本课题在此背景下，对电视信号和计算机信号的兼容问题进行了研究并设计了图像转换控制器。
Under this background, this paper focuses on the compatibility of TV signals and computer signals, and designs an image conversion controller.
为了便于丰控系统控制扫描转换器的输出图像的亮度、对比度和色饱和度，扫描转换器提供了RS-422和RS-232两种通信方式。
The scanning converter supplies two communicative ways:RS-422 and RS-232. Through these ways the main controlling system controls the brightness, contrast, saturation of output pictures.
采用C语言完成了灰度转换、图像差分、中值滤波、光流估计、形心确定、高速球控制等软件模块的程序设计，调试出程序执行时间并做了实时性分析；
Most software module programs are compiled with the language C, and the execution time of the program is debugged and the real-time performance compared as well.
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