Visualization properties are available to export along with your processed video. The properties that you assign to the video right before you click the export button, are the properties you will have in the exported video.
Shuffle Colors: shuffle the colors on all of the objects
Global Colors: make all the objects have the same color markings.
Show Markers: make the markings on each object visible or invisible
Interpolated frames: removes/add the dotted object markers
Marker Type drop down box: choose the marker shape
Track ID: shows the ID of the object throughout the video
Show Tails: using the bar, you can adjust the tail length which shows where the object has been