This library implements the rfc1889 (rtp) with a easy to use api with high and low level access.

its main features are:
- support for multiple profiles, av profile (rfc 1890) being the default one;
- an optional packet scheduler for synchronizing rtp recv and send;
- implements blocking and non blocking io for rtp sessions;
- supports multiplexing io;
- supports part of rfc2833 for telephone events over rtp.