DDS based real-time image monitoring distributed system

In recent years, computer technology, network communication technology, multimedia technology continues to develop. This puts forward higher requirements for video monitoring system which plays an important role in the security field. This paper proposes a DirectShow+Opendds based monitoring and acquisition publishing and subscription system. In the system, the publisher is responsible for collecting, compressing and transmitting video. Subscribers make requests in the communication network, and the centralized discovery server completes the transmission after matching the publishing data type of the same topic.