GESTURE-BASED INPUT TO A WEARABLE DEVICE

原文（中国語）

In one embodiment, a method includes capturing, by an optical sensor on or in a body of a wearable device, an image in a field of view of the optical sensor and detecting, by the wearable device and from the image, at least a portion of a hand of a wearer of the wearable device. The method further includes detecting, by the wearable device and from the image, a gesture of at least a portion of the hand of the wearer, the gesture including one or more of (1) a motion of the at least a portion of the hand of the wearer (2) an orientation of the at least a portion of the hand of the wearer or (3) an identification of the detected at least a portion of the hand of the wearer; and determining, by the device, an input to the device based on the detected gesture.