Hans, PJSUA has only one thread to manipulate all events for all the calls. So the performance is very poor when you increase the number of calls in your system. I recomend that you use the PJLIB and PJMEDIA libraries for that purpose. Bye Jose ----- Original Message ----- From: "Hans H?bner" <hans.huebner@xxxxxxxxx> To: <pjsip at lists.pjsip.org> Sent: Monday, August 22, 2011 4:13 PM Subject: pjsua and multiple calls > Hi, > > I am currently trying to figure out the easiest way for an application > to associate a call with an audio device. It seems as if > pjsua_set_snd_dev() would be the function to use, but I wonder whether > that function changes the sound device for all calls instead of just a > particular one? Is pjsua even suitable for handling multiple distinct > calls at the same time, or do I need to use lower-level calls for > that? > > Any pointers would be greatly appreciated! > > Thanks, > Hans > > _______________________________________________ > Visit our blog: http://blog.pjsip.org > > pjsip mailing list > pjsip at lists.pjsip.org > http://lists.pjsip.org/mailman/listinfo/pjsip_lists.pjsip.org