1. A method, comprising: receiving a first image of a scene captured from a first perspective, the first image including an object and a background; segmenting the first image to extract a first two-dimensional contour of the object; approximating a plurality of three-dimensional locations of a plurality of points on the first contour; generating a three-dimensional billboard of the object based on the three-dimensional locations; and projecting the first image onto the three-dimensional billboard.