20190429 GNU/Linux supports an extensive collection of
graphics and image and photo processing packages that rival and
surpass the best closed source products. In this chapter we focus on
specific tasks that we may want to perform on images or in the
generation of graphics. The tools that are discussed in this chapter
- eog: Eye of Gnome is an image viewer native to the
- gimp: The Gnome Image Manipulation Program is a full
featured alternative to Adobe PhotoShop with extensive capabilities
for processing images;
- gpick: GPick is a useful tool that can be used to
picking colours simply by clicking on some region of the desktop;
- graphviz: GrapViz is a text-based markup language
for generating graphs in a variety of output formats, including
- gthumb: GThumb is a graphics file browser with a
focus on displaying thumbnail images.
- imagemagick: ImageMagick provides one of the most
extensive library of commands for command line image
manipulation. It will be used extensively in this chapter;
- inkscape: InkScape is an editor of Scalable Vector
- xfig: XFig is an older yet well featured and
powerful vector graphics editor. Highly recommended.
To generate graphics, particularly in the context of data analytics,
see Chapter 73 which covers the statistical language R.
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