q31( 0.0703533073f), Q31( 0.0689664013f), Q31( 0.0674525021f), Q31( 0.0657690668f),
260 Q31( 0.0639444805f), Q31( 0.0619602779f), Q31( 0.0598166570f), Q31( 0.0575152691f),
261 Q31( 0.0550460034f), Q31( 0.0524093821f), Q31( 0.0495978676f), Q31( 0.0466303305f),
262 Q31( 0.0434768782f), Q31( 0.0401458278f), Q31( 0.0366418116f), Q31( 0.0329583930f),
263 Q31( 0.0290824006f), Q31( 0.0250307561f), Q31( 0.0207997072f), Q31( 0.0163701258f),
264 Q31( 0.0117623832f), Q31( 0.0069636862f), Q31( 0.0019765601f), Q31(-0.0032086896f),
265 Q31(-0.0085711749f), Q31(-0.0141288827f), Q31(-0.0198834129f), Q31(-0.0258227288f),
266 Q31(-0.0319531274f), Q31(-0.0382776572f), Q31(-0.0447806821f), Q31(-0.0514804176f),
267 Q31(-0.0583705326f), Q31(-0.0654409853f), Q31(-0.0726943300f), Q31(-0.0801372934f),
268 Q31(-0.0877547536f), Q31(-0.0955533352f), Q31(-0.1035329531f), Q31(-0.1116826931f),
269 Q31(-0.1200077984f), Q31(-0.1285002850f), Q31(-0.1371551761f), Q31(-0.1459766491f),
270 Q31(-0.1549607071f), Q31(-0.1640958855f), Q31(-0.1733808172f), Q31(-0.1828172548f),
271 Q31(-0.1923966745f), Q31(-0.2021250176f), Q31(-0.2119735853f), Q31(-0.2219652696f),
272 Q31(-0.2320690870f), Q31(-0.2423016884f), Q31(-0.2526480309f), Q31(-0.2631053299f),
273 Q31(-0.2736634040f), Q31(-0.2843214189f), Q31(-0.2950716717f), Q31(-0.3059098575f),
274 Q31(-0.3168278913f), Q31(-0.3278113727f), Q31(-0.3388722693f), Q31(-0.3499914122f),
275 Q31( 0.3611589903f), Q31( 0.3723795546f), Q31( 0.3836350013f), Q31( 0.3949211761f),
276 Q31( 0.4062317676f), Q31( 0.4175696896f), Q31( 0.4289119920f), Q31( 0.4402553754f),
277 Q31( 0.4515996535f), Q31( 0.4629308085f), Q31( 0.4742453214f), Q31( 0.4855253091f),
278 Q31( 0.4967708254f), Q31( 0.5079817500f), Q31( 0.5191234970f), Q31( 0.5302240895f),
279 Q31( 0.5412553448f), Q31( 0.5522051258f), Q31( 0.5630789140f), Q31( 0.5738524131f),
280 Q31( 0.5845403235f), Q31( 0.5951123086f), Q31( 0.6055783538f), Q31( 0.6159109932f),
281 Q31( 0.6261242695f), Q31( 0.6361980107f), Q31( 0.6461269695f), Q31( 0.6559016302f),
282 Q31( 0.6655139880f), Q31( 0.6749663190f), Q31( 0.6842353293f), Q31( 0.6933282376f),
283 Q31( 0.7022388719f), Q31( 0.7109410426f), Q31( 0.7194462634f), Q31( 0.7277448900f),
284 Q31( 0.7358211758f), Q31( 0.7436827863f), Q31( 0.7513137456f), Q31( 0.7587080760f),
285 Q31( 0.7658674865f), Q31( 0.7727780881f), Q31( 0.7794287519f), Q31( 0.7858353120f),
286 Q31( 0.7919735841f), Q31( 0.7978466413f), Q31( 0.8034485751f), Q31( 0.8087695004f),
287 Q31( 0.8138191270f), Q31( 0.8185776004f), Q31( 0.8230419890f), Q31( 0.8272275347f),
288 Q31( 0.8311038457f), Q31( 0.8346937361f), Q31( 0.8379717337f), Q31( 0.8409541392f),
