Selecting Visuals. Types of Images u Fidelity – degree of realism u Black-line drawings to color...
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Transcript of Selecting Visuals. Types of Images u Fidelity – degree of realism u Black-line drawings to color...
Selecting Visuals
Types of Images
Fidelity – degree of realism Black-line drawings to color photographs Graphics – fantasy vs. reality
Degree of Realism
Black-line Drawing vs. Color Photograph
Degree of Realism
Cartoon vs. Reality
Graphics – Degree of Realism
Selection Criteria
Audience
Purpose – motivate, inform, instruct
Instructional objective – desired outcome
Audience
Sophisticated viewers can link abstract representations to real-world referents
Audience
Less sophisticated viewers have more difficulty creating a link between abstract representations and real-world referents
Image Sources
Digital camera Scanner Clip art collections Photo CD’s Draw/Paint Internet images
Graphic File Formats PICT - is supported by all graphics programs that
run on a Macintosh. BMP - standard bit-mapped graphics format used in
the Windows environment. GIF - Pronounced jiff or giff (hard g) stands for
graphics interchange format, a bit-mapped graphics file format used by the World Wide Web.
JPEG - Short for Joint Photographic Experts Group, and pronounced jay-peg. JPEG is a compression technique for color images.
Copyright and Images Fair Use Law Print Images
– Clip Art Books– Other Sources
Digital Images– Digital camera– Scanner– Clip art collections– Photo CD’s– Draw/Paint– Internet images
Copyright Information1. Crash Course in Copyright
http://www.utsystem.edu/OGC/IntellectualProperty/cprtindx.htm
2. The Copyright Workshophttp://www.cyberbee.com/copyrt.html
3. 10 Big Myths About Copyrighthttp://www.templetons.com/brad/copymyths.html
4. Copyright and Fair Use in the Classroom, on the Internet, and the World Wide Web-University of Maryland University College
http://www.umuc.edu/library/copy.html#copy
5. Copyright Resources on the Internet – Groton Public Schoolshttp://www.groton.k12.ct.us/mts/pt2a.htm
Searching the Internet for Images
The direct approach Image finder features of search engines Specialized image search tools
Search Feature of Search Tools
Available with ixquick (pictures), AltaVista (images and video), HotBot (images and video), Go.com (images and video)
Most return results as thumbnails of the image
Specialized Image Search Tools
Ditto.com– Search or browse by category– Includes pictures that have been reviewed– Send requests to “Ditto Detective” if you can’t
find an image in the Ditto database– Linked keywords included in results– Images are protected by copyright
Other Choices
FreeFoto http://www.freefoto.com GoGraph http://www.gograph.com The Amazing Picture Machine http://www.ncrtec.org/picture.htm
To Download
Right click Save image as
Can rename the image Consider the format
Clip-Art Web Sites
http://www.webclipart.about.com/internet/webclipart/ http://www.teacherfiles.com/clip_art.htm http://www.clipart.com/ http://www.webplaces.com/search http://school.discovery.com/clipart/ http://clipartresource.com