added basic webcam example (not working)

examples/YoloWecamExample/YoloWecamExample.pde

@@ -0,0 +1,65 @@
+import ch.bildspur.vision.network.YoloDetection;
+import ch.bildspur.vision.network.YoloNetwork;
+import processing.core.PApplet;
+import processing.core.PConstants;
+import processing.core.PImage;
+import processing.video.Capture;
+
+import java.util.List;
+
+
+Capture cam;
+YoloNetwork yolo;
+List<YoloDetection> detections;
+
+public void setup() {
+  size(640, 480, FX2D);
+
+  colorMode(HSB, 360, 100, 100);
+
+  yolo = new YoloNetwork();
+
+  println("loading yolo model...");
+  yolo.setup();
+
+  String[] cameras = Capture.list();
+
+  if (cameras.length == 0) {
+    println("There are no cameras available for capture.");
+    exit();
+  } else {
+    println("Available cameras:");
+    for (int i = 0; i < cameras.length; i++) {
+      println(cameras[i]);
+    }
+
+    // The camera can be initialized directly using an
+    // element from the array returned by list():
+    cam = new Capture(this, cameras[0]);
+    cam.start();
+  }
+}
+
+public void draw() {
+  background(55);
+
+  if (cam.available()) {
+    cam.read();
+  } else {
+    return;
+  }
+
+  image(cam, 0, 0);
+
+  detections = yolo.detect(cam, 0.2f);
+
+  noFill();
+  strokeWeight(2f);
+
+  for (YoloDetection detection : detections) {
+    stroke((int)(360.0 / yolo.getNames().size() * detection.getClassId()), 80, 100);
+    rect(detection.getX(), detection.getY(), detection.getWidth(), detection.getHeight());
+  }
+
+  surface.setTitle("Webcam YOLO Test - FPS: " + Math.round(frameRate));
+}