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/*
* Copyright (C) 2004-2010 NXP Software
* Copyright (C) 2010 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/************************************************************************************/
/* */
/* Includes */
/* */
/************************************************************************************/
#include "LVDBE.h"
#include "LVDBE_Coeffs.h" /* Filter coefficients */
#include "BIQUAD.h"
/************************************************************************************/
/* */
/* Coefficients constant table */
/* */
/************************************************************************************/
/*
* High Pass Filter Coefficient table
*/
#ifndef BUILD_FLOAT
const BQ_C32_Coefs_t LVDBE_HPF_Table[] = {
#else /*BUILD_FLOAT*/
const BQ_FLOAT_Coefs_t LVDBE_HPF_Table[] = {
#endif /*BUILD_FLOAT*/
/* Coefficients for 55Hz centre frequency */
{HPF_Fs8000_Fc55_A2, /* 8kS/s coefficients */
HPF_Fs8000_Fc55_A1,
HPF_Fs8000_Fc55_A0,
-HPF_Fs8000_Fc55_B2,
-HPF_Fs8000_Fc55_B1},
{HPF_Fs11025_Fc55_A2, /* 11kS/s coefficients */
HPF_Fs11025_Fc55_A1,
HPF_Fs11025_Fc55_A0,
-HPF_Fs11025_Fc55_B2,
-HPF_Fs11025_Fc55_B1},
{HPF_Fs12000_Fc55_A2, /* 12kS/s coefficients */
HPF_Fs12000_Fc55_A1,
HPF_Fs12000_Fc55_A0,
-HPF_Fs12000_Fc55_B2,
-HPF_Fs12000_Fc55_B1},
{HPF_Fs16000_Fc55_A2, /* 16kS/s coefficients */
HPF_Fs16000_Fc55_A1,
HPF_Fs16000_Fc55_A0,
-HPF_Fs16000_Fc55_B2,
-HPF_Fs16000_Fc55_B1},
{HPF_Fs22050_Fc55_A2, /* 22kS/s coefficients */
HPF_Fs22050_Fc55_A1,
HPF_Fs22050_Fc55_A0,
-HPF_Fs22050_Fc55_B2,
-HPF_Fs22050_Fc55_B1},
{HPF_Fs24000_Fc55_A2, /* 24kS/s coefficients */
HPF_Fs24000_Fc55_A1,
HPF_Fs24000_Fc55_A0,
-HPF_Fs24000_Fc55_B2,
-HPF_Fs24000_Fc55_B1},
{HPF_Fs32000_Fc55_A2, /* 32kS/s coefficients */
HPF_Fs32000_Fc55_A1,
HPF_Fs32000_Fc55_A0,
-HPF_Fs32000_Fc55_B2,
-HPF_Fs32000_Fc55_B1},
{HPF_Fs44100_Fc55_A2, /* 44kS/s coefficients */
HPF_Fs44100_Fc55_A1,
HPF_Fs44100_Fc55_A0,
-HPF_Fs44100_Fc55_B2,
-HPF_Fs44100_Fc55_B1},
{HPF_Fs48000_Fc55_A2, /* 48kS/s coefficients */
HPF_Fs48000_Fc55_A1,
HPF_Fs48000_Fc55_A0,
-HPF_Fs48000_Fc55_B2,
-HPF_Fs48000_Fc55_B1},
