1. A method of determining stereo views of a stereoscopic image, the method comprising: selecting a pair of first and second images from frames of the stereoscopic image, wherein the selected pair of the first and second images comprises a base view image and an additional view image; and determining which of the first image and the second image is the base view image and which of the first image and the second image is the additional view image based on a parallax between the pair of first and second images.