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   INCLUDE FILES
20***********************************************************************************/
21
22#include "Mixer_private.h"
23#include "LVM_Macros.h"
24
25/**********************************************************************************
26   FUNCTION CORE_MIXHARD_2ST_D32C31_SAT
27***********************************************************************************/
28
29void Core_MixHard_2St_D32C31_SAT(   Mix_2St_Cll_t       *pInstance,
30                                    const LVM_INT32     *src1,
31                                    const LVM_INT32     *src2,
32                                          LVM_INT32     *dst,
33                                          LVM_INT16     n)
34{
35    LVM_INT32  Temp1,Temp2,Temp3;
36    LVM_INT16 ii;
37    LVM_INT16 Current1Short;
38    LVM_INT16 Current2Short;
39
40    Current1Short = (LVM_INT16)(pInstance->Current1 >> 16);
41    Current2Short = (LVM_INT16)(pInstance->Current2 >> 16);
42
43    for (ii = n; ii != 0; ii--){
44        Temp1=*src1++;
45        MUL32x16INTO32(Temp1,Current1Short,Temp3,15)
46        Temp2=*src2++;
47        MUL32x16INTO32(Temp2,Current2Short,Temp1,15)
48        Temp2=(Temp1>>1)+(Temp3>>1);
49        if (Temp2 > 0x3FFFFFFF)
50            Temp2 = 0x7FFFFFFF;
51        else if (Temp2 < - 0x40000000)
52            Temp2 =  0x80000000;
53        else
54            Temp2=(Temp2<<1);
55            *dst++ = Temp2;
56    }
57}
58
59
60/**********************************************************************************/
61