C# 实现 Linux 视频聊天、远程桌面（源码，支持信创国产化环境，银河麒麟，统信UOS）

public static class InformationTypes
    {
        /// <summary>
                /// 视频请求 0
        /// </summary>
        public const int VideoRequest = 0;

        /// <summary>
                /// 回复视频请求的结果 1
        /// </summary>
        public const int VideoResult = 1;

        /// <summary>
                /// 通知对方 挂断 视频连接 2
        /// </summary>
        public const int CloseVideo = 2;

        /// <summary>
        /// 通知好友 网络原因，导致 视频中断 3
        /// </summary>
        public const int NetReasonCloseVideo = 3;

        /// <summary>
        /// 通知对方(忙线中) 挂断 视频连接 4
        /// </summary>
        public const int BusyLine = 4;

        /// <summary>
                /// 远程桌面请求 5
        /// </summary>
        public const int DesktopRequest = 5;

        /// <summary>
                /// 回复远程桌面请求的结果 6
        /// </summary>
        public const int DesktopResult = 6;

        /// <summary>
                ///  主动取消远程桌面请求 7
        /// </summary>
        public const int CancelDesktop = 7;

        /// <summary>
                ///  对方（主人端）主动断开远程桌面 8
        /// </summary>
        public const int OwnerCloseDesktop = 8;

        /// <summary>
                /// 客人端断开远程桌面连接 9
        /// </summary>
        public const int GuestCloseDesktop = 9;
    }

/// <summary>
/// 显示视频聊天窗口
/// </summary>
/// <param name="wait">true表示自己为发送端</param>
public void RequestVideo(bool wait)
{
  if (videoChat == null)
  {
    videoChat = DoCreateVideoChatForm(wait);
  }
  videoChat.Show();
  IMultimediaManager mgr = MultimediaManagerFactory.GetSingleton();
  if (mgr == null)
  {
    CommonHelper.ShowToolTip("无法启动多媒体设备！");
    ClearVideoChat();
    return;
  }
  this.videoChat.Initialize(mgr);
  this.videoChat.SendVideoRequest(wait);
}

/// <summary>
/// 发送视频通话请求
/// </summary>
/// <param name="isSend">是否为发送者</param>
internal void SendVideoRequest(bool isSend)
{
  this.StackPanel_Camera_myself.Visibility = Visibility.Visible;
  this.dynamicCameraConnector_myself.ConnectEnded += DynamicCameraConnector_myself_ConnectEnded;
  this.dynamicCameraConnector_myself.SetViewer(this.image_camera_myself);
  this.dynamicCameraConnector_myself.BeginConnect(this.currentUserID);
  if (isSend)
  {
    this.time_tip.Content = "正在等待对方回复";
    App.multimediaManager.SendCustomizedMessage(this.friendID, InformationTypes.VideoRequest,null, null);
  }
}   

/// <summary>
/// 是否同意视频聊天请求
/// </summary>
/// <param name="isReceive">true表示同意,false表示拒绝</param>
private void ReplyVideoRequest(bool isReceive)
{
  try
  {
    byte[] vs = BitConverter.GetBytes(isReceive);
    App.multimediaManager.SendCustomizedMessage(this.friendId, InformationTypes.VideoResult, vs,null);
    if (isReceive)
    {
      App.mainWindow.RequestVideo(false);
      App.mainWindow.SetCurrentVideo(this.friendId);
    }
    else
    {
      CommonHelper.ShowToolTip("已拒绝对方视频通话邀请");
    }
    Close4BtnClick = true;
    App.mainWindow.ClearVideoRequest();
  }
  catch(Exception e)
  {
    LoginWindow.FileAgileLogger.Log(e, "VideoRequestWindow.ReplyVideoRequest", ESBasic.Loggers.ErrorLevel.Standard);
  }
} 

/// <summary>
/// 视频请求，收到对方回复
/// </summary>
/// <param name="OtherIsAgree">true表示同意，false表示拒绝</param>
internal void SendVideoRequestResult(bool OtherIsAgree)
{
  if (OtherIsAgree)
  {
    this.OnAgree(this.friendID);
    App.mainWindow.SetCurrentVideo(this.friendID);
  }
  else
  {
    CommonHelper.ShowToolTip("对方拒绝与您进行视频通话");
    App.mainWindow.ClearVideoChat();
  }
}

/// <summary>
/// 对方同意视频会话
/// </summary>
public void OnAgree(string destLoginID)
{
  try
  { 
    startTime = DateTime.Now;
    timer.Start();
    this.friendLoginID = destLoginID != null? destLoginID: this.friendName;
    this.lab_title.Content = string.Format("正在和{0}视频会话", this.friendName);
    this.dynamicCameraConnector1.BeginConnect(this.friendLoginID);
    this.microphoneConnector1.BeginConnect(this.friendLoginID);
    this.microphoneConnector1.ConnectEnded += MicrophoneConnector1_ConnectEnded;
    this.dynamicCameraConnector1.ConnectEnded += DynamicCameraConnector1_ConnectEnded;
    this.dynamicCameraConnector1.Disconnected += DynamicCameraConnector1_Disconnected;
    this.dynamicCameraConnector1.SetViewer(this.image_camera_other);
  }
  catch (Exception ee){}
}