Calibration method and device of motion capture equipment, equipment and medium

The invention provides a calibration method and device of motion capture equipment, equipment and a medium, the motion capture equipment is worn on the lower limb of a human body, the method is applied to head-mounted display equipment, and the method comprises the following steps: determining a first posture conversion relation between a world coordinate system and a reference coordinate system, and a second attitude conversion relationship between the reference coordinate system and an equipment coordinate system, wherein the equipment coordinate system is a motion capture equipment coordinate system; and calibrating the motion capture equipment according to the first attitude conversion relation and the second attitude conversion relation. According to the invention, the calibration difficulty of the motion capture equipment can be effectively reduced, the calibration time is shortened, and the calibration precision and the calibration effect of the motion capture equipment are improved. 本申请提供了一种动作捕捉设备的校准方