FFmpeg
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fft_init_table.c
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1 /*
2  * Copyright (c) 2012
3  * MIPS Technologies, Inc., California.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  * notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  * notice, this list of conditions and the following disclaimer in the
12  * documentation and/or other materials provided with the distribution.
13  * 3. Neither the name of the MIPS Technologies, Inc., nor the names of its
14  * contributors may be used to endorse or promote products derived from
15  * this software without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE MIPS TECHNOLOGIES, INC. ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED. IN NO EVENT SHALL THE MIPS TECHNOLOGIES, INC. BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  *
29  * Authors: Stanislav Ocovaj (socovaj@mips.com)
30  * Goran Cordasic (goran@mips.com)
31  * Djordje Pesut (djordje@mips.com)
32  *
33  * This file is part of FFmpeg.
34  *
35  * FFmpeg is free software; you can redistribute it and/or
36  * modify it under the terms of the GNU Lesser General Public
37  * License as published by the Free Software Foundation; either
38  * version 2.1 of the License, or (at your option) any later version.
39  *
40  * FFmpeg is distributed in the hope that it will be useful,
41  * but WITHOUT ANY WARRANTY; without even the implied warranty of
42  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
43  * Lesser General Public License for more details.
44  *
45  * You should have received a copy of the GNU Lesser General Public
46  * License along with FFmpeg; if not, write to the Free Software
47  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
48  */
49 
50 /**
51  * @file
52  * definitions and initialization of LUT table for FFT
53  */
54 #include "libavcodec/fft_table.h"
55 
56 const int32_t ff_w_tab_sr[MAX_FFT_SIZE/(4*16)] = {
57 2147483647, 2147483016, 2147481121, 2147477963, 2147473542, 2147467857, 2147460908, 2147452697,
58 2147443222, 2147432484, 2147420483, 2147407218, 2147392690, 2147376899, 2147359845, 2147341527,
59 2147321946, 2147301102, 2147278995, 2147255625, 2147230991, 2147205094, 2147177934, 2147149511,
60 2147119825, 2147088876, 2147056664, 2147023188, 2146988450, 2146952448, 2146915184, 2146876656,
61 2146836866, 2146795813, 2146753497, 2146709917, 2146665076, 2146618971, 2146571603, 2146522973,
62 2146473080, 2146421924, 2146369505, 2146315824, 2146260881, 2146204674, 2146147205, 2146088474,
63 2146028480, 2145967224, 2145904705, 2145840924, 2145775880, 2145709574, 2145642006, 2145573176,
64 2145503083, 2145431729, 2145359112, 2145285233, 2145210092, 2145133690, 2145056025, 2144977098,
65 2144896910, 2144815460, 2144732748, 2144648774, 2144563539, 2144477042, 2144389283, 2144300264,
66 2144209982, 2144118439, 2144025635, 2143931570, 2143836244, 2143739656, 2143641807, 2143542697,
67 2143442326, 2143340694, 2143237802, 2143133648, 2143028234, 2142921559, 2142813624, 2142704427,
68 2142593971, 2142482254, 2142369276, 2142255039, 2142139541, 2142022783, 2141904764, 2141785486,
69 2141664948, 2141543150, 2141420092, 2141295774, 2141170197, 2141043360, 2140915264, 2140785908,
70 2140655293, 2140523418, 2140390284, 2140255892, 2140120240, 2139983329, 2139845159, 2139705730,
71 2139565043, 2139423097, 2139279892, 2139135429, 2138989708, 2138842728, 2138694490, 2138544994,