289 Q31( 0.8436238281f), Q31( 0.8459818469f), Q31( 0.8480315777f), Q31( 0.8497805198f),
290 Q31( 0.8511971524f), Q31( 0.8523047035f), Q31( 0.8531020949f), Q31( 0.8535720573f),
291 Q31( 0.8537385600f), Q31( 0.8535720573f), Q31( 0.8531020949f), Q31( 0.8523047035f),
292 Q31( 0.8511971524f), Q31( 0.8497805198f), Q31( 0.8480315777f), Q31( 0.8459818469f),
293 Q31( 0.8436238281f), Q31( 0.8409541392f), Q31( 0.8379717337f), Q31( 0.8346937361f),
294 Q31( 0.8311038457f), Q31( 0.8272275347f), Q31( 0.8230419890f), Q31( 0.8185776004f),
295 Q31( 0.8138191270f), Q31( 0.8087695004f), Q31( 0.8034485751f), Q31( 0.7978466413f),
296 Q31( 0.7919735841f), Q31( 0.7858353120f), Q31( 0.7794287519f), Q31( 0.7727780881f),
297 Q31( 0.7658674865f), Q31( 0.7587080760f), Q31( 0.7513137456f), Q31( 0.7436827863f),
298 Q31( 0.7358211758f), Q31( 0.7277448900f), Q31( 0.7194462634f), Q31( 0.7109410426f),
299 Q31( 0.7022388719f), Q31( 0.6933282376f), Q31( 0.6842353293f), Q31( 0.6749663190f),
300 Q31( 0.6655139880f), Q31( 0.6559016302f), Q31( 0.6461269695f), Q31( 0.6361980107f),
301 Q31( 0.6261242695f), Q31( 0.6159109932f), Q31( 0.6055783538f), Q31( 0.5951123086f),
302 Q31( 0.5845403235f), Q31( 0.5738524131f), Q31( 0.5630789140f), Q31( 0.5522051258f),
303 Q31( 0.5412553448f), Q31( 0.5302240895f), Q31( 0.5191234970f), Q31( 0.5079817500f),
304 Q31( 0.4967708254f), Q31( 0.4855253091f), Q31( 0.4742453214f), Q31( 0.4629308085f),
305 Q31( 0.4515996535f), Q31( 0.4402553754f), Q31( 0.4289119920f), Q31( 0.4175696896f),
306 Q31( 0.4062317676f), Q31( 0.3949211761f), Q31( 0.3836350013f), Q31( 0.3723795546f),
307 -Q31( 0.3611589903f), Q31(-0.3499914122f), Q31(-0.3388722693f), Q31(-0.3278113727f),
308 Q31(-0.3168278913f), Q31(-0.3059098575f), Q31(-0.2950716717f), Q31(-0.2843214189f),
309 Q31(-0.2736634040f), Q31(-0.2631053299f), Q31(-0.2526480309f), Q31(-0.2423016884f),
310 Q31(-0.2320690870f), Q31(-0.2219652696f), Q31(-0.2119735853f), Q31(-0.2021250176f),
311 Q31(-0.1923966745f), Q31(-0.1828172548f), Q31(-0.1733808172f), Q31(-0.1640958855f),
312 Q31(-0.1549607071f), Q31(-0.1459766491f), Q31(-0.1371551761f), Q31(-0.1285002850f),
313 Q31(-0.1200077984f), Q31(-0.1116826931f), Q31(-0.1035329531f), Q31(-0.0955533352f),
314 Q31(-0.0877547536f), Q31(-0.0801372934f), Q31(-0.0726943300f), Q31(-0.0654409853f),
315 Q31(-0.0583705326f), Q31(-0.0514804176f), Q31(-0.0447806821f), Q31(-0.0382776572f),
316 Q31(-0.0319531274f), Q31(-0.0258227288f), Q31(-0.0198834129f), Q31(-0.0141288827f),
317 Q31(-0.0085711749f), Q31(-0.0032086896f), Q31( 0.0019765601f), Q31( 0.0069636862f),
318 Q31( 0.0117623832f), Q31( 0.0163701258f), Q31( 0.0207997072f), Q31( 0.0250307561f),
