public override bool Do()
{
try
{
m_contours.Clear();
FilterDrawMode DrawOn = (FilterDrawMode)EnumPropertys["DrawOn"].Value;
FilterDrawMode BoundingRect = (FilterDrawMode)EnumPropertys["BoundingRect"].Value;
bool bShowBoundingRect = BoundingRect == FilterDrawMode.Show;
FilterSelectMode SelectMode = (FilterSelectMode)EnumPropertys["SelectMode"].Value;
Point hearPoint = new Point(IntPropertys["X"].Value, IntPropertys["Y"].Value);
FillDrawModeEnum FillMode = (FillDrawModeEnum)EnumPropertys["FillMode"].Value;
bool bFill = FillMode != FillDrawModeEnum.None;
foreach (var src in Sources)
{
IContourFilter searchFilter = src as IContourFilter;
if (searchFilter == null)
{
continue;
}
var outData = src.GetOut();
var contourSrcs = searchFilter.GetResultContours();
for (int dataID = 0; dataID < outData.Count; dataID++)
{
var dst = outData[dataID].Image.Clone();
CvContours selContours = null;
switch (SelectMode)
{
case FilterSelectMode.MaxArea:
selContours = contourSrcs[dataID].GetMaxAreaContour(); break;
case FilterSelectMode.NearPointBR:
selContours = contourSrcs[dataID].GetNearPointContour(hearPoint, CenterDrawMode.BoundingRectCenter); break;
case FilterSelectMode.NearPointW:
selContours = contourSrcs[dataID].GetNearPointContour(hearPoint, CenterDrawMode.PixelWeightCenter); break;
case FilterSelectMode.NearPointH:
selContours = contourSrcs[dataID].GetNearPointContour(hearPoint, CenterDrawMode.HistogramCenter); break;
}
selContours.SetColor(new MCvScalar(IntPropertys["Blue"].Value, IntPropertys["Green"].Value, IntPropertys["Red"].Value));
m_contours.Add(selContours);
if (DrawOn == FilterDrawMode.Show)
{
if (SelectMode != FilterSelectMode.MaxArea)
{
Point ln11 = new Point(IntPropertys["X"].Value, 0);
Point ln12 = new Point(IntPropertys["X"].Value, dst.Height);
Point ln21 = new Point(0, IntPropertys["Y"].Value);
Point ln22 = new Point(dst.Width, IntPropertys["Y"].Value);
CvInvoke.Line(dst, ln11, ln12, new MCvScalar(255, 0, 0), 4);
CvInvoke.Line(dst, ln21, ln22, new MCvScalar(255, 0, 0), 4);
}
selContours.Draw(dst, bFill, bShowBoundingRect);
}
this.m_out.Add(new DataSrc(dst, outData[dataID].Info, false));
}
}
}
catch (CvException ex)
{
return(false);
}
return(true);
}
