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.ex.camera2.portability;
18
19import android.hardware.camera2.CameraCharacteristics;
20import android.util.Log;
21
22import java.lang.ExceptionInInitializerError;
23import java.lang.reflect.Field;
24import java.lang.reflect.Method;
25
26/**
27 * Vendor tag declarations for the Legacy Camera2 API implementation.
28 */
29public class LegacyVendorTags {
30
31    private static final String TAG = "LegacyVendorTags";
32
33    /**
34     * Hidden enum for scene modes supported only by the Camera1 API.
35     */
36    public static final int CONTROL_SCENE_MODE_HDR;
37
38    static {
39        int tempSceneMode = -1;
40        try {
41            tempSceneMode =
42                    Class.forName("android.hardware.camera2.CameraCharacteristics").
43                            getField("CONTROL_SCENE_MODE_HDR").getInt(null);
44        } catch (Exception e) {
45            Log.e(TAG, "Error while reflecting on SCENE_MODE_HDR enum, HDR will not be available: "
46                    + e);
47        } finally {
48            CONTROL_SCENE_MODE_HDR = tempSceneMode;
49        }
50    }
51
52    private LegacyVendorTags() {
53        throw new AssertionError();
54    }
55}