Tracking development of pjsip, the Open Source SIP, media, and NAT traversal stack/SDK/library for Android, iOS, Windows, Linux, MacOS, RTOS, embedded, and pretty much anything, any device.
Also check PJSIP Documentation site.
Support for more codecs is an ongoing request for pjsip.
Here’s a couple of of new ones from the AMR family: AMR-NB and AMR-WB.
It’s not part of any release yet, you have to get the latest code from the repository.
More details on the following tickets:
https://trac.pjsip.org/repos/ticket/1388
https://trac.pjsip.org/repos/ticket/1608
Let us know how you get along with it.
Here is where we talk about pjsip development in general, and maybe other stuff as well. For the project itself, please go to the main pjsip project website. or pjsip documentation.
PJSIP is backed by Teluu, which provides professional support, additional licensing options, and a network of qualified consultants.
pjsip blog 
One response to “pjsip adds support for OpenCORE AMR-WB AMR-NB codec”
What is the expected data of release with this support?