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Fast coding scheme for low complexity 3D-HEVC based on video content property
Multimedia Tools and Applications ( IF 3.6 ) Pub Date : 2021-04-24 , DOI: 10.1007/s11042-021-10961-6
Qiuwen Zhang , Yihan Wang , Lixun Huang , Tao Wei , Rijian Su

3D-high efficiency video coding (3D-HEVC) is the latest new extension standard of high efficiency video coding (HEVC) for multi-view video plus depth (MVD). Several novel coding tools are employed in the 3D-HEVC for better representation of the dependent texture and depth video. However, employing these tools causes a significant increase in coding complexity. In this paper, we introduce a fast coding scheme for complexity reduction of 3D-HEVC. Since the multi-view video and depth are highly content dependent, testing all the prediction modes are not efficient. A statistically analysis is performed to study the features of 3D video contents from spatio, spatial and inter-view correlations. Based on this correlation, the proposed fast coding scheme determines to skip some treeblocks of texture and depth video at the early stage. Experimental results demonstrate that the proposed scheme can save 63.3% runtime of 3D-HEVC with only 0.41% bitrate increase.



中文翻译:

基于视频内容属性的低复杂度3D-HEVC快速编码方案

3D高效率视频编码(3D-HEVC)是针对多视点视频加深度(MVD)的高效率视频编码(HEVC)的最新新扩展标准。3D-HEVC中采用了几种新颖的编码工具,以更好地表示从属纹理和深度视频。但是,使用这些工具会导致编码复杂性的显着增加。在本文中,我们介绍了一种用于降低3D-HEVC复杂度的快速编码方案。由于多视图视频和深度高度依赖于内容,因此测试所有预测模式效率不高。进行统计分析以从空间,空间和视图间相关性研究3D视频内容的特征。基于这种相关性,提出的快速编码方案确定在早期阶段跳过一些纹理和深度视频的树块。

更新日期:2021-04-26
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