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计算机系统应用英文版:2011,20(3):202-205

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H.264 视频解码的OpenMP 并行优化

陈玮, 郎涛

(上海理工大学光电信息与计算机工程学院，上海 200093)

OpenMP Parallel Optimization of H.264 Video Decoding

CHEN Wei, LANG Tao

(School of Optical-Electrical and Computer Engineering,University of Shanghai for Science and Technology, Shanghai 200093, China)

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Received:June 27, 2010 Revised:August 21, 2010

中文摘要: 随着H.264 视频格式得到广泛应用，对H.264 解码的效率要求越来越高，对JM15.1 模型中的H.264 解码过程进行了分析。采用共享存储编程的工业标准OpenMP 对解码过程进行了并行区的设置。设置私有变量防止数据竞争和调整了负载。解码效率提高了10%左右。

中文关键词: OpenMP JM 模型 H.264 解码负载平衡并行优化

Abstract:(School of Optical-Electrical and Computer Engineering,University of Shanghai for Science and Technology, Shanghai 200093, China)

keywords: OpenMP JM model H.264 decoding load balancing parallel optimization

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Author Name	Affiliation
CHEN Wei	School of Optical-Electrical and Computer Engineering,University of Shanghai for Science and Technology, Shanghai 200093, China
LANG Tao	School of Optical-Electrical and Computer Engineering,University of Shanghai for Science and Technology, Shanghai 200093, China

Author Name	Affiliation
CHEN Wei	School of Optical-Electrical and Computer Engineering,University of Shanghai for Science and Technology, Shanghai 200093, China
LANG Tao	School of Optical-Electrical and Computer Engineering,University of Shanghai for Science and Technology, Shanghai 200093, China

引用文本：
陈玮,郎涛.H.264 视频解码的OpenMP 并行优化.计算机系统应用,2011,20(3):202-205
CHEN Wei,LANG Tao.OpenMP Parallel Optimization of H.264 Video Decoding.COMPUTER SYSTEMS APPLICATIONS,2011,20(3):202-205