/// <summary>
/// Stop voice recording.
/// </summary>
private async void StopCapture(MediaElement mediaElement)
{
if (Status != RecorderStatus.Recording)
{
return;
}
Debug.WriteLine("Stopping recording");
await _mediaCapture.StopRecordAsync();
Debug.WriteLine("Stop recording successful");
Status = RecorderStatus.Initial;
_recordingStream.Seek(0);
//mediaElement.AutoPlay = true;
//mediaElement.SetSource(_recordingStream, "");
//mediaElement.Play();
//var buffer = new Windows.Storage.Streams.Buffer(4000000);
//await _recordingStream.ReadAsync(buffer, buffer.Capacity, InputStreamOptions.None);
//var bytes = buffer.ToArray();
var clientDatagramSocket = new Windows.Networking.Sockets.DatagramSocket();
var hostName = new Windows.Networking.HostName(HostName);
await clientDatagramSocket.ConnectAsync(hostName, Port);
using (var serverDatagramSocket = new Windows.Networking.Sockets.DatagramSocket())
{
using (Stream outputStream = (await serverDatagramSocket.GetOutputStreamAsync(hostName, Port)).AsStreamForWrite())
{
var buffer = new Windows.Storage.Streams.Buffer(MaxUdpPackageSize);
while (true)
{
var retrievedBuffer = _recordingStream.ReadAsync(buffer, MaxUdpPackageSize, InputStreamOptions.None).GetResults();
if (retrievedBuffer == null || retrievedBuffer.Length < 1)
{
break;
}
outputStream.Write(retrievedBuffer.ToArray(), 0, (int)retrievedBuffer.Length);
outputStream.Flush();
}
}
}
}
/// <summary>
/// Retrieve the current network time from ntp server "time.windows.com".
/// </summary>
public async void GetNetworkTime(string ntpServer)
{
averageNtpRTT = 0; //reset
currentNtpQueryCount = 0; //reset
minNtpRTT = -1; //reset
//NTP uses UDP
ntpSocket = new Windows.Networking.Sockets.DatagramSocket();
ntpSocket.MessageReceived += OnNTPTimeReceived;
if (ntpQueryTimer == null)
{
ntpQueryTimer = new Windows.UI.Xaml.DispatcherTimer();
ntpQueryTimer.Tick += NTPQueryTimeout;
ntpQueryTimer.Interval = new TimeSpan(0, 0, 5); //5 seconds
}
if (ntpRTTIntervalTimer == null)
{
ntpRTTIntervalTimer = new Windows.UI.Xaml.DispatcherTimer();
ntpRTTIntervalTimer.Tick += SendNTPQuery;
ntpRTTIntervalTimer.Interval = new TimeSpan(0, 0, 0, 0, 200); //200ms
}
ntpQueryTimer.Start();
try
{
//The UDP port number assigned to NTP is 123
await ntpSocket.ConnectAsync(new Windows.Networking.HostName(ntpServer), "123");
ntpRTTIntervalTimer.Start();
}
catch (Exception e)
{
Debug.WriteLine($"NtpSync: Exception when connect socket: {e.Message}");
ntpResponseMonitor.Stop();
ReportNtpSyncStatus(false);
}
}
private async void UdpClient()
{
try
{
socket = new Windows.Networking.Sockets.DatagramSocket();
socket.MessageReceived += Socket_MessageReceived;
serverHost = new Windows.Networking.HostName(serverIP);
await socket.ConnectAsync(serverHost, port);
udpReady = true;
ConnectButton.Content = "Connected!";
}
catch (Exception e)
{
}
}
public UpStreamMgr()
{
var tunnelSocket = new Windows.Networking.Sockets.DatagramSocket();
tunnelSocket.ConnectAsync(new HostName("127.0.0.1"), "23123").AsTask().Wait();
}
/// <summary>
/// Retrieve the current network time from ntp server "time.windows.com".
/// </summary>
public async void GetNetworkTime(string ntpServer)
{
averageNtpRTT = 0; //reset
currentNtpQueryCount = 0; //reset
minNtpRTT = -1; //reset
//NTP uses UDP
ntpSocket = new Windows.Networking.Sockets.DatagramSocket();
ntpSocket.MessageReceived += OnNTPTimeReceived;
if (ntpQueryTimer == null)
{
ntpQueryTimer = new Windows.UI.Xaml.DispatcherTimer();
ntpQueryTimer.Tick += NTPQueryTimeout;
ntpQueryTimer.Interval = new TimeSpan(0, 0, 5); //5 seconds
}
if (ntpRTTIntervalTimer == null)
{
ntpRTTIntervalTimer = new Windows.UI.Xaml.DispatcherTimer();
ntpRTTIntervalTimer.Tick += SendNTPQuery;
ntpRTTIntervalTimer.Interval = new TimeSpan(0, 0, 0, 0, 200); //200ms
}
ntpQueryTimer.Start();
try
{
//The UDP port number assigned to NTP is 123
await ntpSocket.ConnectAsync(new Windows.Networking.HostName(ntpServer), "123");
ntpRTTIntervalTimer.Start();
}
catch (Exception e)
{
Debug.WriteLine($"NtpSync: Exception when connect socket: {e.Message}");
ntpResponseMonitor.Stop();
ReportNtpSyncStatus(false);
}
}