72 2138394240, 2138242228, 2138088958, 2137934430, 2137778644, 2137621601, 2137463301, 2137303743,
73 2137142927, 2136980855, 2136817525, 2136652938, 2136487095, 2136319994, 2136151637, 2135982023,
74 2135811153, 2135639026, 2135465642, 2135291003, 2135115107, 2134937956, 2134759548, 2134579885,
75 2134398966, 2134216791, 2134033361, 2133848675, 2133662734, 2133475538, 2133287087, 2133097381,
76 2132906420, 2132714204, 2132520734, 2132326009, 2132130030, 2131932796, 2131734309, 2131534567,
77 2131333572, 2131131322, 2130927819, 2130723062, 2130517052, 2130309789, 2130101272, 2129891502,
78 2129680480, 2129468204, 2129254676, 2129039895, 2128823862, 2128606576, 2128388038, 2128168248,
79 2127947206, 2127724913, 2127501367, 2127276570, 2127050522, 2126823222, 2126594672, 2126364870,
80 2126133817, 2125901514, 2125667960, 2125433155, 2125197100, 2124959795, 2124721240, 2124481435,
81 2124240380, 2123998076, 2123754522, 2123509718, 2123263666, 2123016364, 2122767814, 2122518015,
82 2122266967, 2122014670, 2121761126, 2121506333, 2121250292, 2120993003, 2120734467, 2120474683,
83 2120213651, 2119951372, 2119687847, 2119423074, 2119157054, 2118889788, 2118621275, 2118351516,
84 2118080511, 2117808259, 2117534762, 2117260020, 2116984031, 2116706797, 2116428319, 2116148595,
85 2115867626, 2115585412, 2115301954, 2115017252, 2114731305, 2114444114, 2114155680, 2113866001,
86 2113575080, 2113282914, 2112989506, 2112694855, 2112398960, 2112101824, 2111803444, 2111503822,
87 2111202959, 2110900853, 2110597505, 2110292916, 2109987085, 2109680013, 2109371700, 2109062146,
88 2108751352, 2108439317, 2108126041, 2107811526, 2107495770, 2107178775, 2106860540, 2106541065,
89 2106220352, 2105898399, 2105575208, 2105250778, 2104925109, 2104598202, 2104270057, 2103940674,
90 2103610054, 2103278196, 2102945101, 2102610768, 2102275199, 2101938393, 2101600350, 2101261071,
91 2100920556, 2100578805, 2100235819, 2099891596, 2099546139, 2099199446, 2098851519, 2098502357,
92 2098151960, 2097800329, 2097447464, 2097093365, 2096738032, 2096381466, 2096023667, 2095664635,
93 2095304370, 2094942872, 2094580142, 2094216179, 2093850985, 2093484559, 2093116901, 2092748012,
94 2092377892, 2092006541, 2091633960, 2091260147, 2090885105, 2090508833, 2090131331, 2089752599,
95 2089372638, 2088991448, 2088609029, 2088225381, 2087840505, 2087454400, 2087067068, 2086678508,
96 2086288720, 2085897705, 2085505463, 2085111994, 2084717298, 2084321376, 2083924228, 2083525854,
97 2083126254, 2082725429, 2082323379, 2081920103, 2081515603, 2081109879, 2080702930, 2080294757,
98 2079885360, 2079474740, 2079062896, 2078649830, 2078235540, 2077820028, 2077403294, 2076985338,
99 2076566160, 2076145760, 2075724139, 2075301296, 2074877233, 2074451950, 2074025446, 2073597721,
100 2073168777, 2072738614, 2072307231, 2071874629, 2071440808, 2071005769, 2070569511, 2070132035,
101 2069693342, 2069253430, 2068812302, 2068369957, 2067926394, 2067481616, 2067035621, 2066588410,
102 2066139983, 2065690341, 2065239484, 2064787411, 2064334124, 2063879623, 2063423908, 2062966978,
103 2062508835, 2062049479, 2061588910, 2061127128, 2060664133, 2060199927, 2059734508, 2059267877,
104 2058800036, 2058330983, 2057860719, 2057389244, 2056916560, 2056442665, 2055967560, 2055491246,
105 2055013723, 2054534991, 2054055050, 2053573901, 2053091544, 2052607979, 2052123207, 2051637227,
106 2051150040, 2050661647, 2050172048, 2049681242, 2049189231, 2048696014, 2048201592, 2047705965,
107 2047209133, 2046711097, 2046211857, 2045711414, 2045209767, 2044706916, 2044202863, 2043697608,
108 2043191150, 2042683490, 2042174628, 2041664565, 2041153301, 2040640837, 2040127172, 2039612306,
109 2039096241, 2038578976, 2038060512, 2037540850, 2037019988, 2036497928, 2035974670, 2035450215,
110 2034924562, 2034397712, 2033869665, 2033340422, 2032809982, 2032278347, 2031745516, 2031211490,
111 2030676269, 2030139853, 2029602243, 2029063439, 2028523442, 2027982251, 2027439867, 2026896291,
112 2026351522, 2025805561, 2025258408, 2024710064, 2024160529, 2023609803, 2023057887, 2022504780,
113 2021950484, 2021394998, 2020838323, 2020280460, 2019721407, 2019161167, 2018599739, 2018037123,
114 2017473321, 2016908331, 2016342155, 2015774793, 2015206245, 2014636511, 2014065592, 2013493489,
115 2012920201, 2012345729, 2011770073, 2011193233, 2010615210, 2010036005, 2009455617, 2008874047,
116 2008291295, 2007707362, 2007122248, 2006535953, 2005948478, 2005359822, 2004769987, 2004178973,
117 2003586779, 2002993407, 2002398857, 2001803128, 2001206222, 2000608139, 2000008879, 1999408442,
118 1998806829, 1998204040, 1997600076, 1996994937, 1996388622, 1995781134, 1995172471, 1994562635,
119 1993951625, 1993339442, 1992726087, 1992111559, 1991495860, 1990878989, 1990260946, 1989641733,
120 1989021350, 1988399796, 1987777073, 1987153180, 1986528118, 1985901888, 1985274489, 1984645923,
121 1984016189, 1983385288, 1982753220, 1982119985, 1981485585, 1980850019, 1980213288, 1979575392,
122 1978936331, 1978296106, 1977654717, 1977012165, 1976368450, 1975723572, 1975077532, 1974430331,
123 1973781967, 1973132443, 1972481757, 1971829912, 1971176906, 1970522741, 1969867417, 1969210933,
124 1968553292, 1967894492, 1967234535, 1966573420, 1965911148, 1965247720, 1964583136, 1963917396,
125 1963250501, 1962582451, 1961913246, 1961242888, 1960571375, 1959898709, 1959224890, 1958549919,
126 1957873796, 1957196520, 1956518093, 1955838516, 1955157788, 1954475909, 1953792881, 1953108703,
127 1952423377, 1951736902, 1951049279, 1950360508, 1949670589, 1948979524, 1948287312, 1947593954,
128 1946899451, 1946203802, 1945507008, 1944809070, 1944109987, 1943409761, 1942708392, 1942005880,
129 1941302225, 1940597428, 1939891490, 1939184411, 1938476190, 1937766830, 1937056329, 1936344689,
130 1935631910, 1934917992, 1934202936, 1933486742, 1932769411, 1932050943, 1931331338, 1930610597,
131 1929888720, 1929165708, 1928441561, 1927716279, 1926989864, 1926262315, 1925533633, 1924803818,
132 1924072871, 1923340791, 1922607581, 1921873239, 1921137767, 1920401165, 1919663432, 1918924571,
133 1918184581, 1917443462, 1916701216, 1915957841, 1915213340, 1914467712, 1913720958, 1912973078,
134 1912224073, 1911473942, 1910722688, 1909970309, 1909216806, 1908462181, 1907706433, 1906949562,
135 1906191570, 1905432457, 1904672222, 1903910867, 1903148392, 1902384797, 1901620084, 1900854251,
136 1900087301, 1899319232, 1898550047, 1897779744, 1897008325, 1896235790, 1895462140, 1894687374,
137 1893911494, 1893134500, 1892356392, 1891577171, 1890796837, 1890015391, 1889232832, 1888449163,
138 1887664383, 1886878492, 1886091491, 1885303381, 1884514161, 1883723833, 1882932397, 1882139853,
139 1881346202, 1880551444, 1879755580, 1878958610, 1878160535, 1877361354, 1876561070, 1875759681,
140 1874957189, 1874153594, 1873348897, 1872543097, 1871736196, 1870928194, 1870119091, 1869308888,
141 1868497586, 1867685184, 1866871683, 1866057085, 1865241388, 1864424594, 1863606704, 1862787717,