#ifdef HIGHER_FS
{HPF_Fs96000_Fc55_A2, /* 96kS/s coefficients */
HPF_Fs96000_Fc55_A1,
HPF_Fs96000_Fc55_A0,
-HPF_Fs96000_Fc55_B2,
-HPF_Fs96000_Fc55_B1},
{HPF_Fs192000_Fc55_A2, /* 192kS/s coefficients */
HPF_Fs192000_Fc55_A1,
HPF_Fs192000_Fc55_A0,
-HPF_Fs192000_Fc55_B2,
-HPF_Fs192000_Fc55_B1},
#endif
/* Coefficients for 66Hz centre frequency */
{HPF_Fs8000_Fc66_A2, /* 8kS/s coefficients */
HPF_Fs8000_Fc66_A1,
HPF_Fs8000_Fc66_A0,
-HPF_Fs8000_Fc66_B2,
-HPF_Fs8000_Fc66_B1},
{HPF_Fs11025_Fc66_A2, /* 11kS/s coefficients */
HPF_Fs11025_Fc66_A1,
HPF_Fs11025_Fc66_A0,
-HPF_Fs11025_Fc66_B2,
-HPF_Fs11025_Fc66_B1},
{HPF_Fs12000_Fc66_A2, /* 12kS/s coefficients */
HPF_Fs12000_Fc66_A1,
HPF_Fs12000_Fc66_A0,
-HPF_Fs12000_Fc66_B2,
-HPF_Fs12000_Fc66_B1},
{HPF_Fs16000_Fc66_A2, /* 16kS/s coefficients */
HPF_Fs16000_Fc66_A1,
HPF_Fs16000_Fc66_A0,
-HPF_Fs16000_Fc66_B2,
-HPF_Fs16000_Fc66_B1},
{HPF_Fs22050_Fc66_A2, /* 22kS/s coefficients */
HPF_Fs22050_Fc66_A1,
HPF_Fs22050_Fc66_A0,
-HPF_Fs22050_Fc66_B2,
-HPF_Fs22050_Fc66_B1},
{HPF_Fs24000_Fc66_A2, /* 24kS/s coefficients */
HPF_Fs24000_Fc66_A1,
HPF_Fs24000_Fc66_A0,
-HPF_Fs24000_Fc66_B2,
-HPF_Fs24000_Fc66_B1},
{HPF_Fs32000_Fc66_A2, /* 32kS/s coefficients */
HPF_Fs32000_Fc66_A1,
HPF_Fs32000_Fc66_A0,
-HPF_Fs32000_Fc66_B2,
-HPF_Fs32000_Fc66_B1},
{HPF_Fs44100_Fc66_A2, /* 44kS/s coefficients */
HPF_Fs44100_Fc66_A1,
HPF_Fs44100_Fc66_A0,
-HPF_Fs44100_Fc66_B2,
-HPF_Fs44100_Fc66_B1},
{HPF_Fs48000_Fc66_A2, /* 48kS/s coefficients */
HPF_Fs48000_Fc66_A1,
HPF_Fs48000_Fc66_A0,
-HPF_Fs48000_Fc66_B2,
-HPF_Fs48000_Fc66_B1},
#ifdef HIGHER_FS
{HPF_Fs96000_Fc66_A2, /* 96kS/s coefficients */
HPF_Fs96000_Fc66_A1,
HPF_Fs96000_Fc66_A0,
-HPF_Fs96000_Fc66_B2,
-HPF_Fs96000_Fc66_B1},
{HPF_Fs192000_Fc66_A2, /* 192kS/s coefficients */
HPF_Fs192000_Fc66_A1,
HPF_Fs192000_Fc66_A0,
-HPF_Fs192000_Fc66_B2,
-HPF_Fs192000_Fc66_B1},
#endif
/* Coefficients for 78Hz centre frequency */
{HPF_Fs8000_Fc78_A2, /* 8kS/s coefficients */
HPF_Fs8000_Fc78_A1,
HPF_Fs8000_Fc78_A0,
-HPF_Fs8000_Fc78_B2,
-HPF_Fs8000_Fc78_B1},
{HPF_Fs11025_Fc78_A2, /* 11kS/s coefficients */
HPF_Fs11025_Fc78_A1,
HPF_Fs11025_Fc78_A0,
-HPF_Fs11025_Fc78_B2,
