public class Recognition {

    private static final String TAG = "Recoc";

    public Recognition() {
    }

    public Bitmap recognize(Bitmap bmp) {
        Log.v(TAG,"enter");

        org.opencv.core.Mat image = new org.opencv.core.Mat();

        Utils.bitmapToMat(bmp,image);

        CascadeClassifier lower_body_cascade = new CascadeClassifier("resources/haarcascades/haarcascade_lowerbody.xml");

        MatOfRect legs = new MatOfRect();
        // Find the faces in “image”:
        lower_body_cascade.detectMultiScale(image, legs);

        for (int i = 0; i < legs.width(); i++) {
            Rect leg_i = legs.;
            rectangle(image, leg_i, new Scalar(0, 255, 0, 1));
        }

        return bmp;
    }

}