Create metadata for Endianness and DataSampleFormatCode when importing SEG-Y data.
This is useful when exporting the data back into SEG-Y if the exporter wants to change any header fields (e.g. export in a different format than the original).
This is useful when exporting the data back into SEG-Y if the exporter wants to change any header fields (e.g. export in a different format than the original).