ref: 39bf5b987e8ab53a74adec5a15b30f4eda85b357
dir: /sys/src/cmd/audio/libvorbis/modes/psych_11.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 https://xiph.org/ *
* *
********************************************************************
function: 11kHz settings
********************************************************************/
static const double _psy_lowpass_11[3]={4.5,5.5,30.,};
static const att3 _psy_tone_masteratt_11[3]={
{{ 30, 25, 12}, 0, 0}, /* 0 */
{{ 30, 25, 12}, 0, 0}, /* 0 */
{{ 20, 0, -14}, 0, 0}, /* 0 */
};
static const vp_adjblock _vp_tonemask_adj_11[3]={
/* adjust for mode zero */
/* 63 125 250 500 1 2 4 8 16 */
{{-20,-20,-20,-20,-20,-16,-10, 0, 0, 0, 0,10, 2, 0,99,99,99}}, /* 0 */
{{-20,-20,-20,-20,-20,-16,-10, 0, 0, 0, 0, 5, 0, 0,99,99,99}}, /* 1 */
{{-20,-20,-20,-20,-20,-16,-10, 0, 0, 0, 0, 0, 0, 0,99,99,99}}, /* 2 */
};
static const noise3 _psy_noisebias_11[3]={
/* 63 125 250 500 1k 2k 4k 8k 16k*/
{{{-10,-10,-10,-10, -5, -5, -5, 0, 4, 10, 10, 12, 12, 12, 99, 99, 99},
{-15,-15,-15,-15,-10,-10, -5, 0, 0, 4, 4, 5, 5, 10, 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, 10, 10, 12, 12, 12, 99, 99, 99},
{-15,-15,-15,-15,-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}}},
};
static const double _noise_thresh_11[3]={ .3,.5,.5 };