shithub: riscv

ref: 7186be0424ba65942a13b7706017c6ef4338f219
dir: /sys/src/cmd/audio/libvorbis/modes/setup_16.h/

/********************************************************************
 *                                                                  *
 * 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: 16kHz settings
 last mod: $Id: setup_16.h 16894 2010-02-12 20:32:12Z xiphmont $

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

#include "psych_16.h"
#include "residue_16.h"

static const int blocksize_16_short[3]={
  1024,512,512
};
static const int blocksize_16_long[3]={
  1024,1024,1024
};

static const int _floor_mapping_16a[]={
  9,3,3
};
static const int _floor_mapping_16b[]={
  9,9,9
};
static const int *_floor_mapping_16[]={
  _floor_mapping_16a,
  _floor_mapping_16b
};

static const double rate_mapping_16[4]={
  12000.,20000.,44000.,86000.
};

static const double rate_mapping_16_uncoupled[4]={
  16000.,28000.,64000.,100000.
};

static const double _global_mapping_16[4]={ 1., 2., 3., 4. };

static const double quality_mapping_16[4]={ -.1,.05,.5,1. };

static const double _psy_compand_16_mapping[4]={ 0., .8, 1., 1.};

static const ve_setup_data_template ve_setup_16_stereo={
  3,
  rate_mapping_16,
  quality_mapping_16,
  2,
  15000,
  19000,

  blocksize_16_short,
  blocksize_16_long,

  _psy_tone_masteratt_16,
  _psy_tone_0dB,
  _psy_tone_suppress,

  _vp_tonemask_adj_16,
  _vp_tonemask_adj_16,
  _vp_tonemask_adj_16,

  _psy_noiseguards_16,
  _psy_noisebias_16_impulse,
  _psy_noisebias_16_short,
  _psy_noisebias_16_short,
  _psy_noisebias_16,
  _psy_noise_suppress,

  _psy_compand_8,
  _psy_compand_16_mapping,
  _psy_compand_16_mapping,

  {_noise_start_16,_noise_start_16},
  { _noise_part_16, _noise_part_16},
  _noise_thresh_16,

  _psy_ath_floater_16,
  _psy_ath_abs_16,

  _psy_lowpass_16,

  _psy_global_44,
  _global_mapping_16,
  _psy_stereo_modes_16,

  _floor_books,
  _floor,
  2,
  _floor_mapping_16,

  _mapres_template_16_stereo
};

static const ve_setup_data_template ve_setup_16_uncoupled={
  3,
  rate_mapping_16_uncoupled,
  quality_mapping_16,
  -1,
  15000,
  19000,

  blocksize_16_short,
  blocksize_16_long,

  _psy_tone_masteratt_16,
  _psy_tone_0dB,
  _psy_tone_suppress,

  _vp_tonemask_adj_16,
  _vp_tonemask_adj_16,
  _vp_tonemask_adj_16,

  _psy_noiseguards_16,
  _psy_noisebias_16_impulse,
  _psy_noisebias_16_short,
  _psy_noisebias_16_short,
  _psy_noisebias_16,
  _psy_noise_suppress,

  _psy_compand_8,
  _psy_compand_16_mapping,
  _psy_compand_16_mapping,

  {_noise_start_16,_noise_start_16},
  { _noise_part_16, _noise_part_16},
  _noise_thresh_16,

  _psy_ath_floater_16,
  _psy_ath_abs_16,

  _psy_lowpass_16,

  _psy_global_44,
  _global_mapping_16,
  _psy_stereo_modes_16,

  _floor_books,
  _floor,
  2,
  _floor_mapping_16,

  _mapres_template_16_uncoupled
};