There are a lot of different There are a lot of different RAW formats (data formats, metadata formats, metadata values), it's pretty hard to discuss them all at once. In general, you may assume that unpack() provides linear data/black level not subtracted. -- Alex Tutubalin @LibRaw LLC reply
There are a lot of different RAW formats (data formats, metadata formats, metadata values), it's pretty hard to discuss them all at once.
In general, you may assume that unpack() provides linear data/black level not subtracted.