iOS 5 Includes APIs to Locate Faces in Photos

Apple has added APIs to iOS 5 that developers can use to locate faces within a photo, observes 9to5Mac. The new capabilities are thought to be a result of Apple's acquisition of Polar Rose last year.

A CIFaceFeature object describes a face detected in a picture. Its properties provide locations for the face's eyes and mouth.

A CIDetector object uses image processing to look for specific features in a picture.

These APIs will make it easier for developers to implement facial recognition for their applications and could hint at a deeper integration of face detection in iOS.

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