Image Manipulation with The GIMP

1
Image Manipulationwith The GIMP

• GNU Image Manipulation Program

2
Basics of Imaging

• Know these without a doubt
• File management
• (local c vs. network m s )
• File size
• 1000Bytes 1kB
• Good size for Internet picture is 1kB 50kB
• 1000 kB 1MB
• 1000 MB 1 GB

3
Basics of The Gimp

• Powerful image manipulation program
• Open source Free
• Home page
• http//gimp.org/
• Version for Windows
• http//gimp-win.sourceforge.net/stable.html
• Examples
• http//gug.sunsite.dk/pictures/1000519944.jpg
• http//gug.sunsite.dk/pictures/1008501853.jpg
• http//gug.sunsite.dk/pictures/1106598334.gif

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Basics of The Gimp

• Image size vs. file size
• Image size measured in pixels or inches or
• Physical attributes, width x height
• File size measured in KB or MB or GB
• Drive space used up
• To see image size in The Gimp
• View Zoom 100
• To see file size in Windows Explorer (win E)
• View Details

5
Pixel (from webopedia.com)

• Short for Picture Element,
• a single point in a graphic image.
• Graphics monitors display screen into thousands
  or millions of pixels
• arranged in rows and columns.
• The pixels are so close together that they appear
  connected.
• Approximately 80 pixels 1 inch