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数字媒体视频转码技术研究 被引量：1

Research Of The Video Transcoding Techniques in Digital Media
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摘要 本文针对视频转码技术的几个关键点展开分析,主要包括视频转码的体系结构和关键技术等方面,介绍了现有的几种算法,分析和总结了各自的特点,同时对转码技术的研究方向也进行了讨论。 In this paper, various video transcoding techniques are analyzed thoroughly, including video transcoding architectures and primary techniques, and several primary algorithms are introduced, their characters are analyzed , the development of research in video transcoding also is discussed
作者 杜辉
机构地区 浙江传媒学院动画学院
出处 《新闻界》 CSSCI 北大核心 2008年第5期74-77,共4页 Journalism and Mass Communication
关键词 视频转码 视频处理算法 模式选择 码率控制 video transcoding video disposing algorithms mode decision rate control
分类号 G206 [文化科学—传播学]
  • 相关文献

参考文献27

  • 1Yao Wang, Jorn Ostermann, and Ya-Qin Zhang, "Video processing and Communications", Prentice Hall, 2002.
  • 2G. Keesman, R.Hellinghuizen, F.Hoeksema, and G.Heideman, "Transcoding of MPEG bitstreams", Signal Processing: Image Communication,vol.8,no.6,pp.481-500,Sept. 1996.
  • 3P.A.A. Assuncao, M. Ghanbari, "A frequency-domain video transcoder for dynamic bit-rate reduction of MPEG-2 bit streams," IEEE Trans. Circuits Syst. Video Technol., Vol.8, no.8, pp.953-967, Dec.1998.
  • 4D.G.Morrison,M.E.Nilson,and M.Ghanbari, "Reduction of the bitrate of compressed video while in its coded form",6th Int.Workshop Packet Video,pp.D 17.1-D 17.4,1994.
  • 5J. Xin, M.-T. Sun, B.-S., Choi, K.-W. Chun, "An HDTV-to- SDTV Spatial Transcoder', IEEE Trans. Circuits Syst. Video Technol., vol. 12, no.11, pp.008-1008, Nov, 2002.
  • 6J.-N.Hwang,T.-D.Wu,and C.-W.Lin,"Dynamic Frame-Skipping in Video Transcoding", IEEE Second Workshop on Multimedia Signal Processing,pp.616-621,Dec. 1998.
  • 7J.Youn,M.-T.Sun,and C.-W.Lin, "Motion Vector Refinement for High-Performance Transcoding" IEEE Trans.Multimedia,vol.l,no.1, pp.30-40,Mar.1999.
  • 8J.Youn,M.-T.Sun,and C.-W.Lin, "Motion estimation for high performance transcoding",IEEE Trans.Consumer Electron,vol.44,no.3, pp.649-658,Aug. 1998.
  • 9J.Youn,M.-T.Sun, "A fast motion vector composition method for temporal transcoding", Proc.IEEE Int.Symp.Circuits and Systems,vol.4, pp.243-246,Jul.1999.
  • 10M.-J.Chen,M.-C.Chu,and C.-W.Pan, "Efficient Motion- Estimation Algorithm for Reduced Frame-Rate Video Transcoder", IEEE Transactions on Circuits and Systems for Video Technology,vol. 12,no.4,pp.269 275,Apr.2002.

二级参考文献6

  • 1Kadono S, Etoh M, Yokoya N. Rationality of restricted requantization for efficient MPEG transcoding [J]. IEEE Image Processing, 2000, 1(9): 952～955.
  • 2Kwang-deok Seo, Soon-kak Kwon, Sug Ky Hong, et al. Dynamic bitrate reduction based on frame-skipping and requantization for MPEG-1to MPEG-4 transcoder [J]. IEEE Circuits and Systems, 2003,2(5): 372～375.
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  • 6AVS视频专题组.信息技术-先进音视频编码[R] AVS-N1063[R].北京:AVS数字音视频编解码技术标准工作组,2003..

共引文献1

同被引文献3

  • 1S.-F.Chang,A.Eleftheriadis.Error accumulation of repetitive image coding[J].IEEE International Symposium on Circuits and System,1994,11(3):201-204.
  • 2Ishfaq Amad,Xiaohui Wei,YuSun.VidcoTranseoding:An Overview of Various Teehques and Researeh Issues[J].IEEE Transactions on multimedi,2005,7(5):793-804.
  • 3XIN J,LIN J W,SUN M T.Digital video transcoding[J].Proceedingsof the IEEE,2005,93(1):84-97.

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新闻界
2008年 第5期

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