Online meeting app like google meet, build with flutter for all platforms. this app uses WebRTC for media real-time communication, and socket.io for signaling & messaging. Server running on nodejs with SFU method.

• Features

  • Create Room
    • life time (default 1 minute)
      • after life time & if there is no one in room, then room will destroy itself
    • password (optional)
  • Lobby
    • preparing for meeting
      • permission for microphone & camera
  • Room meeting
    • chat room
    • video & audio communication
    • share screen (:heavy_exclamation_mark: on development)

• Tested platform status

  • ✔️ Android (tested)
  • ✔️ Windows (tested)
  • ✔️ Web (tested)
  • ❗ Ios (not tested yet)
  • ❗ Linux (not tested yet)
  • ❗ Mac (not tested yet)

#SS Apps

• Desktop-windows

• Mobile-Android

• Web browser

#Flutter info

• build with version.
  • Flutter 3.3.4, dart 2.18.2
• Android
  • targetSdk

      compileSdkVersion 33
      minSdkVersion 23
      targetSdkVersion 33
    

#Credential

• none

• Socket io
  • Platform
    • All Platform
  • version match info [1]

      - server(nodejs): "socket.io": "^2.4.1"
      - client(flutter):  socket_io_client: ^1.0.1 | ^1.0.2
    

  • version match info [2]

      - server(nodejs): "socket.io": "^4.5.3"
      - client(flutter):  socket_io_client: ^2.0.0
    

• WebRTC
  • Support Platform
    • Android, Windows, Web

• Socket Io

  • Issues
    • https://stackoverflow.com/questions/68058896/latest-version-of-socket-io-nodejs-is-not-connecting-to-flutter-applications

• WebRTC

  • Articles | Doc
    • https://developer.mozilla.org/en-US/docs/Web/API/MediaDevices/getUserMedia
    • https://bloggeek.me/webrtc-vs-zoom-video-quality/
    • https://webrtchacks.com/zoom-avoids-using-webrtc/
    • https://stackoverflow.com/questions/56944864/can-we-remove-and-add-audio-stream-dynamically-in-webrtc-video-call-without-rene
    • https://stackoverflow.com/questions/64012898/how-to-completely-turn-off-camera-on-mediastream-javascript
  • Issues
    • https://github.com/flutter-webrtc/flutter-webrtc/issues/938 windows rtc
    • https://github.com/flutter-webrtc/flutter-webrtc/issues/436 close conection
    • media stream, muted, stop camera

       - https://stackoverflow.com/questions/63666576/how-restart-a-closed-video-track-stopped-using-userstream-getvideotracks0
       - https://stackoverflow.com/questions/57563002/do-cloned-streams-from-mediastreamdestination-are-still-somehow-bound-to-this-au
       - https://stackoverflow.com/questions/72857922/replace-webrtc-track-of-different-kind-without-renegotiations
       - https://stackoverflow.com/questions/41309682/check-if-selected-microphone-is-muted-or-not-with-web-audio-api/41309852#41309852
       - https://stackoverflow.com/questions/56944864/can-we-remove-and-add-audio-stream-dynamically-in-webrtc-video-call-without-rene
       - https://stackoverflow.com/questions/39831238/webrtc-how-to-change-the-audio-track-for-a-existing-stream
       - https://stackoverflow.com/questions/64012898/how-to-completely-turn-off-camera-on-mediastream-javascript
      

• Flutter Code

  • App Life Cycle
    • https://www.reddit.com/r/FlutterDev/comments/l7wqb2/flutter_tutorial_detect_app_background_app_closed/