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 #include "LVM_Types.h"
19 #include "LVM_Macros.h"
20 #include "LVC_Mixer_Private.h"
21 
22 /************************************************************************/
23 /* FUNCTION:                                                            */
24 /*   LVMixer3_GetTarget                                                 */
25 /*                                                                      */
26 /* DESCRIPTION:                                                         */
27 /*  This function returns the TargetGain in Q16.15 format               */
28 /*                                                                      */
29 /* RETURNS:                                                             */
30 /*  TargetGain      - TargetGain value in Q 16.15 format                */
31 /*                                                                      */
32 /************************************************************************/
33 
LVC_Mixer_GetTarget(LVMixer3_st * pStream)34 LVM_INT32 LVC_Mixer_GetTarget( LVMixer3_st *pStream)
35 {
36     LVM_INT32       TargetGain;
37     Mix_Private_st  *pInstance=(Mix_Private_st *)pStream->PrivateParams;
38 
39     TargetGain=pInstance->Target>>(16-pInstance->Shift);  // TargetGain in Q16.15 format
40 
41     return TargetGain;
42 }
43