Photo Editing for PowerPoint & the Web
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Photo Editing for PowerPoint & the Web. Instructor: Vicki Weidler Assistant: Joaquin Obieta. Overview. Use Photoshop to correct & optimize images Insert images & backgrounds in PowerPoint, FrontPage, & Dreamweaver Transfer files to a remote web server .

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Photo Editing for PowerPoint & the Web

Instructor: Vicki Weidler

Assistant: Joaquin Obieta


Overview
Overview

  • Use Photoshop to correct & optimize images

  • Insert images & backgrounds in PowerPoint, FrontPage, & Dreamweaver

  • Transfer files to a remote web server


Graphic limitations for powerpoint
Graphic Limitations for PowerPoint

  • Avoid complex graphics

  • Use small file sizes

  • Use appropriate graphic file formats


Graphic limitations for the web
Graphic Limitations for the Web

  • Connection Speeds

  • User Configurations


Display considerations
Display Considerations

  • Screen Sizes

  • Colors


Cross platform browser safe colors
Cross Platform/Browser-Safe Colors

  • 256 vs. 216 Colors

  • Dithering

  • Using the Color Picker


File formats
File Formats

  • JPEG – Joint Photographic Experts

    Group

  • GIF – Graphics Interchange Format

  • PNG – Portable Network Graphics


JPEG

  • Best for photos or continuous tone, full-color images

  • Uses 16 million colors

  • Browsers use reasonable approximations

  • Work in RGB mode

  • Uses lossy compression

  • Saving (Standard, Optimized, Progressive)


GIF

  • Best for solid color images (buttons, logos)

  • Uses 256 colors

  • Browsers uses 216 colors

  • Work in Indexed mode

  • Good compression

  • Interlaced

  • Used for transparent backgrounds


Png 8 bit
PNG (8-bit)

  • Best for line art (logos)

  • Compresses solid areas of color well and maintains sharp detail

  • Generally, has better compression than GIF (10-30% smaller)

  • If considering saving as GIF, also consider saving as PNG (8-bit)

  • Not supported by older browsers


Png 24 bit
PNG (24-bit)

  • Best for continuous-tone images

  • Compresses well, but can be larger than JPEGs

  • If considering saving as JPEG, could also consider PNG (24-bit)

  • Not supported by older browsers


Jpeg vs png
JPEG vs PNG

Comparison of JPEG and PNG

68K PNG

31K JPG


Gif vs png
GIF vs PNG

Comparison of JPEG and PNG

10.8K PNG-8 with 64 colors

9.5K GIF with 64 colors



Resolution guidelines
Resolution Guidelines

  • Monitor or Browser = 72-96 ppi

  • Printer = 300-600 dpi

  • Email = 150 ppi or less


Summary
Summary

  • Use Photoshop to correct & optimize images

  • Insert images & backgrounds in PowerPoint, FrontPage, & Dreamweaver

  • Transfer files to a remote web server


Conclusion
Conclusion

  • Resources

  • Questions & Answers

  • Evaluations

  • Thank You!!!


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