对一幅图像进行淡化，采用的方法是产生黑点，并将它们随机添加到图像上去-images of a weakened, the method used was produced spots, they will be added to the random image boost

绘制雷达扫描图，同时能根据从串口传来的参数动态地以黑点显示雷达扫描到的物体，同时能显示摄像头捕捉到的图像-Mapping radar scan at the same time according to the parameters coming from the serial port to dynamically scan radar black spots show the objects, while showing the camera captured images

在windows提供的directshow平台上开发的一个底层filter，实现了在实时播放的mpeg2媒体中插播mpeg2媒体的功能，即所谓的拼接功能。-Directshow in windows platform provided by the development of a low-level filter, realized in real-time broadcast media spots mpeg2 mpeg2 media functions, the so-called sti