private async Task SendImage()
{
Microsoft.Win32.OpenFileDialog openFileDialog = new Microsoft.Win32.OpenFileDialog();
openFileDialog.Title = "选择文件";
openFileDialog.Filter = "jpg|*.jpg|jpeg|*.jpeg|*.txt";
openFileDialog.FileName = string.Empty;
openFileDialog.FilterIndex = 1;
openFileDialog.RestoreDirectory = true;
openFileDialog.DefaultExt = "jpg";
bool?result = openFileDialog.ShowDialog();
if (result != true)
{
return;
}
string fileName = openFileDialog.FileName;
var buffer = UdpHelper.ImageToBytes(fileName);
ImageSend.Source = UdpHelper.BytesToBitmapImage(buffer);
var packages = new UdpHelper(65000).PackageSlice(buffer, 1, UdpFileModel.Image);
var c = 0;
foreach (var package in packages)
{
await _client.SendAsync(package, package.Length);
LbSendImageProcess.Content = $"{++c}/{packages.Count}";
await Task.Delay(1);
}
}
private void ReceiveImage()
{
IPEndPoint remoteIpEndPoint = new IPEndPoint(IPAddress.Any, 0);
while (true)
{
lock (locker)
{
try
{
Byte[] receiveBytes = receivingUdpClient.Receive(ref remoteIpEndPoint);
var op = _udpHelper.PackageConcat(receiveBytes);
if (op == 0)
{
Dispatcher.Invoke(() =>
{
//LbReceive.Content = $"{++count + 1}";
LbReceiveImageProcess.Content = $"{++count}/{UdpHelper.Packages.Count}";
});
}
if (op == 1)
{
var img = _udpHelper.PackageMerge(UdpHelper.Packages, 1);
Dispatcher.Invoke(() =>
{
ImageReceive.Source = UdpHelper.BytesToBitmapImage(img);
count = 0;
});
}
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
}
}
}
}
