1 /*
2  * Copyright 2019 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 androidx.camera.integration.extensions;
18 
19 import android.app.Application;
20 import android.util.Log;
21 
22 import androidx.camera.camera2.Camera2Config;
23 import androidx.camera.core.CameraXConfig;
24 
25 import org.jspecify.annotations.NonNull;
26 
27 /** The application. */
28 public class ExtensionsApplication extends Application implements CameraXConfig.Provider {
29     private static final String TAG = "ExtensionApplication";
30 
31     private CameraXConfig mCameraXConfig = Camera2Config.defaultConfig();
32 
33     @Override
34     @SuppressWarnings("ObjectToString")
getCameraXConfig()35     public @NonNull CameraXConfig getCameraXConfig() {
36         Log.d(TAG, "Providing custom CameraXConfig through Application");
37         return mCameraXConfig;
38     }
39 
40     /**
41      * Sets the {@link CameraXConfig} we provide when CameraX invokes
42      * {@link CameraXConfig.Provider#getCameraXConfig}.
43      *
44      * @param cameraXConfig the CameraX config to set.
45      */
46     @SuppressWarnings("ObjectToString")
setCameraXConfig(@onNull CameraXConfig cameraXConfig)47     public void setCameraXConfig(@NonNull CameraXConfig cameraXConfig) {
48         if (cameraXConfig != mCameraXConfig) {
49             Log.d(TAG, "CameraXConfig changed through Application");
50             mCameraXConfig = cameraXConfig;
51         }
52     }
53 }
54