1 /* 2 * Copyright (C) 2023 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef AVCODEC_SERVER_H 17 #define AVCODEC_SERVER_H 18 19 #include "avcodec_server_manager.h" 20 #include "avcodec_service_stub.h" 21 #include "nocopyable.h" 22 #include "system_ability.h" 23 24 namespace OHOS { 25 namespace MediaAVCodec { 26 class AVCodecServer : public SystemAbility, public AVCodecServiceStub { 27 DECLARE_SYSTEM_ABILITY(AVCodecServer); 28 public: 29 explicit AVCodecServer(int32_t systemAbilityId, bool runOnCreate = true); 30 ~AVCodecServer(); 31 32 // IStandardAVCodecService override 33 int32_t GetSubSystemAbility(IStandardAVCodecService::AVCodecSystemAbility subSystemId, 34 const sptr<IRemoteObject> &listener, sptr<IRemoteObject> &stubObject) override; 35 int32_t SuspendFreeze(const std::vector<pid_t> &pidList) override; 36 int32_t SuspendActive(const std::vector<pid_t> &pidList) override; 37 int32_t SuspendActiveAll() override; 38 39 protected: 40 // SystemAbility override 41 void OnDump() override; 42 void OnStart() override; 43 int32_t OnIdle(const SystemAbilityOnDemandReason& idleReason) override; 44 void OnStop() override; 45 std::optional<AVCodecServerManager::StubType> SwitchSystemId( 46 IStandardAVCodecService::AVCodecSystemAbility subSystemId); 47 int32_t Dump(int32_t fd, const std::vector<std::u16string> &args) override; 48 49 private: 50 void OnAddSystemAbility(int32_t systemAbilityId, const std::string &deviceId) override; 51 52 std::mutex stateMutex_; 53 }; 54 } // namespace MediaAVCodec 55 } // namespace OHOS 56 #endif // AVCODEC_SERVER_H