- const float* get_samples(int64_t start_sample,
- int64_t end_sample) const;
+ void get_samples(int64_t start_sample, int64_t end_sample, float* dest) const;
+
+ const pair<float, float> get_min_max() const;
+
+ float* get_iterator_value_ptr(SegmentDataIterator* it);