/** Detector constructor. * Builds, from a XML file, the corresponding Haar cascade. * @param filename The XML file (generated by OpenCV) describing the Haar cascade. */ public Detector(String filename) { XmlDocument doc = new XmlDocument(); doc.Load(filename); stages = new List<Stage>(); XmlNode racine = doc.FirstChild.FirstChild; string[] dementions = racine["size"].InnerText.Split(' '); size = new Point(int.Parse(dementions[0]), int.Parse(dementions[1])); XmlNodeList it = racine["stages"].ChildNodes; foreach(XmlNode stage in it) { float thres = float.Parse(stage["stage_threshold"].InnerText, CultureInfo.InvariantCulture); //System.out.println(thres); XmlNodeList it2 = stage["trees"].ChildNodes; Stage st = new Stage(thres); foreach (XmlNode tree in it2) { Tree t = new Tree(); XmlNodeList it4 = tree.ChildNodes; foreach (XmlNode feature in it4) { float thres2 = float.Parse(feature["threshold"].InnerText, CultureInfo.InvariantCulture); int left_node = -1; float left_val = 0; bool has_left_val = false; int right_node = -1; float right_val = 0; bool has_right_val = false; XmlNode e = feature["left_val"]; if (e != null) { left_val = float.Parse(e.InnerText, CultureInfo.InvariantCulture); has_left_val = true; } else { left_node = int.Parse(feature["left_node"].InnerText); has_left_val = false; } e = feature["right_val"]; if (e != null) { right_val = float.Parse(e.InnerText, CultureInfo.InvariantCulture); has_right_val = true; } else { right_node = int.Parse(feature["right_node"].InnerText); has_right_val = false; } Feature f = new Feature(thres2, left_val, left_node, has_left_val, right_val, right_node, has_right_val, size); XmlNodeList it3 = feature["feature"]["rects"].ChildNodes; foreach (XmlNode node in it3) { string s = node.InnerText.Trim(); //System.out.println(s); Rectangle r = Rectangle.fromString(s); f.add(r); } t.addFeature(f); } st.addTree(t); //System.out.println("Number of nodes in tree "+t.features.size()); } //System.out.println("Number of trees : "+ st.trees.size()); stages.Add(st); } //System.out.println(stages.size()); }
public void addFeature(Feature f) { features.Add(f); }