After checking the app out in iTunes, it appears as though you have to send the video to the camera roll on the iPad and then import the video to the computer.
You can read this for the instructions for importing the video.
iOS: Importing personal photos and videos from iOS devices to your ...

On a Mac - you can import the videos in iPhoto. Connect the iPad to the Mac with the cable and launch iPhoto. You should see your iPad under the devices heading of iPhoto. Click on the iPad name and then you will be able to import the video