// Note: you can detect other features than frontal faces by
// changing HCSB.txt in this directory to one of the files in
// the OtherCascades subdirectory. See the README file there
// for more information.
InputStream is = getClass().getResourceAsStream("HCSB.txt");
this.dh = new DetectHaarMultiScale(is, nMinScale, nMaxScale);
}