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 /* Header file for the private layer interface of concert sound bundle */ 21 /* */ 22 /* This files includes all definitions, types, structures and function */ 23 /* prototypes required by the execution layer. */ 24 /* */ 25 /************************************************************************************/ 26 27 #ifndef __LVM_PRIVATE_H__ 28 #define __LVM_PRIVATE_H__ 29 30 #ifdef __cplusplus 31 extern "C" { 32 #endif /* __cplusplus */ 33 34 35 /************************************************************************************/ 36 /* */ 37 /* Includes */ 38 /* */ 39 /************************************************************************************/ 40 41 #include "LVM.h" /* LifeVibes */ 42 #include "LVM_Common.h" /* LifeVibes common */ 43 #include "BIQUAD.h" /* Biquad library */ 44 #include "LVC_Mixer.h" /* Mixer library */ 45 #include "LVCS_Private.h" /* Concert Sound */ 46 #include "LVDBE_Private.h" /* Dynamic Bass Enhancement */ 47 #include "LVEQNB_Private.h" /* N-Band equaliser */ 48 #include "LVPSA_Private.h" /* Parametric Spectrum Analyzer */ 49 50 51 /************************************************************************************/ 52 /* */ 53 /* Defines */ 54 /* */ 55 /************************************************************************************/ 56 57 /* General */ 58 #define LVM_INVALID 0xFFFF /* Invalid init parameter */ 59 60 /* Memory */ 61 #define LVM_INSTANCE_ALIGN 4 /* 32-bit for structures */ 62 #define LVM_FIRSTCALL 0 /* First call to the buffer */ 63 #define LVM_MAXBLOCKCALL 1 /* Maximum block size calls to the buffer */ 64 #define LVM_LASTCALL 2 /* Last call to the buffer */ 65 #define LVM_FIRSTLASTCALL 3 /* Single call for small number of samples */ 66 67 /* Block Size */ 68 #define LVM_MIN_MAXBLOCKSIZE 16 /* Minimum MaxBlockSize Limit*/ 69 #define LVM_MANAGED_MAX_MAXBLOCKSIZE 8191 /* Maximum MaxBlockSzie Limit for Managed Buffer Mode*/ 70 #define LVM_UNMANAGED_MAX_MAXBLOCKSIZE 4096 /* Maximum MaxBlockSzie Limit for Unmanaged Buffer Mode */ 71 72 #define MAX_INTERNAL_BLOCKSIZE 8128 /* Maximum multiple of 64 below 8191*/ 73 74 #define MIN_INTERNAL_BLOCKSIZE 16 /* Minimum internal block size */ 75 #define MIN_INTERNAL_BLOCKSHIFT 4 /* Minimum internal block size as a power of 2 */ 76 #define MIN_INTERNAL_BLOCKMASK 0xFFF0 /* Minimum internal block size mask */ 77 78 #define LVM_PSA_DYNAMICRANGE 60 /* Spectral Dynamic range: used for offseting output*/ 79 #define LVM_PSA_BARHEIGHT 127 /* Spectral Bar Height*/ 80 81 #define LVM_TE_MIN_EFFECTLEVEL 0 /*TE Minimum EffectLevel*/ 82 #define LVM_TE_MAX_EFFECTLEVEL 15 /*TE Maximum Effect level*/ 83 84 #define LVM_VC_MIN_EFFECTLEVEL (-96) /*VC Minimum EffectLevel*/ 85 #define LVM_VC_MAX_EFFECTLEVEL 0 /*VC Maximum Effect level*/ 86 87 #define LVM_BE_MIN_EFFECTLEVEL 0 /*BE Minimum EffectLevel*/ 88 #define LVM_BE_MAX_EFFECTLEVEL 15 /*BE Maximum Effect level*/ 89 90 #define LVM_EQNB_MIN_BAND_FREQ 20 /*EQNB Minimum Band Frequency*/ 91 #define LVM_EQNB_MAX_BAND_FREQ 24000 /*EQNB Maximum Band Frequency*/ 92 #define LVM_EQNB_MIN_BAND_GAIN (-15) /*EQNB Minimum Band Frequency*/ 93 #define LVM_EQNB_MAX_BAND_GAIN 15 /*EQNB Maximum Band Frequency*/ 94 #define LVM_EQNB_MIN_QFACTOR 25 /*EQNB Minimum Q Factor*/ 95 #define LVM_EQNB_MAX_QFACTOR 1200 /*EQNB Maximum Q Factor*/ 96 #define LVM_EQNB_MIN_LPF_FREQ 1000 /*EQNB Minimum Low Pass Corner frequency*/ 97 #define LVM_EQNB_MIN_HPF_FREQ 