142 1861967634, 1861146456, 1860324183, 1859500816, 1858676355, 1857850800, 1857024153, 1856196413,
143 1855367581, 1854537657, 1853706643, 1852874538, 1852041343, 1851207059, 1850371686, 1849535224,
144 1848697674, 1847859036, 1847019312, 1846178501, 1845336604, 1844493621, 1843649553, 1842804401,
145 1841958164, 1841110844, 1840262441, 1839412956, 1838562388, 1837710739, 1836858008, 1836004197,
146 1835149306, 1834293336, 1833436286, 1832578158, 1831718951, 1830858668, 1829997307, 1829134869,
147 1828271356, 1827406767, 1826541103, 1825674364, 1824806552, 1823937666, 1823067707, 1822196675,
148 1821324572, 1820451397, 1819577151, 1818701835, 1817825449, 1816947994, 1816069469, 1815189877,
149 1814309216, 1813427489, 1812544694, 1811660833, 1810775906, 1809889915, 1809002858, 1808114737,
150 1807225553, 1806335305, 1805443995, 1804551623, 1803658189, 1802763694, 1801868139, 1800971523,
151 1800073849, 1799175115, 1798275323, 1797374472, 1796472565, 1795569601, 1794665580, 1793760504,
152 1792854372, 1791947186, 1791038946, 1790129652, 1789219305, 1788307905, 1787395453, 1786481950,
153 1785567396, 1784651792, 1783735137, 1782817434, 1781898681, 1780978881, 1780058032, 1779136137,
154 1778213194, 1777289206, 1776364172, 1775438094, 1774510970, 1773582803, 1772653593, 1771723340,
155 1770792044, 1769859707, 1768926328, 1767991909, 1767056450, 1766119952, 1765182414, 1764243838,
156 1763304224, 1762363573, 1761421885, 1760479161, 1759535401, 1758590607, 1757644777, 1756697914,
157 1755750017, 1754801087, 1753851126, 1752900132, 1751948107, 1750995052, 1750040966, 1749085851,
158 1748129707, 1747172535, 1746214334, 1745255107, 1744294853, 1743333573, 1742371267, 1741407936,
159 1740443581, 1739478202, 1738511799, 1737544374, 1736575927, 1735606458, 1734635968, 1733664458,
160 1732691928, 1731718378, 1730743810, 1729768224, 1728791620, 1727813999, 1726835361, 1725855708,
161 1724875040, 1723893357, 1722910659, 1721926948, 1720942225, 1719956488, 1718969740, 1717981981,
162 1716993211, 1716003431, 1715012642, 1714020844, 1713028037, 1712034223, 1711039401, 1710043573,
163 1709046739, 1708048900, 1707050055, 1706050207, 1705049355, 1704047500, 1703044642, 1702040783,
164 1701035922, 1700030061, 1699023199, 1698015339, 1697006479, 1695996621, 1694985765, 1693973912,
165 1692961062, 1691947217, 1690932376, 1689916541, 1688899711, 1687881888, 1686863072, 1685843263,
166 1684822463, 1683800672, 1682777890, 1681754118, 1680729357, 1679703608, 1678676870, 1677649144,
167 1676620432, 1675590733, 1674560049, 1673528379, 1672495725, 1671462087, 1670427466, 1669391862,
168 1668355276, 1667317709, 1666279161, 1665239632, 1664199124, 1663157637, 1662115172, 1661071729,
169 1660027308, 1658981911, 1657935539, 1656888190, 1655839867, 1654790570, 1653740300, 1652689057,
170 1651636841, 1650583654, 1649529496, 1648474367, 1647418269, 1646361202, 1645303166, 1644244162,
171 1643184191, 1642123253, 1641061349, 1639998480, 1638934646, 1637869848, 1636804087, 1635737362,
172 1634669676, 1633601027, 1632531418, 1631460848, 1630389319, 1629316830, 1628243383, 1627168978,
173 1626093616, 1625017297, 1623940023, 1622861793, 1621782608, 1620702469, 1619621377, 1618539332,
174 1617456335, 1616372386, 1615287487, 1614201637, 1613114838, 1612027089, 1610938393, 1609848749,
175 1608758157, 1607666620, 1606574136, 1605480708, 1604386335, 1603291018, 1602194758, 1601097555,
176 1599999411, 1598900325, 1597800299, 1596699333, 1595597428, 1594494583, 1593390801, 1592286082,
