text: 
  my_ext = {
      whoami: "GPAC-GUI-Extension",
      name: "Showroom",
      icon: "osmo.bt",
      author: "JeanLF",
      description: "GPAC demonstrations",
      url: "http://gpac.io/",
      execjs: ["showroom.js"],
      autostart: false,
      config_id: "Showroom",
      requires_gl: false,
      version_major: 1,
      version_minor: 0
  };
  
  