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Monday, December 10, 2012

A simple GIMP snippets for graphic files manipulations

In MS Windows we can use Paint [1] program to manipulate graphical files. In Linux the most famous and often recommend alternative to is is GIMP.

The problem with GIMP is that as it is a very powerful tool it isn't intuitive and simple to use like Paint. Below are some tricks I use when work with GIMP.

How to draw a square or border line

Once you create a selection you can draw a line to make it visible. An example is shown below.


You can do it from GIMP by using the options: Edit -> Stroke Selection.
More info about his can be found here [2].

How to create a new image from a selected region

With a help of it we can for example extract from an original picture below the Ubuntu logo only.

Original picture:

After extracting and croping:


You can do it from GIMP by using the option: Image  -> Crop to selection
More info about his can be found here [3].

References
  1. http://www.functionx.com/windows/Lesson03.htm

  2. http://pbs01.wordpress.com/2007/09/30/145/
    http://www.youtube.com/watch?v=RiZXLkB82cI
    http://www.gimp.org/tutorials/Borders_On_Selections/

  3. http://gimp.open-source-solution.org/manual/gimp-image-menu.html
    http://gimp.open-source-solution.org/manual/gimp-image-crop.html
    http://docs.gimp.org/2.6/en/plug-in-autocrop-layer.html

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