How to apply the foot lock to the extracted motion?

Foot lock option is useful for reducing foot-sliding

• Foot lock feature is determining when the feet contact on the ground, Adjusting the position of the foot and character’s hip position.
• Extracting a video with the Foot lock option turned on is adding an extracted motion that is adjusted foot and hip position to the library
• Extracting a video with the Foot lock option turned off is adding an extracted motion to the library without changing feet and hip position
• Foot lock option is not available in multi-person tracking mode