public void DibujarSimulacion()
{
//cargo los labels
lblserverpower.Text = "Serve Power: " + GetServerPower(ServerPower);
lblservereffect.Text = "Effect: " + GetServerEffect(ServerEffect);
lblserverdirection.Text = "Direction: " + GetServerDirection(ServerDirection);
lblserverhilt.Text = "Serve Hilt: " + GetServerHilt(ServerHilt);
lblserverhilttype.Text = "Serve Hilt Type: " + GetServerHiltType(ServerHilt);
lblservershottype.Text = "Serve Shot Type:" + GetServerShotType(ServerShotType);
//Posiciono los jugadores y la bola
ResetBallRight();
ResetServerPosition();
ResetReceptorPosition();
VideoSample video = new VideoSample();
String tipoSaque = VideoSample.SaquePlano;
if (ServerEffect == 1)
{
tipoSaque = VideoSample.SaqueConEfecto;
}
video.PlayVideo(tipoSaque);
video.Show();
Show();
graficar = new Thread(new ThreadStart(this.MoveBall));
graficar.Start();
}
private void SendSamples()
{
while (_sampleQueue.Count() > 0 && _outstandingGetVideoSampleCount > 0)
{
if (!(shutdownEvent.WaitOne(0)))
{
VideoSample vs = _sampleQueue.Dequeue();
Stream s = System.Runtime.InteropServices.WindowsRuntime.WindowsRuntimeBufferExtensions.AsStream(vs.buffer);
// Send out the next sample
MediaStreamSample msSamp = new MediaStreamSample(
_videoDesc,
s,
0,
s.Length,
(long)vs.hnsPresentationTime,
(long)vs.hnsSampleDuration,
_emptySampleDict);
ReportGetSampleCompleted(msSamp);
_outstandingGetVideoSampleCount--;
}
else
{
// If video rendering is shutting down we should no longer deliver frames
return;
}
}
}
public RtspHandler(Uri uri)
{
_rtspClient = new RtspClient(uri, RtspClient.ClientProtocolType.Udp)
{
AutomaticallyReconnect = true,
/*ConfigureSocket = (s) => {
* s.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReuseAddress, true);
* }*/
};
_videoStreamInfo = new StreamInfo(OnVideoPacket);
_audioStreamInfo = new StreamInfo(OnAudioPacket);
_playStarted = new BehaviorSubject <bool>(false);
_lastVideoSample = null;
#if DEBUG
_rtspClient.Logger = new DebuggingLogger();
_rtspClient.OnConnect += (s, o) => Trace.WriteLine("RtspClient::OnConnect()");
_rtspClient.OnDisconnect += (s, o) => Trace.WriteLine("RtspClient::OnDisconnect()");
_rtspClient.OnPause += (s, o) => Trace.WriteLine("RtspClient::OnPause()");
_rtspClient.OnPlay += (s, o) => Trace.WriteLine("RtspClient::OnPlay()");
_rtspClient.OnRequest += (s, req) => Trace.WriteLine("RtspClient::OnRequest(): " + req.HeaderEncoding.GetString(req.PrepareStatusLine(false).ToArray()));
_rtspClient.OnResponse += (s, req, res) => Trace.WriteLine($"RtspClient::OnResponse(): {req.MethodString} => {res?.StatusCode} {res?.HttpStatusCode}\n{res?.Body}");
_rtspClient.OnStop += (s, a) => Trace.WriteLine("RtspClient::OnStop()");
#endif
}
private void AddVideoParamaterSet(VideoSample sample)
{
var configpart = VideoParameter.Split(',');
// Add SPS
sample.BeginUnit();
sample.AddUnitData(Convert.FromBase64String(configpart[0]));
sample.EndUnit();
// Add PPS
sample.BeginUnit();
sample.AddUnitData(Convert.FromBase64String(configpart[1]));
sample.EndUnit();
}
private IRtspSample OnVideoPacket(long sampleTime, RtpPacket packet, bool discontinuity)
{
if (discontinuity)
{
// clear fragmented NAL unit
_lastVideoSample = null;
}
var data = packet.PayloadData.ToArray();
if (data.Length < 1)
{
return(null);
}
// Interleaved mode is not supported.
