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 * http://www.apache.org/licenses/LICENSE-2.0 7 * Unless required by applicable law or agreed to in writing, software 8 * distributed under the License is distributed on an "AS IS" BASIS, 9 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 10 * See the License for the specific language governing permissions and 11 * limitations under the License. 12 */ 13 14 #ifndef HOS_CAMERA_V4L2_SOURCE_NODE_RK_H 15 #define HOS_CAMERA_V4L2_SOURCE_NODE_RK_H 16 17 #include <vector> 18 #include "device_manager_adapter.h" 19 #include "v4l2_device_manager.h" 20 #include "utils.h" 21 #include "source_node.h" 22 #include "sensor_controller.h" 23 #include "sensor_manager.h" 24 25 namespace OHOS::Camera { 26 class V4L2SourceNodeRK : public SourceNode { 27 public: 28 V4L2SourceNodeRK(const std::string& name, const std::string& type, const std::string &cameraId); 29 ~V4L2SourceNodeRK() override; 30 RetCode Init(const int32_t streamId) override; 31 RetCode Start(const int32_t streamId) override; 32 RetCode Flush(const int32_t streamId) override; 33 RetCode Stop(const int32_t streamId) override; 34 RetCode GetDeviceController(); 35 RetCode SetCallback() override; 36 void SetBufferCallback() override; 37 RetCode ProvideBuffers(std::shared_ptr<FrameSpec> frameSpec) override; 38 private: 39 void OnMetadataChanged(const std::shared_ptr<CameraMetadata>& metadata); 40 int32_t GetStreamId(const CaptureMeta &meta); 41 42 private: 43 std::mutex requestLock_; 44 std::map<int32_t, std::list<int32_t>> captureRequests_ = {}; 45 std::shared_ptr<SensorController> sensorController_ = nullptr; 46 std::shared_ptr<IDeviceManager> deviceManager_ = nullptr; 47 }; 48 } // namespace OHOS::Camera 49 #endif 50