-HPF_Fs11025_Fc78_B1},
{HPF_Fs12000_Fc78_A2, /* 12kS/s coefficients */
HPF_Fs12000_Fc78_A1,
HPF_Fs12000_Fc78_A0,
-HPF_Fs12000_Fc78_B2,
-HPF_Fs12000_Fc78_B1},
{HPF_Fs16000_Fc78_A2, /* 16kS/s coefficients */
HPF_Fs16000_Fc78_A1,
HPF_Fs16000_Fc78_A0,
-HPF_Fs16000_Fc78_B2,
-HPF_Fs16000_Fc78_B1},
{HPF_Fs22050_Fc78_A2, /* 22kS/s coefficients */
HPF_Fs22050_Fc78_A1,
HPF_Fs22050_Fc78_A0,
-HPF_Fs22050_Fc78_B2,
-HPF_Fs22050_Fc78_B1},
{HPF_Fs24000_Fc78_A2, /* 24kS/s coefficients */
HPF_Fs24000_Fc78_A1,
HPF_Fs24000_Fc78_A0,
-HPF_Fs24000_Fc78_B2,
-HPF_Fs24000_Fc78_B1},
{HPF_Fs32000_Fc78_A2, /* 32kS/s coefficients */
HPF_Fs32000_Fc78_A1,
HPF_Fs32000_Fc78_A0,
-HPF_Fs32000_Fc78_B2,
-HPF_Fs32000_Fc78_B1},
{HPF_Fs44100_Fc78_A2, /* 44kS/s coefficients */
HPF_Fs44100_Fc78_A1,
HPF_Fs44100_Fc78_A0,
-HPF_Fs44100_Fc78_B2,
-HPF_Fs44100_Fc78_B1},
{HPF_Fs48000_Fc78_A2, /* 48kS/s coefficients */
HPF_Fs48000_Fc78_A1,
HPF_Fs48000_Fc78_A0,
-HPF_Fs48000_Fc78_B2,
-HPF_Fs48000_Fc78_B1},
#ifdef HIGHER_FS
{HPF_Fs96000_Fc78_A2, /* 96kS/s coefficients */
HPF_Fs96000_Fc78_A1,
HPF_Fs96000_Fc78_A0,
-HPF_Fs96000_Fc78_B2,
-HPF_Fs96000_Fc78_B1},
{HPF_Fs192000_Fc78_A2, /* 192kS/s coefficients */
HPF_Fs192000_Fc78_A1,
HPF_Fs192000_Fc78_A0,
-HPF_Fs192000_Fc78_B2,
-HPF_Fs192000_Fc78_B1},
#endif
/* Coefficients for 90Hz centre frequency */
{HPF_Fs8000_Fc90_A2, /* 8kS/s coefficients */
HPF_Fs8000_Fc90_A1,
HPF_Fs8000_Fc90_A0,
-HPF_Fs8000_Fc90_B2,
-HPF_Fs8000_Fc90_B1},
{HPF_Fs11025_Fc90_A2, /* 11kS/s coefficients */
HPF_Fs11025_Fc90_A1,
HPF_Fs11025_Fc90_A0,
-HPF_Fs11025_Fc90_B2,
-HPF_Fs11025_Fc90_B1},
{HPF_Fs12000_Fc90_A2, /* 12kS/s coefficients */
HPF_Fs12000_Fc90_A1,
HPF_Fs12000_Fc90_A0,
-HPF_Fs12000_Fc90_B2,
-HPF_Fs12000_Fc90_B1},
{HPF_Fs16000_Fc90_A2, /* 16kS/s coefficients */
HPF_Fs16000_Fc90_A1,
HPF_Fs16000_Fc90_A0,
-HPF_Fs16000_Fc90_B2,
-HPF_Fs16000_Fc90_B1},
{HPF_Fs22050_Fc90_A2, /* 22kS/s coefficients */
HPF_Fs22050_Fc90_A1,
HPF_Fs22050_Fc90_A0,
-HPF_Fs22050_Fc90_B2,
-HPF_Fs22050_Fc90_B1},
{HPF_Fs24000_Fc90_A2, /* 24kS/s coefficients */
HPF_Fs24000_Fc90_A1,
HPF_Fs24000_Fc90_A0,
-HPF_Fs24000_Fc90_B2,
-HPF_Fs24000_Fc90_B1},
