/// <summary>
/// Get the longest contour with in a region
/// </summary>
/// <param name="image"></param>
/// <param name="location"></param>
/// <param name="cannyLow"></param>
/// <param name="cannyHigh"></param>
/// <returns></returns>
private HObject GetContour(HImage image, FindLineLocation location, int cannyLow = 20, int cannyHigh = 40)
{
HObject region;
HOperatorSet.GenRectangle2(out region, location.Y, location.X, MathUtils.ToRadian(location.Angle),
location.Len1, location.Len2);
var imageEdge = image.ReduceDomain(new HRegion(region));
return(imageEdge.EdgesSubPix("canny", 3, cannyLow, cannyHigh));
}
public FindLineLocation FindLineLocationRelativeToAbsolute(FindLineLocation relativeLocation)
{
var point = PointRelativeToAbsolute(relativeLocation.X, relativeLocation.Y);
var angle = DegreeRelativeToAbsolute(relativeLocation.Angle);
return(new FindLineLocation()
{
Angle = angle, Len1 = relativeLocation.Len1, Len2 = relativeLocation.Len2, X = point.ImageX, Y = point.ImageY,
ImageIndex = relativeLocation.ImageIndex, Name = relativeLocation.Name
});
}