- Deprecate first parameter to TiffTag.overwrite (no longer required).
- TiffTag init API change (breaking).
- Detect Ventana BIF series and warn that tiles are not stitched.
- Enable reading PreviewImage from RAW formats (93, 94).
- Work around numpy.ndarray.tofile is very slow for non-contiguous arrays.
- Fix issues with PackBits compression (requires imagecodecs 2021.7.30).