libortp-dev 3.1.2-2ubuntu2 (armel binary) in ubuntu karmic

 This library implements the RFC1889 (RTP) with a easy to use API with high
 and low level access.
 .
 It main features are:
   - support for multiples profiles, AV profile (RFC1890) being the default one;
   - an optional packet scheduler for synchronizing rtp recv and send;
   - implements blocking and non blocking IO for RTP sessions;
   - supports mutiplexing IO;
   - supports part of RFC2833 for telephone events over RTP.