1bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber/* 2bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber * Copyright (C) 2004-2010 NXP Software 3bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber * Copyright (C) 2010 The Android Open Source Project 4bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber * 5bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber * Licensed under the Apache License, Version 2.0 (the "License"); 6bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber * you may not use this file except in compliance with the License. 7bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber * You may obtain a copy of the License at 8bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber * 9bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber * http://www.apache.org/licenses/LICENSE-2.0 10bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber * 11bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber * Unless required by applicable law or agreed to in writing, software 12bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber * distributed under the License is distributed on an "AS IS" BASIS, 13bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber * See the License for the specific language governing permissions and 15bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber * limitations under the License. 16bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber */ 17bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber 18bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber/****************************************************************************************/ 19bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber/* */ 20bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber/* Header file for the private layer interface of Dynamic Bass Enhancement module */ 21bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber/* */ 22bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber/* This files includes all definitions, types, structures and function */ 23bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber/* prototypes required by the execution layer. */ 24bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber/* */ 25bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber/****************************************************************************************/ 26bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber 27bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber#ifndef __LVDBE_PRIVATE_H__ 28bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber#define __LVDBE_PRIVATE_H__ 2966b0a35c9a4136a84c3f73b1b25fcb5220138b95Andreas Huber 30bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber#ifdef __cplusplus 31bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huberextern "C" { 32bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber#endif /* __cplusplus */ 3366b0a35c9a4136a84c3f73b1b25fcb5220138b95Andreas Huber 34bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber 35bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber/****************************************************************************************/ 36733b7729ea462fae9c6899456444e28fef1c757cAndreas Huber/* */ 37733b7729ea462fae9c6899456444e28fef1c757cAndreas Huber/* Includes */ 38733b7729ea462fae9c6899456444e28fef1c757cAndreas Huber/* */ 39733b7729ea462fae9c6899456444e28fef1c757cAndreas Huber/****************************************************************************************/ 40733b7729ea462fae9c6899456444e28fef1c757cAndreas Huber 41733b7729ea462fae9c6899456444e28fef1c757cAndreas Huber#include "LVDBE.h" /* Calling or Application layer definitions */ 42733b7729ea462fae9c6899456444e28fef1c757cAndreas Huber#include "BIQUAD.h" 43733b7729ea462fae9c6899456444e28fef1c757cAndreas Huber#include "LVC_Mixer.h" 44733b7729ea462fae9c6899456444e28fef1c757cAndreas Huber#include "AGC.h" 45733b7729ea462fae9c6899456444e28fef1c757cAndreas Huber 46bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber 47bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber/****************************************************************************************/ 48bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber/* */ 49bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber/* Defines */ 500726045216f576e97672ebeefc265d39c4ebaaa5Andreas Huber/* */ 51bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber/****************************************************************************************/ 525561ccf4a8db88a2e44eac1b3ed13b4ff53a7f20Andreas Huber 535561ccf4a8db88a2e44eac1b3ed13b4ff53a7f20Andreas Huber/* General */ 545561ccf4a8db88a2e44eac1b3ed13b4ff53a7f20Andreas Huber#define LVDBE_INVALID 0xFFFF /* Invalid init parameter */ 555561ccf4a8db88a2e44eac1b3ed13b4ff53a7f20Andreas Huber 56bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber/* Memory */ 57bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber#define LVDBE_MEMREGION_INSTANCE 0 /* Offset to the instance memory region */ 58bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber#define LVDBE_MEMREGION_PERSISTENT_DATA 1 /* Offset to persistent data memory region */ 59bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber#define LVDBE_MEMREGION_PERSISTENT_COEF 2 /* Offset to persistent coefficient region */ 60bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber#define LVDBE_MEMREGION_SCRATCH 3 /* Offset to data scratch memory region */ 61bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber 62bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber#define LVDBE_INSTANCE_ALIGN 4 /* 32-bit alignment for structures */ 63bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber#define LVDBE_PERSISTENT_DATA_ALIGN 4 /* 32-bit alignment for data */ 64bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber#define LVDBE_PERSISTENT_COEF_ALIGN 4 /* 32-bit alignment for coef */ 65bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber#define LVDBE_SCRATCH_ALIGN 4 /* 32-bit alignment for long data */ 66bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber 67bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber#define LVDBE_SCRATCHBUFFERS_INPLACE 6 /* Number of buffers required for inplace processing */ 68bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber 69bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber#define LVDBE_MIXER_TC 5 /* Mixer time */ 70bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber#define LVDBE_BYPASS_MIXER_TC 100 /* Bypass mixer time */ 71bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber 72bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber 73bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber/****************************************************************************************/ 74bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber/* */ 75bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber/* Structures */ 76bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber/* */ 77bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber/****************************************************************************************/ 78bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber 79bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber/* Data structure */ 80bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Hubertypedef struct 81bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber{ 82bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber /* AGC parameters */ 83bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber AGC_MIX_VOL_2St1Mon_D32_t AGCInstance; /* AGC instance parameters */ 84bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber 85bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber /* Process variables */ 86bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber Biquad_2I_Order2_Taps_t HPFTaps; /* High pass filter taps */ 87bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber Biquad_1I_Order2_Taps_t BPFTaps; /* Band pass filter taps */ 88bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber LVMixer3_1St_st BypassVolume; /* Bypass volume scaler */ 890726045216f576e97672ebeefc265d39c4ebaaa5Andreas Huber LVMixer3_2St_st BypassMixer; /* Bypass Mixer for Click Removal */ 90bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber 91bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber} LVDBE_Data_t; 92bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber 93bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber/* Coefs structure */ 94bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Hubertypedef struct 95bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber{ 96bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber /* Process variables */ 97733b7729ea462fae9c6899456444e28fef1c757cAndreas Huber Biquad_Instance_t HPFInstance; /* High pass filter instance */ 98bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber Biquad_Instance_t BPFInstance; /* Band pass filter instance */ 99bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber 100bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber} LVDBE_Coef_t; 101bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber 102bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber/* Instance structure */ 103bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Hubertypedef struct 104bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber{ 105bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber /* Public parameters */ 106bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber LVDBE_MemTab_t MemoryTable; /* Instance memory allocation table */ 107bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber LVDBE_Params_t Params; /* Instance parameters */ 108bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber LVDBE_Capabilities_t Capabilities; /* Instance capabilities */ 109bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber 110bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber /* Data and coefficient pointers */ 111bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber LVDBE_Data_t *pData; /* Instance data */ 112bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber LVDBE_Coef_t *pCoef; /* Instance coefficients */ 113bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber} LVDBE_Instance_t; 114bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber 115bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber 11666b0a35c9a4136a84c3f73b1b25fcb5220138b95Andreas Huber/****************************************************************************************/ 11766b0a35c9a4136a84c3f73b1b25fcb5220138b95Andreas Huber/* */ 118bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber/* Function prototypes */ 119bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber/* */ 12066b0a35c9a4136a84c3f73b1b25fcb5220138b95Andreas Huber/****************************************************************************************/ 121bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber 122bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Hubervoid LVDBE_SetAGC(LVDBE_Instance_t *pInstance, 123bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber LVDBE_Params_t *pParams); 124bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber 125bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber 12666b0a35c9a4136a84c3f73b1b25fcb5220138b95Andreas Hubervoid LVDBE_SetVolume(LVDBE_Instance_t *pInstance, 12766b0a35c9a4136a84c3f73b1b25fcb5220138b95Andreas Huber LVDBE_Params_t *pParams); 128bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber 129bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber 130bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Hubervoid LVDBE_SetFilters(LVDBE_Instance_t *pInstance, 131bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber LVDBE_Params_t *pParams); 132bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber 133bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber 134bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber#ifdef __cplusplus 13566b0a35c9a4136a84c3f73b1b25fcb5220138b95Andreas Huber} 136bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber#endif /* __cplusplus */ 13766b0a35c9a4136a84c3f73b1b25fcb5220138b95Andreas Huber 13866b0a35c9a4136a84c3f73b1b25fcb5220138b95Andreas Huber#endif /* __LVDBE_PRIVATE_H__ */ 139bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber 140bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber 141bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber