private void _udpReceiver_DatagramReceived(object sender, DatagramReceivedArgs e)
{
if (_samples != null)
{
_samples.Push(e.Datagram);
}
SampleReady?.Invoke(this, new SampleReadyArgs(e.Datagram));
}
private void _udpReceiver_DatagramReceived(object sender, DatagramReceivedArgs e)
{
var message = Encoding.UTF8.GetString(e.Datagram);
var response = _commandInterpreter.Interpret(message);
Log($"message: {message}, response: {response}");
if (!String.IsNullOrEmpty(response))
{
e.Reply = Encoding.UTF8.GetBytes(response);
}
}
private void _udpReceiver_DatagramReceived(object sender, DatagramReceivedArgs e)
{
_frameComposer.AddSample(e.Datagram);
}
private static void VideoReceiver_DatagramReceived(object sender, DatagramReceivedArgs e)
{
try
{
if (!_stopwatch.IsRunning)
{
_stopwatch.Start();
}
if (_stream == null)
{
_stream = new FileStream("tello.mp4", FileMode.OpenOrCreate);
}
if (_size == 0)
{
// test for 0001
if (e.Datagram[0] == 0 && e.Datagram[1] == 0 && e.Datagram[2] == 0 && e.Datagram[3] == 1)
{
Console.WriteLine("frame in sync");
}
else
{
Console.WriteLine("frame out of phase");
}
}
_stream.Write(e.Datagram, 0, e.Datagram.Length);
//var builder = new StringBuilder();
_size += e.Datagram.Length;
_ttlSize += (ulong)e.Datagram.Length;
//builder.AppendLine($"{DateTime.Now}: {e.Datagram.Length} bytes received from {e.RemoteEndpoint.Address}:{e.RemoteEndpoint.Port}");
//builder.AppendLine("----------------------");
if (e.Datagram.Length != 1460)
{
++_frames;
//builder.AppendLine($"frame size: {_size}");
Console.WriteLine($"frame size: {_size}, frames: {_frames}, elapsed ms: {_stopwatch.ElapsedMilliseconds}, fps: {_frames / _stopwatch.Elapsed.TotalSeconds}, bit rate: {_ttlSize * 8 / _stopwatch.Elapsed.TotalSeconds}");
_size = 0;
}
//builder.AppendLine( Encoding.UTF8.GetString(e.Datagram));
//builder.AppendLine("----------------------");
//for (var i = 0; i < e.Datagram.Length; ++i)
//{
// if (i > 0 && i % 2 == 0)
// {
// builder.Append(" ");
// }
// builder.Append(e.Datagram[i].ToString("X2"));
//}
//builder.AppendLine();
//builder.AppendLine("==============================================");
//Console.WriteLine(builder.ToString());
}
catch (Exception ex) {
Debug.WriteLine(ex.ToString());
}
}
private static void StateReceiver_DatagramReceived(object sender, DatagramReceivedArgs e)
{
Console.WriteLine($"TELLO STATE: {Encoding.UTF8.GetString(e.Datagram)}");
}
private async void StateReceiver_DatagramReceived(object sender, DatagramReceivedArgs e)
{
Debug.WriteLine($"TELLO STATE: {Encoding.UTF8.GetString(e.Datagram)}");
await Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () => { _telloStateText.Text = $"TELLO STATE: {Encoding.UTF8.GetString(e.Datagram)}"; });
}
