Delete and Extract Objects
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PSDTUTS Photoshop Wiki / Photoshop Tutorials / Delete and Extract Objects
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Deleting and extracting objects
Remove (cut) an object from a photo
Delete selected pixels
Extract an object from its background
SIMPLE EXAMPLE NUMBER ONE
Using the Circle Marquee, Draw out a Circle in the center or an image. Next, Command Shift to [ select Inverse ]. Then Delete outer image area.
In addition you can use the Lasso Tool or Pen Tool to create a selection.
