Method MutableSample

deps/tesseract/classify/trainingsampleset.cpp:191–198

Get a sample by its font, class, index. Does not randomize. OrganizeByFontAndClass must have been already called.

// Get a sample by its font, class, index. Does not randomize.
// OrganizeByFontAndClass must have been already called.
TrainingSample* TrainingSampleSet::MutableSample(int font_id, int class_id,
                                                 int index) {
  ASSERT_HOST(font_class_array_ != NULL);
  int font_index = font_id_map_.SparseToCompact(font_id);
  if (font_index < 0) return NULL;
  int sample_index = (*font_class_array_)(font_index, class_id).samples[index];
  return samples_[sample_index];
}

// Returns a string debug representation of the given sample:
// font, unichar_str, bounding box, page.