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