Roger L. RunquistWestern Illinois University

Roger L. RunquistWestern Illinois University

Photoshop Basics

Photoshop Basics

•Different techniques for making selections

•Adding text to graphics•Saving graphics and optimizing for

web use•An introduction to layers

Specific Topics

Selections• Lots of time is spent making

selections

• Once a selection is made, changes to the image only take place inside of the selection

• Selections can be done based on:

• Regular shapes

• Tones and colors

• “Edges”

• Freehand

Formats for the WWW

- JPEG- Supports “millions of colors”

- Supports various levels of compression

GIF- Supports 256 colors

(only 216 for the Web)

- Supports animations- Supports

transparent areas

Formats for the WWW

• Ensure your color mode

• Image->Mode->RGB Color

• Ensure your dpi

• Image->Image Size and ensure dpi is set for 72

• Ensure your scale

• Look at the title bar and zoom until it reads 100%-> This is the size of your web image

Formats for the WWW

• Choose File-Save for Web

• Use the “Optimize” tab to see how the original will actually look.

• Try various compression settings.

• Remember, “Save for Web” saves a COPY of the original