psych_8.h 3.95 KB
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/********************************************************************
 *                                                                  *
 * THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE.   *
 * USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS     *
 * GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
 * IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING.       *
 *                                                                  *
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 * THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2009             *
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 * by the Xiph.Org Foundation http://www.xiph.org/                  *
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 *                                                                  *
 ********************************************************************

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 function: 8kHz psychoacoustic settings
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 ********************************************************************/

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static const att3 _psy_tone_masteratt_8[3]={
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  {{ 32,  25,  12},  0,   0},  /* 0 */
  {{ 30,  25,  12},  0,   0},  /* 0 */
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  {{ 20,   0, -14},  0,   0}, /* 0 */
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};

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static const vp_adjblock _vp_tonemask_adj_8[3]={
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  /* adjust for mode zero */
  /* 63     125     250     500     1     2     4     8    16 */
  {{-15,-15,-15,-15,-10,-10, -6, 0, 0, 0, 0,10, 0, 0,99,99,99}}, /* 1 */
  {{-15,-15,-15,-15,-10,-10, -6, 0, 0, 0, 0,10, 0, 0,99,99,99}}, /* 1 */
  {{-15,-15,-15,-15,-10,-10, -6, 0, 0, 0, 0, 0, 0, 0,99,99,99}}, /* 1 */
};


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static const noise3 _psy_noisebias_8[3]={
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  /*  63     125     250     500      1k       2k      4k      8k     16k*/
  {{{-10,-10,-10,-10, -5, -5, -5,  0,  4,  8,  8,  8, 10, 10, 99, 99, 99},
    {-10,-10,-10,-10, -5, -5, -5,  0,  0,  4,  4,  4,  4,  4, 99, 99, 99},
    {-30,-30,-30,-30,-30,-24,-20,-14,-10, -6, -8, -8, -6, -6, 99, 99, 99}}},

  {{{-10,-10,-10,-10, -5, -5, -5,  0,  4,  8,  8,  8, 10, 10, 99, 99, 99},
    {-10,-10,-10,-10,-10,-10, -5, -5, -5,  0,  0,  0,  0,  0, 99, 99, 99},
    {-30,-30,-30,-30,-30,-24,-20,-14,-10, -6, -8, -8, -6, -6, 99, 99, 99}}},

  {{{-15,-15,-15,-15,-15,-12,-10, -8,  0,  2,  4,  4,  5,  5, 99, 99, 99},
    {-30,-30,-30,-30,-26,-22,-20,-14,-12,-12,-10,-10,-10,-10, 99, 99, 99},
    {-30,-30,-30,-30,-26,-26,-26,-26,-26,-26,-26,-26,-26,-24, 99, 99, 99}}},
};

/* stereo mode by base quality level */
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static const adj_stereo _psy_stereo_modes_8[3]={
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  /*  0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  */
  {{  4,  4,  4,  3,  3,  3,  3,  3,  3,  3,  3,  3,  3,  3,  3},
   {  6,  5,  4,  4,  4,  4,  4,  4,  4,  4,  4,  4,  4,  4,  4},
   {  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1},
   { 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99}},
  {{  4,  4,  4,  3,  3,  3,  3,  3,  3,  3,  3,  3,  3,  3,  3},
   {  6,  5,  4,  4,  4,  4,  4,  4,  4,  4,  4,  4,  4,  4,  4},
   {  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1},
   { 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99}},
  {{  3,  3,  3,  3,  3,  3,  3,  3,  3,  3,  3,  3,  3,  3,  3},
   {  4,  4,  4,  4,  4,  4,  4,  4,  4,  4,  4,  4,  4,  4,  4},
   {  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1},
   { 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99, 99}},
};

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static const noiseguard _psy_noiseguards_8[2]={
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  {10,10,-1},
  {10,10,-1},
};

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static const compandblock _psy_compand_8[2]={
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  {{
     0, 1, 2, 3, 4, 5, 6,  7,     /* 7dB */
     8, 8, 9, 9,10,10,11, 11,     /* 15dB */
    12,12,13,13,14,14,15, 15,     /* 23dB */
    16,16,17,17,17,18,18, 19,     /* 31dB */
    19,19,20,21,22,23,24, 25,     /* 39dB */
  }},
  {{
     0, 1, 2, 3, 4, 5, 6,  6,     /* 7dB */
     7, 7, 6, 6, 5, 5, 4,  4,     /* 15dB */
     3, 3, 3, 4, 5, 6, 7,  8,     /* 23dB */
     9,10,11,12,13,14,15, 16,     /* 31dB */
    17,18,19,20,21,22,23, 24,     /* 39dB */
  }},
};

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static const double _psy_lowpass_8[3]={3.,4.,4.};
static const int _noise_start_8[2]={
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  64,64,
};
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static const int _noise_part_8[2]={
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  8,8,
};

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static const int _psy_ath_floater_8[3]={
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  -100,-100,-105,
};

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static const int _psy_ath_abs_8[3]={
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  -130,-130,-140,
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};