private void GetAverageColor()
{
ScreenService.GetScreenResolution(out var screenWidth, out var screenHeight);
var size = new Size(screenWidth, screenHeight);
var verticalDepth = byte.Parse(ReadTextBox(VerticalDepthSampling));
var horizontalDepth = byte.Parse(ReadTextBox(HorizontalDepthSampling));
var screenBitmap = ScreenService.CreateBitmap(screenWidth, screenHeight);
var readings = ArrayService.CreateTaskByteArray(4);
var timer = new Stopwatch();
do
{
WaitMilliseconds(100);
timer.Start();
screenBitmap = ScreenService.CopyFromTheScreen(screenBitmap, size);
var format = screenBitmap.PixelFormat;
var bppModifier =
format == PixelFormat.Format24bppRgb
? 3
: 4; // cutting corners, will fail on anything else but 32 and 24 bit images
var sourceData = screenBitmap.LockBits(new Rectangle(0, 0, screenWidth, screenHeight),
ImageLockMode.ReadOnly,
format);
var stride = sourceData.Stride;
var scan = sourceData.Scan0;
var readingsCount = 0;
#region VerticalRight
readings[readingsCount++] = SendSideRequestAsync(screenHeight, screenWidth, verticalDepth,
_screenLedCount.VerticalLedCountRight, 0, scan, bppModifier, stride, false, false, false);
#endregion
#region HorizonalTop
readings[readingsCount++] = SendSideRequestAsync(screenHeight, screenWidth, horizontalDepth,
_screenLedCount.HorizontalLedCountTop, 0, scan, bppModifier, stride, false, true, true);
#endregion
#region VerticalLeft
readings[readingsCount++] = SendSideRequestAsync(screenHeight, screenWidth, verticalDepth,
_screenLedCount.VerticalLedCountLeft, 0, scan, bppModifier, stride, true, true, false);
#endregion
#region HorizonalBottom
readings[readingsCount] = SendSideRequestAsync(screenHeight, screenWidth, horizontalDepth,
_screenLedCount.HorizontalLedCountBottom, 0, scan, bppModifier, stride, true, false, true);
#endregion
var resultsArray = ArrayService.AwaitTaskByteArray(readings);
screenBitmap.UnlockBits(sourceData);
var endArray = ArrayService.ConvertToSingleArray(resultsArray);
var elapsedTime = timer.ElapsedMilliseconds.ToString();
timer.Reset();
UpdateTextBox(OutputBox1, elapsedTime);
SendDataToSerialPort(endArray, endArray.Length);
} while (_isLEDReadingRunning);
screenBitmap.Dispose();
}
