| /* |
| * 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 __LVC_MIXER_PRIVATE_H__ |
| #define __LVC_MIXER_PRIVATE_H__ |
| |
| /********************************************************************************** |
| INCLUDE FILES |
| ***********************************************************************************/ |
| |
| #include "LVC_Mixer.h" |
| #include "VectorArithmetic.h" |
| |
| /* Instance parameter structure */ |
| #ifdef BUILD_FLOAT |
| typedef struct |
| { |
| /* General */ |
| LVM_FLOAT Target; /*number specifying value of Target Gain */ |
| LVM_FLOAT Current; /*number specifying value of Current Gain */ |
| LVM_FLOAT Delta; /*number specifying value of Delta Gain */ |
| } Mix_Private_FLOAT_st; |
| #else |
| typedef struct |
| { |
| /* General */ |
| LVM_INT32 Target; /* 32 bit number specifying fractional value of Target Gain */ |
| LVM_INT32 Current; /* 32 bit number specifying fractional valude of Current Gain */ |
| LVM_INT32 Shift; /* Left Shift for Integer part of Gain */ |
| LVM_INT32 Delta; /* 32 bit number specifying the fractional value of Delta Gain */ |
| } Mix_Private_st; |
| #endif |
| |
| /********************************************************************************** |
| DEFINITIONS |
| ***********************************************************************************/ |
| #define LVCore_MixInSoft_D32C31_SAT LVCore_InSoft_D32C31_SAT |
| #define LVCore_MixSoft_1St_D32C31_WRA LVCore_Soft_1St_D32C31_WRA |
| #define LVCore_MixHard_2St_D32C31_SAT LVCore_Hard_2St_D32C31_SAT |
| |
| /********************************************************************************** |
| FUNCTION PROTOTYPES (LOW LEVEL SUBFUNCTIONS) |
| ***********************************************************************************/ |
| |
| /*** 16 bit functions *************************************************************/ |
| #ifdef BUILD_FLOAT |
| void LVC_Core_MixInSoft_D16C31_SAT( LVMixer3_FLOAT_st *ptrInstance, |
| const LVM_FLOAT *src, |
| LVM_FLOAT *dst, |
| LVM_INT16 n); |
| #else |
| void LVC_Core_MixInSoft_D16C31_SAT( LVMixer3_st *pInstance, |
| const LVM_INT16 *src, |
| LVM_INT16 *dst, |
| LVM_INT16 n); |
| #endif |
| #ifdef BUILD_FLOAT |
| void LVC_Core_MixSoft_1St_D16C31_WRA( LVMixer3_FLOAT_st *ptrInstance, |
| const LVM_FLOAT *src, |
| LVM_FLOAT *dst, |
| LVM_INT16 n); |
| #else |
| void LVC_Core_MixSoft_1St_D16C31_WRA( LVMixer3_st *pInstance, |
| const LVM_INT16 *src, |
| LVM_INT16 *dst, |
| LVM_INT16 n); |
| #endif |
| #ifdef BUILD_FLOAT |
| void LVC_Core_MixHard_2St_D16C31_SAT( LVMixer3_FLOAT_st *pInstance1, |
| LVMixer3_FLOAT_st *pInstance2, |
| const LVM_FLOAT *src1, |
| const LVM_FLOAT *src2, |
| LVM_FLOAT *dst, |
| LVM_INT16 n); |
| #else |
| void LVC_Core_MixHard_2St_D16C31_SAT( LVMixer3_st *pInstance1, |
| LVMixer3_st *pInstance2, |
| const LVM_INT16 *src1, |
| const LVM_INT16 *src2, |
| LVM_INT16 *dst, |
| LVM_INT16 n); |
| #endif |
| |
| /**********************************************************************************/ |
| /* For applying different gains to Left and right chennals */ |
| /* ptrInstance1 applies to Left channel */ |
| /* ptrInstance2 applies to Right channel */ |
| /* Gain values should not be more that 1.0 */ |
| /**********************************************************************************/ |
| #ifdef BUILD_FLOAT |
| void LVC_Core_MixSoft_1St_2i_D16C31_WRA( LVMixer3_FLOAT_st *ptrInstance1, |
| LVMixer3_FLOAT_st *ptrInstance2, |
| const LVM_FLOAT *src, |
| LVM_FLOAT *dst, |
| LVM_INT16 n); |
| #else |
| void LVC_Core_MixSoft_1St_2i_D16C31_WRA( LVMixer3_st *ptrInstance1, |
| LVMixer3_st *ptrInstance2, |
| const LVM_INT16 *src, |
| LVM_INT16 *dst, /* dst can be equal to src */ |
| LVM_INT16 n); /* Number of stereo samples */ |
| #endif |
| |
| /**********************************************************************************/ |
| /* For applying different gains to Left and right chennals */ |
| /* ptrInstance1 applies to Left channel */ |
| /* ptrInstance2 applies to Right channel */ |
| /* Gain values should not be more that 1.0 */ |
| /**********************************************************************************/ |
| #ifdef BUILD_FLOAT |
| void LVC_Core_MixHard_1St_2i_D16C31_SAT( LVMixer3_FLOAT_st *ptrInstance1, |
| LVMixer3_FLOAT_st *ptrInstance2, |
| const LVM_FLOAT *src, |
| LVM_FLOAT *dst, |
| LVM_INT16 n); |
| #else |
| void LVC_Core_MixHard_1St_2i_D16C31_SAT( LVMixer3_st *ptrInstance1, |
| LVMixer3_st *ptrInstance2, |
| const LVM_INT16 *src, |
| LVM_INT16 *dst, /* dst can be equal to src */ |
| LVM_INT16 n); /* Number of stereo samples */ |
| #endif |
| |
| /*** 32 bit functions *************************************************************/ |
| #ifndef BUILD_FLOAT |
| void LVC_Core_MixInSoft_D32C31_SAT( LVMixer3_st *pInstance, |
| const LVM_INT32 *src, |
| LVM_INT32 *dst, |
| LVM_INT16 n); |
| |
| void LVC_Core_MixSoft_1St_D32C31_WRA( LVMixer3_st *pInstance, |
| const LVM_INT32 *src, |
| LVM_INT32 *dst, |
| LVM_INT16 n); |
| |
| void LVC_Core_MixHard_2St_D32C31_SAT( LVMixer3_st *pInstance1, |
| LVMixer3_st *pInstance2, |
| const LVM_INT32 *src1, |
| const LVM_INT32 *src2, |
| LVM_INT32 *dst, |
| LVM_INT16 n); |
| #endif |
| /**********************************************************************************/ |
| |
| #endif //#ifndef __LVC_MIXER_PRIVATE_H__ |
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