1. import ipcapture.*;
2. IPCapture cam;
3. void setup() {
4.   size(640,480);
5.   cam = new IPCapture(this, "http://84.246.0.104:83", "", "");
6.   cam.start();
7.  
8.   // this works as well:
9.  
10.   // cam = new IPCapture(this);
11.   // cam.start("url", "username", "password");
12.  
13.   // It is possible to change the MJPEG stream by calling stop()
14.   // on a running camera, and then start() it with the new
15.   // url, username and password.
16. }
17. void draw() {
18.   if (cam.isAvailable()) {
19.     cam.read();
20.     image(cam,0,0);
21.   }
22. }
23. void keyPressed() {
24.   if (key == ' ') {
25.     if (cam.isAlive()) cam.stop();
26.     else cam.start();
27.   }
28. }

Thank you!