基于网格的立体图像编码算法

被引:4
作者
杨嘉琛
侯春萍
雷建军
张卓筠
机构
[1] 天津大学电子信息工程学院
关键词
立体图像; 图像编码; 网格; 视差估计;
D O I
10.16136/j.joel.2010.01.029
中图分类号
TP391.41 [];
学科分类号
080203 ;
摘要
基于特征点视差估计与三角网格映射,提出一种立体图像压缩编码算法。为了保持压缩后视点对的视差不发生变化,利用绝对差值图进行特征点选取。进行残差图像编码时,结合了心理立体视觉影响、人眼亮度色度特性、立体图像对色度特点与三角网格映射特点等因素,提出了立体残差编码只需对Y分量进行的方法。实验表明,该算法具有一定的优越性,如压缩比大,图像质量与立体感均较好。
引用
收藏
页码:136 / 139
页数:4
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