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Author:

刘铁华 (刘铁华.)

Indexed by:

CQVIP

Abstract:

为了进一步提高无损压缩的效率,提出了一种基于高效率视频编码(High Efficiency Video Coding,简称HEVC)框架的无损压缩编码算法.此框架不只是对视频压缩有效,还对于全Ⅰ帧视频序列和图像都有很好的压缩效果,我们便是利用这个框架来压缩图像.该算法通过采用自适应差分脉冲编码调制(Differential Pulse Code Modulation,简称DPCM)和误差补偿相结合的方法来提高预测精度,从而达到降低码率的目的.实验结果表明,该方法比HEVC原有无损压缩方法节省10%以上的码率,并且对于纹理复杂的图像也有较好的压缩效果.

Keyword:

多媒体编码 无损压缩 差分编码 误差补偿 高效率视频编码

Author Community:

  • [ 1 ] [刘铁华]北京工业大学

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Source :

软件

ISSN: 1003-6970

Year: 2013

Issue: 2

Volume: 34

Page: 69-72

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: 8

Chinese Cited Count:

30 Days PV: 14

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