> canon_read_int can be substituted with, or wrap exif_get_int16/32.
> CR2 tiff code can now use exif_tiff_directory_offset.
- > support olympus MakerNote, investigate RAW
- > support konica / minolta MakerNote, investigate RAW
+ d> support olympus MakerNote, investigate RAW (raw embedded jpeg appears to be tiny).
+ > support konica / minolta MakerNote, investigate RAW.
> exif.c parser should not be using EXIF tags during tiff directory search for EXIF tag.