SimpleBlobDetector.create constructor
      
      SimpleBlobDetector.create(
    
    
- SimpleBlobDetectorParams params
 
Implementation
factory SimpleBlobDetector.create(SimpleBlobDetectorParams params) {
  final p = calloc<cvg.SimpleBlobDetector>();
  cvRun(() => cfeatures2d.cv_SimpleBlobDetector_create_1(params.ref, p));
  return SimpleBlobDetector._(p);
}