| /* |
| * 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. |
| */ |
| |
| #ifndef __AGC_H__ |
| #define __AGC_H__ |
| |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif /* __cplusplus */ |
| |
| /**********************************************************************************/ |
| /* */ |
| /* Includes */ |
| /* */ |
| /**********************************************************************************/ |
| |
| #include "LVM_Types.h" |
| |
| |
| /**********************************************************************************/ |
| /* */ |
| /* Types */ |
| /* */ |
| /**********************************************************************************/ |
| #ifndef BUILD_FLOAT |
| typedef struct |
| { |
| LVM_INT32 AGC_Gain; /* The current AGC gain */ |
| LVM_INT32 AGC_MaxGain; /* The maximum AGC gain */ |
| LVM_INT32 Volume; /* The current volume setting */ |
| LVM_INT32 Target; /* The target volume setting */ |
| LVM_INT32 AGC_Target; /* AGC target level */ |
| LVM_INT16 AGC_Attack; /* AGC attack scaler */ |
| LVM_INT16 AGC_Decay; /* AGC decay scaler */ |
| LVM_INT16 AGC_GainShift; /* The gain shift */ |
| LVM_INT16 VolumeShift; /* Volume shift scaling */ |
| LVM_INT16 VolumeTC; /* Volume update time constant */ |
| |
| } AGC_MIX_VOL_2St1Mon_D32_t; |
| #else |
| typedef struct |
| { |
| LVM_FLOAT AGC_Gain; /* The current AGC gain */ |
| LVM_FLOAT AGC_MaxGain; /* The maximum AGC gain */ |
| LVM_FLOAT Volume; /* The current volume setting */ |
| LVM_FLOAT Target; /* The target volume setting */ |
| LVM_FLOAT AGC_Target; /* AGC target level */ |
| LVM_FLOAT AGC_Attack; /* AGC attack scaler */ |
| LVM_FLOAT AGC_Decay; /* AGC decay scaler */ |
| LVM_FLOAT VolumeTC; /* Volume update time constant */ |
| |
| } AGC_MIX_VOL_2St1Mon_FLOAT_t; |
| #endif |
| |
| /**********************************************************************************/ |
| /* */ |
| /* Function Prototypes */ |
| /* */ |
| /**********************************************************************************/ |
| #ifdef BUILD_FLOAT |
| void AGC_MIX_VOL_2St1Mon_D32_WRA(AGC_MIX_VOL_2St1Mon_FLOAT_t *pInstance, /* Instance pointer */ |
| const LVM_FLOAT *pStSrc, /* Stereo source */ |
| const LVM_FLOAT *pMonoSrc, /* Mono source */ |
| LVM_FLOAT *pDst, /* Stereo destination */ |
| LVM_UINT16 n); /* Number of samples */ |
| #ifdef SUPPORT_MC |
| void AGC_MIX_VOL_Mc1Mon_D32_WRA(AGC_MIX_VOL_2St1Mon_FLOAT_t *pInstance, /* Instance pointer */ |
| const LVM_FLOAT *pStSrc, /* Source */ |
| const LVM_FLOAT *pMonoSrc, /* Mono source */ |
| LVM_FLOAT *pDst, /* Destination */ |
| LVM_UINT16 NrFrames, /* Number of frames */ |
| LVM_UINT16 NrChannels); /* Number of channels */ |
| #endif |
| |
| #else |
| void AGC_MIX_VOL_2St1Mon_D32_WRA(AGC_MIX_VOL_2St1Mon_D32_t *pInstance, /* Instance pointer */ |
| const LVM_INT32 *pStSrc, /* Stereo source */ |
| const LVM_INT32 *pMonoSrc, /* Mono source */ |
| LVM_INT32 *pDst, /* Stereo destination */ |
| LVM_UINT16 n); /* Number of samples */ |
| #endif |
| #ifdef __cplusplus |
| } |
| #endif /* __cplusplus */ |
| |
| |
| #endif /* __AGC_H__ */ |
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