Comments (3)
Hi,感谢建议
但是我没用使用过TMS,不了解其原理,因此暂时无法对此数据结果做专门优化。
你可以参考下replyBytes接口,自己开发一个特化版本的replyTmsImage
另外一般来说,操作系统都会自己做文件缓存,假设你收到的是请求5号数据,可以在外部(你自己的代码)用QFile直接去读取前后数据,例如4和6,这样子下一次真的请求4或者6号数据的时候速度就会非常快。
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感谢回复!从业务层面上进行了缓存。TMS地图数据访问,会同时并发访问很多个文件,操作系统层面的缓存不能解决该问题。通过对底层代码修改后实现了相关缓存。
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