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 #define EXPORT_API __attribute__((visibility("default"))) 19 20 #include <refbase.h> 21 #include <iostream> 22 #include <map> 23 #include <utility> 24 #include <memory> 25 #include <mutex> 26 #include <string> 27 #include <vector> 28 #include "camera_log.h" 29 #include "camera_metadata_info.h" 30 #include "v1_0/icamera_device.h" 31 #include "v1_1/icamera_device.h" 32 #include "v1_2/icamera_device.h" 33 #include "v1_3/icamera_device.h" 34 #include "v1_0/icamera_host.h" 35 #include "v1_1/icamera_host.h" 36 #include "v1_2/icamera_host.h" 37 #include "v1_3/icamera_host.h" 38 #include "icamera_device_service.h" 39 #include "icamera_service_callback.h" 40 #include "iservmgr_hdi.h" 41 #include "iservstat_listener_hdi.h" 42 #include "hcamera_restore_param.h" 43 44 namespace OHOS { 45 namespace CameraStandard { 46 using OHOS::HDI::Camera::V1_0::ICameraDeviceCallback; 47 class EXPORT_API HCameraHostManager : public RefBase { 48 public: 49 class StatusCallback { 50 public: 51 virtual ~StatusCallback() = default; 52 virtual void OnCameraStatus(const std::string& cameraId, CameraStatus status, 53 CallbackInvoker invoker = CallbackInvoker::CAMERA_HOST) = 0; 54 virtual void OnFlashlightStatus(const std::string& cameraId, FlashStatus status) = 0; 55 virtual void OnTorchStatus(TorchStatus status) = 0; 56 }; 57 class CameraHostDeadCallback { 58 public: CameraHostDeadCallback(wptr<HCameraHostManager> hostManager)59 explicit CameraHostDeadCallback(wptr<HCameraHostManager> hostManager) : hostManager_(hostManager) {}; 60 virtual ~CameraHostDeadCallback() = default; OnCameraHostDied(const std::string & hostName)61 virtual void OnCameraHostDied(const std::string& hostName) 62 { 63 auto hostManager = hostManager_.promote(); 64 if (hostManager == nullptr) { 65 MEDIA_ERR_LOG("HCameraHostManager OnCameraHostDied, but manager is nullptr"); 66 return; 67 } 68 hostManager->RemoveCameraHost(hostName); 69 }; 70 71 private: 72 wptr<HCameraHostManager> hostManager_; 73 }; 74 75 explicit HCameraHostManager(std::shared_ptr<StatusCallback> statusCallback); 76 ~HCameraHostManager() override; 77 78 int32_t Init(void); 79 void DeInit(void); 80 void AddCameraDevice(const std::string& cameraId, sptr<ICameraDeviceService> cameraDevice); 81 virtual int32_t GetVersionByCamera(const std::string& cameraId); 82 void RemoveCameraDevice(const std::string& cameraId); 83 void CloseCameraDevice(const std::string& cameraId); 84 85 virtual int32_t GetCameras(std::vector<std::string> &cameraIds); 86 virtual int32_t GetCameraAbility(std::string &cameraId, std::shared_ptr<OHOS::Camera::CameraMetadata> &ability); 87 virtual int32_t GetCameraIdSortedByCameraType(std::vector<std::string>& cameraIds); 88 virtual int32_t OpenCameraDevice(std::string &cameraId, 89 const sptr<ICameraDeviceCallback> &callback, 90 sptr<OHOS::HDI::Camera::V1_0::ICameraDevice> &pDevice, 91 bool isEnableSecCam = false); 92 virtual int32_t SetFlashlight(const std::string& cameraId, bool isEnable); 93 virtual int32_t Prelaunch(const std::string& cameraId, std::string clientName); 94 virtual int32_t PreSwitchCamera(const std::string& cameraId); 95 virtual int32_t SetTorchLevel(float level); 96 void NotifyDeviceStateChangeInfo(int notifyType, int deviceState); 97 98 void SaveRestoreParam(sptr<HCameraRestoreParam> cameraRestoreParam); 99 100 void UpdateRestoreParamCloseTime(const std::string& clientName, const std::string& cameraId); 101 102 sptr<HCameraRestoreParam> GetRestoreParam(const std::string& clientName, const std::string& cameraId); 103 104 sptr<HCameraRestoreParam> GetTransitentParam(const std::string& clientName, const std::string& cameraId); 105 106 void UpdateRestoreParam(sptr<HCameraRestoreParam> &cameraRestoreParam); 107 108 void DeleteRestoreParam(const std::string& clientName, const std::string& cameraId); 109 110 bool CheckCameraId(sptr<HCameraRestoreParam> cameraRestoreParam, const std::string& cameraId); 111 112 void AddCameraHost(const std::string& svcName); 113 114 void RemoveCameraHost(const std::string& svcName); 115 116 ::OHOS::sptr<HDI::ServiceManager::V1_0::IServStatListener> GetRegisterServStatListener(); 117 118 static const std::string LOCAL_SERVICE_NAME; 119 static const std::string DISTRIBUTED_SERVICE_NAME; 120 121 void SetMuteMode(bool muteMode); 122 123 int32_t GetCameraResourceCost(const std::string& cameraId, 124 OHOS::HDI::Camera::V1_3::CameraDeviceResourceCost& resourceCost); 125 126 void GetPhysicCameraId(int32_t position, std::string &cameraid); 127 128 private: 129 struct CameraDeviceInfo; 130 class CameraHostInfo; 131 132 sptr<CameraHostInfo> FindCameraHostInfo(const std::string& cameraId); 133 sptr<CameraHostInfo> FindLocalCameraHostInfo(); 134 bool IsCameraHostInfoAdded(const std::string& svcName); 135 136 std::mutex mutex_; 137 std::mutex deviceMutex_; 138 std::mutex saveRestoreMutex_; 139 std::weak_ptr<StatusCallback> statusCallback_; 140 std::shared_ptr<CameraHostDeadCallback> cameraHostDeadCallback_; 141 std::vector<sptr<CameraHostInfo>> cameraHostInfos_; 142 std::map<std::string, sptr<ICameraDeviceService>> cameraDevices_; 143 std::map<std::string, std::map<std::string, sptr<HCameraRestoreParam>>> persistentParamMap_; 144 std::map<std::string, sptr<HCameraRestoreParam>> transitentParamMap_; 145 ::OHOS::sptr<HDI::ServiceManager::V1_0::IServStatListener> registerServStatListener_; 146 bool muteMode_; 147 bool isHasSavedParam = false; 148 }; 149 150 class RegisterServStatListener : public HDI::ServiceManager::V1_0::ServStatListenerStub { 151 public: 152 using StatusCallback = std::function<void(const HDI::ServiceManager::V1_0::ServiceStatus&)>; 153 RegisterServStatListener(StatusCallback callback)154 explicit RegisterServStatListener(StatusCallback callback) : callback_(std::move(callback)) { 155 } 156 157 ~RegisterServStatListener() override = default; 158 159 void OnReceive(const HDI::ServiceManager::V1_0::ServiceStatus& status) override; 160 161 private: 162 StatusCallback callback_; 163 }; 164 } // namespace CameraStandard 165 } // namespace OHOS 166 #endif // OHOS_CAMERA_H_CAMERA_HOST_MANAGER_H 167