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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_CLIENT_H
17 #define OHOS_DCAMERA_CLIENT_H
18 
19 #include "icamera_operator.h"
20 
21 #include <queue>
22 
23 #include "camera_info.h"
24 #include "camera_input.h"
25 #include "camera_manager.h"
26 #include "camera_output_capability.h"
27 #include "capture_input.h"
28 #include "capture_output.h"
29 #include "capture_session.h"
30 #include "photo_output.h"
31 #include "preview_output.h"
32 #include "video_output.h"
33 
34 #include "dcamera_photo_surface_listener.h"
35 #include "dcamera_video_surface_listener.h"
36 
37 namespace OHOS {
38 namespace DistributedHardware {
39 class DCameraClient : public ICameraOperator {
40 public:
41     explicit DCameraClient(const std::string& dhId);
42     ~DCameraClient();
43 
44     int32_t Init() override;
45     int32_t UnInit() override;
46     int32_t UpdateSettings(std::vector<std::shared_ptr<DCameraSettings>>& settings) override;
47     int32_t StartCapture(std::vector<std::shared_ptr<DCameraCaptureInfo>>& captureInfos) override;
48     int32_t StopCapture() override;
49     int32_t SetStateCallback(std::shared_ptr<StateCallback>& callback) override;
50     int32_t SetResultCallback(std::shared_ptr<ResultCallback>& callback) override;
51 
52 private:
53     int32_t ConfigCaptureSession(std::vector<std::shared_ptr<DCameraCaptureInfo>>& captureInfos);
54     int32_t ConfigCaptureSessionInner();
55     int32_t CreateCaptureOutput(std::vector<std::shared_ptr<DCameraCaptureInfo>>& captureInfos);
56     int32_t CreatePhotoOutput(std::shared_ptr<DCameraCaptureInfo>& info);
57     int32_t CreateVideoOutput(std::shared_ptr<DCameraCaptureInfo>& info);
58     int32_t StartCaptureInner(std::shared_ptr<DCameraCaptureInfo>& info);
59     int32_t StartPhotoOutput(std::shared_ptr<DCameraCaptureInfo>& info);
60     int32_t StartVideoOutput();
61     void FindCameraMetadata(const std::string& metadataStr);
62     void SetPhotoCaptureRotation(const std::shared_ptr<Camera::CameraMetadata>& cameraMetadata,
63         std::shared_ptr<CameraStandard::PhotoCaptureSetting>& photoCaptureSetting);
64     void SetPhotoCaptureQuality(const std::shared_ptr<Camera::CameraMetadata>& cameraMetadata,
65         std::shared_ptr<CameraStandard::PhotoCaptureSetting>& photoCaptureSetting);
66     void SetPhotoCaptureLocation(const std::shared_ptr<Camera::CameraMetadata>& cameraMetadata,
67         std::shared_ptr<CameraStandard::PhotoCaptureSetting>& photoCaptureSetting);
68     void ReleaseCaptureSession();
69     int32_t CameraServiceErrorType(const int32_t errorType);
70     CameraStandard::CameraFormat ConvertToCameraFormat(int32_t format);
71     void UpdateSettingCache(const std::string& metadataStr);
72 
73 private:
74     constexpr static uint32_t DCAMERA_MAX_METADATA_SIZE = 20;
75 
76     bool isInit_;
77     std::string cameraId_;
78     std::queue<std::string> cameraMetadatas_;
79     sptr<Surface> photoSurface_;
80     sptr<Surface> videoSurface_;
81     sptr<CameraStandard::CameraDevice> cameraInfo_;
82     sptr<CameraStandard::CameraManager> cameraManager_;
83     sptr<CameraStandard::CaptureSession> captureSession_;
84     sptr<CameraStandard::CaptureInput> cameraInput_;
85     sptr<CameraStandard::CaptureOutput> photoOutput_;
86     sptr<CameraStandard::CaptureOutput> previewOutput_;
87     sptr<CameraStandard::CaptureOutput> videoOutput_;
88     sptr<DCameraPhotoSurfaceListener> photoListener_;
89     sptr<DCameraVideoSurfaceListener> videoListener_;
90     std::shared_ptr<StateCallback> stateCallback_;
91     std::shared_ptr<ResultCallback> resultCallback_;
92 };
93 } // namespace DistributedHardware
94 } // namespace OHOS
95 #endif // OHOS_DCAMERA_CLIENT_H