1 /* 2 * Copyright (C) 2004-2010 NXP Software 3 * Copyright (C) 2010 The Android Open Source Project 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18 19 /************************************************************************************/ 20 /* */ 21 /* Includes */ 22 /* */ 23 /************************************************************************************/ 24 #ifndef __LVBDE_TABLES_H__ 25 #define __LVBDE_TABLES_H__ 26 27 #ifdef __cplusplus 28 extern "C" { 29 #endif /* __cplusplus */ 30 31 #include "BIQUAD.h" 32 #include "LVM_Types.h" 33 34 #ifndef BUILD_FLOAT 35 /************************************************************************************/ 36 /* */ 37 /* Coefficients constant table */ 38 /* */ 39 /************************************************************************************/ 40 41 /* 42 * High Pass Filter Coefficient table 43 */ 44 extern const BQ_C32_Coefs_t LVDBE_HPF_Table[]; 45 46 /* 47 * Band Pass Filter coefficient table 48 */ 49 extern const BP_C32_Coefs_t LVDBE_BPF_Table[]; 50 51 /************************************************************************************/ 52 /* */ 53 /* AGC constant tables */ 54 /* */ 55 /************************************************************************************/ 56 57 /* Attack time (signal too large) */ 58 extern const LVM_INT16 LVDBE_AGC_ATTACK_Table[]; 59 60 /* Decay time (signal too small) */ 61 extern const LVM_INT16 LVDBE_AGC_DECAY_Table[]; 62 63 /* Gain for use without the high pass filter */ 64 extern const LVM_INT32 LVDBE_AGC_GAIN_Table[]; 65 66 /* Gain for use with the high pass filter */ 67 extern const LVM_INT32 LVDBE_AGC_HPFGAIN_Table[]; 68 69 /************************************************************************************/ 70 /* */ 71 /* Volume control gain and time constant tables */ 72 /* */ 73 /************************************************************************************/ 74 75 /* dB to linear conversion table */ 76 extern const LVM_INT16 LVDBE_VolumeTable[]; 77 78 extern const LVM_INT16 LVDBE_VolumeTCTable[]; 79 80 #else /*BUILD_FLOAT*/ 81 82 /************************************************************************************/ 83 /* */ 84 /* Coefficients constant table */ 85 /* */ 86 /************************************************************************************/ 87 88 /* 89 * High Pass Filter Coefficient table 90 */ 91 extern const BQ_FLOAT_Coefs_t LVDBE_HPF_Table[]; 92 93 /* 94 * Band Pass Filter coefficient table 95 */ 96 extern const BP_FLOAT_Coefs_t LVDBE_BPF_Table[]; 97 98 /************************************************************************************/ 99 /* */ 100 /* AGC constant tables */ 101 /* */ 102 /************************************************************************************/ 103 104 /* Attack time (signal too large) */ 105 extern const LVM_FLOAT LVDBE_AGC_ATTACK_Table[]; 106 107 /* Decay time (signal too small) */ 108 extern const LVM_FLOAT LVDBE_AGC_DECAY_Table[]; 109 110 /* Gain for use without the high pass filter */ 111 extern const LVM_FLOAT LVDBE_AGC_GAIN_Table[]; 112 113 /* Gain for use with the high pass filter */ 114 extern const LVM_FLOAT LVDBE_AGC_HPFGAIN_Table[]; 115 116 /************************************************************************************/ 117 /* */ 118 /* Volume control gain and time constant tables */ 119 /* */ 120 /************************************************************************************/ 121 122 /* dB to linear conversion table */ 123 extern const LVM_FLOAT LVDBE_VolumeTable[]; 124 extern const LVM_FLOAT LVDBE_VolumeTCTable[]; 125 126 #endif /*BUILD_FLOAT*/ 127 128 extern const LVM_INT16 LVDBE_MixerTCTable[]; 129 130 131 #ifdef __cplusplus 132 } 133 #endif /* __cplusplus */ 134 135 #endif /* __LVBDE_TABLES_H__ */ 136
