rtbuf.c is an implementation of a buffering scheme using the POSIX realtime features. Its aim is to provide smooth playback of MPEG audio streams even on a very heavily loaded machine. It uses many advanced features of the operating system: -

This implementation creates three processes: - The command line parse/control process. It runs continuously as root. - The MPEG decode/playback process. It revokes root rights as soon as it has enabled the realtime features, to minimize the ri