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_DAUDIO_SINK_DEV_CTRL_MANAGER_H 17 #define OHOS_DAUDIO_SINK_DEV_CTRL_MANAGER_H 18 19 #include <atomic> 20 #include <map> 21 #include <mutex> 22 23 #include "audio_event.h" 24 #include "iaudio_ctrl_transport.h" 25 #include "iaudio_event_callback.h" 26 27 namespace OHOS { 28 namespace DistributedHardware { 29 class DAudioSinkDevCtrlMgr : public IAudioCtrlTransCallback, public std::enable_shared_from_this<DAudioSinkDevCtrlMgr> { 30 public: 31 DAudioSinkDevCtrlMgr(const std::string &networkId, std::shared_ptr<IAudioEventCallback> audioEventCallback); 32 ~DAudioSinkDevCtrlMgr() override; 33 34 void OnStateChange(int32_t type) override; 35 void OnEventReceived(const AudioEvent &event) override; 36 int32_t SetUp(); 37 int32_t Start(); 38 int32_t Stop(); 39 int32_t Release(); 40 bool IsOpened(); 41 int32_t SendAudioEvent(const AudioEvent &event); 42 43 private: 44 std::string devId_; 45 std::weak_ptr<IAudioEventCallback> audioEventCallback_; 46 std::shared_ptr<IAudioCtrlTransport> audioCtrlTrans_ = nullptr; 47 std::atomic<bool> isOpened_ = false; 48 }; 49 } // DistributedHardware 50 } // OHOS 51 #endif // OHOS_DAUDIO_SINK_DEV_CTRL_MANAGER_H 52