The Agora Capture Raw Video Android Sample Code demonstrates developers how to join / leave channel, mute / unmute audio, use capture session to get camera data, switch camera, and enable / disable video.
While WebRTC is not a mainstream term it is the primary technology contender of the telephony world with more than 2 billion supported browsers. By following a Web model instead of a traditional Telco model. WebRTC eschews a requirement for interoperability in exchange for innovation and choice.
Cloud communications provider RingCentral has announced an invite-only beta that gives customers access to WebRTC functionality through its RingCentral WebPhone Library, a WebRTC SDK. The SDK manages WebRTC signaling and registration, and provides functions for WebRTC events.