drawBoundingBox 46 samples/cpp/tutorial_code/features2D/AKAZE_tracking/planar_tracking.cpp drawBoundingBox(first_frame, bb); drawBoundingBox 99 samples/cpp/tutorial_code/features2D/AKAZE_tracking/planar_tracking.cpp drawBoundingBox(frame_with_bb, new_bb); drawBoundingBox 11 samples/cpp/tutorial_code/features2D/AKAZE_tracking/utils.h void drawBoundingBox(Mat image, vector<Point2f> bb);