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2011 IEEE International Conference on Multimedia and Expo
Novel projector calibration approaches of multi-resolution display
Barcelona
July 11-July 15
ISBN: 978-1-61284-348-3
Po-Hsun Chiu, Graduate Institute of Networking and Multimedia, National Taiwan University, Taiwan
Shih-Yao Lin, Graduate Institute of Networking and Multimedia, National Taiwan University, Taiwan
Li-Wei Chan, Graduate Institute of Networking and Multimedia, National Taiwan University, Taiwan
Neng-Hao Yu, Graduate Institute of Networking and Multimedia, National Taiwan University, Taiwan
Yi-Ping Hung, Graduate Institute of Networking and Multimedia, National Taiwan University, Taiwan
This paper proposes convenient and useful approaches to automatically calibrate the projectors of a multi-resolution display. The proposed approaches estimate both the keystone effect and misalignment of the projections with an assistance of a color camera. Structured light patterns are employed to construct the geometric relationship between projectors and the projection surface, and then pre-warp the images so that they appear undistorted as a result. Experimental results demonstrate that the proposed approaches successfully reduce the human-effort and lower the calibration time of multi-resolution display calibration task.
Citation:
Po-Hsun Chiu, Shih-Yao Lin, Li-Wei Chan, Neng-Hao Yu, Yi-Ping Hung, "Novel projector calibration approaches of multi-resolution display," icme, pp.1-6, 2011 IEEE International Conference on Multimedia and Expo, 2011
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