shell.nix

let pkgs = import <nixpkgs> {};
    pyEnv = pkgs.python3.withPackages (p: [ p.pygobject3 p.gst-python  ]);
in pkgs.mkShell {
  buildInputs = with pkgs; [
    pyEnv
    gobject-introspection
    gst_all_1.gst-rtsp-server
    gst_all_1.gstreamer
    gst_all_1.gst-plugins-base
    gst_all_1.gst-plugins-bad
    gst_all_1.gst-plugins-ugly
    gst_all_1.gst-plugins-good
    libnice
  ];
  shellHook = ''export GST_DEBUG=3,*webrtc*:7'';
}