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_CAMERA_H_CAMERA_HOST_MANAGER_H 17 #define OHOS_CAMERA_H_CAMERA_HOST_MANAGER_H 18 19 #include <refbase.h> 20 #include <iostream> 21 #include <memory> 22 #include <mutex> 23 #include <string> 24 #include <vector> 25 #include "camera_metadata_info.h" 26 #include "v1_0/icamera_device.h" 27 #include "v1_0/icamera_host.h" 28 #include "v1_1/icamera_device.h" 29 #include "v1_1/icamera_host.h" 30 #include "icamera_device_service.h" 31 #include "icamera_service_callback.h" 32 #include "iservstat_listener_hdi.h" 33 34 namespace OHOS { 35 namespace CameraStandard { 36 using namespace OHOS::HDI::Camera::V1_0; 37 using namespace OHOS::HDI; 38 class HCameraHostManager : public virtual RefBase, public HDI::ServiceManager::V1_0::ServStatListenerStub { 39 public: 40 class StatusCallback { 41 public: 42 virtual ~StatusCallback() = default; 43 virtual void OnCameraStatus(const std::string& cameraId, CameraStatus status) = 0; 44 virtual void OnFlashlightStatus(const std::string& cameraId, FlashStatus status) = 0; 45 }; 46 47 explicit HCameraHostManager(StatusCallback* statusCallback); 48 ~HCameraHostManager() override; 49 50 int32_t Init(void); 51 void DeInit(void); 52 void AddCameraDevice(const std::string& cameraId, sptr<ICameraDeviceService> cameraDevice); 53 virtual int32_t GetVersionByCamera(const std::string& cameraId); 54 void RemoveCameraDevice(const std::string& cameraId); 55 void CloseCameraDevice(const std::string& cameraId); 56 57 virtual int32_t GetCameras(std::vector<std::string> &cameraIds); 58 virtual int32_t GetCameraAbility(std::string &cameraId, std::shared_ptr<OHOS::Camera::CameraMetadata> &ability); 59 virtual int32_t OpenCameraDevice(std::string &cameraId, 60 const sptr<ICameraDeviceCallback> &callback, 61 sptr<OHOS::HDI::Camera::V1_1::ICameraDevice> &pDevice); 62 virtual int32_t SetFlashlight(const std::string& cameraId, bool isEnable); 63 virtual int32_t Prelaunch(const std::string& cameraId); 64 65 // HDI::ServiceManager::V1_0::IServStatListener 66 void OnReceive(const HDI::ServiceManager::V1_0::ServiceStatus& status) override; 67 std::vector<sptr<ICameraDeviceService>> CameraConflictDetection(const std::string& cameraId); 68 69 private: 70 struct CameraDeviceInfo; 71 class CameraHostInfo; 72 73 void AddCameraHost(const std::string& svcName); 74 void RemoveCameraHost(const std::string& svcName); 75 sptr<CameraHostInfo> FindCameraHostInfo(const std::string& cameraId); 76 bool IsCameraHostInfoAdded(const std::string& svcName); 77 78 std::mutex mutex_; 79 std::mutex deviceMutex_; 80 StatusCallback* statusCallback_; 81 std::vector<sptr<CameraHostInfo>> cameraHostInfos_; 82 std::map<std::string, sptr<ICameraDeviceService>> cameraDevices_; 83 }; 84 } // namespace CameraStandard 85 } // namespace OHOS 86 #endif // OHOS_CAMERA_H_CAMERA_HOST_MANAGER_H 87