<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META http-equiv=Content-Type content="text/html; charset=us-ascii"> <META content="MSHTML 6.00.2900.3132" name=GENERATOR></HEAD> <BODY> <DIV><SPAN class=859071615-13022008><FONT face=Arial size=2>Hi,</FONT></SPAN></DIV> <DIV><SPAN class=859071615-13022008><FONT face=Arial size=2></FONT></SPAN> </DIV> <DIV><SPAN class=859071615-13022008><FONT face=Arial size=2>I'm new to PulseAudio and I have a question.   I am designing a system that needs to implement audio priorities.   Each application will be able to write to a certain virtual sound device,  and I need to implement this sort of thing:</FONT></SPAN></DIV> <DIV><SPAN class=859071615-13022008><FONT face=Arial size=2></FONT></SPAN> </DIV> <DIV><SPAN class=859071615-13022008><FONT face=Arial size=2>virtual audio device A - high priority</FONT></SPAN></DIV> <DIV><SPAN class=859071615-13022008><FONT face=Arial size=2>virtual audio device B - normal priority</FONT></SPAN></DIV> <DIV><SPAN class=859071615-13022008><FONT face=Arial size=2>virtual audio device C - low priority</FONT></SPAN></DIV> <DIV><SPAN class=859071615-13022008><FONT face=Arial size=2></FONT></SPAN> </DIV> <DIV><SPAN class=859071615-13022008><FONT face=Arial size=2></FONT></SPAN> </DIV> <DIV><SPAN class=859071615-13022008><FONT face=Arial size=2>What needs to happen is when device A is written to, device B and device C are muted, when device B is written to C is muted, etc.</FONT></SPAN></DIV> <DIV><SPAN class=859071615-13022008><FONT face=Arial size=2></FONT></SPAN> </DIV> <DIV><SPAN class=859071615-13022008><FONT face=Arial size=2>How would I go about doing this with PulseAudio?  Can someone point me in the right direction?   Originally these devices were going to be virtual ALSA devices, not sure exactly if PulseAudio handles virtual ALSA devices?</FONT></SPAN></DIV> <DIV><SPAN class=859071615-13022008><FONT face=Arial size=2></FONT></SPAN> </DIV> <DIV><SPAN class=859071615-13022008><FONT face=Arial size=2></FONT></SPAN> </DIV> <DIV><SPAN class=859071615-13022008><FONT face=Arial size=2>Thanks in advance,</FONT></SPAN></DIV> <DIV><SPAN class=859071615-13022008><FONT face=Arial size=2></FONT></SPAN> </DIV> <DIV><SPAN class=859071615-13022008><FONT face=Arial size=2>Todd</FONT></SPAN></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2></FONT> </DIV></BODY></HTML>