1 /*
2 * Copyright (C) 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 android.media.eco;
18 
19 import android.os.IBinder;
20 
21 /**
22 * An interface for providers that provides various statistics to ECO service.
23 * {@hide}
24 */
25 interface IECOServiceStatsProvider {
26     /**
27      * All provider Binder calls may return a ServiceSpecificException with the following error
28      * codes.
29      */
30     const int ERROR_PERMISSION_DENIED = 1;
31     const int ERROR_ILLEGAL_ARGUMENT = 2;
32     const int ERROR_INVALID_OPERATION = 3;
33     const int ERROR_UNSUPPORTED = 4;
34 
35     /**
36      * Constants for the type of the provider.
37      */
38     const int STATS_PROVIDER_TYPE_UNKNOWN = 1;
39     const int STATS_PROVIDER_TYPE_VIDEO_ENCODER = 2;
40     const int STATS_PROVIDER_TYPE_CAMERA = 3;
41 
42     /**
43      * Return the type of the provider.
44      */
getType()45     int getType();
46 
47     /**
48      * Return the name of the provider.
49      */
getName()50     String getName();
51 
52     /**
53      * Return the IBinder instance of the ECOSession associated the listener.
54      */
getECOSession()55     IBinder getECOSession();
56 }
57