TIFFReadDirectory: Warning, unknown field with tag 32934 (0x80a6) encountered.
TIFF Directory at offset 0xd4
  Subfile Type: (0 = 0x0)
  Image Width: 11937 Image Length: 7198
  Resolution: 200, 200 pixels/inch
  Bits/Sample: 1
  Compression Scheme: CCITT Group 4
  Photometric Interpretation: min-is-white
  FillOrder: msb-to-lsb
  Orientation: row 0 top, col 0 lhs
  Samples/Pixel: 1
  Rows/Strip: 21
  Planar Configuration: single image plane
  Software: Oi/GFS, writer v00.06.02
  Tag 32934: 0
  Group 4 Options: (0 = 0x0)