177 1591180426, 1590073833, 1588966306, 1587857843, 1586748447, 1585638117, 1584526854, 1583414660,
178 1582301533, 1581187476, 1580072489, 1578956572, 1577839726, 1576721952, 1575603251, 1574483623,
179 1573363068, 1572241588, 1571119183, 1569995854, 1568871601, 1567746425, 1566620327, 1565493307,
180 1564365367, 1563236506, 1562106725, 1560976026, 1559844408, 1558711873, 1557578421, 1556444052,
181 1555308768, 1554172569, 1553035455, 1551897428, 1550758488, 1549618636, 1548477872, 1547336197,
182 1546193612, 1545050118, 1543905714, 1542760402, 1541614183, 1540467057, 1539319024, 1538170087,
183 1537020244, 1535869497, 1534717846, 1533565293, 1532411837, 1531257480, 1530102222, 1528946064,
184 1527789007, 1526631051, 1525472197, 1524312445, 1523151797, 1521990252, 1520827813, 1519664478,
185 1518500250, 1517335128, 1516169114, 1515002208, 1513834411, 1512665723, 1511496145, 1510325678,
186 1509154322, 1507982079, 1506808949, 1505634932, 1504460029, 1503284242, 1502107570, 1500930014,
187 1499751576, 1498572255, 1497392053, 1496210969, 1495029006, 1493846163, 1492662441, 1491477842,
188 1490292364, 1489106011, 1487918781, 1486730675, 1485541696, 1484351842, 1483161115, 1481969516,
189 1480777044, 1479583702, 1478389489, 1477194407, 1475998456, 1474801636, 1473603949, 1472405394,
190 1471205974, 1470005688, 1468804538, 1467602523, 1466399645, 1465195904, 1463991302, 1462785838,
191 1461579514, 1460372329, 1459164286, 1457955385, 1456745625, 1455535009, 1454323536, 1453111208,
192 1451898025, 1450683988, 1449469098, 1448253355, 1447036760, 1445819314, 1444601017, 1443381870,
193 1442161874, 1440941030, 1439719338, 1438496799, 1437273414, 1436049184, 1434824109, 1433598189,
194 1432371426, 1431143821, 1429915374, 1428686085, 1427455956, 1426224988, 1424993180, 1423760534,
195 1422527051, 1421292730, 1420057574, 1418821582, 1417584755, 1416347095, 1415108601, 1413869275,
196 1412629117, 1411388129, 1410146309, 1408903661, 1407660183, 1406415878, 1405170745, 1403924785,
197 1402678000, 1401430389, 1400181954, 1398932695, 1397682613, 1396431709, 1395179984, 1393927438,
198 1392674072, 1391419886, 1390164882, 1388909060, 1387652422, 1386394966, 1385136696, 1383877610,
199 1382617710, 1381356997, 1380095472, 1378833134, 1377569986, 1376306026, 1375041258, 1373775680,
200 1372509294, 1371242101, 1369974101, 1368705296, 1367435685, 1366165269, 1364894050, 1363622028,
201 1362349204, 1361075579, 1359801152, 1358525926, 1357249901, 1355973077, 1354695455, 1353417037,
202 1352137822, 1350857812, 1349577007, 1348295409, 1347013017, 1345729833, 1344445857, 1343161090,
203 1341875533, 1340589187, 1339302052, 1338014129, 1336725419, 1335435923, 1334145641, 1332854574,
204 1331562723, 1330270089, 1328976672, 1327682474, 1326387494, 1325091734, 1323795195, 1322497877,
205 1321199781, 1319900907, 1318601257, 1317300832, 1315999631, 1314697657, 1313394909, 1312091388,
206 1310787095, 1309482032, 1308176198, 1306869594, 1305562222, 1304254082, 1302945174, 1301635500,
207 1300325060, 1299013855, 1297701886, 1296389154, 1295075659, 1293761402, 1292446384, 1291130606,
208 1289814068, 1288496772, 1287178717, 1285859905, 1284540337, 1283220013, 1281898935, 1280577102,
209 1279254516, 1277931177, 1276607086, 1275282245, 1273956653, 1272630312, 1271303222, 1269975384,
210 1268646800, 1267317469, 1265987392, 1264656571, 1263325005, 1261992697, 1260659646, 1259325853,
211 1257991320, 1256656047, 1255320034, 1253983283, 1252645794, 1251307568, 1249968606, 1248628909,
