Image recognition on OpenCV java -


i need ideas how change recognized face throug webcam, instead of make rectangle around face need put image example meme, or else, rigth can recognize face , code put rectangle dont want that, want change face else. have code 

for (rect rect : facedetections.toarray()) { core.rectangle(imagen, new point(rect.x, rect.y), new point(rect.x + rect.width, rect.y      +     rect.height), new scalar(0, 255, 0));       }

and have image loaded this:

mat image2 = highgui.imread("/índice.jpg");

i've found examples in c# need java please if can me. =)

use 1 thing.

point center =  new point(rect.x, rect.y);

now use points set image @ location center.x , center.y.

eg.

label.setlocation((int) center.x, (int) center.y);

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