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alexbevi
GitHub Repository: alexbevi/BizHawk
 Path: blob/master/genplus-gx32/core/tremor/lsp_lookup.h
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/********************************************************************

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 *                                                                  *

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 * THIS FILE IS PART OF THE OggVorbis 'TREMOR' CODEC SOURCE CODE.   *

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 *                                                                  *

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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 'TREMOR' SOURCE CODE IS (C) COPYRIGHT 1994-2002    *

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 * BY THE Xiph.Org FOUNDATION http://www.xiph.org/                  *

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 *                                                                  *

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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 FROMdB_LOOKUP_SZ 35

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#define FROMdB2_LOOKUP_SZ 32

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#define FROMdB_SHIFT 5

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#define FROMdB2_SHIFT 3

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#define FROMdB2_MASK 31

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static const ogg_int32_t FROMdB_LOOKUP[FROMdB_LOOKUP_SZ]={

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  0x003fffff, 0x0028619b, 0x00197a96, 0x0010137a,

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  0x000a24b0, 0x00066666, 0x000409c3, 0x00028c42,

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  0x00019b8c, 0x000103ab, 0x0000a3d7, 0x00006760,

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  0x0000413a, 0x00002928, 0x000019f8, 0x00001062,

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  0x00000a56, 0x00000686, 0x0000041e, 0x00000299,

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  0x000001a3, 0x00000109, 0x000000a7, 0x00000069,

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  0x00000042, 0x0000002a, 0x0000001a, 0x00000011,

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  0x0000000b, 0x00000007, 0x00000004, 0x00000003,

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  0x00000002, 0x00000001, 0x00000001};

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static const ogg_int32_t FROMdB2_LOOKUP[FROMdB2_LOOKUP_SZ]={

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  0x000001fc, 0x000001f5, 0x000001ee, 0x000001e7,

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  0x000001e0, 0x000001d9, 0x000001d2, 0x000001cc,

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  0x000001c5, 0x000001bf, 0x000001b8, 0x000001b2,

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  0x000001ac, 0x000001a6, 0x000001a0, 0x0000019a,

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  0x00000194, 0x0000018e, 0x00000188, 0x00000183,

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  0x0000017d, 0x00000178, 0x00000172, 0x0000016d,

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  0x00000168, 0x00000163, 0x0000015e, 0x00000159,

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  0x00000154, 0x0000014f, 0x0000014a, 0x00000145,

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};

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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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