OPENSLIDE-WRITE-PNG(1) User Commands OPENSLIDE-WRITE-PNG(1)

openslide-write-png - Write a region of a virtual slide to a PNG

openslide-write-png [--help] [--version] slide-file x y level width height output-file

Write a region of the specified level of a virtual slide to a PNG image. x and y are pixel coordinates in level 0, the highest-resolution slide level. width and height are pixel dimensions in the specified level.

The dimensions of each level of a slide can be obtained with openslide-show-properties(1).

Display usage summary.
Display version and copyright information.

openslide-write-png returns 0 on success, 1 if an error occurred, or 2 if the arguments are invalid.

openslide-write-png is a legacy command and no new features will be added. Its replacement is the region read subcommand of slidetool(1).

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openslide-show-properties(1), slidetool(1)

2023-06-30 OpenSlide 4.0.1