| 整帧丢失恢复算法的改进及其在分布式编码中的应用 |
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| 引用本文： | 王迪,张健,曹雪虹. 整帧丢失恢复算法的改进及其在分布式编码中的应用[J]. 电子工程师, 2012, 0(2): 63-67 |
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| 作者姓名： | 王迪 张健 曹雪虹 |
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| 作者单位： | [1]南京邮电大学通信工程学院,南京210003 [2]南京工程学院通信工程学院,南京211167 |
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| 摘 要： | 针对传统视频编码中的整帧丢失恢复算法,提出了一种新的改善边信息的方法,即对该算法进行改进,使其适合图像非线性运动,并将其用于分布式编码中边信息进行估计。实验结果表明,该算法可以大幅提高边信息估计的准确性,从而降低分布式编码中的W-Z帧的码率,提高分布式编码的性能。
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| 关 键 词： | 分布式视频编码（DVC） 边信息 帧丢失恢复 |
Improvement of Whole Frame Loss Recovery Algorithm and Application in Distributed Video Coding |
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| Wang Di,Zhang Jian,Cao Xuehong. Improvement of Whole Frame Loss Recovery Algorithm and Application in Distributed Video Coding[J]. Electronic Engineer, 2012, 0(2): 63-67 |
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| Authors: | Wang Di Zhang Jian Cao Xuehong |
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| Affiliation: | 1.Institute of Communication Engineering,Nanjing University of Posts and Telecommunications,Nanjing 210003,China 2.Institute of Communication Engineering Nanjing Institute of Technology,Nanjing,211167,China) |
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| Abstract: | In this paper we use the whole frame loss recovery algorithm and propose a new method of improving the side information that improving the algorithm in order to adapt the nonlinear motion of image and estimate the side information in Distributed Video Coding.The result shows that the scheme can widely advance the accurate of the side information,reduce the bit-rate of the WZ frames and improve the performance of the Distributed Coding. |
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| Keywords: | distributed video coding（DVC） side information frame loss recovery |
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