dicom打印服务器，可以模拟相机功能，对开发打印客户端很有用。-dicom print server, you can simulate camera, on the development of the printing client useful.

目标物与摄像机距离已知的情况下，计算白天大气能见度距离。-The distance between the object and the camera is known to calculate the visibility distance in daytime.