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P r hotograPh estoration and e nhancement Using Adobe Photoshop CC 2021 Version THIRD EDITION Vickie Ellen Wolper mercury Learning and information Dulles, Virginia Boston, Massachusetts New Delhi Copyright ©2021 by Mercury Learning and inforMation LLC. All rights reserved. This publication, portions of it, or any accompanying software may not be reproduced in any way, stored in a retrieval system of any type, or transmitted by any means, media, electronic display or mechanical display, including, but not limited to, photocopy, recording, Internet postings, or scanning, without prior permission in writing from the publisher. Publisher: David Pallai Mercury Learning and inforMation 22841 Quicksilver Drive Dulles, VA 20166 [email protected] www.merclearning.com 1-(800)-232-0223 V. E. Wolper. 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CONTENTS Credits .................................................................................................................xvii Preface .................................................................................................................xxi Part One: Preparing Your Photographs for Restoration and Enhancement ..........................1 Chapter 1: Readying an Image for Adobe Photoshop .................................3 In This Chapter ......................................................................................................3 1.1 Before We Begin .......................................................................................4 1.2 Clarifying Resolution ................................................................................4 1.2.1 Pixelation: PPI and DPI ................................................................4 1.2.2 Choosing a Resolution Based on Your Final Output Needs .........5 1.2.2.1 Resolution Considerations for Enlargements: the “Final Factor” ...........................................................................6 1.2.3 Resolution Considerations When Combining Images Together ........................................................................................7 1.3 Scanning Basics .....................................................................................10 1.4 The Three Expert Scanning Options You Need to Know ....................10 1.4.1 Cropping an Area to Scan............................................................11 1.4.2 Choosing the Resolution to Scan At ...........................................13 1.4.3 Scanning Transparencies ...........................................................14 1.4.3.1 Scanning a 4" x 5" Negative ..................................................14 1.4.3.2 Scanning 35 mm Negatives and Slides .................................15 1.5 An Introduction to Bit Depth ..................................................................16 1.5.1 8 Bits/Channel Versus 16 Bits/Channel Depth ...........................16 1.6 Saving File Formats For Your Images ...................................................17 1.6.1 TIFF File Format .........................................................................17 1.6.2 JPEG File Format .......................................................................18 1.7 Working With Images From Your Digital Camera or Smartphone ......18 1.7.1 Downloading Your Digital Images ...............................................18 1.7.2 File Formats pf Digital Cameras and Smartphones ....................18 Try It Yourself .......................................................................................................19 Chapter 2: An Introduction to Working in Photoshop .............................21 In This Chapter ....................................................................................................21 2.1 Opening a File in Photoshop ................................................................22 2.1.1 Working in Photoshop CC 2021 .................................................22 2.1.2 File>Open Versus File>Open Recent Versus File>New .............22 2.1.3 Opening an Image by Using Adobe Bridge 2021........................24 2.2 Saving in Photoshop . ............................................................................26 2.2.1 Saving a Before and After Version of Your Photograph ..............26 2.2.2 Choosing the .psd File Format....................................................26 2.2.3 Saving Frequently When Working in Photoshop ........................27 2.3 Converting Resolution to 300 ppi ..........................................................27 2.4 Getting Comfortable With Photoshop ...................................................29 2.4.1 File Size ......................................................................................29 2.4.2 Using the Options Bar.................................................................30 2.4.3 Document Viewing Options ........................................................30 viii 2.4.3.1 Toggling Between the Two Most Important Working Views of an Image in Photoshop ...........................................31 2.4.3.2 Fit on Screen View ................................................................31 2.4.3.3 Increasing Magnification ........................................................31 2.4.3.4 Decreasing Magnification ......................................................32 2.4.3.5 Moving Around Your Chosen Magnification ...........................32 2.4.3.6 View>Actual Size ...................................................................33 2.4.3.7 Using the Navigator Panel .....................................................33 2.4.4 Working With Panels and Customizing Your Workspace ...........34 2.4.4.1 Separating and Grouping Panels ..........................................34 2.4.4.2 Saving Your Personal Workspace Configuration ...................34 2.4.5 Using Guides and Rulers ............................................................36 2.4.6 Undoing Your Actions..................................................................37 2.5 Setting and Resetting Preferences........................................................38 2.5.1 Customizing a Few Photoshop Preferences...............................38 2.5.2 