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 "LVC_Mixer_Private.h"
23#include "LVM_Macros.h"
24#include "ScalarArithmetic.h"
25
26
27/**********************************************************************************
28   FUNCTION LVC_Core_MixHard_1St_2i_D16C31_SAT
29***********************************************************************************/
30
31void LVC_Core_MixHard_1St_2i_D16C31_SAT( LVMixer3_st        *ptrInstance1,
32                                         LVMixer3_st        *ptrInstance2,
33                                         const LVM_INT16    *src,
34                                         LVM_INT16          *dst,
35                                         LVM_INT16          n)
36{
37    LVM_INT32  Temp;
38    LVM_INT16 ii;
39    LVM_INT16 Current1Short;
40    LVM_INT16 Current2Short;
41    Mix_Private_st  *pInstance1=(Mix_Private_st *)(ptrInstance1->PrivateParams);
42    Mix_Private_st  *pInstance2=(Mix_Private_st *)(ptrInstance2->PrivateParams);
43
44
45    Current1Short = (LVM_INT16)(pInstance1->Current >> 16);
46    Current2Short = (LVM_INT16)(pInstance2->Current >> 16);
47
48    for (ii = n; ii != 0; ii--)
49    {
50        Temp = ((LVM_INT32)*(src++) * (LVM_INT32)Current1Short)>>15;
51        if (Temp > 0x00007FFF)
52            *dst++ = 0x7FFF;
53        else if (Temp < -0x00008000)
54            *dst++ = - 0x8000;
55        else
56            *dst++ = (LVM_INT16)Temp;
57
58        Temp = ((LVM_INT32)*(src++) * (LVM_INT32)Current2Short)>>15;
59        if (Temp > 0x00007FFF)
60            *dst++ = 0x7FFF;
61        else if (Temp < -0x00008000)
62            *dst++ = - 0x8000;
63        else
64            *dst++ = (LVM_INT16)Temp;
65    }
66
67
68}
69/**********************************************************************************/
70