212 1247288478, 1245947312, 1244605414, 1243262783, 1241919421, 1240575329, 1239230506, 1237884955,
213 1236538675, 1235191668, 1233843935, 1232495475, 1231146291, 1229796382, 1228445750, 1227094395,
214 1225742318, 1224389521, 1223036002, 1221681765, 1220326809, 1218971135, 1217614743, 1216257636,
215 1214899813, 1213541275, 1212182024, 1210822059, 1209461382, 1208099993, 1206737894, 1205375085,
216 1204011567, 1202647340, 1201282407, 1199916766, 1198550419, 1197183368, 1195815612, 1194447153,
217 1193077991, 1191708127, 1190337562, 1188966297, 1187594332, 1186221669, 1184848308, 1183474250,
218 1182099496, 1180724046, 1179347902, 1177971064, 1176593533, 1175215310, 1173836395, 1172456790,
219 1171076495, 1169695512, 1168313840, 1166931481, 1165548435, 1164164704, 1162780288, 1161395188,
220 1160009405, 1158622939, 1157235792, 1155847964, 1154459456, 1153070269, 1151680403, 1150289860,
221 1148898640, 1147506745, 1146114174, 1144720929, 1143327011, 1141932420, 1140537158, 1139141224,
222 1137744621, 1136347348, 1134949406, 1133550797, 1132151521, 1130751579, 1129350972, 1127949701,
223 1126547765, 1125145168, 1123741908, 1122337987, 1120933406, 1119528166, 1118122267, 1116715710,
224 1115308496, 1113900627, 1112492101, 1111082922, 1109673089, 1108262603, 1106851465, 1105439676,
225 1104027237, 1102614148, 1101200410, 1099786025, 1098370993, 1096955314, 1095538991, 1094122023,
226 1092704411, 1091286156, 1089867259, 1088447722, 1087027544, 1085606726, 1084185270, 1082763176,
227 1081340445, 1079917078, 1078493076, 1077068439, 1075643169, 1074217266, 1072790730, 1071363564,
228 1069935768, 1068507342, 1067078288, 1065648605, 1064218296, 1062787361, 1061355801, 1059923616,
229 1058490808, 1057057377, 1055623324, 1054188651, 1052753357, 1051317443, 1049880912, 1048443763,
230 1047005996, 1045567615, 1044128617, 1042689006, 1041248781, 1039807944, 1038366495, 1036924436,
231 1035481766, 1034038487, 1032594600, 1031150105, 1029705004, 1028259297, 1026812985, 1025366069,
232 1023918550, 1022470428, 1021021705, 1019572382, 1018122458, 1016671936, 1015220816, 1013769098,
233 1012316784, 1010863875, 1009410370, 1007956272, 1006501581, 1005046298, 1003590424, 1002133959,
234 1000676905, 999219262, 997761031, 996302214, 994842810, 993382821, 991922248, 990461091,
235 988999351, 987537030, 986074127, 984610645, 983146583, 981681943, 980216726, 978750932,
236 977284562, 975817617, 974350098, 972882006, 971413342, 969944106, 968474300, 967003923,
237 965532978, 964061465, 962589385, 961116739, 959643527, 958169751, 956695411, 955220508,
238 953745043, 952269017, 950792431, 949315286, 947837582, 946359321, 944880503, 943401129,
239 941921200, 940440717, 938959681, 937478092, 935995952, 934513261, 933030021, 931546231,
240 930061894, 928577010, 927091579, 925605603, 924119082, 922632018, 921144411, 919656262,
241 918167572, 916678342, 915188572, 913698265, 912207419, 910716038, 909224120, 907731667,
242 906238681, 904745161, 903251110, 901756526, 900261413, 898765769, 897269597, 895772898,
243 894275671, 892777918, 891279640, 889780838, 888281512, 886781663, 885281293, 883780402,
244 882278992, 880777062, 879274614, 877771649, 876268167, 874764170, 873259659, 871754633,
245 870249095, 868743045, 867236484, 865729413, 864221832, 862713743, 861205147, 859696043,
246 858186435, 856676321, 855165703, 853654582, 852142959, 850630835, 849118210, 847605086,
247 846091463, 844577343, 843062726, 841547612, 840032004, 838515901, 836999305, 835482217,
