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Diffstat (limited to 'media/libeffects/lvm/lib/Bass/src/LVDBE_Private.h')
| -rwxr-xr-x | media/libeffects/lvm/lib/Bass/src/LVDBE_Private.h | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/media/libeffects/lvm/lib/Bass/src/LVDBE_Private.h b/media/libeffects/lvm/lib/Bass/src/LVDBE_Private.h new file mode 100755 index 0000000..3e09cf4 --- /dev/null +++ b/media/libeffects/lvm/lib/Bass/src/LVDBE_Private.h @@ -0,0 +1,148 @@ +/* + * 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. + */ + +/**************************************************************************************** + + $Author: nxp007753 $ + $Revision: 1081 $ + $Date: 2010-07-05 11:48:44 +0200 (Mon, 05 Jul 2010) $ + +*****************************************************************************************/ + +/****************************************************************************************/ +/* */ +/* Header file for the private layer interface of Dynamic Bass Enhancement module */ +/* */ +/* This files includes all definitions, types, structures and function */ +/* prototypes required by the execution layer. */ +/* */ +/****************************************************************************************/ + +#ifndef __LVDBE_PRIVATE_H__ +#define __LVDBE_PRIVATE_H__ + +#ifdef __cplusplus +extern "C" { +#endif /* __cplusplus */ + + +/****************************************************************************************/ +/* */ +/* Includes */ +/* */ +/****************************************************************************************/ + +#include "LVDBE.h" /* Calling or Application layer definitions */ +#include "BIQUAD.h" +#include "LVC_Mixer.h" +#include "AGC.h" + + +/****************************************************************************************/ +/* */ +/* Defines */ +/* */ +/****************************************************************************************/ + +/* General */ +#define LVDBE_INVALID 0xFFFF /* Invalid init parameter */ + +/* Memory */ +#define LVDBE_MEMREGION_INSTANCE 0 /* Offset to the instance memory region */ +#define LVDBE_MEMREGION_PERSISTENT_DATA 1 /* Offset to persistent data memory region */ +#define LVDBE_MEMREGION_PERSISTENT_COEF 2 /* Offset to persistent coefficient region */ +#define LVDBE_MEMREGION_SCRATCH 3 /* Offset to data scratch memory region */ + +#define LVDBE_INSTANCE_ALIGN 4 /* 32-bit alignment for structures */ +#define LVDBE_PERSISTENT_DATA_ALIGN 4 /* 32-bit alignment for data */ +#define LVDBE_PERSISTENT_COEF_ALIGN 4 /* 32-bit alignment for coef */ +#define LVDBE_SCRATCH_ALIGN 4 /* 32-bit alignment for long data */ + +#define LVDBE_SCRATCHBUFFERS_INPLACE 4 /* Number of buffers required for inplace processing */ + +#define LVDBE_MIXER_TC 5 /* Mixer time */ + +/****************************************************************************************/ +/* */ +/* Structures */ +/* */ +/****************************************************************************************/ + +/* Data structure */ +typedef struct +{ + /* AGC parameters */ + AGC_MIX_VOL_2St1Mon_D32_t AGCInstance; /* AGC instance parameters */ + + /* Process variables */ + Biquad_2I_Order2_Taps_t HPFTaps; /* High pass filter taps */ + Biquad_1I_Order2_Taps_t BPFTaps; /* Band pass filter taps */ + LVMixer3_1St_st BypassVolume; /* Bypass volume scaler */ + +} LVDBE_Data_t; + +/* Coefs structure */ +typedef struct +{ + /* Process variables */ + Biquad_Instance_t HPFInstance; /* High pass filter instance */ + Biquad_Instance_t BPFInstance; /* Band pass filter instance */ + +} LVDBE_Coef_t; + +/* Instance structure */ +typedef struct +{ + /* Public parameters */ + LVDBE_MemTab_t MemoryTable; /* Instance memory allocation table */ + LVDBE_Params_t Params; /* Instance parameters */ + LVDBE_Capabilities_t Capabilities; /* Instance capabilities */ + + /* Data and coefficient pointers */ + LVDBE_Data_t *pData; /* Instance data */ + LVDBE_Coef_t *pCoef; /* Instance coefficients */ + + LVM_INT32 bTransitionOnToOff; + +} LVDBE_Instance_t; + + +/****************************************************************************************/ +/* */ +/* Function prototypes */ +/* */ +/****************************************************************************************/ + +void LVDBE_SetAGC(LVDBE_Instance_t *pInstance, + LVDBE_Params_t *pParams); + + +void LVDBE_SetVolume(LVDBE_Instance_t *pInstance, + LVDBE_Params_t *pParams); + + +void LVDBE_SetFilters(LVDBE_Instance_t *pInstance, + LVDBE_Params_t *pParams); + + +#ifdef __cplusplus +} +#endif /* __cplusplus */ + +#endif /* __LVDBE_PRIVATE_H__ */ + + |