add aruco member funs

include/sv_algorithm_base.h

@@ -46,6 +46,7 @@ class ArucoDetector : public CameraAlgorithm
 public:
   ArucoDetector();
   void detect(cv::Mat img_, TargetsInFrame& tgts_);
+  void getIdsWithLengths(std::vector<int>& ids_, std::vector<double>& lengths_);
 private:
   void _load();
   bool _params_loaded;

include/sv_video_base.h

@@ -128,6 +128,7 @@ public:
   
   bool getBox(Box& b);
   bool getAruco(int& id, std::vector<cv::Point2f> &corners);
+  bool getAruco(int& id, std::vector<cv::Point2f> &corners, cv::Vec3d &rvecs, cv::Vec3d &tvecs);
   bool getEllipse(double& xc_, double& yc_, double& a_, double& b_, double& rad_);
   std::string getJsonStr();