1 /*
2  * Copyright (C) 2015 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.device;
18 
19 import android.content.Context;
20 
21 import com.android.camera.async.HandlerFactory;
22 import com.android.camera.debug.Logger;
23 import com.android.camera.device.CameraDeviceKey.ApiType;
24 import com.android.ex.camera2.portability.CameraAgent.CameraProxy;
25 import com.android.ex.camera2.portability.CameraAgentFactory.CameraApi;
26 
27 import java.util.concurrent.ExecutorService;
28 
29 /**
30  * Provides a set of executable actions that can be used to open or close
31  * a portability layer camera device object.
32  */
33 public class PortabilityCameraActionProvider implements CameraDeviceActionProvider<CameraProxy> {
34     private final HandlerFactory mHandlerFactory;
35     private final ExecutorService mBackgroundRunner;
36     private final Context mAppContext;
37     private final Logger.Factory mLogFactory;
38 
PortabilityCameraActionProvider(HandlerFactory handlerFactory, ExecutorService backgroundRunner, Context appContext, Logger.Factory logFactory)39     public PortabilityCameraActionProvider(HandlerFactory handlerFactory,
40           ExecutorService backgroundRunner,
41           Context appContext,
42           Logger.Factory logFactory) {
43 
44         mHandlerFactory = handlerFactory;
45         mBackgroundRunner = backgroundRunner;
46         mAppContext = appContext;
47         mLogFactory = logFactory;
48     }
49 
50     @Override
get(CameraDeviceKey key)51     public SingleDeviceActions<CameraProxy> get(CameraDeviceKey key) {
52         return new PortabilityCameraActions(key, mAppContext, getApiFromKey(key),
53               mBackgroundRunner, mHandlerFactory, mLogFactory);
54     }
55 
getApiFromKey(CameraDeviceKey key)56     private CameraApi getApiFromKey(CameraDeviceKey key) {
57         if (key.getApiType() == ApiType.CAMERA_API_PORTABILITY_API2) {
58             return CameraApi.API_2;
59         } else if (key.getApiType() == ApiType.CAMERA_API_PORTABILITY_API1) {
60             return CameraApi.API_1;
61         }
62 
63         return CameraApi.AUTO;
64     }
65 }
66