private void Camera_ImageArrived(object sender, ImageArrivedEventArgs args)
{
if (ImageArrived != null)
{
ImageArrived(this, args);
}
}
private void Camera_ImageArrived_UIThread(object source, ImageArrivedEventArgs args)
{
var bitmap = LoadBitmap(args.Bitmap);
image.Width = bitmap.Width;
image.Height = bitmap.Height;
image.Source = bitmap;
}
private void OnImageArrived(object sender, ImageArrivedEventArgs args)
{
// If the current result info has the same result ID as the one we've just
// received, store the image in it, otherwise create a new result info object.
lock (_currentResultInfoSyncLock)
{
if (_resultCache.ContainsKey(args.ResultId))
{
_resultCache[args.ResultId].Image = args.Image;
}
else
{
_resultCache.Add(args.ResultId, new ResultInfo(args.ResultId, args.Image, null, null, null));
}
ProcessResultQueue();
}
}
private void OnImageArrived(object sender, ImageArrivedEventArgs args)
{
// If the current result info has the same result ID as the one we've just
// received, store the image in it, otherwise create a new result info object.
lock (_currentResultInfoSyncLock)
{
if (_currentResultInfo.ResultId == args.ResultId)
{
_currentResultInfo.Image = args.Image;
}
else
{
_currentResultInfo = new ResultInfo(args.ResultId, args.Image, null, null);
}
}
_syncContext.Post(
delegate
{
AddListItem("Image arrived (rid=" + args.ResultId.ToString() + "), size = " + args.Image.Width.ToString() + "x" + args.Image.Height.ToString());
ShowResult();
},
null);
}
private void ShowResult(ComplexResult complexResult)
{
List <Image> images = new List <Image>();
List <string> image_graphics = new List <string>();
string read_result = null;
int result_id = -1;
ResultTypes collected_results = ResultTypes.None;
// Take a reference or copy values from the locked result info object. This is done
// so that the lock is used only for a short period of time.
lock (_currentResultInfoSyncLock)
{
foreach (var simple_result in complexResult.SimpleResults)
{
collected_results |= simple_result.Id.Type;
switch (simple_result.Id.Type)
{
case ResultTypes.Image:
Image image = ImageArrivedEventArgs.GetImageFromImageBytes(simple_result.Data);
if (image != null)
{
images.Add(image);
}
break;
case ResultTypes.ImageGraphics:
image_graphics.Add(simple_result.GetDataAsString());
break;
case ResultTypes.ReadXml:
read_result = GetReadStringFromResultXml(simple_result.GetDataAsString());
result_id = simple_result.Id.Id;
break;
case ResultTypes.ReadString:
read_result = simple_result.GetDataAsString();
result_id = simple_result.Id.Id;
break;
}
}
}
AddListItem(string.Format("Complex result arrived: resultId = {0}, read result = {1}", result_id, read_result));
Log("Complex result contains", string.Format("{0}", collected_results.ToString()));
if (images.Count > 0)
{
Image first_image = images[0];
Size image_size = Gui.FitImageInControl(first_image.Size, picResultImage.Size);
Image fitted_image = Gui.ResizeImageToBitmap(first_image, image_size);
if (image_graphics.Count > 0)
{
using (Graphics g = Graphics.FromImage(fitted_image))
{
foreach (var graphics in image_graphics)
{
ResultGraphics rg = GraphicsResultParser.Parse(graphics, new Rectangle(0, 0, image_size.Width, image_size.Height));
ResultGraphicsRenderer.PaintResults(g, rg);
}
}
}
if (picResultImage.Image != null)
{
var image = picResultImage.Image;
picResultImage.Image = null;
image.Dispose();
}
picResultImage.Image = fitted_image;
picResultImage.Invalidate();
}
if (read_result != null && !_cbEmulateEnabled)
{
lbReadString.Text = read_result;
}
if (_cbEmulateEnabled)
{
SendKeys.Send(read_result);
}
}
private void Results_ComplexResultCompleted(object sender, ComplexResult e)
{
List <Image> images = new List <Image>();
List <string> image_graphics = new List <string>();
string read_result = null;
int result_id = -1;
int barcodeCount = 0;
ResultTypes collected_results = ResultTypes.None;
foreach (var simple_result in e.SimpleResults)
{
collected_results |= simple_result.Id.Type;
switch (simple_result.Id.Type)
{
case ResultTypes.Image:
Image image = ImageArrivedEventArgs.GetImageFromImageBytes(simple_result.Data);
if (image != null)
{
images.Add(image);
}
break;
case ResultTypes.ImageGraphics:
image_graphics.Add(simple_result.GetDataAsString());
break;
case ResultTypes.ReadXml:
read_result = GetReadStringFromResultXml(simple_result.GetDataAsString());
result_id = simple_result.Id.Id;
break;
case ResultTypes.ReadString:
read_result = simple_result.GetDataAsString();
result_id = simple_result.Id.Id;
break;
}
}
//BarcodeDetect?.Invoke(read_result.Split('\n').Length.ToString());
barcodeCount = Regex.Matches(read_result, "$", RegexOptions.Multiline).Count;
//TransferImage flag
bool transferImageFlag = _allTimeTransferImage || (PctByScan != barcodeCount);
if (images.Count > 0)
{
Image first_image = images[0];
Size image_size = Gui.FitImageInControl(first_image.Size, PictureSize);
Image fitted_image = Gui.ResizeImageToBitmap(first_image, image_size);
if (image_graphics.Count > 0)
{
using (Graphics g = Graphics.FromImage(fitted_image))
{
foreach (var graphics in image_graphics)
{
ResultGraphics rg = GraphicsResultParser.Parse(graphics, new Rectangle(0, 0, image_size.Width, image_size.Height));
ResultGraphicsRenderer.PaintResults(g, rg);
}
}
}
string myPath = _path + "\\" + DateTime.Now.ToString("yyyyMMddHHmmssfff") + ".jpg";
if (transferImageFlag)
{
fitted_image.Save(myPath);
}
PictureSaved?.Invoke(fitted_image, myPath);
}
if (PctByScan != barcodeCount)
{
BarcodeDetectFailed?.Invoke(read_result);
}
else
{
BarcodeDetectOK?.Invoke(read_result);
}
}
private void Camera_ImageArrived(object source, ImageArrivedEventArgs args)
{
Dispatcher.BeginInvoke((ThreadStart)(() => Camera_ImageArrived_UIThread(source, args)));
}