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author:

吕亚鸣 (吕亚鸣.) [1]

Abstract:

为解决智能监控视频中补充增强信息(Supplemental Enhancement Information,SEI)通过用户数据报协议(User Datagram Protocol,UDP)传输时因丢包导致的SEI丢失以及视频质量下降的问题,提出一种基于前向纠错(Forward Error Correction,FEC)优化的智能监控视频SEI传输方案。该方案通过设计差异化动态FEC控制算法,根据实时网络状态和源数据重要性等级,自适应调整编码冗余度,从而实现对SEI的优先保护并提升视频质量。大量实验结果表明,即使在高丢包率情况下,所提方法的SEI正确传输率也能超过95%,相比静态保护方案,视频的峰值信噪比(Peak Signal to Noise Ratio,PSNR)提升4.5~6.1 dB。

Keyword:

前向纠错(FEC) 智能监控视频 用户数据报协议(UDP) 补充增强信息(SEI)

Community:

  • [ 1 ] 福州大学先进制造学院

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Source :

电视技术

Year: 2025

Issue: 04

Volume: 49

Page: 45-49,58

Cited Count:

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ESI Highly Cited Papers on the List: 0 Unfold All

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30 Days PV: 0

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