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计算机工程 ›› 2007, Vol. 33 ›› Issue (07): 217-219. doi: 10.3969/j.issn.1000-3428.2007.07.078

• 工程应用技术与实现 • 上一篇    下一篇

视频解码芯片中去块效应环路滤波的硬件实现

冯 燕,刘 肃,谢朝辉   

  1. (兰州大学物理科学与技术学院,兰州 730000)
  • 收稿日期:1900-01-01 修回日期:1900-01-01 出版日期:2007-04-05 发布日期:2007-04-05

Hardware Implementation of Deblocking Loop Filter
in Video Decoder Chip

FENG Yan, LIU Su, XIE Zhaohui   

  1. (School of Physical Science and Technology, Lanzhou University, Lanzhou 730000)
  • Received:1900-01-01 Revised:1900-01-01 Online:2007-04-05 Published:2007-04-05

摘要: 提出了一种支持H.264/AVC和AVS两款视频编解码标准的解码芯片中去块效应环路滤波(Deblocking Loop Filter)的硬件实现结构。这种结构通过采用恰当的片内Buffer管理方式和流水线设计,解决了环路滤波的硬件实现时速度慢的问题,使得效率提高。通过标准的复用,能有效地节省面积。

关键词: H.264/AVC, AVS, 复用, 去块效应环路滤波, 流水线设计

Abstract: This paper proposes hardware implementation architecture for deblocking loop filter in a multi-mode video decoder chip which supports H.264/AVC and AVS. This architecture adopts appropriate management of buffer-on-chip and pipelining design to improve filter speed and efficiency. The reuse with two standards can save area efficiently.

Key words: H.264/AVC, AVS, Reuse, Deblocking loop filter, Pipeline design

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