Dim p as new Process()
Dim sw as StreamWriter
Dim sr as StreamReader
 
Dim myInput as new StreamReader( Me.Temp+"\Background.mpg")
Dim myOutput as new StreamWriter(Me.Temp+"\Menu.mpg")
 
 
ProcessStartInfo psI = new ProcessStartInfo("cmd");
psI.UseShellExecute = false;
psI.RedirectStandardInput = true;
psI.RedirectStandardOutput = true;
psI.CreateNoWindow = true;
p.StartInfo = psI;
 
 
p.Start();
sw = p.StandardInput;
sr = p.StandardOutput;
 
CopyStreamToStream( sw, myInput)
sw.Close();
 
CopyStreamToStream( myOutput, sr)
sr.Close()
myInput.Close()
myOutput.Close()
} 
 
private sub CopyStreamToStream( outStream as StreamWriter, inStream as _
  StreamReader)
' Hier bytearrays von InStream nach OutStream copieren ( baseStream.Write )
End Sub