It's possible, and it would work, but it seems like a lot of work and doesn't help you with rented discs or HD DVD/Blu-ray.
I think you're better off going it a projector that has the stretch capabiliites.
Also, on Windows at least there are great programs (Theatertek) that will do such scaling on the fly for you.
I think you're better off going it a projector that has the stretch capabiliites.
Also, on Windows at least there are great programs (Theatertek) that will do such scaling on the fly for you.