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
17package com.android.camera.one;
18
19import android.hardware.camera2.CameraCharacteristics;
20import android.hardware.camera2.CameraMetadata;
21
22/**
23 * Provides the camera orientation based on the given Camera2 characteristics.
24 */
25public class CameraDirectionProvider {
26    private final CameraCharacteristics mCharacteristics;
27
28    public CameraDirectionProvider(CameraCharacteristics characteristics) {
29        mCharacteristics = characteristics;
30    }
31
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