lensfun: Database format versions

lensfun 0.3.95.0

Database format versions

database version | Lensfun release | changes | incompatibilities with previous versions
--- | --- | --- | ---
0 | ≤ 0.2.8 | — | —
1 | 0.3 | new: <aspect-ratio> tag new: <real-focal-length> tag removed: <field_of_view> tag APS-C crop factors are given with a higher accuracy | —
2 | ?? | new: "acm" models for distortion, TCA, and vignetting; the <real-focal-length> tag moved into the real-focal attribute in <distortion> | —