1 /*
2  * Copyright (c) 2021-2022 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_DCAMERA_SOURCE_HANDLER_IPC_H
17 #define OHOS_DCAMERA_SOURCE_HANDLER_IPC_H
18 
19 #include <mutex>
20 
21 #include "idistributed_camera_source.h"
22 #include "iremote_object.h"
23 #include "refbase.h"
24 #include "single_instance.h"
25 
26 namespace OHOS {
27 namespace DistributedHardware {
28 class DCameraSourceHandlerIpc {
29 DECLARE_SINGLE_INSTANCE_BASE(DCameraSourceHandlerIpc);
30 
31 public:
32     void Init();
33     void UnInit();
34     sptr<IDistributedCameraSource> GetSourceLocalCamSrv();
35     void OnSourceLocalCamSrvDied(const wptr<IRemoteObject>& remote);
36 
37 private:
38     DCameraSourceHandlerIpc();
39     ~DCameraSourceHandlerIpc();
40     void DeleteSourceLocalCamSrv();
41 
42     class SourceLocalRecipient : public IRemoteObject::DeathRecipient {
43     public:
44         void OnRemoteDied(const wptr<IRemoteObject>& remote) override;
45     };
46     sptr<SourceLocalRecipient> sourceLocalRecipient_;
47     sptr<IDistributedCameraSource> localSource_;
48     std::mutex sourceLocalCamSrvLock_;
49 
50     bool isInit_;
51     std::mutex initCamSrvLock_;
52 };
53 } // namespace DistributedHardware
54 } // namespace OHOS
55 #endif // OHOS_DCAMERA_SOURCE_HANDLER_IPC_H
56