Gap Narrows Between High-Resolution Video and Virtual Reality

Han Suk Kim, a UC San Diego computer science and engineering graduate student, has found a way to optimize virtual reality environments for high resolution video.
With their immersive 3D capabilities, virtual-reality environments (VEs) provide the kind of intense visual experience that two-dimensional digital televisions could never to live up to. But digital TVs outperform VEs in one important way: They can play high-resolution video in real-time without a hitch, while VEs have trouble rendering the data-heavy video clips at a constant frame rate.
University of California at San Diego grad student Han Suk Kim is trying to narrow that performance gap so that VEs can one day be used for high-resolution video conferencing, video surveillance or even in virtual movie theaters. Kim, a computer science and engineering Ph.D. student at the Jacobs School of Engineering, has developed an efficient “mipmap” algorithm that “shrinks” high-resolution video content so that it can be played interactively in VEs. He has also created several optimization solutions for sustaining a stable video playback frame rate, even when the video is projected onto non-rectangular VE screens. (more…)

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