audio app

I'm working on a SIP softphone but I got the following problem and I have no idea how to solve it:During an audio call, PMCA codec is used primarily. How to setup codec priority to achieve PCMU will be used during the call?I use Windows 7, C# (Visual Studio), Ozaki C# SIP library and the...

I am creating a Windows Phone travel app that also allows users to record audio fragments, these are then saved to isolated storage and are retrieved when a user requests them. I have coded the page that does the recording, saving to storage and playback but the problem is when I make a...