broadcast is a Pion WebRTC application that demonstrates how to broadcast a video to many peers, while only requiring the broadcaster to upload once.
This could serve as the building block to building conferencing software, and other applications where publishers are bandwidth constrained.
go install github.com/pion/webrtc/v4/examples/broadcast@latest
jsfiddle.net You should see two buttons Publish a Broadcast and Join a Broadcast
Run broadcast OR run main.go in github.com/pion/webrtc/examples/broadcast
- Click
Publish a Broadcast - Press
Copy browser SDP to clipboardor copy theBrowser base64 Session Descriptionstring manually - Run
curl localhost:8080 -d "$BROWSER_OFFER".$BROWSER_OFFERis the value you copied in the last step. - The
broadcastterminal application will respond with an answer, paste this into the second input field in your browser. - Press
Start Session - The connection state will be printed in the terminal and under
logsin the browser.
- Click
Join a Broadcast - Copy the string in the first input labelled
Browser base64 Session Description - Run
curl localhost:8080 -d "$BROWSER_OFFER".$BROWSER_OFFERis the value you copied in the last step. - The
broadcastterminal application will respond with an answer, paste this into the second input field in your browser. - Press
Start Session - The connection state will be printed in the terminal and under
logsin the browser.
You can change the listening port using -port 8011
You can Join the broadcast as many times as you want. The broadcast Golang application is relaying all traffic, so your browser only has to upload once.
Congrats, you have used Pion WebRTC! Now start building something cool