var nalUnitFlags = data[0] & 0xe0;
var nalUnitType = data[0] & 0x1f;
if (nalUnitType <= 23)
{
// NAL unit (one packet, one NAL)
//Trace.WriteLine($"RtspHandler::OnVideoPacket(): NALType({nalUnitType}) Timestamp={packet.Timestamp} Length={data.Length}");
var sample = new VideoSample(sampleTime, discontinuity, (nalUnitType == 5));
if (sampleTime == 0)
{
AddVideoParamaterSet(sample);
}
sample.BeginUnit();
sample.AddUnitData(data);
sample.EndUnit();
sample.Commit();
return(sample);
}
if (nalUnitType == 24)
{
// STAP-A (Single-time aggregation packet: one packet, multiple NALs)
// TBD
Debug.WriteLine("RtspHandler::OnVideoPacket(): STAP-A");
return(null);
}
if (nalUnitType == 28)
{
// FU-A (Fragmentation Units: multiple packets, one NAL)
//var fuIndicator = data[0];
var fuHeader = data[1];
if ((fuHeader & 0x80) != 0) // check start bit
// start of a fragmented NAL unit
{
var fuNalUnitType = fuHeader & 0x1f;
//Trace.WriteLine($"RtspHandler::OnVideoPacket(): FU-A Start NALType({fuNalUnitType}) Timestamp={packet.Timestamp} Length={data.Length - 2}");
if (_lastVideoSample != null)
{
Debug.WriteLine("RtspHandler::OnVideoPacket(): Invalid fragmented NAL start.");
}
_lastVideoSample = new VideoSample(sampleTime, discontinuity, (fuNalUnitType == 5));
if (sampleTime == 0)
{
AddVideoParamaterSet(_lastVideoSample);
}
_lastVideoSample.BeginUnit();
_lastVideoSample.AddUnitData((byte)(nalUnitFlags | fuNalUnitType));
_lastVideoSample.AddUnitData(data.Skip(2));
return(null);
}
if (discontinuity)
{
Debug.WriteLine("RtspHandler::OnVideoPacket(): Ignore middle-started fragmented NAL.");
return(null);
}
if ((fuHeader & 0x40) != 0) // check end bit
// end of a fragmented NAL unit
//Trace.WriteLine($"RtspHandler::OnVideoPacket(): FU-A End Timestamp={packet.Timestamp} Length={data.Length - 2}");
{
if (_lastVideoSample != null)
{
_lastVideoSample.AddUnitData(data.Skip(2));
_lastVideoSample.EndUnit();
_lastVideoSample.Commit();
var sample = _lastVideoSample;
_lastVideoSample = null;
return(sample);
}
else
{
Debug.WriteLine("RtspHandler::OnVideoPacket(): Invalid fragmented NAL end.");
return(null);
}
}
// following FU payload
//Trace.WriteLine($"RtspHandler::OnVideoPacket(): FU-A Continue Timestamp={packet.Timestamp} Length={data.Length - 2}");
if (_lastVideoSample != null)
{
_lastVideoSample.AddUnitData(data.Skip(2));
}
else
{
Debug.WriteLine("RtspHandler::OnVideoPacket(): Invalid fragmented NAL.");
}
return(null);
}
Debug.WriteLine($"RtspHandler::OnVideoPacket(): Unknown NALType({nalUnitType})");
return(null);
}
private void SubmitVideoSample(VideoSample videoSample)
{
Stream sampleStream = WindowsRuntimeBufferExtensions.AsStream(videoSample.buffer);
// Send out the next NAL
MediaStreamSample mediaStreamSamp = new MediaStreamSample(
videoDesc,
sampleStream,
0,
sampleStream.Length,
(long)videoSample.frameNumber,
emptySampleDict);
Debug.WriteLine("Submitting video samples");
ReportGetSampleCompleted(mediaStreamSamp);
}
private void EnqueueNal(byte[] buf, int nalStart, int nalEnd, ulong frameNumber)
{
int nalLength = nalEnd - nalStart;
byte[] nal = new byte[nalLength];
Array.ConstrainedCopy(buf, nalStart, nal, 0, nalLength);
VideoSample videoSample = new VideoSample(nal.AsBuffer(), frameNumber);
bool canDirectSubmit;
lock (nalQueueLock)
{
if (nalQueue.Count == 0 && outstandingGetVideoSampleCount > 0)
{
outstandingGetVideoSampleCount--;
canDirectSubmit = true;
}
else
{
canDirectSubmit = false;
nalQueue.Enqueue(videoSample);
}
}
if (canDirectSubmit)
{
Debug.WriteLine("Direct submitting NALU");
SubmitVideoSample(videoSample);
}
else
{
Debug.WriteLine("Queued NALU");
}
}
