public override IObservable <ConnectedComponentCollection> Process(IObservable <Contours> source)
{
return(source.Select(input =>
{
var currentContour = input.FirstContour;
var output = new ConnectedComponentCollection(input.ImageSize);
while (currentContour != null)
{
var component = ConnectedComponent.FromContour(currentContour);
currentContour = currentContour.HNext;
output.Add(component);
}
return output;
}));
}
public IObservable <ConnectedComponentCollection> Process(IObservable <Tuple <Contours, IplImage> > source)
{
return(source.Select(input =>
{
var image = input.Item2;
var contours = input.Item1;
var currentContour = contours.FirstContour;
var output = new ConnectedComponentCollection(image.Size);
while (currentContour != null)
{
var component = ConnectedComponent.FromContour(currentContour);
component.Patch = image.GetSubRect(component.Contour.Rect);
currentContour = currentContour.HNext;
output.Add(component);
}
return output;
}));
}
public IObservable <ConnectedComponent> Process(IObservable <Seq> source)
{
return(source.Select(input => ConnectedComponent.FromContour(input)));
}