WebRTC on Android. Simplier than you thought!
summary
Provides step-by-step, reproducible instructions to build WebRTC for Android from source using depot_tools, GN and Ninja and an included build_webrtc.sh that outputs libjingle_peer_connection_so.so for four ABIs (armeabi, arm64, x86, x86_64) plus libwebrtc.jar; explains using Google's STUN, Ktor signaling server over WebSockets for peer-to-peer offer/answer/ICE exchange, Camera2Enumerator for local video, unified-plan semantics, media-constraint gotchas, and a working emulator-to-device demo; repositories total ~20+ GB and code is example quality, not production ready.
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chapters (11)
- 0:00Introduction and speaker intro
- 0:45WebRTC overview and agenda
- 1:51What is WebRTC used for
- 3:16WebRTC on Android challenges
- 5:24Building WebRTC from source
- 8:53How WebRTC connection works
- 11:46Signaling server implementation
- 13:11Android client setup
- 17:43Creating video stream
- 20:58Live demo of WebRTC session
- 22:23Media servers and limitations








