List of Known Properties

Properties generated by OpenSlide

openslide.background-color

The background color of the slide, given as an RGB hex triplet. This property is not always present.

openslide.barcode

The contents of the slide’s barcode. This property is not always present.

openslide.bounds-height

The height of the rectangle bounding the non-empty region of the slide. This property is not always present.

openslide.bounds-width

The width of the rectangle bounding the non-empty region of the slide. This property is not always present.

openslide.bounds-x

The X coordinate of the rectangle bounding the non-empty region of the slide. This property is not always present.

openslide.bounds-y

The Y coordinate of the rectangle bounding the non-empty region of the slide. This property is not always present.

openslide.comment

A free-form text comment. This property is not always present.

openslide.icc-size

The size of the slide’s ICC profile, if any.

openslide.mpp-x

Microns per pixel in the X dimension of level 0. May not be present or accurate.

openslide.mpp-y

Microns per pixel in the Y dimension of level 0. May not be present or accurate.

openslide.objective-power

Magnification power of the objective. Often inaccurate; sometimes missing.

openslide.quickhash-1

A non-cryptographic hash of a subset of the slide data. It can be used to uniquely identify a particular virtual slide, but cannot be used to detect file corruption or modification.

openslide.vendor

The name of the vendor backend.

Properties for TIFF-based formats

tiff.Artist

The contents of the TIFF Artist tag.

tiff.Copyright

The contents of the TIFF Copyright tag.

tiff.DateTime

The contents of the TIFF DateTime tag.

tiff.DocumentName

The contents of the TIFF DocumentName tag.

tiff.HostComputer

The contents of the TIFF HostComputer tag.

tiff.ImageDescription

The contents of the TIFF ImageDescripton tag.

tiff.Make

The contents of the TIFF Make tag.

tiff.Model

The contents of the TIFF Model tag.

tiff.ResolutionUnit

The contents of the TIFF ResolutionUnit tag.

tiff.Software

The contents of the TIFF Software tag.

tiff.XPosition

The contents of the TIFF XPosition tag.

tiff.XResolution

The contents of the TIFF XResolution tag.

tiff.YPosition

The contents of the TIFF YPosition tag.

tiff.YResolution

The contents of the TIFF YResolution tag.

Vendor-specific properties

A list of vendor-specific properties can be found on the pages for each vendor format.