{HPF_Fs32000_Fc90_A2, /* 32kS/s coefficients */
HPF_Fs32000_Fc90_A1,
HPF_Fs32000_Fc90_A0,
-HPF_Fs32000_Fc90_B2,
-HPF_Fs32000_Fc90_B1},
{HPF_Fs44100_Fc90_A2, /* 44kS/s coefficients */
HPF_Fs44100_Fc90_A1,
HPF_Fs44100_Fc90_A0,
-HPF_Fs44100_Fc90_B2,
-HPF_Fs44100_Fc90_B1},
{HPF_Fs48000_Fc90_A2, /* 48kS/s coefficients */
HPF_Fs48000_Fc90_A1,
HPF_Fs48000_Fc90_A0,
-HPF_Fs48000_Fc90_B2,
-HPF_Fs48000_Fc90_B1}
#ifdef HIGHER_FS
,
{HPF_Fs96000_Fc90_A2, /* 96kS/s coefficients */
HPF_Fs96000_Fc90_A1,
HPF_Fs96000_Fc90_A0,
-HPF_Fs96000_Fc90_B2,
-HPF_Fs96000_Fc90_B1},
{HPF_Fs192000_Fc90_A2, /* 192kS/s coefficients */
HPF_Fs192000_Fc90_A1,
HPF_Fs192000_Fc90_A0,
-HPF_Fs192000_Fc90_B2,
-HPF_Fs192000_Fc90_B1}
#endif
};
/*
* Band Pass Filter coefficient table
*/
#ifndef BUILD_FLOAT
const BP_C32_Coefs_t LVDBE_BPF_Table[] = {
#else /*BUILD_FLOAT*/
const BP_FLOAT_Coefs_t LVDBE_BPF_Table[] = {
#endif /*BUILD_FLOAT*/
/* Coefficients for 55Hz centre frequency */
{BPF_Fs8000_Fc55_A0, /* 8kS/s coefficients */
-BPF_Fs8000_Fc55_B2,
-BPF_Fs8000_Fc55_B1},
{BPF_Fs11025_Fc55_A0, /* 11kS/s coefficients */
-BPF_Fs11025_Fc55_B2,
-BPF_Fs11025_Fc55_B1},
{BPF_Fs12000_Fc55_A0, /* 12kS/s coefficients */
-BPF_Fs12000_Fc55_B2,
-BPF_Fs12000_Fc55_B1},
{BPF_Fs16000_Fc55_A0, /* 16kS/s coefficients */
-BPF_Fs16000_Fc55_B2,
-BPF_Fs16000_Fc55_B1},
{BPF_Fs22050_Fc55_A0, /* 22kS/s coefficients */
-BPF_Fs22050_Fc55_B2,
-BPF_Fs22050_Fc55_B1},
{BPF_Fs24000_Fc55_A0, /* 24kS/s coefficients */
-BPF_Fs24000_Fc55_B2,
-BPF_Fs24000_Fc55_B1},
{BPF_Fs32000_Fc55_A0, /* 32kS/s coefficients */
-BPF_Fs32000_Fc55_B2,
-BPF_Fs32000_Fc55_B1},
{BPF_Fs44100_Fc55_A0, /* 44kS/s coefficients */
-BPF_Fs44100_Fc55_B2,
-BPF_Fs44100_Fc55_B1},
{BPF_Fs48000_Fc55_A0, /* 48kS/s coefficients */
-BPF_Fs48000_Fc55_B2,
-BPF_Fs48000_Fc55_B1},
#ifdef HIGHER_FS
{BPF_Fs96000_Fc55_A0, /* 96kS/s coefficients */
-BPF_Fs96000_Fc55_B2,
-BPF_Fs96000_Fc55_B1},
{BPF_Fs192000_Fc55_A0, /* 192kS/s coefficients */
-BPF_Fs192000_Fc55_B2,
-BPF_Fs192000_Fc55_B1},
#endif
/* Coefficients for 66Hz centre frequency */
{BPF_Fs8000_Fc66_A0, /* 8kS/s coefficients */
-BPF_Fs8000_Fc66_B2,
-BPF_Fs8000_Fc66_B1},