20 /*EQNB Minimum High Pass Corner frequency*/ 98 #define LVM_EQNB_MAX_HPF_FREQ 1000 /*EQNB Maximum High Pass Corner frequency*/ 99 100 #define LVM_CS_MIN_EFFECT_LEVEL 0 /*CS Minimum Effect Level*/ 101 #define LVM_CS_MAX_REVERB_LEVEL 100 /*CS Maximum Reverb Level*/ 102 #define LVM_VIRTUALIZER_MAX_REVERB_LEVEL 100 /*Vitrualizer Maximum Reverb Level*/ 103 104 #define LVM_VC_MIXER_TIME 100 /*VC mixer time*/ 105 #define LVM_VC_BALANCE_MAX 96 /*VC balance max value*/ 106 #define LVM_VC_BALANCE_MIN (-96) /*VC balance min value*/ 107 108 /* Algorithm masks */ 109 #define LVM_CS_MASK 1 110 #define LVM_EQNB_MASK 2 111 #define LVM_DBE_MASK 4 112 #define LVM_VC_MASK 16 113 #define LVM_TE_MASK 32 114 #define LVM_PSA_MASK 2048 115 116 117 /************************************************************************************/ 118 /* */ 119 /* Structures */ 120 /* */ 121 /************************************************************************************/ 122 123 /* Memory region definition */ 124 typedef struct 125 { 126 LVM_UINT32 Size; /* Region size in bytes */ 127 LVM_UINT16 Alignment; /* Byte alignment */ 128 LVM_MemoryTypes_en Type; /* Region type */ 129 void *pBaseAddress; /* Pointer to the region base address */ 130 } LVM_IntMemoryRegion_t; 131 132 133 /* Memory table containing the region definitions */ 134 typedef struct 135 { 136 LVM_IntMemoryRegion_t Region[LVM_NR_MEMORY_REGIONS]; /* One definition for each region */ 137 } LVM_IntMemTab_t; 138 139 140 /* Buffer Management */ 141 typedef struct 142 { 143 LVM_INT16 *pScratch; /* Bundle scratch buffer */ 144 145 LVM_INT16 BufferState; /* Buffer status */ 146 LVM_INT16 InDelayBuffer[6*MIN_INTERNAL_BLOCKSIZE]; /* Input buffer delay line, left and right */ 147 LVM_INT16 InDelaySamples; /* Number of samples in the input delay buffer */ 148 149 LVM_INT16 OutDelayBuffer[2*MIN_INTERNAL_BLOCKSIZE]; /* Output buffer delay line */ 150 LVM_INT16 OutDelaySamples; /* Number of samples in the output delay buffer, left and right */ 151 LVM_INT16 SamplesToOutput; /* Samples to write to the output */ 152 } LVM_Buffer_t; 153 154 155 /* Filter taps */ 156 typedef struct 157 { 158 Biquad_2I_Order1_Taps_t TrebleBoost_Taps; /* Treble boost Taps */ 159 } LVM_TE_Data_t; 160 161 162 /* Coefficients */ 163 typedef struct 164 { 165 Biquad_Instance_t TrebleBoost_State; /* State for the treble boost filter */ 166 } LVM_TE_Coefs_t; 167 168 169 typedef struct 170 { 171 /* Public parameters */ 172 LVM_MemTab_t MemoryTable; /* Instance memory allocation table */ 173 LVM_ControlParams_t Params; /* Control parameters */ 174 LVM_InstParams_t InstParams; /* Instance parameters */ 175 176 /* Private parameters */ 177 LVM_UINT16 ControlPending; /* Control flag to indicate update pending */ 178 LVM_ControlParams_t NewParams; /* New control parameters pending update */ 179 180 /* Buffer control */ 181 LVM_INT16 InternalBlockSize; /* Maximum internal block size */ 182 LVM_Buffer_t *pBufferManagement; /* Buffer management variables */ 183 LVM_INT16 SamplesToProcess; /* Input samples left to process */ 184 LVM_INT16 *pInputSamples; /* External input sample pointer */ 185 LVM_INT16 *pOutputSamples; /* External output sample pointer */ 186 187 /* Configuration number */ 188 LVM_INT32 ConfigurationNumber; 189 LVM_INT32 BlickSizeMultiple; 190 191 /* DC removal */ 192 Biquad_Instance_t DC_RemovalInstance; /* DC removal filter instance */ 193 194 /* Concert Sound */ 195 LVCS_Handle_t