modules/go2rtc.nix


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{ me, ... }:

let
  ffmpegDevice =
    device: format: resolution: hz:
    "ffmpeg:device?video=${device}&input_format=${format}&video_size=${resolution}&framerate=${hz}#video=h264#hardware";

  go2rtcPort = 1984;
  webrtcPort = 8555;
in
{
  services.go2rtc = {
    enable = true;

    settings = {
      api = {
        listen = "${me.tailscale.ip}:${toString go2rtcPort}";
        base_path = "/webcam";
        origin = "*"; # stop cors annoyance!
      };

      webrtc =
        let
          address = "${me.tailscale.ip}:${toString webrtcPort}";
        in
        {
          listen = address;
          candidates = [ address ];
        };

      streams = {
        webcam = ffmpegDevice "/dev/video0" "yuyv422" "1280x720" "30";
      };
    };
  };

  foundation.tailnetServices = [ "go2rtc" ];
}