319 Q31( 0.0290824006f), Q31( 0.0329583930f), Q31( 0.0366418116f), Q31( 0.0401458278f),
320 Q31( 0.0434768782f), Q31( 0.0466303305f), Q31( 0.0495978676f), Q31( 0.0524093821f),
321 Q31( 0.0550460034f), Q31( 0.0575152691f), Q31( 0.0598166570f), Q31( 0.0619602779f),
322 Q31( 0.0639444805f), Q31( 0.0657690668f), Q31( 0.0674525021f), Q31( 0.0689664013f),
323 Q31( 0.0703533073f), Q31( 0.0715826364f), Q31( 0.0726774642f), Q31( 0.0736406005f),
324 Q31( 0.0744664394f), Q31( 0.0751576255f), Q31( 0.0757305756f), Q31( 0.0761748321f),
325 Q31( 0.0765050718f), Q31( 0.0767204924f), Q31( 0.0768230011f), Q31( 0.0768173975f),
326 Q31( 0.0767093490f), Q31( 0.0764992170f), Q31( 0.0761992479f), Q31( 0.0758008358f),
327 Q31( 0.0753137336f), Q31( 0.0747452558f), Q31( 0.0741003642f), Q31( 0.0733620255f),
328 Q31( 0.0725682583f), Q31( 0.0717002673f), Q31( 0.0707628710f), Q31( 0.0697630244f),
329 Q31( 0.0687043828f), Q31( 0.0676075985f), Q31( 0.0664367512f), Q31( 0.0652247106f),
330 Q31( 0.0639715898f), Q31( 0.0626857808f), Q31( 0.0613455171f), Q31( 0.0599837480f),
331 Q31( 0.0585915683f), Q31( 0.0571616450f), Q31( 0.0557173648f), Q31( 0.0542452768f),
332 Q31( 0.0527630746f), Q31( 0.0512556155f), Q31( 0.0497385755f), Q31( 0.0482165720f),
333 Q31( 0.0466843027f), Q31( 0.0451488405f), Q31( 0.0436097542f), Q31( 0.0420649094f),
334 Q31( 0.0405349170f), Q31( 0.0390053679f), Q31( 0.0374812850f), Q31( 0.0359697560f),
335 Q31( 0.0344620948f), Q31( 0.0329754081f), Q31( 0.0315017608f), Q31( 0.0300502657f),
336 Q31( 0.0286072173f), Q31( 0.0271859429f), Q31( 0.0257875847f), Q31( 0.0244160992f),
337 Q31( 0.0230680169f), Q31( 0.0217467550f), Q31( 0.0204531793f), Q31( 0.0191872431f),
338 Q31( 0.0179433381f), Q31( 0.0167324712f), Q31( 0.0155405553f), Q31( 0.0143904666f),
339 -Q31( 0.0132718220f), Q31(-0.0121849995f), Q31(-0.0111315548f), Q31(-0.0101150215f),
340 Q31(-0.0091325329f), Q31(-0.0081798233f), Q31(-0.0072615816f), Q31(-0.0063792293f),
341 Q31(-0.0055337211f), Q31(-0.0047222596f), Q31(-0.0039401124f), Q31(-0.0031933778f),
342 Q31(-0.0024826723f), Q31(-0.0018039472f), Q31(-0.0011568135f), Q31(-0.0005464280f),
343 Q31( 0.0000276045f), Q31( 0.0005832264f), Q31( 0.0010902329f), Q31( 0.0015784682f),
344 Q31( 0.0020274176f), Q31( 0.0024508540f), Q31( 0.0028446757f), Q31( 0.0032091885f),
345 Q31( 0.0035401246f), Q31( 0.0038456408f), Q31( 0.0041251642f), Q31( 0.0043801861f),
346 Q31( 0.0046039530f), Q31( 0.0048109469f), Q31( 0.0049839687f), Q31( 0.0051382275f),
347 Q31( 0.0052715758f), Q31( 0.0053838975f), Q31( 0.0054753783f), Q31( 0.0055404363f),
348 Q31( 0.0055917128f), Q31( 0.0056266114f), Q31( 0.0056389199f), Q31( 0.0056455196f),
349 Q31( 0.0056220643f), Q31( 0.0055938023f), Q31( 0.0055475714f), Q31( 0.0054876040f),
350 Q31( 0.0054196775f), Q31( 0.0053471681f), Q31( 0.0052461166f), Q31( 0.0051407353f),
351 Q31( 0.0050393022f), Q31( 0.0049137603f), Q31( 0.0047932560f), Q31( 0.0046606460f),
352 Q31( 0.0045209852f), Q31( 0.0043730719f), Q31( 0.0042264269f), Q31( 0.0040819753f),
353 Q31( 0.0039207432f), Q31( 0.0037603922f), Q31( 0.0036008268f), Q31( 0.0034418874f),
354 Q31( 0.0032739613f), Q31( 0.0031125420f), Q31( 0.0029469447f), Q31( 0.0027870464f),
355 Q31( 0.0026201758f), Q31( 0.0024625616f), Q31( 0.0023017254f), Q31( 0.0021461583f),
356 Q31( 0.0019841140f), Q31( 0.0018348265f), Q31( 0.0016868083f), Q31( 0.0015443219f),
357 Q31( 0.0013902494f), Q31( 0.0012577884f), Q31( 0.0011250155f), Q31( 0.0009885988f),
358 Q31( 0.0008608443f), Q31( 0.0007458025f), Q31( 0.0006239376f), Q31( 0.0005107388f),
359 Q31( 0.0004026540f), Q31( 0.0002949531f), Q31( 0.0002043017f), Q31( 0.0001094383f),
360 Q31( 0.0000134949f), Q31(-0.0000617334f), Q31(-0.0001446380f), Q31(-0.0002098337f),
361 Q31(-0.0002896981f), Q31(-0.0003501175f), Q31(-0.0004095121f), Q31(-0.0004606325f),
362 Q31(-0.0005145572f), Q31(-0.0005564576f), Q31(-0.0005946118f), Q31(-0.0006341594f),
363 Q31(-0.0006650415f), Q31(-0.0006917937f), Q31(-0.0007215391f), Q31(-0.0007319357f),
364 Q31(-0.0007530001f), Q31(-0.0007630793f), Q31(-0.0007757977f), Q31(-0.0007801449f),
365 Q31(-0.0007803664f), Q31(-0.0007779869f), Q31(-0.0007834332f), Q31(-0.0007724848f),
366 Q31(-0.0007681371f), Q31(-0.0007490598f), Q31(-0.0007440941f), Q31(-0.0007255043f),
367 Q31(-0.0007157736f), Q31(-0.0006941614f), Q31(-0.0006777690f), Q31(-0.0006540333f),
368 Q31(-0.0006312493f), Q31(-0.0006132747f), Q31(-0.0005870930f), Q31(-0.0005677802f),
369 Q31(-0.0005466565f), Q31(-0.0005226564f), Q31(-0.0005040714f), Q31(-0.0004893791f),
370 Q31(-0.0004875227f), Q31(-0.0004947518f), Q31(-0.0005617692f), Q31(-0.0005525286f),
371};
372
373#endif /* AVCODEC_AACSBRDATA_H */
aac_defines.h
Q31
#define Q31(x)
Definition aac_defines.h:111
sbr_offset
static const int8_t sbr_offset[6][16]
Definition aacsbrdata.h:35
sbr_qmf_window_ds
static const INTFLOAT sbr_qmf_window_ds[320]
window coefficients for analysis/synthesis QMF banks
Definition aacsbrdata.h:45
sbr_qmf_window_us
static const INTFLOAT sbr_qmf_window_us[640]
Definition aacsbrdata.h:210
INTFLOAT
#define INTFLOAT
Definition dct32_template.c:44
mem_internal.h
DECLARE_ALIGNED
#define DECLARE_ALIGNED(n, t, v)
Declare a variable that is aligned in memory.
Definition mem_internal.h:104
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