1 /* 2 * Copyright (c) 2021 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 CAMERA_DEVICE_CAMERA_DEVICE_IMPL_H 17 #define CAMERA_DEVICE_CAMERA_DEVICE_IMPL_H 18 19 #include "camera_device.h" 20 #include "camera.h" 21 #include "camera_metadata_info.h" 22 #include "stream_operator.h" 23 #include <mutex> 24 25 namespace OHOS::Camera { 26 class IPipelineCore; 27 class CameraDeviceImpl : public CameraDevice, public std::enable_shared_from_this<CameraDeviceImpl> { 28 public: 29 CameraDeviceImpl(const std::string &cameraId, 30 const std::shared_ptr<IPipelineCore> &pipelineCore); 31 CameraDeviceImpl() = default; 32 virtual ~CameraDeviceImpl() = default; 33 CameraDeviceImpl(const CameraDeviceImpl& other) = delete; 34 CameraDeviceImpl(CameraDeviceImpl &&other) = delete; 35 CameraDeviceImpl& operator=(const CameraDeviceImpl &other) = delete; 36 CameraDeviceImpl& operator=(CameraDeviceImpl &&other) = delete; 37 38 public: 39 virtual CamRetCode GetStreamOperator(const OHOS::sptr<IStreamOperatorCallback> &callback, 40 OHOS::sptr<IStreamOperator> &streamOperator) override; 41 virtual CamRetCode UpdateSettings(const std::shared_ptr<CameraSetting> &settings) override; 42 virtual CamRetCode SetResultMode(const ResultCallbackMode &mode) override; 43 virtual CamRetCode GetEnabledResults(std::vector<MetaType> &results) override; 44 virtual CamRetCode EnableResult(const std::vector<MetaType> &results) override; 45 virtual CamRetCode DisableResult(const std::vector<MetaType> &results) override; 46 virtual void Close() override; 47 48 virtual std::shared_ptr<IPipelineCore> GetPipelineCore() const override; 49 virtual CamRetCode SetCallback(const OHOS::sptr<ICameraDeviceCallback> &callback) override; 50 virtual ResultCallbackMode GetMetaResultMode() const override; 51 /* RC_OK: metadata changed；RC_ERROR: metadata unchanged； */ 52 virtual RetCode GetMetadataResults(std::shared_ptr<CameraStandard::CameraMetadata> &metadata) override; 53 virtual void ResultMetadata() override; 54 virtual void GetCameraId(std::string &cameraId) const override; 55 virtual bool IsOpened() const override; 56 virtual void SetStatus(bool isOpened) override; 57 void OnRequestTimeout(); 58 59 protected: 60 virtual void OnMetadataChanged(const std::shared_ptr<CameraStandard::CameraMetadata> &metadata) override; 61 virtual void OnDevStatusErr() override; 62 63 private: 64 RetCode GetEnabledFromCfg(); 65 bool CompareTagData(const camera_metadata_item_t &baseEntry, 66 const camera_metadata_item_t &newEntry); 67 RetCode UpdataMetadataResultsBase(); 68 uint64_t GetCurrentLocalTimeStamp(); 69 70 private: 71 bool isOpened_; 72 std::string cameraId_; 73 std::shared_ptr<IPipelineCore> pipelineCore_; 74 OHOS::sptr<ICameraDeviceCallback> cameraDeciceCallback_; 75 OHOS::sptr<IStreamOperatorCallback> spCameraDeciceCallback_; 76 OHOS::sptr<StreamOperator> spStreamOperator_; 77 ResultCallbackMode metaResultMode_; 78 std::vector<MetaType> deviceMetaTypes_; 79 std::mutex enabledRstMutex_; 80 std::vector<MetaType> enabledResults_; 81 std::shared_ptr<CameraStandard::CameraMetadata> metadataResultsBase_; 82 std::mutex metaRstMutex_; 83 std::shared_ptr<CameraStandard::CameraMetadata> metadataResults_; 84 85 // to keep OHOS::sptr<IStreamOperator> alive 86 OHOS::sptr<IStreamOperator> ismOperator_ = nullptr; 87 }; 88 } // end namespace OHOS::Camera 89 #endif // CAMERA_DEVICE_CAMERA_DEVICE_IMPL_H 90