全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

一种用于JPEG2000的高效位平面编码电路

Keywords: 位平面编码,嵌入式优化截断块编码,双上下文窗口并行编码

Full-Text   Cite this paper   Add to My Lib

Abstract:

研究了JPEG2000编码芯片的核心模块——位平面编码电路.通过分析EBCOT编码原理、现有算法及硬件实现中存在的问题,提出了一种基于双上文窗口并行的EBCOT系数位建模方法的新型位平面编码电路架构,可以实时生成编码时所需的状态信息,在提高整体编码速度的同时节省存储资源.仿真结果表明,对于一个512×512的YUV图像,采用码块大小为64×64的方式编码,1个时钟周期可以处理4个样本,并且减少约16kbit的存储器需求.

References

[1]  Suman T;Kumar Chatterjee S;Chakrabarti I,High speed and memory efficient prallel bit plane coding architecture for JPEG2000,Bhubaneswar,India:IEEE,2008.
[2]  Chiang Jenshiun;Hsieh Changyo;Liu Jinchan,Concurrent bit-plane coding architecture for EBCOT in JPEG2000,KOS,Greece:IEEE,2006.
[3]  Tsai Tsunghan;Chang Chewei;Fang Chihlun,Efficient bit-plane coding scheme for EBCOT algorithm in JPEG2000,Kaohsiung,Taiwan:IEEE,2009.
[4]  朱悦心;张静和;王勇,JPEG2000全通道并行EBCOT-Tierl编码器结构设计,电子与信息学报,2006(12).
[5]  严青;郭炜.EBCOT双上下文窗口并行编码及FPGA实现[J].微电子学与计算机,2007(05)
[6]  Li Yijun;Aly R E;Bayoumi M A,Parallel highspeed architecture for EBCOT in JPEG2000,Hong Kong:IEEE,2003.
[7]  Yoon Ki Tae;Park Kun Ho;Kwak Chang Sub,Parallel pass based BPC design in JPEG2000,上海:IEEE,2009.
[8]  Somya R;Wang Zhongfeng,Fast EBCOT encoder architecture for JPEG2000,上海:IEEE,2007.
[9]  Chen Honghui;Lian Chungjr;Chang Tehao,Analysis of EBCOT decoding algorithm and its VLSI implementation for JPEG2000,Phoenix,USA:IEEE,2002.
[10]  Chung-Jr Lian ;Kuan-Fu Chen ;Hong-Hui Chen ;Liang-Gee Chen,Analysis and architecture design of block-coding engine for EBCOT in JPEG 2000,IEEE Transactions on Circuits and Systems for Video Technology?,2003, 13(3).
[11]  ISO/IEEE JTCI/SC29/WG1,JPEG2000 part I--核心编码系统,[S.l.]:JPEG委员会,2000.
[12]  Mei, K. ;Zheng, N. ;Huang, C. ;Liu, Y. ;Zeng, Q.,VLSI Design of a High-Speed and Area-Efficient JPEG2000 Encoder,IEEE Transactions on Circuits and Systems for Video Technology?,2007, 17(8).

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133