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Week 02: Image Editing

How to Take a Screenshot

  • command + shift + 3 takes a screenshot of your entire screen
  • command + shift + 4 takes a screenshot of your selection

How to Crop

  • Open image in Preview
  • Go to Tools -> Crop
  • Crop out unneeded space

Resizing Images

  • Open folder with image inside
    • the size is listed as well as the type of file

Image size and type

  • Open image in Preview
    • go to Tools -> Adjust Size

      Niel suggested setting width to 800 pixels would typically decrease the size of the file enough Image size preview

Image size preview 2

Image Editing Software

I looked at the tutorials for GIMP. I was surprised to see how similar the commands are to Preview on my computer. For simple pictures I will continue to use Preview instead of installing another program.

Link to GIMP Quickies Tutorial