/**
* Called when the face is assumed to be gone for good. Remove the googly eyes graphic from the
* overlay.
*/
@Override
public void onDone() {
mOverlay.remove(mEyesGraphic);
}
/**
* Hide the graphic when the corresponding face was not detected. This can happen for intermediate
* frames temporarily (e.g., if the face was momentarily blocked from view).
*/
@Override
public void onMissing(FaceDetector.Detections<Face> detectionResults) {
mOverlay.remove(mEyesGraphic);
}