开发视频流实时捕获PCI卡Win98 WDM设备驱动程序  

Development of Win98 WDM Device Driver Program for Real Flow Stream Capture and Preview PCI Card

作　　者：王生祥[1] 侯山峰[2] 高稚允[1] 

机构地区：[1]北京理工大学,北京100081 [2]北京格非视频科技发展有限公司,北京100029

出　　处：《电脑开发与应用》2002年第4期28-30,共3页Computer Development & Applications

摘　　要：研究开发 Fusion 878A视频流捕获 PCI卡的内核级 Win32 Driver Mode(WDM)设备驱动程序。简单回顾了驱动程序的相关背景 ,讨论了流类小驱动程序的实现流程 ,描述了小驱动程序设计中的几个重要阶段及相关例程 ,最后简要论述了 WDM设备驱动程序的调试方法。实验证明该 WDM设备驱动程序实现了对视频流的实时捕获和预览功能 。This paper is dedicated to develop kernel Win98 WDM device for the real time video signal capture PCI card based on the fusion878A.The relating backward,technologies of device driver are described.Flow of the stream minidriver is discussed and developing steps of minidriver,including the relating program,is represented.Ultimately,the debugging method of the WDM driver is depicted simply.Experiment proves that the WDM driver can capture and preview the video signal in real time,and work well.

关 键 词：视频流 WDM设备 输入/输出请求包 PCI卡 Windows98 设备驱动程序 

分 类 号：TP316.7[自动化与计算机技术—计算机软件与理论]