When you play the clip (either forward
or backward) with Track Enable on, TRAXIM computes the mattes. If
Track Enable is off TRAXIM just
restores the pre-computed matte
or outline.
When the matte for every frame is
computed to create the output clip as a composite:
To create the output clip as just the mattes you can repeat these steps but select Matte in c). TRAXIM will create another output clip consisting of just the mattes.