This paper puts forward a project that it takes much time to rebuild image document, to make it pyramid structure, and to read the images through storage mapping file technique, so it is very simple.
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- 本文提出了一種在打開(kāi)文件時(shí)花出一定時(shí)間對影像文件進(jìn)行臨時(shí)文件重建，做成倒金字分層結構，并通過(guò)內存映射文件讀取數據，簡(jiǎn)化了文件讀取操作。
