There should be no reason you couldn't do the same thing. Just replace your video file URL with http://www.yourdomain.com/rokutrack.asp?videoid=xxxx and redirect it to the the HLS/MP4/etc file.
It's something I'm toying around with for the WP Smart TV, but I haven't tested with DP yet.
Are you aware that the Developer Portal contains channel stats? They include video viewing and performance.