{BPF_Fs11025_Fc66_A0, /* 11kS/s coefficients */
-BPF_Fs11025_Fc66_B2,
-BPF_Fs11025_Fc66_B1},
{BPF_Fs12000_Fc66_A0, /* 12kS/s coefficients */
-BPF_Fs12000_Fc66_B2,
-BPF_Fs12000_Fc66_B1},
{BPF_Fs16000_Fc66_A0, /* 16kS/s coefficients */
-BPF_Fs16000_Fc66_B2,
-BPF_Fs16000_Fc66_B1},
{BPF_Fs22050_Fc66_A0, /* 22kS/s coefficients */
-BPF_Fs22050_Fc66_B2,
-BPF_Fs22050_Fc66_B1},
{BPF_Fs24000_Fc66_A0, /* 24kS/s coefficients */
-BPF_Fs24000_Fc66_B2,
-BPF_Fs24000_Fc66_B1},
{BPF_Fs32000_Fc66_A0, /* 32kS/s coefficients */
-BPF_Fs32000_Fc66_B2,
-BPF_Fs32000_Fc66_B1},
{BPF_Fs44100_Fc66_A0, /* 44kS/s coefficients */
-BPF_Fs44100_Fc66_B2,
-BPF_Fs44100_Fc66_B1},
{BPF_Fs48000_Fc66_A0, /* 48kS/s coefficients */
-BPF_Fs48000_Fc66_B2,
-BPF_Fs48000_Fc66_B1},
#ifdef HIGHER_FS
{BPF_Fs96000_Fc66_A0, /* 96kS/s coefficients */
-BPF_Fs96000_Fc66_B2,
-BPF_Fs96000_Fc66_B1},
{BPF_Fs192000_Fc66_A0, /* 192kS/s coefficients */
-BPF_Fs192000_Fc66_B2,
-BPF_Fs192000_Fc66_B1},
#endif
/* Coefficients for 78Hz centre frequency */
{BPF_Fs8000_Fc78_A0, /* 8kS/s coefficients */
-BPF_Fs8000_Fc78_B2,
-BPF_Fs8000_Fc78_B1},
{BPF_Fs11025_Fc78_A0, /* 11kS/s coefficients */
-BPF_Fs11025_Fc78_B2,
-BPF_Fs11025_Fc78_B1},
{BPF_Fs12000_Fc78_A0, /* 12kS/s coefficients */
-BPF_Fs12000_Fc78_B2,
-BPF_Fs12000_Fc78_B1},
{BPF_Fs16000_Fc78_A0, /* 16kS/s coefficients */
-BPF_Fs16000_Fc78_B2,
-BPF_Fs16000_Fc78_B1},
{BPF_Fs22050_Fc78_A0, /* 22kS/s coefficients */
-BPF_Fs22050_Fc78_B2,
-BPF_Fs22050_Fc78_B1},
{BPF_Fs24000_Fc78_A0, /* 24kS/s coefficients */
-BPF_Fs24000_Fc78_B2,
-BPF_Fs24000_Fc78_B1},
{BPF_Fs32000_Fc78_A0, /* 32kS/s coefficients */
-BPF_Fs32000_Fc78_B2,
-BPF_Fs32000_Fc78_B1},
{BPF_Fs44100_Fc78_A0, /* 44kS/s coefficients */
-BPF_Fs44100_Fc78_B2,
-BPF_Fs44100_Fc78_B1},
{BPF_Fs48000_Fc78_A0, /* 48kS/s coefficients */
-BPF_Fs48000_Fc78_B2,
-BPF_Fs48000_Fc78_B1},
#ifdef HIGHER_FS
{BPF_Fs96000_Fc78_A0, /* 96kS/s coefficients */
-BPF_Fs96000_Fc78_B2,
-BPF_Fs96000_Fc78_B1},
{BPF_Fs192000_Fc78_A0, /* 192kS/s coefficients */
-BPF_Fs192000_Fc78_B2,
-BPF_Fs192000_Fc78_B1},
#endif
/* Coefficients for 90Hz centre frequency */
{BPF_Fs8000_Fc90_A0, /* 8kS/s coefficients */
-BPF_Fs8000_Fc90_B2,
