USING PHOTOSHOP ON PC (WINDOWS) SHORT COURSE SECTION I OFFERED BY INSTRUCTIONAL COMPUTING UNIVERSITY OF MISSOURI – ST.LOUIS

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Photoshop 101 Can be found at: Start > Programs > Education > Adobe Photoshop Copyright issues Setting up the work area Adjusting and retouching images Editing images Compositing images Working with type

Copyright Issues Never pass a copyrighted image off as your own, even if you have made changes to the image Be especially careful when publishing images to the web

5 Getting Started with Photoshop CS3 Examining the Photoshop Window The Workspace includes the following elements:  Work area  Command menu  Tools palette  Status bar  Palettes Command Menu Palettes Tools Work Area Status Bar

Using Tools and Palettes You can rearrange the toolbar and palettes to create the best workspace for your needs To select a tool, simply click on it If you are unsure what a tool does, hover the mouse over the tool, and a description will come up

Using Tools and Palettes You can bring a background palette to the foreground by clicking its name To see palette options, click on the arrow on the top right of the palette

Opening Images in Photoshop If you want to work on a digital image, simply click on File -> Open, and then browse to the file and double-click to open it If you want to work on a printed image, you must first scan the image in to a digital format You can also create an image from scratch by clicking File -> New

Undo Undo is perhaps the greatest function that Photoshop offers You can experiment as much as you want, knowing that you can always go back Click Edit > Undo, or hold down [Ctrl] and hit Z to undo You can also undo a large amount of steps using the History palette

In-Class Exercise Opening Adobe Photoshop

Adjusting and Retouching Images Adjusting Levels and Auto Levels Used to change the image color settings

Adjusting and Retouching Images

Color Dodge and Burn Used to lighten or darken specific areas of an image

Adjusting and Retouching Images Clone Stamp Alt-Click to define source area, then click and drag over the destination area to “clone” part of an image This tool in effect allows you to copy and paste part of an image

Adjusting and Retouching Images Applying Filters There are over 100 filters to choose from Filters allow you to make pre- defined changes to all or part of an image to create a desired effect Each filter has changeable settings Filters are very powerful and extremely useful

Editing Images

Various Selection Types Selection Tools allow you to select a specific part of an image for editing or moving Marquee- Shape Select Tool

Various Selection Types Magic Wand – Select similar tool o Select a spot on an image, and Magic Wand will select all adjacent areas that are a similar color range o This is a very useful tool

Various Selection Types Lasso, Polygon Lasso and Magnetic Lasso o User-defined Select tools o Magnetic Lasso actually “clings” to the edge of image areas

Resizing Images Click on Image, then Image Size to resize the image You can Constrain Proportions You can choose the size unit type before resizing

Transforming Images Used to make geometric changes to a selection Select the part of the image to which you want to apply a Transformation Click on Edit > Transform and choose a Transform type

Using Layers Layers allow you to make changes to part of an image without affecting other parts The Layers palette shows all of the layers in an image and allows layer-specific editing You can change the visibility of a layer, adjust the layer’s blending options and stack layers in a different order

Using Layers When editing multi-layer documents, always make sure you have the proper layer selected! JPEG, the most popular image format, does not support layers. If you save an image as JPEG, the layers will merge down into a single layer

Combining Images

Photoshop allows you to combine multiple images into a single image, using layers Start with a background image

Combining Images Extract the necessary parts of one or more foreground images by selecting Filter>Extract, then drawing an outline to create a selection and filling in the shapes

Combining Images You can then copy and paste the extracted image(s) onto the background image by choosing Select All, then Copy on the source image and Paste on the destination image.

Examples

Examples

Examples

Questions? If any further questions arise, please contact a lab consultant in any of the following Instructional Computing Labs. SSB 103 SSB 452 Math TLC (UC 050) Ward E. Barnes Library Thomas Jefferson Research Commons

Additional Information The Microcomputer Program at the University of Missouri-St. Louis offers day and evening computer courses as part of the Chancellor's Certificate series. The Online Student Technology Guide has answers to many computing questions. Online self-service solutions for UMSL Technology Issues