Hangouts apps features allows to extend hangouts functionality in many creative ways. There are already many apps available inside hangouts for e.g YouTube, Google Docs, Google effects, etc.,

Developers have come up with many creative applications and hangouts applications are growing. But the current hangouts api v1.0 is limited in functionality and to support the recently released hangouts on air feature, api team is releasing a new updated version 1.1 of hangouts api soon.

Hangouts API v1.1 features

New methods (functions), events and data objects available in the new api

• Hangouts on Air
  • isOnAirHangout function
  • isBroadcasting function
  • onBroadcastingChanged event
• Face movements
  • onFaceTrackingDataChanged event
  • FaceTrackingFeature enums
• Messages
  • sendMessage function
  • onMessageReceived event
• Overlay
  • getImageResource
  • getPosition
  • getRotation
  • getScale
  • isVisible
  • setPosition
  • setRotation
  • setScale
  • setVisible
• Other features
  • isPublic
  • getStartData
  • person objects

Hangouts API v1.1 walkthrough video

This hangouts api v1.1 has lots of new functionalities that would provide powerful tools to the developers community to extend and leverage the power of google+ hangouts.