Specific Guides

Audio

• Accoustic Echo Cancellation (AEC)
• Handling HW insertion/removal
• Intel IPP codecs integration
• Jitter buffer features and operations
• OpenCore AMR codecs integration
• Switchboard
• WebRTC integration

Audio Troubleshooting

• How to record audio with pjsua
• Audio is breaking up
• Audio drop-outs or “stutters”
• High jitter value observed by remote party
• Loud static noise
• No audio is heard in local speaker
• No audio is heard by remote party
• Reducing audio latency
• Soft/quiet noise
• Audio troubleshooting checklists

Build & Integration

• Adding FFMPEG support
• Mingw-w64

Development & Programming

• Group Lock
• Using thread with PJSUA initialization and shutdown
• PJSIP Guide

Media

• Integrating Third Party Media Stack into PJSUA-LIB
• Understanding Audio Media Flow
• RTCP Feedback
• Tone generator algorithms performance
• Transport Adapter

Network & NAT

• Handling IP address change
• IPv6 and NAT64 support
• Getting around blocked, filtered, or mangled VoIP network
• Getting around NAT (for media)
• QoS Support
• Using SIP TCP Transport
• Using ICE in non-SIP Applications
• Using Trickle ICE
• Troubleshooting ICE negotiation failure

Performance & Footprint

• Footprint Optimization
• ICE Heap Usage
• Performance Optimization
• Media Performance (MIPS test)

Security

• SRTP
• SSL/TLS

SIP

• PJSIP Guide
• Adding custom header
• Implement DNS SRV failover
• DTMF
• Processing redirection (3xx) response
• Reducing SIP message size
• TCP/TLS Transport
• URI Escaping

Video

• Features
• Integrating libyuv
• Video quality troubleshooting
• Video User’s Guide

Other

• PJSUA Command Line Interface (CLI) Manual
• Writing guide