iPhoto, Aperture: About aspect ratio and print orders
Summary
Photos ordered through iPhoto and Aperture must match the aspect ratio for given print sizes or they may be automatically cropped.
Products Affected
iPhoto, Photo Services
Depending on the kind of camera you have, you may need to crop your photos to get the correct aspect ratio for prints or books ordered through iPhoto and Aperture. Your photos must match the required print or book aspect ratios, or they may be automatically cropped.
The table below shows the base aspect ratio for various digital and film formats, and cropping that may need to be done prior to ordering a specific size print.
| Camera/film type | Default aspect ratio | ||||
| 35 mm or APS (C-type) film Most digital SLRs (Canon, Nikon, Pentax)  |
2:3 | ||||
| Compact digital cameras Olympus digital SLRs (and other "Four Thirds") |
4:3 | ||||
| APS (H-type) | 9:16 (HDTV) | ||||
| APS (P-type) | 1:3 (Panoramic) | ||||
See "iPhoto: How to Crop Photos" for information on how to constrain and crop using iPhoto.
Tip: If you plan to order multiple sizes of the same picture, duplicate the photo and constrain and crop it as necessary.
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