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。
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.
出处
《计算机应用与软件》
CSCD
2009年第6期126-129,140,共5页
Computer Applications and Software
关键词
内存
普通读取方式
内存映射读取方式
Memory General reading method Memory-mapping reading method
