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Beginning Photo Retouching and Restoration Using GIMP by Phillip Whitt

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CHAPTER 3

image

Correcting Tone and Exposure

In This Chapter

  • Common Tonal Problems

  • The Brightness-Contrast Dialog

  • Tonal Corrections Using Levels

  • Tonal Correction Using Curves

  • Tonal Corrections Using Layer Blend Modes

Common Tonal Problems

Many old photographs have various tonal problems—low contrast, loss of detail from fading, darkening with age, etc. Even many of the pictures you currently shoot with your digital camera could probably benefit from tonal corrections. Sometimes, one or two adjustments are all that is needed to revive a dull photograph. Other problems will require a greater degree of correction.

Many, if not most, of the images you ...

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