1 /* 2 * Copyright (C) 2021 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 ANDROID_MEDIA_TRANSCODING_THERMAL_POLICY_H 18 #define ANDROID_MEDIA_TRANSCODING_THERMAL_POLICY_H 19 20 #include <android/thermal.h> 21 #include <media/ThermalPolicyInterface.h> 22 #include <utils/Condition.h> 23 24 #include <mutex> 25 26 namespace android { 27 28 class TranscodingThermalPolicy : public ThermalPolicyInterface { 29 public: 30 explicit TranscodingThermalPolicy(); 31 ~TranscodingThermalPolicy(); 32 33 void setCallback(const std::shared_ptr<ThermalPolicyCallbackInterface>& cb) override; 34 bool getThrottlingStatus() override; 35 36 private: 37 mutable std::mutex mRegisteredLock; 38 bool mRegistered GUARDED_BY(mRegisteredLock); 39 40 mutable std::mutex mCallbackLock; 41 std::weak_ptr<ThermalPolicyCallbackInterface> mThermalPolicyCallback GUARDED_BY(mCallbackLock); 42 43 AThermalManager* mThermalManager; 44 bool mIsThrottling; 45 46 static void onStatusChange(void* data, AThermalStatus status); 47 void onStatusChange(AThermalStatus status); 48 void registerSelf(); 49 void unregisterSelf(); 50 }; 51 52 } // namespace android 53 #endif // ANDROID_MEDIA_TRANSCODING_THERMAL_POLICY_H 54