Bonjour WebRTC

Android app that allows device discovery on WLAN (w/ Bonjour) and video calls to be placed between devices on WLAN (w/ WebRTC) without any external server.

Screenshots

Notes

• minimum supported version of Android:
  • Android 5.0 (API level 21)

Usage

• when the Service is not running
  • your app displays a list of other devices on the WLAN that are running the Service
  • you can initiate a call to any of these devices
• when the Service is running
  • other devices on the WLAN will see your device in their lists
  • any of these devices can initiate a call to you
• when the app is launched
  • the Service is not running
• when you click this icon in the top menu
  • you can specify the alias that other users will see in their lists that identifies your device on the WLAN
  • if not customized, the default value is your IP address on the WLAN
• when you click this icon in the top menu
  • the Service will toggle between on and off
    • in the on state
      • a notification will always be visible, which will reopen the app when clicked
      • resource locks will be active to:
        • keep the CPU awake
        • keep the WiFi radio awake and connected
        • enable listening for multicast packets
    • in the off state
      • the notification is dismissed
      • all resource locks are removed

Credits

• jmDNS library
  • handles all Bonjour service registration/discovery
• WebRTC prebuilt native libraries with JNI wrapper
• WebRTC AppRTCMobile example Android application
  • official source
  • unofficial build
  • methodology to apply updates

Legal:

• copyright: Warren Bank
• license: GPL-2.0