web-intercom

Inter-communication system on browser via LAN. Powered by Deno.

ATEM tally light system extended version of aKuad/web-intercom.

Features

• Multi users talking
  • Required only a browser, additional applications isn't necessary
  • ... means this is cross-platform
• Each user's input volume controlling
  • Also works on browsers
• Easy to setup the server
  • Required only Deno
• Tally light system for ATEM switcher
  • Tally light view on audio client

Server deployment

As requirements, install Deno at first.

Basic run command

Just only run:

cd src
deno run --allow-net --allow-read --allow-env --allow-ffi main.ts

Enable TLS

Note

For using mic input, secure context is required. It means not working on HTTP, need to be HTTPS.

Generate key and certificate for HTTPS connection.

Caution

This step generates self signed certificate. Use only in LAN, then do not open to the Internet.

cd src
openssl req -newkey rsa:4096 -x509 -nodes -subj '/CN=common_name_here' -keyout key.pem -out cert.pem

Note

src/main.ts loads private key from src/key.pem and certificate from src/cert.pem.

Then run with --tls option:

# on src directory
deno run --allow-net --allow-read --allow-env --allow-ffi main.ts --tls

Enable tally light feature

Run with --atem-ip="<switcher-IP>" option, then ATEM connection will be enabled.

# example for switcher IP is 192.168.0.1
deno run --allow-net --allow-read --allow-env --allow-ffi main.ts --atem-ip="192.168.0.1"

Client usage

Audio client (Normal mode)

Access to http(s)://server.address:8000/

Type lane name, then click 'connect'.

Audio client (Tally light mode)

When lane name is integer 1~8 at audio client, it turn to tally mode.

Mixer client

Access to http(s)://server.address:8000/mixer.html

Type lane name, then click 'connect'.

Then view all lanes fader and meter. Move fader to control gain of each lane.

Using library

atem-connection - Copyright (c) 2023 Norsk rikskringkasting AS

License

CC0-1.0