Canon POWERSHOT G12 User Manual page 76

The camera can detect areas in an image, such as faces or backgrounds, that
are too dark and automatically adjust them to the optimum brightness. Also,
when the overall image is lacking in contrast, the camera will automatically
correct the image for a sharper impression. You can choose from four levels
of correction, and save the image as a new file.
Choose [i-Contrast].
Press the
MENU
button to choose [i=
Contrast] in the F_ tab, then press the @
button.
Choose a. image.
Press the 4 _ buttons or turn the _ dial to
choose an image, then press the @
button.
Choose amenu _tem.
Press the 4 _ buttons or turn the _ dial to
choose an option, then press the @
button.
saveasa newimageanddisplay.
Follow Steps 4 and 5 on p. 146.
Ohoose [Low], [Medium] or [High] and adjust the image.
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