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一种新的H.264编码帧间预测模式选择算法 被引量:1

An Inter-Mode Selection Algorithm for H.264 Based on Self-Adaptive Threshold
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摘要 提出一种H.264编码中帧间模式选择的算法,利用帧与帧之间的时间相关性并提出通过模式识别中统计分类的方法对帧间宏块模式进行分类。实验表明,本算法在编码性能下降可忽略的情况下,使编码时间有显著减少。 In this paper, we have proposed an inter-mode selection algorithm for H.264, which is based on the time-relativity of the neighboring frames and adopts the idea of statistic classification. The simulation results show that with this algorithm we can achieve significant time reduction while maintaining the PSNR and bit rate.
出处 《电视技术》 北大核心 2007年第6期8-10,16,共4页 Video Engineering
关键词 H.264标准 帧间 模式选箨 自适应阈值 H.264 inter mode selection self-adaptive threshold
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  • 1CHANG A, AU O C, YEUNG Y M. A novel approach to fast multi-block motion estimation for H.264 video coding [C]// Proc. of IEEE Inter. Conf. on Multimedia and Expo, 2003. Baltimore,Maryland, USA:IEEE Press, 2003:6-9.
  • 2LUX A, TOURAPIS A M, YIN P. Fast motion decision and motion estimation for H.264 with a focus on MPEG-2/H.264 transcoding[C]// Proc. of IEEE ISCAS 2005. Kobe, Japan:IEEE Press, 2005:1246-1249.
  • 3ISO/IEC 13818-2, Information technology-Generic coding of moving pictures and associated audio information: Video[S]. 1996.
  • 4MPEG-2 source codec, Version 1.2[EB/OL].[2007-01-05]. http// www.mpeg.org/M PEG/MSSG.
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  • 6T264 source codec[EB/OL]. [2007-01-05].http://sourceforge.net/projects/t264.

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