Datasheet

Preface ................................................................................................................................xv
Acknowledgments ..............................................................................................................xxi
Part I: Digital Image Fundamentals 1
Chapter 1: Adjusting Image Brightness and Contrast . . . . . . . . . . . . . . 3
Understanding Histograms....................................................................................................3
Adjusting Brightness and Contrast with Levels ......................................................................9
Adjusting Brightness and Contrast with Curves ..................................................................13
Balancing Dynamic Range with the Shadow/Highlights Command......................................18
Summary ............................................................................................................................23
Chapter 2: Working with Color . . . . . . . . . . . . . . . . . . . . . . . . . 25
Calibrating Your Monitor ....................................................................................................25
Understanding Color Theory ..............................................................................................28
Comparing Color Spaces ....................................................................................................30
Choosing a Color Working Space in Photoshop CS3 ..........................................................35
Understanding Color Channels in Photoshop CS3 ..............................................................38
Evaluating Color with the Info Palette and the Color Sampler Tool ....................................40
Adjusting Color ..................................................................................................................43
Removing a color cast with Levels ............................................................................43
Using the Variations command ..................................................................................45
Using the Color Balance command............................................................................47
Using the Hue/Saturation command..........................................................................49
Summary ............................................................................................................................54
Chapter 3: Understanding Raw and High-Bit Files. . . . . . . . . . . . . . . 55
What Is Raw? ......................................................................................................................55
Disadvantages of shooting Raw..................................................................................57
The mechanics of a Raw file ......................................................................................57
Converting Raw files in Photoshop CS3 ....................................................................61
Working with 16-bit files ..........................................................................................64
Creating 16-bit files with Adobe Camera Raw..................................................67
Creating 16-bit files with a scanner..................................................................68
Using ACR to Edit 16-bit Scans ..........................................................................................68
Summary ............................................................................................................................69
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