public IEnumerable <Rectangle> GetAllRectangles(Bitmap img, Rectangle canny, Color color, int colorThreshold,
ContourAcceptance acceptance)
{
var imgFiltered = FilterImage(new Image <Bgr, byte>(img), new FilterParam(color, colorThreshold));
var result = new List <Rectangle>();
using (var contours = new VectorOfVectorOfPoint())
{
CvInvoke.FindContours(imgFiltered, contours, null, RetrType.List, ChainApproxMethod.LinkRuns);
for (var i = 0; i < contours.Size; i++)
{
var contour = contours[i];
if (!acceptance.ValideSize(contour.Size))
{
continue;
}
var area = CvInvoke.MinAreaRect(contour).MinAreaRect();
if (acceptance.ValideHeight(area.Height) && acceptance.ValideWidth(area.Width))
{
result.Add(new Rectangle(new Point(area.X, area.Y), new Size(area.Width, area.Height)));
}
}
}
return(result);
}
public bool HaveRectangle(Bitmap img, Rectangle canny, Color color, int colorThreshold,
ContourAcceptance acceptance)
{
var config = new BasicAreaConfig
{
Area = new CaptureAreaConfig {
X = canny.X, Y = canny.Y, Width = canny.Width, Height = canny.Height
},
ContourAcceptance = new ContourAcceptanceConfig
{
Height = acceptance.Height, HeightOffset = acceptance.HeightOffset,
Width = acceptance.Width, WidthOffset = acceptance.WidthOffset,
Size = acceptance.Size, SizeOffset = acceptance.SizeOffset
},
Color = new ColorConfig {
R = color.R, G = color.G, B = color.B, Seuil = colorThreshold
}
};
return(HaveRectangle(img, config));
}
public Rectangle GetRectangle(Bitmap img, Rectangle canny, Color color, int colorThreshold, ContourAcceptance acceptance)
{
DebugWindow.SetImageStartFishingRaw((Bitmap)img.Clone());
var imgFiltered = FilterImage(new Image <Bgr, byte>(img), new FilterParam(color, colorThreshold));
DebugWindow.SetImageStartFishingFiltered(imgFiltered.ToBitmap());
using (var contours = new VectorOfVectorOfPoint())
{
CvInvoke.FindContours(imgFiltered, contours, null, RetrType.List, ChainApproxMethod.LinkRuns);
for (var i = 0; i < contours.Size; i++)
{
var contour = contours[i];
if (!acceptance.ValideSize(contour.Size))
{
continue;
}
var area = CvInvoke.MinAreaRect(contour).MinAreaRect();
if (acceptance.ValideHeight(area.Height) && acceptance.ValideWidth(area.Width))
{
return(new Rectangle(new Point(area.X, area.Y), new Size(area.Width, area.Height)));
}
}
}
return(Rectangle.Empty);
}
public void WaitRectangleColor(Rectangle canny, Color color, int colorThreshold, EventHandler <RectEventArgs> callback, int checkFrequency, ContourAcceptance acceptance)
{
while (true)
{
var rectangle = GetRectangle(canny, color, colorThreshold, acceptance);
if (rectangle != Rectangle.Empty)
{
callback(this, new RectEventArgs(rectangle));
return;
}
Thread.Sleep(checkFrequency);
}
}
public Rectangle GetRectangle(Rectangle canny, Color color, int colorThreshold, ContourAcceptance acceptance)
{
return(GetRectangle(_screenHelper.ScreenArea(canny), canny, color, colorThreshold, acceptance));
}