public IplImage PostProcess(IplImage preProcessedImage, IplImage postProcessedImage)
{
using (CvMemStorage storage = new CvMemStorage())
{
CvSeq seq = preProcessedImage.HoughLines2(storage, HoughLinesMethod.Probabilistic, 1, Math.PI / 180, 30, 40, 15);
var lines = new List <CvLineSegmentPoint>();
for (int i = 0; i < seq.Total; i++)
{
var cvLineSegmentPoint = seq.GetSeqElem <CvLineSegmentPoint>(i);
if (cvLineSegmentPoint != null)
{
lines.Add(cvLineSegmentPoint.Value);
}
}
var groupedLines = RectangleFinder.GroupSegments(lines);
var rects = RectangleFinder.Convert(groupedLines);
RectangleFinder.Filter(rects);
foreach (var cvRect in rects)
{
postProcessedImage.Rectangle(cvRect, CvColor.Red, 3, LineType.AntiAlias);
}
//for (int i = 0; i < groupedLines.Count; i++)
//{
// var color = new CvColor(i*255/max,i*255/max,i*255/max);
// var group = groupedLines[i];
// for (int j = 0; j < group.Lines.Count; j++)
// {
// CvLineSegmentPoint elem = group.Lines[j];
// imgHough.Line(elem.P1, elem.P2, color, 3, LineType.AntiAlias, 0);
// }
//}
//Console.WriteLine(groupedLines.Count);
CvSeq <CvCircleSegment> seq1 = preProcessedImage.HoughCircles(storage,
HoughCirclesMethod.Gradient, 1,
//imgGray.Size.Height / 8, 150, 55, 0, 50);
15, 100, 30, 9, 51);
foreach (CvCircleSegment item in seq1)
{
postProcessedImage.Circle(item.Center, (int)item.Radius, CvColor.Red, 3);
}
}
return(postProcessedImage);
}
public void BackgroundTest(string exeFileName, string commandLineParameter, bool expectedBackground)
{
HtmlToPdfRunner runner = new HtmlToPdfRunner(exeFileName);
string html = @"<!DOCTYPE html>
<html>
<head>
</head>
<body style=""background-color:blue;"">
Test Page
</body>
</html>";
using (TempHtmlFile htmlFile = new TempHtmlFile(html))
{
using (TempPdfFile pdfFile = new TempPdfFile(this.TestContext))
{
string commandLine = string.Empty;
if (!string.IsNullOrEmpty(commandLineParameter))
{
commandLine += $"{commandLineParameter} ";
}
commandLine += $"\"{htmlFile.FilePath}\" \"{pdfFile.FilePath}\"";
HtmlToPdfRunResult result = runner.Run(commandLine);
Assert.AreEqual(0, result.ExitCode, result.Output);
using (PdfReader pdfReader = new PdfReader(pdfFile.FilePath))
{
using (PdfDocument pdfDocument = new PdfDocument(pdfReader))
{
int pageCount = pdfDocument.GetNumberOfPages();
Assert.AreEqual(1, pageCount);
PdfPage page = pdfDocument.GetPage(1);
RectangleFinder rectangleFinder = new RectangleFinder();
PdfCanvasProcessor processor = new PdfCanvasProcessor(rectangleFinder);
processor.ProcessPageContent(page);
ICollection <Rectangle> boxes = rectangleFinder.GetBoundingBoxes();
Assert.AreEqual(expectedBackground ? 1 : 0, boxes.Count());
}
}
}
}
}
private void Snap(object arg)
{
object[] argarr = arg as object[];
IEnumerable <IBoundingBox> tosnap = argarr[0] as IEnumerable <IBoundingBox>;
int index = (int)argarr[1];
List <IBoundingBox> allsnapped = new List <IBoundingBox>();
Bitmap tocrop = Bitmap.FromSystemDrawingBitmap(GetBitmap(index));
foreach (IBoundingBox rect in tosnap)
{
System.Windows.Int32Rect snapped = RectangleFinder.SnapRect(Bitmap.Crop(tocrop, rect));
BoundingBox snappedbb = new BoundingBox(snapped.X + rect.Left + 1, snapped.Y + rect.Top + 1, snapped.Width, snapped.Height);
allsnapped.Add(snappedbb);
}
if (RectsSnapped != null)
{
RectsSnapped(this, new RectsSnappedArgs(allsnapped));
}
}