hCSInstance; /* Concert Sound instance handle */ 196 LVCS_Instance_t CS_Instance; /* Concert Sound instance */ 197 LVM_INT16 CS_Active; /* Control flag */ 198 199 /* Equalizer */ 200 LVEQNB_Handle_t hEQNBInstance; /* N-Band Equaliser instance handle */ 201 LVEQNB_Instance_t EQNB_Instance; /* N-Band Equaliser instance */ 202 LVM_EQNB_BandDef_t *pEQNB_BandDefs; /* Local storage for new definitions */ 203 LVM_EQNB_BandDef_t *pEQNB_UserDefs; /* Local storage for the user's definitions */ 204 LVM_INT16 EQNB_Active; /* Control flag */ 205 206 /* Dynamic Bass Enhancement */ 207 LVDBE_Handle_t hDBEInstance; /* Dynamic Bass Enhancement instance handle */ 208 LVDBE_Instance_t DBE_Instance; /* Dynamic Bass Enhancement instance */ 209 LVM_INT16 DBE_Active; /* Control flag */ 210 211 /* Volume Control */ 212 LVMixer3_1St_st VC_Volume; /* Volume scaler */ 213 LVMixer3_2St_st VC_BalanceMix; /* VC balance mixer */ 214 LVM_INT16 VC_VolumedB; /* Gain in dB */ 215 LVM_INT16 VC_Active; /* Control flag */ 216 LVM_INT16 VC_AVLFixedVolume; /* AVL fixed volume */ 217 218 /* Treble Enhancement */ 219 LVM_TE_Data_t *pTE_Taps; /* Treble boost Taps */ 220 LVM_TE_Coefs_t *pTE_State; /* State for the treble boost filter */ 221 LVM_INT16 TE_Active; /* Control flag */ 222 223 /* Headroom */ 224 LVM_HeadroomParams_t NewHeadroomParams; /* New headroom parameters pending update */ 225 LVM_HeadroomParams_t HeadroomParams; /* Headroom parameters */ 226 LVM_HeadroomBandDef_t *pHeadroom_BandDefs; /* Local storage for new definitions */ 227 LVM_HeadroomBandDef_t *pHeadroom_UserDefs; /* Local storage for the user's definitions */ 228 LVM_UINT16 Headroom; /* Value of the current headroom */ 229 230 /* Spectrum Analyzer */ 231 pLVPSA_Handle_t hPSAInstance; /* Spectrum Analyzer instance handle */ 232 LVPSA_InstancePr_t PSA_Instance; /* Spectrum Analyzer instance */ 233 LVPSA_InitParams_t PSA_InitParams; /* Spectrum Analyzer initialization parameters */ 234 LVPSA_ControlParams_t PSA_ControlParams; /* Spectrum Analyzer control parameters */ 235 LVM_INT16 PSA_GainOffset; /* Tone control flag */ 236 LVM_Callback CallBack; 237 LVM_INT16 *pPSAInput; /* PSA input pointer */ 238 239 LVM_INT16 NoSmoothVolume; /* Enable or disable smooth volume changes*/ 240 241 } LVM_Instance_t; 242 243 244 /************************************************************************************/ 245 /* */ 246 /* Function Prototypes */ 247 /* */ 248 /************************************************************************************/ 249 250 LVM_ReturnStatus_en LVM_ApplyNewSettings(LVM_Handle_t hInstance); 251 252 void LVM_SetTrebleBoost( LVM_Instance_t *pInstance, 253 LVM_ControlParams_t *pParams); 254 255 void LVM_SetVolume( LVM_Instance_t *pInstance, 256 LVM_ControlParams_t *pParams); 257 258 LVM_INT32 LVM_VCCallBack(void* pBundleHandle, 259 void* pGeneralPurpose, 260 short CallBackParam); 261 262 void LVM_SetHeadroom( LVM_Instance_t *pInstance, 263 LVM_ControlParams_t *pParams); 264 265 void LVM_BufferIn( LVM_Handle_t hInstance, 266 const LVM_INT16 *pInData, 267 LVM_INT16 **pToProcess, 268 LVM_INT16 **pProcessed, 269 LVM_UINT16 *pNumSamples); 270 271 void LVM_BufferOut( LVM_Handle_t hInstance, 272 LVM_INT16 *pOutData, 273 LVM_UINT16 *pNumSamples); 274 275 LVM_INT32 LVM_AlgoCallBack( void *pBundleHandle, 276 void *pData, 277 LVM_INT16 callbackId); 278 279 #ifdef __cplusplus 280 } 281 #endif /* __cplusplus */ 282 283 #endif /* __LVM_PRIVATE_H__ */ 284 285
