Signaling Message Types
Request Call
This message is sent from the client to request a WebRTC call.
Format
| {
“type”: “REQUEST_CALL”, “offerVideo”: true|false } |
Call Rejected
This message is sent from the server to indicate that a requested call was rejected.
Format
| {
“type”: “CALL_REJECTED”, “reason_code”: <reject reason code>, “reason”: TBD } |
Offer Call
This message is sent from the server to start a WebRTC session.
Format
| {
“type”: “OFFER_CALL”, “offerVideo”: true|false, “sdp”: “<session description string>” } |
Answer Call
This message is sent from the client to confirm the WebRTC session started by the server.
Format
| {
“type”: “ANSWER_CALL”, “sdp”: “<session description string>” } |
ICE Candidate
This message is sent from the client or server with ICE candidate description.
Format
| {
“type”: “ICE_CANDIDATE”, “sdpMid”: “<candidate id>”, “sdpMLineIndex”: “<candidate index>”, “candidate”: “<candidate description>” } |
End Call
This message is sent from the client or server to end the current WebRTC session.
Format
| {
“type”: “END_CALL” } |