公开(公告)号：US20210216787A1

公开(公告)日：2021-07-15

申请号：US17216345

申请日：2021-03-29

Applicant: Google LLC

Inventor： Joost van Hoof ,  Navneet Dalal ,  James Edward Stewart ,  Ting Yu ,  Maxime Veron ,  George Alban Heitz, III

IPC: G06K9/00 ,  G08B13/196

Abstract: A method includes obtaining from an image sensor of a video camera a primary real-time video stream comprising images of a field of view of the video camera; identifying from the primary video stream one or more regions of interest in the field of view of the video camera; while obtaining the primary video stream, creating a first video sub-stream comprising a first plurality of images for a first one of the one or more identified regions of interest, wherein: images of the first plurality of images include image data for portions of the field of the video camera that include the first identified region of interest, and the images of the first plurality of images have fields of view that are smaller than the field of view of the video camera; and providing the first video sub-stream for display at a client device.