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129 lines
4.8 KiB
129 lines
4.8 KiB
/************************************************************************
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* Copyright (C) 2002-2009, Xiph.org Foundation
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* Copyright (C) 2010, Robin Watts for Pinknoise Productions Ltd
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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* * Neither the names of the Xiph.org Foundation nor Pinknoise
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* Productions Ltd nor the names of its contributors may be used to
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* endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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************************************************************************
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function: lookup data
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************************************************************************/
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#ifndef _V_LOOKUP_DATA_H_
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#define _V_LOOKUP_DATA_H_
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#include "os_types.h"
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#define INVSQ_LOOKUP_I_SHIFT 10
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#define INVSQ_LOOKUP_I_MASK 1023
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static const long INVSQ_LOOKUP_I[64+1]={
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92682, 91966, 91267, 90583,
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89915, 89261, 88621, 87995,
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87381, 86781, 86192, 85616,
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85051, 84497, 83953, 83420,
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82897, 82384, 81880, 81385,
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80899, 80422, 79953, 79492,
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79039, 78594, 78156, 77726,
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77302, 76885, 76475, 76072,
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75674, 75283, 74898, 74519,
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74146, 73778, 73415, 73058,
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72706, 72359, 72016, 71679,
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71347, 71019, 70695, 70376,
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70061, 69750, 69444, 69141,
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68842, 68548, 68256, 67969,
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67685, 67405, 67128, 66855,
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66585, 66318, 66054, 65794,
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65536,
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};
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static const long INVSQ_LOOKUP_IDel[64]={
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716, 699, 684, 668,
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654, 640, 626, 614,
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600, 589, 576, 565,
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554, 544, 533, 523,
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513, 504, 495, 486,
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477, 469, 461, 453,
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445, 438, 430, 424,
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417, 410, 403, 398,
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391, 385, 379, 373,
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368, 363, 357, 352,
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347, 343, 337, 332,
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328, 324, 319, 315,
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311, 306, 303, 299,
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294, 292, 287, 284,
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280, 277, 273, 270,
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267, 264, 260, 258,
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};
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#define COS_LOOKUP_I_SHIFT 9
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#define COS_LOOKUP_I_MASK 511
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#define COS_LOOKUP_I_SZ 128
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static const ogg_int32_t COS_LOOKUP_I[COS_LOOKUP_I_SZ+1]={
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16384, 16379, 16364, 16340,
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16305, 16261, 16207, 16143,
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16069, 15986, 15893, 15791,
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15679, 15557, 15426, 15286,
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15137, 14978, 14811, 14635,
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14449, 14256, 14053, 13842,
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13623, 13395, 13160, 12916,
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12665, 12406, 12140, 11866,
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11585, 11297, 11003, 10702,
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10394, 10080, 9760, 9434,
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9102, 8765, 8423, 8076,
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7723, 7366, 7005, 6639,
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6270, 5897, 5520, 5139,
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4756, 4370, 3981, 3590,
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3196, 2801, 2404, 2006,
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1606, 1205, 804, 402,
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0, -401, -803, -1204,
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-1605, -2005, -2403, -2800,
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-3195, -3589, -3980, -4369,
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-4755, -5138, -5519, -5896,
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-6269, -6638, -7004, -7365,
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-7722, -8075, -8422, -8764,
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-9101, -9433, -9759, -10079,
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-10393, -10701, -11002, -11296,
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-11584, -11865, -12139, -12405,
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-12664, -12915, -13159, -13394,
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-13622, -13841, -14052, -14255,
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-14448, -14634, -14810, -14977,
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-15136, -15285, -15425, -15556,
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-15678, -15790, -15892, -15985,
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-16068, -16142, -16206, -16260,
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-16304, -16339, -16363, -16378,
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-16383,
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};
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#endif
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