opencv_processing_camera_select.pde

import gab.opencv.*;
import processing.video.*;
import java.awt.*;

Capture video;
OpenCV opencv;

void 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(i + " " + cameras[i]);
    }
    video = new Capture(this, 640/2, 360/2, "FaceTime HD Camera", 30);
    size(640/2,360/2);
    opencv = new OpenCV(this, 640/2, 360/2);
    opencv.loadCascade(OpenCV.CASCADE_FRONTALFACE);  

    video.start();
  }
}

void draw() {
  opencv.loadImage(video);
  image(video, 0, 0);

  noFill();
  stroke(0, 255, 0);
  strokeWeight(3);
  Rectangle[] faces = opencv.detect();
  println(faces.length);
  
  for (int i = 0; i < faces.length; i++) {
    println(faces[i].x + "," + faces[i].y);
    rect(faces[i].x, faces[i].y, faces[i].width, faces[i].height);
  }
}

void captureEvent(Capture c) {
  c.read();
}