System for transmitting HDTV over IP networks using open-source software

The article presents results of work in the field of transmission of standard and non-standard high definition television signals over IP networks for application in medical environment. An example system for realtime signal acquisition, compression and broadcast is presented. It was built from off-the-shelf computer equipment, as a part of a video consulting system for medical (cardiological) purposes. To complete the task a DirectShow filter imitating a video capture device driver for Microsoft Windows operating system has been created.