1 /* 2 * Copyright (c) 2022-2023 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 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 #ifdef CASTPLUS_CAST_ENGINE_ENABLE 45 int32_t GetAVCastController(const std::string& sessionId, 46 std::shared_ptr<AVCastController>& castController) override; 47 #endif 48 49 int32_t GetActivatedSessionDescriptors(std::vector<AVSessionDescriptor>& activatedSessions) override; 50 51 int32_t GetSessionDescriptorsBySessionId(const std::string& sessionId, AVSessionDescriptor& descriptor) override; 52 53 int32_t GetHistoricalSessionDescriptors(int32_t maxSize, std::vector<AVSessionDescriptor>& descriptors) override; 54 55 int32_t RegisterSessionListener(const std::shared_ptr<SessionListener>& listener) override; 56 57 int32_t RegisterServiceDeathCallback(const DeathCallback& callback) override; 58 59 int32_t UnregisterServiceDeathCallback() override; 60 61 int32_t SendSystemAVKeyEvent(const MMI::KeyEvent& keyEvent) override; 62 63 int32_t SendSystemControlCommand(const AVControlCommand& command) override; 64 65 int32_t CastAudio(const SessionToken& token, 66 const std::vector<AudioStandard::AudioDeviceDescriptor>& descriptors) override; 67 68 int32_t CastAudioForAll(const std::vector<AudioStandard::AudioDeviceDescriptor>& descriptors) override; 69 70 #ifdef CASTPLUS_CAST_ENGINE_ENABLE 71 int32_t StartCastDiscovery(int32_t castDeviceCapability) override; 72 73 int32_t StopCastDiscovery() override; 74 75 int32_t SetDiscoverable(const bool enable) override; 76 77 int32_t StartCast(const SessionToken& sessionToken, const OutputDeviceInfo& outputDeviceInfo) override; 78 79 int32_t StopCast(const SessionToken& sessionToken) override; 80 #endif 81 82 private: 83 sptr<AVSessionServiceProxy> GetService(); 84 85 void OnServiceDie(); 86 87 void RegisterClientDeathObserver(); 88 89 std::mutex lock_; 90 sptr<AVSessionServiceProxy> service_; 91 sptr<ISessionListener> listener_; 92 sptr<ClientDeathStub> clientDeath_; 93 DeathCallback deathCallback_; 94 }; 95 96 class ServiceDeathRecipient : public IRemoteObject::DeathRecipient { 97 public: 98 explicit ServiceDeathRecipient(const std::function<void()>& callback); 99 100 void OnRemoteDied(const wptr<IRemoteObject>& object) override; 101 102 private: 103 std::function<void()> callback_; 104 }; 105 } // namespace OHOS::AVSession 106 #endif // OHOS_AVSESSION_MANAGER_IMPL_H 107