The source project of this merge request has been removed.
EXIF 2.3.1 and GPS tags and functionality upgraded.
- Existing EXIF field definition of tags is upgraded to EXIF version 2.3.1
- EXIF-GPS structure, tags and access functions are added as special CustomDirectory (like it was done for EXIF).
- Test program custom_dir_EXIF_231.c added to test writing/reading of EXID IFD and GPS IFD tags and to highlight some quirks of IFD-handling and peculiarities of reading/writing the different data types.
- Reading error for FileSource and SceneType tags corrected. (see Merge Request !36 (closed))
Amended files tif_dirinfo.c, tif_dirread.c, tiff.h, tiffio.h, tif_dir.h, tif_dir.c