Drawing from the Sea - Photoshop

Digital images and difference between print image

Scanning

Using the Epson scanners in the Computer Center. See: Scanning - Mac

1. Scan one drawing from a station connected to a scanner
2. Save as TIFF to your cubby on Orca. See: Connecting to Orca programs at File Space Overview
3. Go back to your station and copy your scanned image to your local harddrive

Intro to Photoshop

Photoshop interface and navigating an image

1. Open your scanned document in Photoshop
   • Zoom in/out: Cmd +/-
   • Hand tool: Space Bar
2. Image resolution and image size
   • Image > image Size to see the overall size of your image
   • for print, image resolution should be at least 300 dpi
3. File > Save as. Choose Photoshop as the file format. Note the .psd extension.

Editing your image

• Rotate your image Image > Image Rotation
• Crop and set the horizontal/vertical alignment for your image using the crop/align tool
  • Note what happens if you choose Not to "delete cropped pixels"
  • this relates directly to you Canvas size found in Image > Canvas Size

Image Adjustments

1. Image mode
   • All images must be in RGB mode. Go Image > Image mode and set the mode to RGB if it is not already
2. Image adjustments
   • Adjusting Levels can work to clean-up scanned drawings or bring added depth the dull snapshots
   • Adjustment layers are a more flexible option

Image Touch up

1. Working with Layers
2. Making selection
3. Techniques for correction
   • Paint tool
   • Eraser
   • Healing Tools

Saving your work

1. File > Save as choose Photoshop as the file format. Note the .psd extension.
2. File > Print to print small versions of your images - we'll use these the next workshop