Name

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      PNGSCREEN

Purpose

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      Save current screen image to a PNG file.

Category

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Calling Sequence

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      pngscreen, [file]

Inputs

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      file = name of PNG file. in

Keyword Parameters

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Keywords

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        /BW read screen image as an 8-bit black and white image.
          No color tables are saved.
        /QUIET Do not show Image saved message.

Outputs

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Common Blocks

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Notes

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      Notes: Prompts for file if called with no args.
        Only for 24-bit color displays.

Modification History

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      R. Sterner, 2001 Mar 21
      R. Sterner, 2002 Mar 04 --- Worked around v5.3 png bug.
      R. Sterner, 2008 Mar 27 --- Added /BW.
      R. Sterner, 2009 Feb 13 --- Added /QUIET.
  Copyright (C) 2001, Johns Hopkins University/Applied Physics Laboratory
  This software may be used, copied, or redistributed as long as it is not
  sold and this copyright notice is reproduced on each copy made. This
  routine is provided as is without any express or implied warranties
  whatsoever. Other limitations apply as described in the file disclaimer.txt.