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Fast Depth Map Coding for Virtual View Synthesis Based on JNDD
Author(s): 
Pages: 1-5
Year: Issue:  23
Journal: Video Engineering

Keyword:  JNDDview synthesisdepth codingedge detectionmode decision;
Abstract: 为了降低深度数据的编码复杂度并保证重建虚拟视点的质量,提出了一种基于JNDD模型面向虚拟视点绘制的快速深度图编码算法,引入最小可觉深度差模型,将深度图划分为对绘制失真敏感的竖直边缘区域与失真难以被人眼察觉的平坦区域,并相应地为编码过程中的宏块模式选择设计了两种搜索策略.实验结果表明,与JM编码方案相比,该方法在保证虚拟视质量与编码码率基本不变的前提下,显著降低了编码复杂度,有助于在三维视频系统中提高深度编码模块的编码速度.
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