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高分辨率视频会议中基于模板的自适应编码算法

DOI: 10.11834/jig.20071028

Keywords: 自适应编码,实时视频系统,高分辨率,视频编码

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Abstract:

如今,对高分辨率的便携计算机视频会议系统的需求日益高涨。虽然便携计算机使用方便、局域网带宽充足,能够为工作学习带来许多益处,然而计算资源的紧张却直接影响了高分辨率视频会议的效果。针对这个问题提出了自适应模板编码算法(template―basedcodingalgorithm,TBCA),不仅能比传统自适应算法提高10%的计算资源利用率,还减少了近一倍的参数调整频率。TBCA已被实现在校园网会议系统(campusvideomeetingsystem,CVMS)中,成功地提高了用户体验。

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