- SegmentAnalogDataIterator* begin_sample_iteration(uint64_t start) const;
- void continue_sample_iteration(SegmentAnalogDataIterator* it, uint64_t increase) const;
- void end_sample_iteration(SegmentAnalogDataIterator* it) const;
+ const pair<float, float> get_min_max() const;
+
+ float* get_iterator_value_ptr(SegmentDataIterator* it);