view src/libvorbis-1.3.3/lib/modes/psych_8.h @ 83:ae30d91d2ffe

Replace these with versions built using an older toolset (so as to avoid ABI compatibilities when linking on Ubuntu 14.04 for packaging purposes)
author Chris Cannam
date Fri, 07 Feb 2020 11:51:13 +0000
parents 05aa0afa9217
children
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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.       *
 *                                                                  *
 * THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2009             *
 * by the Xiph.Org Foundation http://www.xiph.org/                  *
 *                                                                  *
 ********************************************************************

 function: 8kHz psychoacoustic settings
 last mod: $Id: psych_8.h 16227 2009-07-08 06:58:46Z xiphmont $

 ********************************************************************/

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

static const vp_adjblock _vp_tonemask_adj_8[3]={
  /* 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 */
};


static const noise3 _psy_noisebias_8[3]={
  /*  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 */
static const adj_stereo _psy_stereo_modes_8[3]={
  /*  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}},
};

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

static const compandblock _psy_compand_8[2]={
  {{
     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 */
  }},
};

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

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

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