Multimedia Pedagogy with Open-source Tools
Animations

Copyright © 2005, B. H. Giza, Ph.D

This group of animations were developed by K-12 teachers using TuxPaint (to draw the images) and GIMP (to convert them into GIF animation).

Number

Animation

Comment

1

tuxpaint gimp anim 1

Developed in TuxPaint as an image sequence, which was subsequently assembled as a GIF animation format file in the Gnu Image Manipulation Program (GIMP).

2

tuxpaint gimp anim 2

Developed in TuxPaint as an image sequence, which was subsequently assembled as a GIF animation format file in the Gnu Image Manipulation Program (GIMP).

3

tuxpaint gimp anim 3

Developed in TuxPaint as an image sequence, which was subsequently assembled as a GIF animation format file in the Gnu Image Manipulation Program (GIMP).

3

Dr. Giza's tutorial that he developed for using GIMP to make animations from TuxPaint image sequences is online at
http://www.educationtechnologies.com/modules/gimpanim01/index.html

A summary of the process: Because TuxPaint's default is to save images in a particular directory with a file name derived from the date and time, if a person saves their TuxPaint drawing (with a new file name) repeatedly while creating an image, they automatically generate a set of images with sequential names. GIMP can read the TuxPaint default file type (.PNG format) and "stack" them into an assemblage that it can also convert into the popular and widely used Internet GIF animation format.

For the purpose of efficient display of the animations on a low-speed dial-up line, Dr. Giza optimized the images in JASC's animation program, reducing their file size by 90% (this program removed unused color information and performs other optimizations).

Adobe Acrobat file summarizing the TuxAPint GIMP tutorial (817 KB).



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These documents and all of their contents are copyrighted by B. H. Giza, Ph.D. © Last updated April 6, 2006