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作者机构:Korea Univ Sch Elect Engn Seoul South Korea
出 版 物:《JOURNAL OF VISUAL COMMUNICATION AND IMAGE REPRESENTATION》 (可视通信与图像显示杂志)
年 卷 期:2010年第21卷第5-6期
页 面:474-486页
核心收录:
学科分类:0809[工学-电子科学与技术(可授工学、理学学位)] 08[工学] 0835[工学-软件工程] 0812[工学-计算机科学与技术(可授工学、理学学位)]
基 金:Ministry of Knowledge Economy, MKE National IT Industry Promotion Agency, NIPA, (NIPA-2009-C1090-0902-0017) National Research Foundation of Korea, NRF Ministry of Education, Science and Technology, MEST, (2009-0083495) Iran Telecommunication Research Center, ITRC
主 题:Multi-view video coding Hierarchical B prediction View interpolation Bilateral criterion 2D camera array 3D-TV H.264/AVC
摘 要:An efficient compression algorithm for multi-view video sequences, which are captured by two-dimensional (2D) camera arrays, is proposed in this work. First, we propose a novel prediction structure, called three-dimensional hierarchical B prediction (3DHBP), which can efficiently reduce horizontal inter-view redundancies, vertical inter-view redundancies, and temporal redundancies in multi-view videos. Second, we develop a view interpolation scheme based on the bilateral disparity estimation. The interpolation scheme yields high quality view frames by adapting disparity estimation and compensation procedures using the information in neighboring frames. Simulation results demonstrate that the proposed multi-view video coding algorithm provides significantly better rate-distortion (R-D) performance than the conventional algorithm, by employing the 3DHBP structure and using interpolated view frames as additional reference frames. 2009 Elsevier Inc. All rights reserved.