1 /*
2  * Copyright (C) 2014 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package com.android.camera.one;
18 
19 import android.hardware.camera2.CameraCharacteristics;
20 import android.hardware.camera2.CameraMetadata;
21 
22 /**
23  * Provides the camera orientation based on the given Camera2 characteristics.
24  */
25 public class CameraDirectionProvider {
26     private final CameraCharacteristics mCharacteristics;
27 
CameraDirectionProvider(CameraCharacteristics characteristics)28     public CameraDirectionProvider(CameraCharacteristics characteristics) {
29         mCharacteristics = characteristics;
30     }
31 
getDirection()32     public OneCamera.Facing getDirection() {
33         switch (mCharacteristics.get(CameraCharacteristics.LENS_FACING)) {
34             case CameraMetadata.LENS_FACING_BACK:
35                 return OneCamera.Facing.BACK;
36             case CameraMetadata.LENS_FACING_FRONT:
37                 return OneCamera.Facing.FRONT;
38         }
39         return OneCamera.Facing.BACK;
40     }
41 }
42