-BPF_Fs8000_Fc90_B1},
{BPF_Fs11025_Fc90_A0, /* 11kS/s coefficients */
-BPF_Fs11025_Fc90_B2,
-BPF_Fs11025_Fc90_B1},
{BPF_Fs12000_Fc90_A0, /* 12kS/s coefficients */
-BPF_Fs12000_Fc90_B2,
-BPF_Fs12000_Fc90_B1},
{BPF_Fs16000_Fc90_A0, /* 16kS/s coefficients */
-BPF_Fs16000_Fc90_B2,
-BPF_Fs16000_Fc90_B1},
{BPF_Fs22050_Fc90_A0, /* 22kS/s coefficients */
-BPF_Fs22050_Fc90_B2,
-BPF_Fs22050_Fc90_B1},
{BPF_Fs24000_Fc90_A0, /* 24kS/s coefficients */
-BPF_Fs24000_Fc90_B2,
-BPF_Fs24000_Fc90_B1},
{BPF_Fs32000_Fc90_A0, /* 32kS/s coefficients */
-BPF_Fs32000_Fc90_B2,
-BPF_Fs32000_Fc90_B1},
{BPF_Fs44100_Fc90_A0, /* 44kS/s coefficients */
-BPF_Fs44100_Fc90_B2,
-BPF_Fs44100_Fc90_B1},
{BPF_Fs48000_Fc90_A0, /* 48kS/s coefficients */
-BPF_Fs48000_Fc90_B2,
-BPF_Fs48000_Fc90_B1}
#ifdef HIGHER_FS
,
{BPF_Fs96000_Fc90_A0, /* 96kS/s coefficients */
-BPF_Fs96000_Fc90_B2,
-BPF_Fs96000_Fc90_B1},
{BPF_Fs192000_Fc90_A0, /* 192kS/s coefficients */
-BPF_Fs192000_Fc90_B2,
-BPF_Fs192000_Fc90_B1}
#endif
};
/************************************************************************************/
/* */
/* AGC constant tables */
/* */
/************************************************************************************/
/* Attack time (signal too large) */
#ifndef BUILD_FLOAT
const LVM_INT16 LVDBE_AGC_ATTACK_Table[] = {
#else /*BUILD_FLOAT*/
const LVM_FLOAT LVDBE_AGC_ATTACK_Table[] = {
#endif /*BUILD_FLOAT*/
AGC_ATTACK_Fs8000,
AGC_ATTACK_Fs11025,
AGC_ATTACK_Fs12000,
AGC_ATTACK_Fs16000,
AGC_ATTACK_Fs22050,
AGC_ATTACK_Fs24000,
AGC_ATTACK_Fs32000,
AGC_ATTACK_Fs44100,
AGC_ATTACK_Fs48000
#ifdef HIGHER_FS
,AGC_ATTACK_Fs96000
,AGC_ATTACK_Fs192000
#endif
};
/* Decay time (signal too small) */
#ifndef BUILD_FLOAT
const LVM_INT16 LVDBE_AGC_DECAY_Table[] = {
#else /*BUILD_FLOAT*/
const LVM_FLOAT LVDBE_AGC_DECAY_Table[] = {
#endif /*BUILD_FLOAT*/
AGC_DECAY_Fs8000,
AGC_DECAY_Fs11025,
AGC_DECAY_Fs12000,
AGC_DECAY_Fs16000,
AGC_DECAY_Fs22050,
AGC_DECAY_Fs24000,
AGC_DECAY_Fs32000,
AGC_DECAY_Fs44100,
AGC_DECAY_Fs48000
#ifdef HIGHER_FS
,AGC_DECAY_FS96000
,AGC_DECAY_FS192000
#endif
};
/* Gain for use without the high pass filter */
#ifndef BUILD_FLOAT
