© 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved. "Digital Media Primer" Yue-Ling Wong, Copyright (c)2016 by Pearson Education, Inc. All rights reserved. © 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved.

Chapter 3 Capturing and Editing Digital Images Part 5 Selection Tools and Layer Basics © 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved.

In this lecture, you will learn: the common selection tools for digital image editing the layer basics for digital image editing © 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved.

Selection in Image Editing Crucial in image editing Let you apply image effect (such as tonal or color changes) on the selected area Let you move the selected area The nonselected area is protected from the alteration © 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved.

© 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved. Categories of Selection Tools in terms of the way they are designed to work Predefined shapes Lasso By color By painting with a brush By drawing an outline around the area © 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved.

© 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved. Predefined Shapes Marquee tools © 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved.

© 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved. Lasso Lasso tools © 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved.

By Color: Quick Selection and Magic Wand © 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved.

© 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved. By Color: Color Range Select > Color Range... © 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved.

By Painting with a Brush Edit in Quick Mask Mode © 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved.

© 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved. By Drawing an Outline Pen tool © 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved.

© 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved. Combining Selections Add Subtract Intersect © 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved.

© 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved. Inverting Selection Select > Inverse © 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved.

Saving and Loading Saved Selections Select > Save Selection... Select > Load Selection... © 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved.

© 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved. Also check out the screen capture video on: Photoshop Basics: Selection A screen capture video give a quick demonstration of some of the selection tools. © 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved.

© 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved. Layer Basics Stacking order of layers Reordering layers Opacity Blending mode Create new layer Delete layer Rename layer © 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved.

© 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved. Layer: Beyond Basics Layer style (e.g. drop shadow, bevel effects) Adjustment layers Layer mask Clipping mask © 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved.

© 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved. Clipping Mask Example © 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved.

© 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved. Also check out the screen capture video on: Photoshop Basics: Using Layers A screen capture video give a quick demonstration of some of the commonly used features of the Layers panel. © 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved.

© 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved. Review Questions Note to instructor: Depending on your preference, you may want to go over the review questions at the end of this lecture as an instant review or at the beginning of next lecture to refresh students' memory of this lecture. © 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved.

© 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved. Review Question How would you select the two rectangles together? (More than one way to do it) Select one rectangle first by using select by color (e.g. magic wand tool). Select the second rectangle using select by color and use "add selection" to add the selection to the first one. © 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved.

© 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved. Review Question Describe how you may create this image from the one shown in the previous slide. Put the rectangles on different layers Apply drop shadow effect (e.g. using Layer > Layer Style > Drop Shadow...) to the layer that contains the blue rectangle. © 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved.

© 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved. Review Question Suppose you have the image from the one shown in the previous slide. Describe how you would easily modify it into this one: The layer containing the blue rectangle should be on top of the layer containing the orange rectangle. © 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved.

© 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved. Review Question How would you select the sky so you can replace it with a more interesting sky image? (More than one way to do it) Select by color, e.g. magic wand tool © 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved.

© 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved. Review Question How would you extract the plant from this image, i.e., select everything except the black background? (More than one way to do it) Select the black background by color, e.g. magic wand tool Inverse the selection © 2016 Pearson Education, Inc., Hoboken, NJ. All rights reserved.