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基于多核架构的大图像实时浏览技术

DOI: 10.11834/jig.20110216

Keywords: 多核,大图像,实时

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Abstract:

近年来,随着数据获取设备的不断提高,越来越多的高精度大图像出现在医学、遥感、气象、考古等领域中。这些大图像给使用者带来更多细节信息的同时,也给计算机交互式的显示带来巨大的挑战。设计了一个可扩展的并行工作管道,根据所提出的基于预测的数据管理方法,可以使图像显示和数据导入同步并行的进行;然后,我们基于CUDA(computeunifieddevicearchitecture)架构,设计针对大图像的放大缩小算法,利用GPU快速的对所显示的图片进行放大缩小处理。我们的算法不需要任何预处理操作,对大图像的浏览操作获得很好的实时性和稳定性,大大提高了浏览的效率。

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