Detect the chessboard

ChArco

python3 apps/calibration/detect_charuco.py ${root}/ba --mode sparse --squareLength 0.1 --aruco_len 0.0714
python3 apps/annotation/annot_calib.py ${root}/ba --annot chessboard --mode chessboard --pattern 5,3

–mode
–squareLength	the length of the square (unit meter)

Mannual

python3 apps/calibration/create_marker.py ${root}/background1f --N 4 --N_group 4
python3 apps/annotation/annot_mv_points.py ${root}/background1f