248 833964638, 832446567, 830928007, 829408958, 827889422, 826369398, 824848888, 823327893,
249 821806413, 820284450, 818762005, 817239078, 815715670, 814191782, 812667415, 811142571,
250 809617249, 808091450, 806565177, 805038429, 803511207, 801983513, 800455346, 798926709,
251 797397602, 795868026, 794337982, 792807470, 791276492, 789745049, 788213141, 786680769,
252 785147934, 783614638, 782080880, 780546663, 779011986, 777476851, 775941259, 774405210,
253 772868706, 771331747, 769794334, 768256469, 766718151, 765179382, 763640164, 762100496,
254 760560380, 759019816, 757478806, 755937350, 754395449, 752853105, 751310318, 749767089,
255 748223418, 746679308, 745134758, 743589770, 742044345, 740498483, 738952186, 737405453,
256 735858287, 734310688, 732762657, 731214195, 729665303, 728115982, 726566232, 725016055,
257 723465451, 721914422, 720362968, 718811090, 717258790, 715706067, 714152924, 712599360,
258 711045377, 709490976, 707936158, 706380923, 704825272, 703269207, 701712728, 700155836,
259 698598533, 697040818, 695482694, 693924160, 692365218, 690805869, 689246113, 687685952,
260 686125387, 684564417, 683003045, 681441272, 679879097, 678316522, 676753549, 675190177,
261 673626408, 672062243, 670497682, 668932727, 667367379, 665801638, 664235505, 662668981,
262 661102068, 659534766, 657967075, 656398998, 654830535, 653261686, 651692453, 650122837,
263 648552838, 646982457, 645411696, 643840556, 642269036, 640697139, 639124865, 637552215,
264 635979190, 634405791, 632832018, 631257873, 629683357, 628108471, 626533215, 624957590,
265 623381598, 621805239, 620228514, 618651424, 617073971, 615496154, 613917975, 612339436,
266 610760536, 609181276, 607601658, 606021683, 604441352, 602860664, 601279623, 599698227,
267 598116479, 596534378, 594951927, 593369126, 591785976, 590202477, 588618632, 587034440,
268 585449903, 583865021, 582279796, 580694229, 579108320, 577522070, 575935480, 574348552,
269 572761285, 571173682, 569585743, 567997469, 566408860, 564819919, 563230645, 561641039,
270 560051104, 558460839, 556870245, 555279324, 553688076, 552096502, 550504604, 548912382,
271 547319836, 545726969, 544133781, 542540273, 540946445, 539352300, 537757837, 536163058,
272 534567963, 532972554, 531376831, 529780796, 528184449, 526587791, 524990824, 523393547,
273 521795963, 520198072, 518599875, 517001373, 515402566, 513803457, 512204045, 510604332,
274 509004318, 507404005, 505803394, 504202485, 502601279, 500999778, 499397982, 497795892,
275 496193509, 494590835, 492987869, 491384614, 489781069, 488177236, 486573117, 484968710,
276 483364019, 481759043, 480153784, 478548243, 476942419, 475336316, 473729932, 472123270,
277 470516330, 468909114, 467301622, 465693854, 464085813, 462477499, 460868912, 459260055,
278 457650927, 456041530, 454431865, 452821933, 451211734, 449601270, 447990541, 446379549,
279 444768294, 443156777, 441545000, 439932963, 438320667, 436708113, 435095303, 433482236,
280 431868915, 430255339, 428641511, 427027430, 425413098, 423798515, 422183684, 420568604,
281 418953276, 417337703, 415721883, 414105819, 412489512, 410872962, 409256170, 407639137,
282 406021865, 404404353, 402786604, 401168618, 399550396, 397931939, 396313247, 394694323,
283 393075166, 391455778, 389836160, 388216313, 386596237, 384975934, 383355404, 381734649,
284 380113669, 378492466, 376871039, 375249392, 373627523, 372005435, 370383128, 368760603,
285 367137861, 365514903, 363891730, 362268343, 360644742, 359020930, 357396906, 355772673,
286 354148230, 352523578, 350898719, 349273654, 347648383, 346022908, 344397230, 342771348,
287 341145265, 339518981, 337892498, 336265816, 334638936, 333011859, 331384586, 329757119,
288 328129457, 326501602, 324873555, 323245317, 321616889, 319988272, 318359466, 316730474,
289 315101295, 313471930, 311842381, 310212649, 308582734, 306952638, 305322361, 303691904,
290 302061269, 300430456, 298799466, 297168301, 295536961, 293905447, 292273760, 290641901,
291 289009871, 287377671, 285745302, 284112765, 282480061, 280847190, 279214155, 277580955,
292 275947592, 274314066, 272680379, 271046532, 269412525, 267778360, 266144038, 264509558,
293 262874923, 261240134, 259605191, 257970095, 256334847, 254699448, 253063900, 251428203,
294 249792358, 248156366, 246520228, 244883945, 243247518, 241610947, 239974235, 238337382,
295 236700388, 235063255, 233425984, 231788575, 230151030, 228513350, 226875535, 225237587,
296 223599506, 221961294, 220322951, 218684479, 217045878, 215407149, 213768293, 212129312,
297 210490206, 208850976, 207211624, 205572149, 203932553, 202292838, 200653003, 199013051,
298 197372981, 195732795, 194092495, 192452080, 190811551, 189170911, 187530159, 185889297,
299 184248325, 182607245, 180966058, 179324764, 177683365, 176041861, 174400254, 172758544,
300 171116733, 169474820, 167832808, 166190698, 164548489, 162906184, 161263783, 159621287,
301 157978697, 156336015, 154693240, 153050374, 151407418, 149764374, 148121241, 146478021,
302 144834714, 143191323, 141547847, 139904288, 138260647, 136616925, 134973122, 133329239,
303 131685278, 130041240, 128397125, 126752935, 125108670, 123464332, 121819921, 120175438,
304 118530885, 116886262, 115241570, 113596810, 111951983, 110307091, 108662134, 107017112,
305 105372028, 103726882, 102081675, 100436408, 98791081, 97145697, 95500255, 93854758,
306  92209205, 90563597, 88917937, 87272224, 85626460, 83980645, 82334782, 80688869,
307  79042909, 77396903, 75750851, 74104755, 72458615, 70812432, 69166208, 67519943,
308  65873638, 64227295, 62580914, 60934496, 59288042, 57641553, 55995030, 54348475,
309  52701887, 51055268, 49408620, 47761942, 46115236, 44468503, 42821744, 41174960,
310  39528151, 37881320, 36234466, 34587590, 32940695, 31293780, 29646846, 27999895,
311  26352928, 24705945, 23058947, 21411936, 19764913, 18117878, 16470832, 14823776,
312  13176712, 11529640, 9882561, 8235476, 6588387, 4941294, 3294197, 1647099
313 };
314 
315 uint16_t ff_fft_offsets_lut[21845];
316 
317 void ff_fft_lut_init(uint16_t *table, int off, int size, int *index)
318 {
319  if (size < 16) {
320  table[*index] = off >> 2;
321  (*index)++;
322  }
323  else {
324  ff_fft_lut_init(table, off, size>>1, index);
325  ff_fft_lut_init(table, off+(size>>1), size>>2, index);
326  ff_fft_lut_init(table, off+3*(size>>2), size>>2, index);
327  }
328 }
MAX_FFT_SIZE
#define MAX_FFT_SIZE
Definition: fft_table.h:60
ff_fft_lut_init
void ff_fft_lut_init(uint16_t *table, int off, int size, int *index)
Definition: fft_init_table.c:317
size
ptrdiff_t size
Definition: opengl_enc.c:101
ff_w_tab_sr
const int32_t ff_w_tab_sr[MAX_FFT_SIZE/(4 *16)]
Definition: fft_init_table.c:56
table
static const struct endianess table[]
int32_t
int32_t
Definition: audio_convert.c:194
index
int index
Definition: gxfenc.c:89
ff_fft_offsets_lut
uint16_t ff_fft_offsets_lut[21845]
Definition: fft_init_table.c:315
fft_table.h
definitions and tables for FFT
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