Peers is not android-compatible for the moment. A few steps would be necessary to make peers android-compatible. Actually, here are the packages not provided by android (or imcomplete) and necessary for peers:
Configuration should also probably be updated to use XMLReader and drop dom4j dependency.
It seems that jrtp is directly compatible with android APIs except package
gov.nist.jrtp.test.send_recv, but this package is not necessary. Thus, using jrtp and peers, you have the following stacks ready for android:
But no native API is available for GUI and sound management.