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openslide-write-png(1)           User Commands          openslide-write-png(1)




NAME

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



SYNOPSIS

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



DESCRIPTION

       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-resolu-
       tion slide level.  width and height are pixel dimensions in the  speci-
       fied level.

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



OPTIONS

       --help Display usage summary.


       --version
              Display version and copyright information.



EXIT STATUS

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



COPYRIGHT

       Copyright (C) 2007-2012 Carnegie Mellon University and others

       OpenSlide  is  free  software: you can redistribute it and/or modify it
       under the terms of the GNU Lesser General Public License, version 2.1
       <http://gnu.org/licenses/lgpl-2.1.html>.

       OpenSlide  comes with NO WARRANTY, to the extent permitted by law.  See
       the GNU Lesser General Public License for more details.



SEE ALSO

       openslide-quickhash1sum(1), openslide-show-properties(1)



OpenSlide 3.4.1                   2012-02-24            openslide-write-png(1)

openslide 3.4.1 - Generated Mon Apr 27 19:53:33 CDT 2015
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