/* * 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 "LVM_Tables.h" #include "LVM_Coeffs.h" /************************************************************************************/ /* */ /* Treble Boost Filter Coefficients */ /* */ /************************************************************************************/ FO_C16_LShx_Coefs_t LVM_TrebleBoostCoefs[] = { /* 22kHz sampling rate */ {HPF_Fs22050_Gain1_A1, /* Gain setting 1 */ HPF_Fs22050_Gain1_A0, -HPF_Fs22050_Gain1_B1, HPF_Fs22050_Gain1_Shift}, {HPF_Fs22050_Gain2_A1, /* Gain setting 2 */ HPF_Fs22050_Gain2_A0, -HPF_Fs22050_Gain2_B1, HPF_Fs22050_Gain2_Shift}, {HPF_Fs22050_Gain3_A1, /* Gain setting 3 */ HPF_Fs22050_Gain3_A0, -HPF_Fs22050_Gain3_B1, HPF_Fs22050_Gain3_Shift}, {HPF_Fs22050_Gain4_A1, /* Gain setting 4 */ HPF_Fs22050_Gain4_A0, -HPF_Fs22050_Gain4_B1, HPF_Fs22050_Gain4_Shift}, {HPF_Fs22050_Gain5_A1, /* Gain setting 5 */ HPF_Fs22050_Gain5_A0, -HPF_Fs22050_Gain5_B1, HPF_Fs22050_Gain5_Shift}, {HPF_Fs22050_Gain6_A1, /* Gain setting 6 */ HPF_Fs22050_Gain6_A0, -HPF_Fs22050_Gain6_B1, HPF_Fs22050_Gain6_Shift}, {HPF_Fs22050_Gain7_A1, /* Gain setting 7 */ HPF_Fs22050_Gain7_A0, -HPF_Fs22050_Gain7_B1, HPF_Fs22050_Gain7_Shift}, {HPF_Fs22050_Gain8_A1, /* Gain setting 8 */ HPF_Fs22050_Gain8_A0, -HPF_Fs22050_Gain8_B1, HPF_Fs22050_Gain8_Shift}, {HPF_Fs22050_Gain9_A1, /* Gain setting 9 */ HPF_Fs22050_Gain9_A0, -HPF_Fs22050_Gain9_B1, HPF_Fs22050_Gain9_Shift}, {HPF_Fs22050_Gain10_A1, /* Gain setting 10 */ HPF_Fs22050_Gain10_A0, -HPF_Fs22050_Gain10_B1, HPF_Fs22050_Gain10_Shift}, {HPF_Fs22050_Gain11_A1, /* Gain setting 11 */ HPF_Fs22050_Gain11_A0, -HPF_Fs22050_Gain11_B1, HPF_Fs22050_Gain11_Shift}, {HPF_Fs22050_Gain12_A1, /* Gain setting 12 */ HPF_Fs22050_Gain12_A0, -HPF_Fs22050_Gain12_B1, HPF_Fs22050_Gain12_Shift}, {HPF_Fs22050_Gain13_A1, /* Gain setting 13 */ HPF_Fs22050_Gain13_A0, -HPF_Fs22050_Gain13_B1, HPF_Fs22050_Gain13_Shift}, {HPF_Fs22050_Gain14_A1, /* Gain setting 14 */ HPF_Fs22050_Gain14_A0, -HPF_Fs22050_Gain14_B1, HPF_Fs22050_Gain14_Shift}, {HPF_Fs22050_Gain15_A1, /* Gain setting 15 */ HPF_Fs22050_Gain15_A0, -HPF_Fs22050_Gain15_B1, HPF_Fs22050_Gain15_Shift}, /* 24kHz sampling rate */ {HPF_Fs24000_Gain1_A1, /* Gain setting 1 */ HPF_Fs24000_Gain1_A0, -HPF_Fs24000_Gain1_B1, HPF_Fs24000_Gain1_Shift}, {HPF_Fs24000_Gain2_A1, /* Gain setting 2 */ HPF_Fs24000_Gain2_A0, -HPF_Fs24000_Gain2_B1, HPF_Fs24000_Gain2_Shift}, {HPF_Fs24000_Gain3_A1, /* Gain setting 3 */ HPF_Fs24000_Gain3_A0, -HPF_Fs24000_Gain3_B1, HPF_Fs24000_Gain3_Shift}, {HPF_Fs24000_Gain4_A1, /* Gain setting 4 */ HPF_Fs24000_Gain4_A0, -HPF_Fs24000_Gain4_B1, HPF_Fs24000_Gain4_Shift}, {HPF_Fs24000_Gain5_A1, /* Gain setting 5 */ HPF_Fs24000_Gain5_A0, -HPF_Fs24000_Gain5_B1, HPF_Fs24000_Gain5_Shift}, {HPF_Fs24000_Gain6_A1, /* Gain setting 6 */ HPF_Fs24000_Gain6_A0, -HPF_Fs24000_Gain6_B1, HPF_Fs24000_Gain6_Shift}, {HPF_Fs24000_Gain7_A1, /* Gain setting 7 */ HPF_Fs24000_Gain7_A0, -HPF_Fs24000_Gain7_B1, HPF_Fs24000_Gain7_Shift}, {HPF_Fs24000_Gain8_A1, /* Gain setting 8 */ HPF_Fs24000_Gain8_A0, -HPF_Fs24000_Gain8_B1, HPF_Fs24000_Gain8_Shift}, {HPF_Fs24000_Gain9_A1, /* Gain setting 9 */ HPF_Fs24000_Gain9_A0, -HPF_Fs24000_Gain9_B1, HPF_Fs24000_Gain9_Shift}, {HPF_Fs24000_Gain10_A1, /* Gain setting 10 */ HPF_Fs24000_Gain10_A0, -HPF_Fs24000_Gain10_B1, HPF_Fs24000_Gain10_Shift}, {HPF_Fs24000_Gain11_A1, /* Gain setting 11 */ HPF_Fs24000_Gain11_A0, -HPF_Fs24000_Gain11_B1, HPF_Fs24000_Gain11_Shift}, {HPF_Fs24000_Gain12_A1, /* Gain setting 12 */ HPF_Fs24000_Gain12_A0, -HPF_Fs24000_Gain12_B1, HPF_Fs24000_Gain12_Shift}, {HPF_Fs24000_Gain13_A1, /* Gain setting 13 */ HPF_Fs24000_Gain13_A0, -HPF_Fs24000_Gain13_B1, HPF_Fs24000_Gain13_Shift}, {HPF_Fs24000_Gain14_A1, /* Gain setting 14 */ HPF_Fs24000_Gain14_A0, -HPF_Fs24000_Gain14_B1, HPF_Fs24000_Gain14_Shift}, {HPF_Fs24000_Gain15_A1, /* Gain setting 15 */ HPF_Fs24000_Gain15_A0, -HPF_Fs24000_Gain15_B1, HPF_Fs24000_Gain15_Shift}, /* 32kHz sampling rate */ {HPF_Fs32000_Gain1_A1, /* Gain setting 1 */ HPF_Fs32000_Gain1_A0, -HPF_Fs32000_Gain1_B1, HPF_Fs32000_Gain1_Shift}, {HPF_Fs32000_Gain2_A1, /* Gain setting 2 */ HPF_Fs32000_Gain2_A0, -HPF_Fs32000_Gain2_B1, HPF_Fs32000_Gain2_Shift}, {HPF_Fs32000_Gain3_A1, /* Gain setting 3 */ HPF_Fs32000_Gain3_A0, -HPF_Fs32000_Gain3_B1, HPF_Fs32000_Gain3_Shift}, {HPF_Fs32000_Gain4_A1, /* Gain setting 4 */ HPF_Fs32000_Gain4_A0, -HPF_Fs32000_Gain4_B1, HPF_Fs32000_Gain4_Shift}, {HPF_Fs32000_Gain5_A1, /* Gain setting 5 */ HPF_Fs32000_Gain5_A0, -HPF_Fs32000_Gain5_B1, HPF_Fs32000_Gain5_Shift}, {HPF_Fs32000_Gain6_A1, /* Gain setting 6 */ HPF_Fs32000_Gain6_A0, -HPF_Fs32000_Gain6_B1, HPF_Fs32000_Gain6_Shift}, {HPF_Fs32000_Gain7_A1, /* Gain setting 7 */ HPF_Fs32000_Gain7_A0, -HPF_Fs32000_Gain7_B1, HPF_Fs32000_Gain7_Shift}, {HPF_Fs32000_Gain8_A1, /* Gain setting 8 */ HPF_Fs32000_Gain8_A0, -HPF_Fs32000_Gain8_B1, HPF_Fs32000_Gain8_Shift}, {HPF_Fs32000_Gain9_A1, /* Gain setting 9 */ HPF_Fs32000_Gain9_A0, -HPF_Fs32000_Gain9_B1, HPF_Fs32000_Gain9_Shift}, {HPF_Fs32000_Gain10_A1, /* Gain setting 10 */ HPF_Fs32000_Gain10_A0, -HPF_Fs32000_Gain10_B1, HPF_Fs32000_Gain10_Shift}, {HPF_Fs32000_Gain11_A1, /* Gain setting 11 */ HPF_Fs32000_Gain11_A0, -HPF_Fs32000_Gain11_B1, HPF_Fs32000_Gain11_Shift}, {HPF_Fs32000_Gain12_A1, /* Gain setting 12 */ HPF_Fs32000_Gain12_A0, -HPF_Fs32000_Gain12_B1, HPF_Fs32000_Gain12_Shift}, {HPF_Fs32000_Gain13_A1, /* Gain setting 13 */ HPF_Fs32000_Gain13_A0, -HPF_Fs32000_Gain13_B1, HPF_Fs32000_Gain13_Shift}, {HPF_Fs32000_Gain14_A1, /* Gain setting 14 */ HPF_Fs32000_Gain14_A0, -HPF_Fs32000_Gain14_B1, HPF_Fs32000_Gain14_Shift}, {HPF_Fs32000_Gain15_A1, /* Gain setting 15 */ HPF_Fs32000_Gain15_A0, -HPF_Fs32000_Gain15_B1, HPF_Fs32000_Gain15_Shift}, /* 44kHz sampling rate */ {HPF_Fs44100_Gain1_A1, /* Gain setting 1 */ HPF_Fs44100_Gain1_A0, -HPF_Fs44100_Gain1_B1, HPF_Fs44100_Gain1_Shift}, {HPF_Fs44100_Gain2_A1, /* Gain setting 2 */ HPF_Fs44100_Gain2_A0, -HPF_Fs44100_Gain2_B1, HPF_Fs44100_Gain2_Shift}, {HPF_Fs44100_Gain3_A1, /* Gain setting 3 */ HPF_Fs44100_Gain3_A0, -HPF_Fs44100_Gain3_B1, HPF_Fs44100_Gain3_Shift}, {HPF_Fs44100_Gain4_A1, /* Gain setting 4 */ HPF_Fs44100_Gain4_A0, -HPF_Fs44100_Gain4_B1, HPF_Fs44100_Gain4_Shift}, {HPF_Fs44100_Gain5_A1, /* Gain setting 5 */ HPF_Fs44100_Gain5_A0, -HPF_Fs44100_Gain5_B1, HPF_Fs44100_Gain5_Shift}, {HPF_Fs44100_Gain6_A1, /* Gain setting 6 */ HPF_Fs44100_Gain6_A0, -HPF_Fs44100_Gain6_B1, HPF_Fs44100_Gain6_Shift}, {HPF_Fs44100_Gain7_A1, /* Gain setting 7 */ HPF_Fs44100_Gain7_A0, -HPF_Fs44100_Gain7_B1, HPF_Fs44100_Gain7_Shift}, {HPF_Fs44100_Gain8_A1, /* Gain setting 8 */ HPF_Fs44100_Gain8_A0, -HPF_Fs44100_Gain8_B1, HPF_Fs44100_Gain8_Shift}, {HPF_Fs44100_Gain9_A1, /* Gain setting 9 */ HPF_Fs44100_Gain9_A0, -HPF_Fs44100_Gain9_B1, HPF_Fs44100_Gain9_Shift}, {HPF_Fs44100_Gain10_A1, /* Gain setting 10 */ HPF_Fs44100_Gain10_A0, -HPF_Fs44100_Gain10_B1, HPF_Fs44100_Gain10_Shift}, {HPF_Fs44100_Gain11_A1, /* Gain setting 11 */ HPF_Fs44100_Gain11_A0, -HPF_Fs44100_Gain11_B1, HPF_Fs44100_Gain11_Shift}, {HPF_Fs44100_Gain12_A1, /* Gain setting 12 */ HPF_Fs44100_Gain12_A0, -HPF_Fs44100_Gain12_B1, HPF_Fs44100_Gain12_Shift}, {HPF_Fs44100_Gain13_A1, /* Gain setting 13 */ HPF_Fs44100_Gain13_A0, -HPF_Fs44100_Gain13_B1, HPF_Fs44100_Gain13_Shift}, {HPF_Fs44100_Gain14_A1, /* Gain setting 14 */ HPF_Fs44100_Gain14_A0, -HPF_Fs44100_Gain14_B1, HPF_Fs44100_Gain14_Shift}, {HPF_Fs44100_Gain15_A1, /* Gain setting 15 */ HPF_Fs44100_Gain15_A0, -HPF_Fs44100_Gain15_B1, HPF_Fs44100_Gain15_Shift}, /* 48kHz sampling rate */ {HPF_Fs48000_Gain1_A1, /* Gain setting 1 */ HPF_Fs48000_Gain1_A0, -HPF_Fs48000_Gain1_B1, HPF_Fs48000_Gain1_Shift}, {HPF_Fs48000_Gain2_A1, /* Gain setting 2 */ HPF_Fs48000_Gain2_A0, -HPF_Fs48000_Gain2_B1, HPF_Fs48000_Gain2_Shift}, {HPF_Fs48000_Gain3_A1, /* Gain setting 3 */ HPF_Fs48000_Gain3_A0, -HPF_Fs48000_Gain3_B1, HPF_Fs48000_Gain3_Shift}, {HPF_Fs48000_Gain4_A1, /* Gain setting 4 */ HPF_Fs48000_Gain4_A0, -HPF_Fs48000_Gain4_B1, HPF_Fs48000_Gain4_Shift}, {HPF_Fs48000_Gain5_A1, /* Gain setting 5 */ HPF_Fs48000_Gain5_A0, -HPF_Fs48000_Gain5_B1, HPF_Fs48000_Gain5_Shift}, {HPF_Fs48000_Gain6_A1, /* Gain