private void Receive()
{
IPEndPoint ip = null;
BinaryFormatter bf = new BinaryFormatter();
//Default Frame fixes guid and length
FramePieceInfo CurrentPieceInfo = null;
FramePieceInfo fpi;
while (!cancellationTokenSource.IsCancellationRequested)
{
try
{
byte[] data = ClientReceive.Receive(ref ip);
using (MemoryStream ms = new MemoryStream(data))
{
fpi = bf.Deserialize(ms) as FramePieceInfo;
Debug.WriteLine(ms.Length);
}
Debug.WriteLine($"\nReceived: {fpi.Id}");
Debug.WriteLine($"Received: {fpi.FrameBytes.Length}");
Debug.WriteLine($"Total: {fpi.TotalLength}");
if (CurrentPieceInfo == null)
{
CurrentPieceInfo = new FramePieceInfo(fpi.FrameBytes, fpi.Id)
{
TotalLength = fpi.TotalLength
};
}
else if (CurrentPieceInfo.Id == fpi.Id && CurrentPieceInfo.FrameBytes.Length <= CurrentPieceInfo.TotalLength)
{
//Merging received and current frame
byte[] merged = AddImagePiece(CurrentPieceInfo.FrameBytes, fpi.FrameBytes);
CurrentPieceInfo.FrameBytes = merged;
}
else
{
CheckForHit(CurrentPieceInfo);
CurrentPieceInfo = new FramePieceInfo(fpi.FrameBytes, fpi.Id)
{
TotalLength = fpi.TotalLength
};
}
CheckForHit(CurrentPieceInfo);
Debug.WriteLine("Buffer: " + CurrentPieceInfo?.FrameBytes.Length);
}
catch (SocketException ex)
{
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
}
private void Send()
{
using (WebCam webCam = new WebCam())
{
while (!cancellationTokenSource.IsCancellationRequested)
{
try
{
byte[] screenshotBytes = webCam.GetVideoCaptureBytes();
Guid id = Guid.NewGuid();
MemoryStream ms = new MemoryStream();
BinaryFormatter bf = new BinaryFormatter();
using (var inputMs = new MemoryStream(screenshotBytes))
using (BinaryReader br = new BinaryReader(inputMs))
{
FramePieceInfo fi =
new FramePieceInfo(br.ReadBytes(64000), id)
{
TotalLength = screenshotBytes.Length
};
bf.Serialize(ms, fi);
//Thread.Sleep(15);
while (fi.FrameBytes.Length > 0)
{
ClientSend.Send(ms.GetBuffer(), (int)ms.Length);
ms = new MemoryStream();
fi.FrameBytes = br.ReadBytes(64000);
bf.Serialize(ms, fi);
Thread.Sleep(15);
}
}
Debug.WriteLine($"Sent: {screenshotBytes.Length}");
Thread.Sleep(10);
}
catch (ObjectDisposedException oex)
{
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
}
}
private void CheckForHit(FramePieceInfo CurrentPieceInfo)
{
if (CurrentPieceInfo.FrameBytes.Length == CurrentPieceInfo.TotalLength)
{
Debug.WriteLine("Hit");
Application.Current.Dispatcher.Invoke(() =>
{
try
{
OnFrameChange(new ImageBrush(Screenshot.ByteToBitMapSource(CurrentPieceInfo.FrameBytes)));
}
catch (Exception ex)
{
}
});
}
}
