Suppress TIFF warnings.
Suppress TIFF warnings.

GeoTIFFs always print warning messages like "TIFFReadDirectory: Warning,
Unknown field with tag 34736 (0x87b0) encountered.".  These are
expected, and therefore not useful, so suppress them.

DigitalSlideArchive/large_image,girder/large_image,DigitalSlideArchive/large_image,DigitalSlideArchive/large_image,girder/large_image,girder/large_image