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1 /*
2  * Copyright (c) 2021-2024 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 OHOS_DCAMERA_SOURCE_DEV_H
17 #define OHOS_DCAMERA_SOURCE_DEV_H
18 
19 #include "dcamera_index.h"
20 #include "dcamera_source_event.h"
21 #include "dcamera_source_state_machine.h"
22 #include "event_bus.h"
23 #include "icamera_controller.h"
24 #include "icamera_state_listener.h"
25 #include "icamera_input.h"
26 #include "idistributed_camera_source.h"
27 
28 #include "v1_0/id_camera_provider_callback.h"
29 #include "v1_0/id_camera_provider.h"
30 
31 namespace OHOS {
32 namespace DistributedHardware {
33 class DCameraSourceDev : public EventSender, public DistributedHardware::EventBusHandler<DCameraSourceEvent>,
34     public std::enable_shared_from_this<DCameraSourceDev> {
35 public:
36     explicit DCameraSourceDev(std::string devId, std::string dhId, std::shared_ptr<ICameraStateListener>& stateLisener);
37     ~DCameraSourceDev() override;
38 
39     int32_t InitDCameraSourceDev();
40     int32_t RegisterDistributedHardware(const std::string& devId, const std::string& dhId, const std::string& reqId,
41         const EnableParam& param);
42     int32_t UnRegisterDistributedHardware(const std::string devId, const std::string dhId, const std::string reqId);
43     int32_t DCameraNotify(std::string& eventStr);
44 
45     int32_t OpenSession(DCameraIndex& camIndex);
46     int32_t CloseSession(DCameraIndex& camIndex);
47     int32_t ConfigCameraStreams(const std::vector<std::shared_ptr<DCStreamInfo>>& streamInfos);
48     int32_t ReleaseCameraStreams(const std::vector<int>& streamIds);
49     int32_t StartCameraCapture(const std::vector<std::shared_ptr<DCCaptureInfo>>& captureInfos);
50     int32_t StopCameraCapture(const std::vector<int>& streamIds);
51     int32_t UpdateCameraSettings(const std::vector<std::shared_ptr<DCameraSettings>>& settings);
52 
53     void OnEvent(DCameraSourceEvent& event) override;
54     int32_t GetStateInfo();
55     std::string GetVersion();
56     int32_t OnChannelConnectedEvent();
57     int32_t OnChannelDisconnectedEvent();
58     int32_t PostHicollieEvent();
59     void SetHicollieFlag(bool flag);
60     bool GetHicollieFlag();
61 
62 public:
63     virtual int32_t Register(std::shared_ptr<DCameraRegistParam>& param);
64     virtual int32_t UnRegister(std::shared_ptr<DCameraRegistParam>& param);
65     virtual int32_t OpenCamera();
66     virtual int32_t CloseCamera();
67     virtual int32_t ConfigStreams(std::vector<std::shared_ptr<DCStreamInfo>>& streamInfos);
68     virtual int32_t ReleaseStreams(std::vector<int>& streamIds, bool& isAllRelease);
69     virtual int32_t ReleaseAllStreams();
70     virtual int32_t StartCapture(std::vector<std::shared_ptr<DCCaptureInfo>>& captureInfos);
71     virtual int32_t StopCapture(std::vector<int>& streamIds, bool& isAllStop);
72     virtual int32_t StopAllCapture();
73     virtual int32_t UpdateSettings(std::vector<std::shared_ptr<DCameraSettings>>& settings);
74     virtual int32_t CameraEventNotify(std::shared_ptr<DCameraEvent>& events);
75 
76 private:
77     using DCameraNotifyFunc = void (DCameraSourceDev::*)(DCAMERA_EVENT eventType, DCameraSourceEvent& event,
78         int32_t result);
79 
80     void NotifyResult(DCAMERA_EVENT eventType, DCameraSourceEvent& event, int32_t result);
81     void NotifyRegisterResult(DCAMERA_EVENT eventType, DCameraSourceEvent& event, int32_t result);
82     void NotifyHalResult(DCAMERA_EVENT eventType, DCameraSourceEvent& event, int32_t result);
83     void HitraceAndHisyseventImpl(std::vector<std::shared_ptr<DCCaptureInfo>>& captureInfos);
84     int32_t ParseEnableParam(std::shared_ptr<DCameraRegistParam>& param, std::string& ability);
85 
86 private:
87     std::string devId_;
88     std::string dhId_;
89     std::string version_;
90     std::set<DCameraIndex> actualDevInfo_;
91     std::shared_ptr<ICameraStateListener> stateListener_;
92     std::shared_ptr<EventBus> eventBus_;
93     std::shared_ptr<DCameraSourceStateMachine> stateMachine_;
94     std::shared_ptr<ICameraController> controller_;
95     std::shared_ptr<ICameraInput> input_;
96     std::atomic<bool> hicollieFlag_ = true;
97     sptr<IDCameraProviderCallback> hdiCallback_;
98 
99     std::map<uint32_t, DCameraNotifyFunc> memberFuncMap_;
100     std::map<uint32_t, DCameraEventResult> eventResultMap_;
101 };
102 } // namespace DistributedHardware
103 } // namespace OHOS
104 #endif // OHOS_DCAMERA_SOURCE_DEV_H
105