1 /*
2  * Copyright (c) 2024 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 AUDIO_MEMO_H
17 #define AUDIO_MEMO_H
18 
19 #include <map>
20 #include <mutex>
21 #include "media_monitor_info.h"
22 #include "event_bean.h"
23 
24 namespace OHOS {
25 namespace Media {
26 namespace MediaMonitor {
27 
28 class AudioMemo {
29 public:
GetAudioMemo()30     static AudioMemo& GetAudioMemo()
31     {
32         static AudioMemo audioMemo;
33         return audioMemo;
34     }
35 
36     AudioMemo() = default;
37     ~AudioMemo() = default;
38 
39     void UpdataRouteInfo(std::shared_ptr<EventBean> &bean);
40     int32_t GetAudioRouteMsg(std::map<PerferredType, std::shared_ptr<MonitorDeviceInfo>> &perferredDevices);
41 
42     void WriteInfo(int32_t fd, std::string &dumpString);
43 
44     int32_t ErasePreferredDeviceByType(const PerferredType &preferredType);
45 private:
46     PerferredType GetPerferredType(std::shared_ptr<EventBean> &bean);
47     PerferredType GetPerferredRenderType(int32_t streamUsage);
48     PerferredType GetPerferredCaptureType(int32_t AudioScene);
49 
50     std::string GetPerferredNameFromType(const PerferredType &type);
51 
52     std::mutex perferredDeviceMutex_;
53     std::map<PerferredType, std::shared_ptr<MonitorDeviceInfo>> perferredDevices_;
54 };
55 
56 } // namespace MediaMonitor
57 } // namespace Media
58 } // namespace OHOS
59 #endif // AUDIO_MEMO_H