!include once #1010056 // OpenIMAJ
import java.awt.Image;

static LS _stickyLibs_HaarCascade_FaceDetector = ll(#1009014, #1009015, #1009016);

lib 1009014 // processing.face
lib 1009015 // object detection
lib 1009016 // xpp (xmlpull implementation) for the above

import org.openimaj.image.ImageUtilities;
import org.openimaj.image.processing.face.detection.DetectedFace;
import org.openimaj.image.processing.face.detection.HaarCascadeDetector;

sclass HaarCascade_FaceDetector extends F1<BufferedImage, L<RectAndConfidence>> {
  new HaarCascadeDetector detector;
  
  public L<RectAndConfidence> get(BufferedImage img) {
    if (img == null) null;
    ret map(detector.detectFaces(ImageUtilities.createFImage(img)),
      func(DetectedFace f) -> RectAndConfidence {
        RectAndConfidence(openImajRectangleToRect(f.getBounds()), f.getConfidence())
      });
  }
}