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5OPENSLIDE-WRITE-PNG(1)           User Commands          OPENSLIDE-WRITE-PNG(1)
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NAME

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

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

19       Write a region of the specified level of  a  virtual  slide  to  a  PNG
20       image.   x  and y are pixel coordinates in level 0, the highest-resolu‐
21       tion slide level.  width and height are pixel dimensions in the  speci‐
22       fied level.
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24       The dimensions of each level of a slide can be obtained with openslide-
25       show-properties(1).
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OPTIONS

29       --help Display usage summary.
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32       --version
33              Display version and copyright information.
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EXIT STATUS

37       openslide-write-png returns 0 on success, 1 if an error occurred, or  2
38       if the arguments are invalid.
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42       Copyright © 2007-2012 Carnegie Mellon University and others
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44       OpenSlide  is  free  software: you can redistribute it and/or modify it
45       under the terms of the GNU Lesser General Public License, version 2.1
46       ⟨http://gnu.org/licenses/lgpl-2.1.html⟩.
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48       OpenSlide  comes with NO WARRANTY, to the extent permitted by law.  See
49       the GNU Lesser General Public License for more details.
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SEE ALSO

53       openslide-quickhash1sum(1), openslide-show-properties(1)
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57OpenSlide 3.4.1                   2012-02-24            OPENSLIDE-WRITE-PNG(1)
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