const LVM_INT32 LVDBE_AGC_GAIN_Table[] = {
#else /*BUILD_FLOAT*/
const LVM_FLOAT LVDBE_AGC_GAIN_Table[] = {
#endif /*BUILD_FLOAT*/
AGC_GAIN_0dB,
AGC_GAIN_1dB,
AGC_GAIN_2dB,
AGC_GAIN_3dB,
AGC_GAIN_4dB,
AGC_GAIN_5dB,
AGC_GAIN_6dB,
AGC_GAIN_7dB,
AGC_GAIN_8dB,
AGC_GAIN_9dB,
AGC_GAIN_10dB,
AGC_GAIN_11dB,
AGC_GAIN_12dB,
AGC_GAIN_13dB,
AGC_GAIN_14dB,
AGC_GAIN_15dB};
/* Gain for use with the high pass filter */
#ifndef BUILD_FLOAT
const LVM_INT32 LVDBE_AGC_HPFGAIN_Table[] = {
#else /*BUILD_FLOAT*/
const LVM_FLOAT LVDBE_AGC_HPFGAIN_Table[] = {
#endif /*BUILD_FLOAT*/
AGC_HPFGAIN_0dB,
AGC_HPFGAIN_1dB,
AGC_HPFGAIN_2dB,
AGC_HPFGAIN_3dB,
AGC_HPFGAIN_4dB,
AGC_HPFGAIN_5dB,
AGC_HPFGAIN_6dB,
AGC_HPFGAIN_7dB,
AGC_HPFGAIN_8dB,
AGC_HPFGAIN_9dB,
AGC_HPFGAIN_10dB,
AGC_HPFGAIN_11dB,
AGC_HPFGAIN_12dB,
AGC_HPFGAIN_13dB,
AGC_HPFGAIN_14dB,
AGC_HPFGAIN_15dB};
/************************************************************************************/
/* */
/* Volume control gain and time constant tables */
/* */
/************************************************************************************/
/* dB to linear conversion table */
#ifndef BUILD_FLOAT
const LVM_INT16 LVDBE_VolumeTable[] = {
0x4000, /* -6dB */
0x47FB, /* -5dB */
0x50C3, /* -4dB */
0x5A9E, /* -3dB */
0x65AD, /* -2dB */
0x7215, /* -1dB */
0x7FFF}; /* 0dB */
#else /*BUILD_FLOAT*/
const LVM_FLOAT LVDBE_VolumeTable[] = {
0.500000f, /* -6dB */
0.562341f, /* -5dB */
0.630957f, /* -4dB */
0.707946f, /* -3dB */
0.794328f, /* -2dB */
0.891251f, /* -1dB */
1.000000f}; /* 0dB */
#endif /*BUILD_FLOAT*/
#ifndef BUILD_FLOAT
const LVM_INT16 LVDBE_VolumeTCTable[] = {
#else /*BUILD_FLOAT*/
const LVM_FLOAT LVDBE_VolumeTCTable[] = {
#endif /*BUILD_FLOAT*/
VOL_TC_Fs8000,
VOL_TC_Fs11025,
VOL_TC_Fs12000,
VOL_TC_Fs16000,
VOL_TC_Fs22050,
VOL_TC_Fs24000,
VOL_TC_Fs32000,
VOL_TC_Fs44100,
VOL_TC_Fs48000
#ifdef HIGHER_FS
,VOL_TC_Fs96000
,VOL_TC_Fs192000
#endif
};
const LVM_INT16 LVDBE_MixerTCTable[] = {
MIX_TC_Fs8000,
MIX_TC_Fs11025,
MIX_TC_Fs12000,
MIX_TC_Fs16000,
MIX_TC_Fs22050,
MIX_TC_Fs24000,
MIX_TC_Fs32000,
MIX_TC_Fs44100,
MIX_TC_Fs48000
#ifdef HIGHER_FS
,MIX_TC_Fs96000
,MIX_TC_Fs192000
#endif
};