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A novel algorithm for low power coding and decoding of image and video
Author(s): 
Pages: 9-11
Year: Issue:  11
Journal: TV ENGINEERING

Keyword:  码本功耗图像编码矢量量化;
Abstract: 提出一种新的低功耗图像及视频编解码算法。该算法主要基于矢量量化,认为编码算法的质量和功耗取决于码本尺寸的大小,通过采用小尺寸码本,降低算法所需要的内存数量,从而降低功耗。编码时,利用分形理论中的同构变换计算虚拟码本,弥补由于采用小码本造成的图像质量损失,并使编码过程较少依赖于码本内存。编解码结果与全搜索型矢量量化算法相比,在不损失图像质量的前提下,可以极大地降低编解码功耗。
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