setting 6 */ HPF_Fs48000_Gain6_A0, -HPF_Fs48000_Gain6_B1, HPF_Fs48000_Gain6_Shift}, {HPF_Fs48000_Gain7_A1, /* Gain setting 7 */ HPF_Fs48000_Gain7_A0, -HPF_Fs48000_Gain7_B1, HPF_Fs48000_Gain7_Shift}, {HPF_Fs48000_Gain8_A1, /* Gain setting 8 */ HPF_Fs48000_Gain8_A0, -HPF_Fs48000_Gain8_B1, HPF_Fs48000_Gain8_Shift}, {HPF_Fs48000_Gain9_A1, /* Gain setting 9 */ HPF_Fs48000_Gain9_A0, -HPF_Fs48000_Gain9_B1, HPF_Fs48000_Gain9_Shift}, {HPF_Fs48000_Gain10_A1, /* Gain setting 10 */ HPF_Fs48000_Gain10_A0, -HPF_Fs48000_Gain10_B1, HPF_Fs48000_Gain10_Shift}, {HPF_Fs48000_Gain11_A1, /* Gain setting 11 */ HPF_Fs48000_Gain11_A0, -HPF_Fs48000_Gain11_B1, HPF_Fs48000_Gain11_Shift}, {HPF_Fs48000_Gain12_A1, /* Gain setting 12 */ HPF_Fs48000_Gain12_A0, -HPF_Fs48000_Gain12_B1, HPF_Fs48000_Gain12_Shift}, {HPF_Fs48000_Gain13_A1, /* Gain setting 13 */ HPF_Fs48000_Gain13_A0, -HPF_Fs48000_Gain13_B1, HPF_Fs48000_Gain13_Shift}, {HPF_Fs48000_Gain14_A1, /* Gain setting 14 */ HPF_Fs48000_Gain14_A0, -HPF_Fs48000_Gain14_B1, HPF_Fs48000_Gain14_Shift}, {HPF_Fs48000_Gain15_A1, /* Gain setting 15 */ HPF_Fs48000_Gain15_A0, -HPF_Fs48000_Gain15_B1, HPF_Fs48000_Gain15_Shift}}; /************************************************************************************/ /* */ /* Volume control gain and time constant tables */ /* */ /************************************************************************************/ /* dB to linear conversion table */ const LVM_INT16 LVM_VolumeTable[] = { 0x7FFF, /* 0dB */ 0x7215, /* -1dB */ 0x65AD, /* -2dB */ 0x5A9E, /* -3dB */ 0x50C3, /* -4dB */ 0x47FB, /* -5dB */ 0x4000}; /* -6dB */ /************************************************************************************/ /* */ /* Volume mixer time constants (100ms) */ /* */ /************************************************************************************/ #define LVM_MIX_TC_Fs8000 32580 /* Floating point value 0.994262695 */ #define LVM_MIX_TC_Fs11025 32632 /* Floating point value 0.995849609 */ #define LVM_MIX_TC_Fs12000 32643 /* Floating point value 0.996185303 */ #define LVM_MIX_TC_Fs16000 32674 /* Floating point value 0.997131348 */ #define LVM_MIX_TC_Fs22050 32700 /* Floating point value 0.997924805 */ #define LVM_MIX_TC_Fs24000 32705 /* Floating point value 0.998077393 */ #define LVM_MIX_TC_Fs32000 32721 /* Floating point value 0.998565674 */ #define LVM_MIX_TC_Fs44100 32734 /* Floating point value 0.998962402 */ #define LVM_MIX_TC_Fs48000 32737 /* Floating point value 0.999053955 */ const LVM_INT16 LVM_MixerTCTable[] = { LVM_MIX_TC_Fs8000, LVM_MIX_TC_Fs11025, LVM_MIX_TC_Fs12000, LVM_MIX_TC_Fs16000, LVM_MIX_TC_Fs22050, LVM_MIX_TC_Fs24000, LVM_MIX_TC_Fs32000, LVM_MIX_TC_Fs44100, LVM_MIX_TC_Fs48000};