release/src/router/libvorbis/lib/modes/psych_8.h

   1 /********************************************************************
   2  *                                                                  *
   3  * THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE.   *
   4  * USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS     *
   5  * GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
   6  * IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING.       *
   7  *                                                                  *
   8  * THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2009             *
   9  * by the Xiph.Org Foundation http://www.xiph.org/                  *
  10  *                                                                  *
  11  ********************************************************************
  12
  13  function: 8kHz psychoacoustic settings
  14  last mod: $Id: psych_8.h 16227 2009-07-08 06:58:46Z xiphmont $
  15
  16  ********************************************************************/
  17
  18 static const att3 _psy_tone_masteratt_8[3]={
  19   {{ 32,  25,  12},  0,   0},  /* 0 */
  20   {{ 30,  25,  12},  0,   0},  /* 0 */
  21   {{ 20,   0, -14},  0,   0}, /* 0 */
  22 };
  23
  24 static const vp_adjblock _vp_tonemask_adj_8[3]={
  25   /* adjust for mode zero */
  26   /* 63     125     250     500     1     2     4     8    16 */
  27   {{-15,-15,-15,-15,-10,-10, -6, 0, 0, 0, 0,10, 0, 0,99,99,99}}, /* 1 */
  28   {{-15,-15,-15,-15,-10,-10, -6, 0, 0, 0, 0,10, 0, 0,99,99,99}}, /* 1 */
  29   {{-15,-15,-15,-15,-10,-10, -6, 0, 0, 0, 0, 0, 0, 0,99,99,99}}, /* 1 */
  30 };
  31
  32
  33 static const noise3 _psy_noisebias_8[3]={
  34   /*  63     125     250     500      1k       2k      4k      8k     16k*/
  35   {{{-10,-10,-10,-10, -5, -5, -5,  0,  4,  8,  8,  8, 10, 10, 99, 99, 99},
  36     {-10,-10,-10,-10, -5, -5, -5,  0,  0,  4,  4,  4,  4,  4, 99, 99, 99},
  37     {-30,-30,-30,-30,-30,-24,-20,-14,-10, -6, -8, -8, -6, -6, 99, 99, 99}}},
  38
  39   {{{-10,-10,-10,-10, -5, -5, -5,  0,  4,  8,  8,  8, 10, 10, 99, 99, 99},
  40     {-10,-10,-10,-10,-10,-10, -5, -5, -5,  0,  0,  0,  0,  0, 99, 99, 99},
  41     {-30,-30,-30,-30,-30,-24,-20,-14,-10, -6, -8, -8, -6, -6, 99, 99, 99}}},
  42
  43   {{{-15,-15,-15,-15,-15,-12,-10, -8,  0,  2,  4,  4,  5,  5, 99, 99, 99},
  44     {-30,-30,-30,-30,-26,-22,-20,-14,-12,-12,-10,-10,-10,-10, 99, 99, 99},
  45     {-30,-30,-30,-30,-26,-26,-26,-26,-26,-26,-26,-26,-26,-24, 99, 99, 99}}},
  46 };
  47
  48 /* stereo mode by base quality level */
  49 static const adj_stereo _psy_stereo_modes_8[3]={
  50   /*  0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  */
  51   {{  4,  4,  4,  3,  3,  3,  3,  3,  3,  3,  3,  3,  3,  3,  3},
  52    {  6,  5,  4,  4,  4,  4,  4,  4,  4,  4,  4,  4,  4,  4,  4},
  53    {  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1},
  54    { 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99}},
  55   {{  4,  4,  4,  3,  3,  3,  3,  3,  3,  3,  3,  3,  3,  3,  3},
  56    {  6,  5,  4,  4,  4,  4,  4,  4,  4,  4,  4,  4,  4,  4,  4},
  57    {  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1},
  58    { 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99}},
  59   {{  3,  3,  3,  3,  3,  3,  3,  3,  3,  3,  3,  3,  3,  3,  3},
  60    {  4,  4,  4,  4,  4,  4,  4,  4,  4,  4,  4,  4,  4,  4,  4},
  61    {  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1},
  62    { 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99}},
  63 };
  64
  65 static const noiseguard _psy_noiseguards_8[2]={
  66   {10,10,-1},
  67   {10,10,-1},
  68 };
  69
  70 static const compandblock _psy_compand_8[2]={
  71   {{
  72      0, 1, 2, 3, 4, 5, 6,  7,     /* 7dB */
  73      8, 8, 9, 9,10,10,11, 11,     /* 15dB */
  74     12,12,13,13,14,14,15, 15,     /* 23dB */
  75     16,16,17,17,17,18,18, 19,     /* 31dB */
  76     19,19,20,21,22,23,24, 25,     /* 39dB */
  77   }},
  78   {{
  79      0, 1, 2, 3, 4, 5, 6,  6,     /* 7dB */
  80      7, 7, 6, 6, 5, 5, 4,  4,     /* 15dB */
  81      3, 3, 3, 4, 5, 6, 7,  8,     /* 23dB */
  82      9,10,11,12,13,14,15, 16,     /* 31dB */
  83     17,18,19,20,21,22,23, 24,     /* 39dB */
  84   }},
  85 };
  86
  87 static const double _psy_lowpass_8[3]={3.,4.,4.};
  88 static const int _noise_start_8[2]={
  89   64,64,
  90 };
  91 static const int _noise_part_8[2]={
  92   8,8,
  93 };
  94
  95 static const int _psy_ath_floater_8[3]={
  96   -100,-100,-105,
  97 };
  98
  99 static const int _psy_ath_abs_8[3]={
 100   -130,-130,-140,
 101 };