Resetting the Photoshop Settings File........................................40 Try It Yourself ......................................................................................................41 Chapter 3: Selection .....................................................................................43 In This Chapter ....................................................................................................43 3.1 The Importance of Selection ..................................................................44 3.2 The Principle of Selection ......................................................................44 3.3 Understanding the Anti-alias Option .....................................................44 3.4 Marquee Selections ................................................................................46 3.4.1 Rectangular Marquee Tool ..........................................................46 3.4.1.1 Additional Rectangular Marquee Tool Options ......................47 3.4.2 Elliptical Marquee Tool ................................................................48 3.4.3 Single-Row, Single-Column Marquee Tools ...............................48 3.5 Improving an Existing Selection ............................................................48 3.5.1 Using the Add To Selection, Subtract From Selection, and Intersect With Selection Options to Improve a Selection ............48 3.5.2 Transforming a Selection ............................................................49 3.5.3 Feathering a Selection ................................................................50 3.5.4 Contracting or Expanding a Selection ........................................52 3.5.5 Improving a Selection Using the Quick Mask Mode ...................52 3.6 Using Alpha Channels to Save Selections ...........................................56 3.6.1 Saving a Selection into an Alpha Channel ..................................56 3.6.2 Reactivating a Selection .............................................................57 3.6.3 Channels Panel Basics ...............................................................57 3.6.3.1 Deleting a Channel ................................................................58 3.7 Lasso, Polygonal Lasso, and Magnetic Lasso Tools ..........................59 3.7.1 Lasso Tool ...................................................................................59 3.7.2 Polygonal Lasso Tool ..................................................................59 3.7.2.1 Combining the Polygonal Lasso With the Lasso Tool ............60 3.7.3 Magnetic Lasso Tool ...................................................................62 3.8 Selecting By Content, Contrast, or Color .............................................64 3.8.1 Select Subject Command ...........................................................64 3.8.2 Object Selection Tool ..................................................................64 3.8.3 Quick Selection Tool ...................................................................65 3.8.4 Magic Wand Tool ........................................................................67 3.9 Getting the Most Efficient as Well as the Most Accurate Selections .............................................................................................69 3.9.1 Using the Select>Inverse Command ..........................................69 ix 3.9.2 Using the Select and Mask Dialog Box.......................................70 3.9.2.1 Fine-tuning Your Selection ....................................................71 3.9.2.2 Output Settings ......................................................................72 3.9.2.3 Using the Refine Edge Brush Tool for Hair ............................72 3.9.2.4 Using the Refine Edge Brush Tool for Fur .............................74 3.9.3 Favorite Selection Method ..........................................................75 Try It Yourself ......................................................................................................75 Chapter 4: Working in Layers ....................................................................79 In This Chapter ....................................................................................................79 4.1 The Importance of Using Layers ...........................................................80 4.2 The Basics of Layers ..............................................................................80 4.2.1 Understanding the Background Layer ........................................80 4.2.1.1 Panel Options ........................................................................82 4.3 Working With a Multilayered File ...........................................................82 4.3.1 Layer Visibility .............................................................................83 4.3.2 Layer Order .................................................................................84 4.4 Moving Layer Content ............................................................................85 4.4.1 Moving Selections Versus Moving Layers ..................................86 4.4.1.1 Wrong Tool Error ...................................................................86 4.4.1.2 Empty Selection Error ............................................................86 4.5 Adding Layers to Your File .....................................................................87 4.5.1 New Layer Command .................................................................87 4.5.2 Adding a Layer Through Importation ..........................................88 4.5.3 Converting a Selection to a Layer...............................................90 4.5.4 Duplicating a Layer .....................................................................91 4.5.5 Converting a Background Layer to a Regular Layer...................92 4.6 Managing Layers .....................................................................................93 4.6.1 Naming Layers............................................................................93 4.6.2 Locking Layers............................................................................94 4.6.2.1 Lock Transparent Pixels ........................................................94 