Closed fspindle closed 7 years ago
When running
% roslaunch visp_tracker tutorial.launch
and then trying to modifiy the tracker parameters like (sample_step) using
% rosrun rqt_reconfigure rqt_reconfigure
You will get the following OpenCV error:
OpenCV Error: Assertion failed ((npoints = prevPtsMat.checkVector(2, CV_32F, true)) >= 0) in calcOpticalFlowPyrLK, file /build/opencv-SviWsf/opencv-2.4.9.1+dfsg/modules/video/src/lkpyramid.cpp, line 845
When running
and then trying to modifiy the tracker parameters like (sample_step) using
You will get the following OpenCV error: