多点视频编码讲解.docx

· PAGE \* MERGEFORMAT 66· 郑州轻工业学院学报 ( 自然科学版 ) 2015 年 第 1 期 张秋闻，等: 基于 HEVC 的三维视频编码关键技术述评 · PAGE \* MERGEFORMAT 67· 第 30 卷 第 1 期 郑州轻工业学院学报 ( 自然科学版 ) Vol． 30 No． 1 2015 年 2 月 JOUＲNAL OF ZHENGZHOU UNIVEＲSITY OF LIGHT INDUSTＲY( Natural Science) Feb． 2015 文章编号: 2095 －476X( 2015) 01 －0055 －08 基于HEVC的三维视频编码关键技术述评 张秋闻，黄新彭，甘勇 ( 郑州轻工业学院计算机与通信工程学院，河南郑州 450001) 摘要: 综述了基于高效率视频编码 HEVC( high efficiency video coding) 标准的两种扩展，即 MV-HEVC ( high efficiency video coding based multiview) 和 3D-HEVC( high efficiency video coding based 3D video coding) 的工作原理及其编码工具，分析了 3D-HEVC 模型的特点、编码模块与方法，并将 3D-HEVC 与 MV-HEVC 进行了性能对比． 总结发现，由于 3D-HEVC 采用纹理视频加深度格式来合成虚拟视点，从而降低了大量的编码码率，可方便应用于 3D 电视、自由立体视点电视和 3D 数字电影等多种三维体验中． 随着智能移动设备的发展，手持终端采用 3D-HEVC 支持多视点 3D 视频将会成为未来的研究趋势． 关键词: 三维视频; 高效率视频编码; 压缩 中图分类号: TN919． 81 文献标志码: A DOI: 10． 3969 /j． issn． 2095 －476X． 2015． 01． 012 Ｒeview of key technology of 3D video coding based on HEVC ZHANG Qiu-wen， HUANG Xin-peng， GAN Yong ( College of Computer and Communication Engineering，Zhengzhou University of Light Industry，Zhengzhou 450001，China) Abstract: The operating principle and coding tools of two kinds of extension of HEVC ( high efficiency video coding) standards including MV-HEVC ( high efficiency video coding based multiview) and 3D-HEVC ( high efficiency video coding based 3D video coding) were reviewed． The feature，coding modules and method of 3D-HEVC model were analyzed，and the performances between 3D-HEVC and MV-HEVC were compared． The conclusion showed that 3D-HEVC synthesized virtual view with the format of texture video plus depth，thus its bit rates would be reduced notably，so 3D-HEVC would be applied to many kinds of 3D experience like 3D TV，free viewpoint video and 3D digital movie． With the development of smart mobile devices，handheld terminal using 3D-HEVC to support multiview 3D video would become the research tendency in the future． Key words: 3D video; high efficiency video coding ( HEVC) ; compression 完成，且被批准称为 ITU － T H． 265 标准及 ISO/IEC 0 引