public void OnSceneFinishedLoading(Scene scene, LoadSceneMode mode)
 {
     if (scene.name.CompareTo("ChatScene") == 0)
     {
         if (!ReferenceEquals(app, null))
         {
             app.OnChatSceneLoaded();
         }
         SceneManager.sceneLoaded -= OnSceneFinishedLoading;
     }
 }
    public void OnSceneFinishedLoading(Scene scene, LoadSceneMode mode)
    {
        // if (scene.name.CompareTo("ChatScene") == 0)
        if (scene.name.CompareTo("ChooseRoomScene") == 0)
        {
            video = GameObject.Find("VideoChat");

            if (!ReferenceEquals(app, null))
            {
                app.OnChatSceneLoaded();
            }
            SceneManager.sceneLoaded -= OnSceneFinishedLoading;
        }
    }