| /* |
| * 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. |
| */ |
| |
| /********************************************************************************** |
| INCLUDE FILES |
| ***********************************************************************************/ |
| |
| #include "Mixer_private.h" |
| #include "LVM_Macros.h" |
| |
| /********************************************************************************** |
| FUNCTION CORE_MIXHARD_2ST_D32C31_SAT |
| ***********************************************************************************/ |
| |
| void Core_MixHard_2St_D32C31_SAT( Mix_2St_Cll_t *pInstance, |
| const LVM_INT32 *src1, |
| const LVM_INT32 *src2, |
| LVM_INT32 *dst, |
| LVM_INT16 n) |
| { |
| LVM_INT32 Temp1,Temp2,Temp3; |
| LVM_INT16 ii; |
| LVM_INT16 Current1Short; |
| LVM_INT16 Current2Short; |
| |
| Current1Short = (LVM_INT16)(pInstance->Current1 >> 16); |
| Current2Short = (LVM_INT16)(pInstance->Current2 >> 16); |
| |
| for (ii = n; ii != 0; ii--){ |
| Temp1=*src1++; |
| MUL32x16INTO32(Temp1,Current1Short,Temp3,15) |
| Temp2=*src2++; |
| MUL32x16INTO32(Temp2,Current2Short,Temp1,15) |
| Temp2=(Temp1>>1)+(Temp3>>1); |
| if (Temp2 > 0x3FFFFFFF) |
| Temp2 = 0x7FFFFFFF; |
| else if (Temp2 < - 0x40000000) |
| Temp2 = 0x80000000; |
| else |
| Temp2=(Temp2<<1); |
| *dst++ = Temp2; |
| } |
| } |
| |
| |
| /**********************************************************************************/ |
