public LinePair GetLinePair(byte[] buffer)
{
//176*144
//88 * 72 packet with 2 lines in each
if (buffer.Length != BytesPerPacket)
{
throw new ApplicationException("Bad byte count");
}
if (buffer[0] != 0x0B)
{
throw new ApplicationException("Bad start byte");
}
if (buffer[BytesPerPacket - 1] != 0x0F)
{
throw new ApplicationException("Bad end byte");
}
int line = buffer[1];
if (line < 0 || line > 144)
{
throw new ApplicationException(string.Format("Bad line number {0}", line));
}
var pixelData = new byte[PixelsPerPacket];
Array.Copy(buffer, 2, pixelData, 0, pixelData.Length);
_bytesByLine.Add(line, buffer);
int x = 0;
int y = line * 2;
LinePair linePair = new LinePair(y);
//update the 2 lines now
for (int index = 0; index < PixelsPerPacket; index++)
{
if (index % 2 == 0)
{
Color blue = Color.FromArgb(0x0, 0x0, (pixelData[index] & 0x0F) * 16);
linePair.Colors[x, 1] = blue;
BmBayer.SetPixel(x, y + 1, blue);
Color green = Color.FromArgb(0x0, (pixelData[index] >> 4) * 16, 0x0);
linePair.Colors[x + 1, 1] = green;
BmBayer.SetPixel(x + 1, y + 1, green);
}
else
{
Color green = Color.FromArgb(0x0, (pixelData[index] & 0x0F) * 16, 0x0);
linePair.Colors[x, 0] = green;
BmBayer.SetPixel(x, y, green);
Color red = Color.FromArgb((pixelData[index] >> 4) * 16, 0x0, 0x0);
linePair.Colors[x + 1, 0] = red;
BmBayer.SetPixel(x + 1, y, red);
x += 2;
}
}
return(linePair);
}
public override void Execute()
{
////DEBUG
//_isSuccessful = true;
//_isCompleted = true;
//return;
try
{
_request = "DF";
SendAndReceive();
if (_isLogging)
{
Debug.WriteLine("Capture start:");
}
for (int count = 0; count < PacketsInDump; count++)
{
var buffer = new byte[BytesPerPacket];
int totalRead = 0;
while (totalRead < BytesPerPacket)
{
totalRead += _commsPort.Read(buffer, totalRead, BytesPerPacket - totalRead);
}
if (_isLogging)
{
Debug.WriteLine(string.Format("Pkt:{0} :{1}", count, DumpBytes(buffer)));
}
LinePair linePair = GetLinePair(buffer);
Worker.ReportProgress(100 * count / PacketsInDump, linePair);
if (Worker.CancellationPending)
{
SetAborted();
return;
}
}
UpdateInterpolateImage();
}
catch (Exception ex)
{
setError(ex);
}
finally
{
completeCommand();
}
}
