Use the controls in the Advanced preference pane to specify the display threshold for hot and cold areas of images, add tolerance to Auto Levels adjustments, choose whether clipping overlays are displayed in color or monochrome, specify that Aperture look up photo location information when photos are imported, and specify that Aperture create a new version when you adjust an image.
The Advanced preference pane contains the following controls:
“Hot Area threshold” slider: You can view an image’s hot areas (where highlight data in any color channel has been clipped) by choosing View > Highlight Hot & Cold Areas. To adjust the threshold used to determine an image’s hot areas, drag the slider.
“Cold Area threshold” slider: You can view an image’s cold areas (where black data in any color channel has been clipped) by choosing View > Highlight Hot & Cold Areas. To adjust the threshold used to determine an image’s cold areas, drag the slider.
“Auto adjust Black Clip” slider: Use the “Auto adjust Black Clip” slider and value slider to add tolerance to Auto Levels adjustments when evaluating colors beyond black.
“Auto adjust White Clip” slider: Use the “Auto adjust White Clip” slider and value slider to add tolerance to Auto Levels adjustments when evaluating colors beyond white.
“Clipping overlay” pop-up menu: Choose color or monochrome for the display of your clipping overlays.
“Look up Places” pop-up menu: Specify that Aperture look up photo location information as the photos are imported.
“Include location information for published photos” checkbox: Select this checkbox to have Aperture include any location information with the photos you share online.
“Auto-complete contact info in IPTC Contact fields” checkbox: Select this checkbox to have Aperture automatically enter contact information in the IPTC Contact fields after you have entered the information the first time.
“Create new versions when making adjustments” checkbox: Select this checkbox to have Aperture automatically create a new version when you adjust a selected photo. The adjustment is applied to the original version and the new one is left untouched.