Program Listing for File ImgDetectionConverter.hpp

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#pragma once

#include <deque>
#include <memory>
#include <string>
#include <vision_msgs/msg/detection2_d_array.hpp>

#include "depthai/pipeline/datatype/ImgDetections.hpp"
#include "rclcpp/time.hpp"

namespace dai {

namespace ros {

namespace VisionMsgs = vision_msgs::msg;
using Detection2DArrayPtr = VisionMsgs::Detection2DArray::SharedPtr;

class ImgDetectionConverter {
   public:
    // DetectionConverter() = default;
    ImgDetectionConverter(std::string frameName, int width, int height, bool normalized = false, bool getBaseDeviceTimestamp = false);
    ~ImgDetectionConverter();

    void updateRosBaseTime();

    void setUpdateRosBaseTimeOnToRosMsg(bool update = true) {
        _updateRosBaseTimeOnToRosMsg = update;
    }

    void toRosMsg(std::shared_ptr<dai::ImgDetections> inNetData, std::deque<VisionMsgs::Detection2DArray>& opDetectionMsgs);

    Detection2DArrayPtr toRosMsgPtr(std::shared_ptr<dai::ImgDetections> inNetData);

   private:
    int _width, _height;
    const std::string _frameName;
    bool _normalized;
    std::chrono::time_point<std::chrono::steady_clock> _steadyBaseTime;
    rclcpp::Time _rosBaseTime;
    bool _getBaseDeviceTimestamp;
    // For handling ROS time shifts and debugging
    int64_t _totalNsChange{0};
    // Whether to update the ROS base time on each message conversion
    bool _updateRosBaseTimeOnToRosMsg{false};
};

}  // namespace ros

namespace rosBridge = ros;

}  // namespace dai