+ uint32_t get_binary_data_chunk_count(uint32_t segment_id) const;
+ void get_binary_data_chunk(uint32_t segment_id, uint32_t chunk_id,
+ const vector<uint8_t> **dest, uint64_t *size);
+ void get_binary_data_chunks_merged(uint32_t segment_id,
+ uint64_t start_sample, uint64_t end_sample, vector<uint8_t> *dest) const;
+