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 #ifndef BATTERY_CHECKER_H_
18 #define BATTERY_CHECKER_H_
19 
20 #include <media/stagefright/foundation/AMessage.h>
21 
22 namespace android {
23 
24 struct BatteryChecker : public RefBase {
25     BatteryChecker(const sp<AMessage> &msg, int64_t timeout = 3000000ll);
26 
setExecutingBatteryChecker27     void setExecuting(bool executing) { mIsExecuting = executing; }
28     void onCodecActivity(std::function<void()> batteryOnCb);
29     void onCheckBatteryTimer(const sp<AMessage>& msg, std::function<void()> batteryOffCb);
30     void onClientRemoved();
31 
32 private:
33     const int64_t mTimeoutUs;
34     int64_t mLastActivityTimeUs;
35     bool mBatteryStatNotified;
36     int32_t mBatteryCheckerGeneration;
37     bool mIsExecuting;
38     sp<AMessage> mBatteryCheckerMsg;
39 
isExecutingBatteryChecker40     bool isExecuting() { return mIsExecuting; }
41 
42     DISALLOW_EVIL_CONSTRUCTORS(BatteryChecker);
43 };
44 
45 }  // namespace android
46 
47 #endif // BATTERY_CHECKER_H_
48