4.6.2.2 Lock Image Pixels .................................................................95 4.6.2.3 Lock Position Versus Lock All ................................................95 4.7 Multiselecting, Linking, Grouping, and Filtering Layers .....................95 4.7.1 Multiselecting Layers ..................................................................95 4.7.2 Linking Layers.............................................................................96 4.7.3 Grouping Layers .........................................................................97 4.7.3.1 Removing Layers From a Group Versus Deleting the Group ................................................................98 4.7.4 Filtering Layers ...........................................................................99 4.8 Aligning Layers .....................................................................................100 4.9 Merging Layers......................................................................................102 4.9.1 Merge Down Command Versus the Merge Layers Command .....................................................................102 4.9.2 Deleting Layers Versus Flattening or the Merge Visible Command ..........................................................103 4.9.2.1 Save As a Copy Alternative to Flattening ............................104 4.9.2.2 Merge Visible Option ...........................................................104 4.10 Additional Pixel Selection Options When Using Layers ...................104 4.10.1 Sample All Layers .....................................................................105 4.10.2 Layer Mask ...............................................................................106 4.10.3 Additional Output Options Available in the Select and Mask Dialog Box .....................................................107 x 4.11 Layer Transparency, Adjustment Layers, and Layer Effects ............107 Try It Yourself ....................................................................................................109 Chapter 5: Transformation Essentials ......................................................113 In This Chapter ...................................................................................................113 5.1 An Introduction to Pixel Transformation for Photograph Restoration and Enhancement .............................................................114 5.2 Transforming Pixels Versus Transforming a Selection ......................114 5.3 Cropping Fundamentals ........................................................................114 5.4 Understanding Resampling .................................................................120 5.4.1 Applying Resampling When Cropping ......................................121 5.5 Cropping Using the Rectangular Marquee Tool .................................122 5.5.1 Cropping a File With Multiple Layers Versus Cropping Layer Content............................................................123 5.6 Transforming an Image .........................................................................123 5.6.1 Straightening an Image.............................................................123 5.6.1.1 Using the Crop Tool Option to Straighten a Photograph .....124 5.6.1.2 Using the Ruler Tool Straighten Option to Straighten a Photograph ......................................................124 5.6.1.3 Using the Ruler Tool Combined With the Arbitrary Dialog Box to Straighten a Photograph ...............................125 5.6.2 Cropping Canvas ......................................................................126 5.6.3 Adding Canvas to an Image .....................................................127 5.7 Transforming Layer Content ................................................................129 5.7.1 Scaling Layer Content ..............................................................129 5.7.2 Rotating Layer Content .............................................................131 5.7.3 Distorting Layer Content ...........................................................132 5.7.4 Using the Free Transform Command .......................................134 Try It Yourself ....................................................................................................134 Chapter 6: Painting and Printing ..............................................................137 In This Chapter ..................................................................................................137 6.1 Painting Fundamentals .........................................................................138 6.2 Assigning Brush Sizes and Settings ...................................................138 6.2.1 Choosing a Brush Type and Size .............................................138 6.2.2 Choosing Brush Settings ..........................................................139 6.2.3 Defining Cursor Display Preferences........................................140 6.3 Choosing and Applying Colors ...........................................................141 6.3.1 Using the Eyedropper Tool .......................................................141 6.3.2 Using the Color Picker ..............................................................142 6.4 Painting With the Brush Tool ...............................................................143 6.5 Color Management ................................................................................145 6.5.1 Calibrating Your Monitor ...........................................................146 6.5.2 Understanding the RGB Versus CMYK Color Working Spaces .......................................................................146 6.5.3 Assigning Color Settings...........................................................146 6.5.4 Color Management Policies ......................................................148 6.5.4.1 Profile Mismatches ..............................................................148 6.5.4.2 Handling Missing Profiles ....................................................149 6.6 Assigning the Proper Color Management Settings ...........................149 6.6.1 Turning the Printer’s Color Management Off ............................151