Using off-the-shelf software, this is a 2D to 3D conversion from one of the scenes of the AVATAR trailer. Note the roundness and depth of the male doctor’s body.
These pictures need to be seen on a screen at least 2 meters wide to get a true sense of the depth. As depth budget has been adjusted for such a screen size. You need a pair of red-cyan Anaglyph glasses to view.
There are some “tricks” that can be used when doing 2D to 3D conversions.
Read the rest in the Book, “THINK in 3D” via Amazon: Paperback & e-book (also on iPad via free kindle app)