The checker board transitions starts with one video track, and reveals the second by replacing alternating squares in a grid pattern.
The direction in which the squares of the checker board uncover the second image. Possible options are Left, Right, Up and Down.
The number of rows in the grid may range from 2 to 50.
The number of columns also ranges 2 to 50.
By default this transition starts from the video in Video Track 1 and ends with the video in Video Track 2. Check this option to transition from Video Track 2 to Video Track 1.