| 基于大型图片的文件读取方法的研究和探讨 |
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| 引用本文： | 徐世波,郭文菁.基于大型图片的文件读取方法的研究和探讨[J].计算机应用与软件,2009,26(6):126-129,140. |
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| 作者姓名： | 徐世波 郭文菁 |
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| 作者单位： | 1. 中国人民解放军装备指挥技术学院,北京,101416
2. 北京信息职业技术学院,北京,100018 |
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| 摘 要： | 介绍两种读取大型图片文件的方法:普通方式和内存映射方式,深入分析了两种读取方式的流程,并进行了数据试验,指出何时采用哪种方式更能提高数据处理速度。
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| 关 键 词： | 内存 普通读取方式 内存映射读取方式 |
STUDY AND DISCUSSION ON READING METHOD OF FILE WITH LARGE PICTURES |
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| Xu Shibo,Guo Wenjing.STUDY AND DISCUSSION ON READING METHOD OF FILE WITH LARGE PICTURES[J].Computer Applications and Software,2009,26(6):126-129,140. |
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| Authors: | Xu Shibo Guo Wenjing |
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| Affiliation: | PLA Academy of Equipment Command and Technology;Beijing 101416;China;Beijing Information Technology College;Beijing 100018;China |
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| Abstract: | This paper introduces two methods of reading file with large pictures,including general method and memory-mapping method.It thoroughly analyses the glow of two reading methods and carries out data experiment,and points out which one would be more suitable for improving data processing rate on which particular occasion. |
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| Keywords: | Memory General reading method Memory-mapping reading method |
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