Real time rectification using differentially encoded lookup table

  • Authors:
  • Deuk Hyun Park;Hyoung Seok Ko;Jae Gon Kim;Jun Dong Cho

  • Affiliations:
  • Sungkyunkwan University, Suwon, Korea;Sungkyunkwan University, Suwon, Korea;Sungkyunkwan University, Suwon, Korea;Sungkyunkwan University, Suwon, Korea

  • Venue:
  • Proceedings of the 5th International Conference on Ubiquitous Information Management and Communication
  • Year:
  • 2011

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Abstract

In this paper, we propose a new real time rectification technique based on the compressed lookup table. To compress the lookup table we adopt a differential encoding. As a result, we successfully constructed the rectification with obtaining the compression ratio of 73% so as to fulfill real-time requirement (i.e., 40 fps at 74.25Mhz). Furthermore, our result on performance is comparable to the result of [17] that obtains 85fps at 90MHz for 640x512 images.