Softphone

A python 3 compatible softphone built on the pjproject fork by malarinv, branch:py37.

To use the streaming capability, use an Audio Callback class that suits your needs.

See AudioCallbacks.py for examples.

For installation instructions, click here.

TODO

• [ ] Fix the slight audio lag/delay when using Audio Callbacks for relaying audio between systems.
• [x] Check if adjusting pj thread value helps on the lag like here. Helped a little bit..? Not sure, can be a coincidence.
• [x] Clean up the code.
• [ ] Write documentation for all functions.
• [x] Add proper logging.
• [ ] Add DTMF support.
• [ ] Add call transfer support.
• [ ] Fix and test incoming calls.
• [ ] Do not force registration of both incoming and outgoing accounts. Make it optional.
• [ ] Fix better error handling.
• [ ] Fix error when phone hangs up before softphone does.
• [ ] Fix error when phone is not answered and we reach voicemail. Softphone becomes unresponsive.
• [ ] Create a Pypi package to install via pip install softphone.
• [ ] Add support for multiple simultaneous calls.

Missing something?

You can look for functionality from other projects and create a PR to get it added to this project.

Examples:

• soft_phone - Huge credits to g-farrow. Used some code from his project.
• Payphone
• Openphone
• SIPCallRecordVerify
• alex