1 /* 2 * Copyright (c) 2022 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 OHOS_AVSESSION_MANAGER_IMPL_H 17 #define OHOS_AVSESSION_MANAGER_IMPL_H 18 19 #include <string> 20 #include <memory> 21 #include <mutex> 22 23 #include "iremote_object.h" 24 #include "av_session.h" 25 #include "avsession_service_proxy.h" 26 #include "avsession_info.h" 27 #include "client_death_stub.h" 28 #include "isession_listener.h" 29 #include "avsession_manager.h" 30 #include "avsession_controller.h" 31 32 namespace OHOS::AVSession { 33 class AVSessionManagerImpl : public AVSessionManager { 34 public: 35 AVSessionManagerImpl(); 36 37 std::shared_ptr<AVSession> CreateSession(const std::string& tag, int32_t type, 38 const AppExecFwk::ElementName& elementName) override; 39 40 int32_t GetAllSessionDescriptors(std::vector<AVSessionDescriptor>& descriptors) override; 41 42 int32_t CreateController(const std::string& sessionId, std::shared_ptr<AVSessionController>& controller) override; 43 44 int32_t GetActivatedSessionDescriptors(std::vector<AVSessionDescriptor>& activatedSessions) override; 45 46 int32_t GetSessionDescriptorsBySessionId(const std::string& sessionId, AVSessionDescriptor& descriptor) override; 47 48 int32_t RegisterSessionListener(const std::shared_ptr<SessionListener>& listener) override; 49 50 int32_t RegisterServiceDeathCallback(const DeathCallback& callback) override; 51 52 int32_t UnregisterServiceDeathCallback() override; 53 54 int32_t SendSystemAVKeyEvent(const MMI::KeyEvent& keyEvent) override; 55 56 int32_t SendSystemControlCommand(const AVControlCommand& command) override; 57 58 int32_t CastAudio(const SessionToken& token, 59 const std::vector<AudioStandard::AudioDeviceDescriptor>& descriptors) override; 60 61 int32_t CastAudioForAll(const std::vector<AudioStandard::AudioDeviceDescriptor>& descriptors) override; 62 63 private: 64 sptr<AVSessionServiceProxy> GetService(); 65 66 void OnServiceDie(); 67 68 void RegisterClientDeathObserver(); 69 70 std::mutex lock_; 71 sptr<AVSessionServiceProxy> service_; 72 sptr<ISessionListener> listener_; 73 sptr<ClientDeathStub> clientDeath_; 74 DeathCallback deathCallback_; 75 }; 76 77 class ServiceDeathRecipient : public IRemoteObject::DeathRecipient { 78 public: 79 explicit ServiceDeathRecipient(const std::function<void()>& callback); 80 81 void OnRemoteDied(const wptr<IRemoteObject>& object) override; 82 83 private: 84 std::function<void()> callback_; 85 }; 86 } // namespace OHOS::AVSession 87 #endif // OHOS_AVSESSION_MANAGER_IMPL_H