10.1 Mega Pixel Gimp

Basics B

1.1 Preface to the Extended Second Edition 4

1.2 Introduction S

1.2.1 Using GIMP 2.6 - About This Book S

l.B Introduction to Digital Image Editing l l.B.l Characteristics of Pixel Images l

1.B.2 Resolution 9

l.B.B Screen Colors - Color Models and GEGL, the

New Graphics Library 10

1.B.4 Important File Formats for Practical Work 14

1.4 Loading and Managing Digital Photos on the Computer 1S

1.4.1 Using the Operating System's File Management Tools to

Import Images from a Camera 1S

1.4.2 Using Wizards to Import Images 21

1.4.B Using the Operating System's File Management to

Organize Photo Collections 22

1.4.4 Helpers: Image Management Programs for Windows,

Mac OS X, and Linux 2B

1.4.5 Converting Camera RAW Image Formats under Windows,

Mac OS X, and Linux: Freeware and Plug-Ins 24

1.5 Get GIMP Running 28

1.5.1 Where Can I Get GIMP? 28

1.5.2 Installing GIMP and Plug-Ins 29

1.5.3 Starting GIMP for the First Time 34

1.5.4 Is GIMP Insecure? Some Comments and Tips 35

1.5.5 GIMP's Program Windows 36

1.5.6 The Image Window, the Main GIMP Interface 41

1.5.7 Real Help - GIMP's Help Function 47

Chapter 2

Using GIMP: Correcting and Touching Up

Your Images 51

2.1 JPEG versus RAW 52

2.2 Opening and Developing a RAW Format, or

Digital Negative, with GIMP 53

2.2.1 Opening an Image in UFRaw 56

2.2.2 Features and Elements of UFRaw's Main Window 57

2.2.3 RawTherapee for Developing Raw Images 75

2.3 Editing Images in GIMP 77

2.3.1 Opening, Setting, and Storing an Image—the Steps 77

2.3.2 Opening an Image 78

2.3.3 The Image Window - Your Workspace 82

2.3.4 Rotating an Image by Fixed Values 85

2.3.5 Changing the Image View Size (Zooming) 86

2.3.6 Setting the Image Size and Resolution 88

2.3.7 Scaling the Print Size of Images -

An Example for Converting Resolution and Size 90

2.3.8 Cropping (Clipping) an Image 92

2.3.9 Saving Your Image 96

2.3.10 Before Printing - Calibrating Monitors and

Color Management 99

2.3.11 Printing Images 103

2.4 Working with Scanned Images 105

2.4.1 Prerequisites for Scanning 105

2.4.2 How Scanners Work 106

2.4.3 Problems When Scanning Printed Originals—

the Moiré Effect 107

2.4.4 Calculations to Consider before Scanning 107

2.5 Scanning and Editing an Image 110

2.5.1 The Procedure 110

2.5.2 Scanning Your Image 110

2.5.3 Editing a Scanned Image 113

2.5.4 Setting the Image and Determining the Angle -

Measuring 114

2.5.5 Rotating an Image - Using the Rotate Tool 115

2.5.6 Cropping an Image - The Crop Tool 117

2.5.7 Using the Gaussian Blur Filter to Remove the Moiré Effect ...118

2.5.8 Setting the Contrast and Color—

Levels (Tonality Correction) 120

2.5.9 Setting the Contrast, Brightness and Color Intensity -

Curves 123

2.5.10 Adjusting Hue and Saturation 128

2.5.11 Overview of some of the Functions in the Colors Menu 130

2.5.12 Saving an Image in Compressed Format (JPG/JPEG) f or the Internet 132

2.6 Touchup Work 1—Removing Color Cast 136

2.6.1 What Is Touchup Work? 136

2.6.2 Color Correcting Options 136

2.6.3 Using the Levels Function to Correct Color Cast 137

2.6.4 A Second Method to Remove Color Cast—Color Balance ... .140

2.7 Touchup Work 2—Removing Spots, Dust, and Scratches 142

2.7.1 Why You Need Smooth Brushes—the Clone Tool 142

2.7.2 Creating New Brush Pointers in GIMP and Importing

Adobe Photoshop Brushes 143

2.7.3 Preparing the Clone Tool Options 145

2.7.4 Using the Clone Tool for Touchup Work 146

2.7.5 The Healing Tool 149

2.8 Performing Magic - Editing Photographs with

Graphic Filters 150

2.8.1 Sharpening Images and Image Elements 151

2.8.2 Noise Reduction and "Smoothening" Images 154

2.8.3 Simulating Film Grain - Covering Up Blemishes with

Noise and Pixels 161

Get Paid to Take Digital Photos

Get Paid to Take Digital Photos

Reasonable care has been taken to ensure that the information presented in this book is  accurate. However, the reader should understand that the information provided does not constitute legal, medical or professional advice of any kind.

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