Qualcomm Incorporated

Advanced New Technologies Co., Ltd.

Alipay Information Technology Co., Ltd.

Jingting Ding

Liang Li

Fan Ling

Ning Bi

Xuan Zhou

Peng Li

Yu Sun

Jiajiong Cao

A liveness detection method includes: controlling a display screen to display a color according to a predetermined color display sequence, the color display sequence including at least two different colors; capturing an image of a target object in a color display process of the display screen; acquiring a color change sequence of a face of the target object in the image over time; and determining whether the target object is live based on a matching relationship between the color display sequence and the color change sequence.

Liveness detection method, apparatus and computer-readable storage medium

A system and method of video processing are disclosed. In a particular implementation, a device includes a processor configured to generate index data for video content. The index data includes a summary frame and metadata. The summary frame is associated with a portion of the video content and illustrates multiple representations of an object included in the portion of the video content. The metadata includes marker data that indicates a playback position of the video content. The playback position is associated with the summary frame. The device also includes a memory configured to store the index data.

Systems and methods for video processing

An electronic device receives a plurality of images at different times while the device is operating in an image preview mode, and prior to a user-initiated image capture request, the electronic device generates a clean preview image that excludes one or more moving objects from the preview image.

Camera preview

Growing community of inventors

Hangzhou, China

Jingting Ding