6. Masks and Channels

Lesson overview

In this lesson, you’ll learn how to do the following:

  • Create a mask to remove a subject from a background.

  • Refine a mask to include complex edges.

  • Create a quick mask to make changes to a selected area.

  • Edit a mask using the Properties panel.

  • Manipulate an image using Puppet Warp.

  • Save a selection as an alpha channel.

  • View a mask using the Channels panel.

  • Load a channel as a selection.

  • Create a pattern by drawing a star-shaped vector graphic with rounded corners.


This lesson will take about an hour to complete. To get the lesson files used in this chapter, download them from the web page for this book ...

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