Hangzhou Hikvision Digital Technology Co., Ltd.

Junyan Tong

Ye Ren

Shiliang Pu

Hai Yu

Linjie Shen

Zhigang Hu

Cheng Ma

Haohao Tong

A method for sending an alarm message, and belongs to the field of computer technology. The method includes: acquiring a detection image () captured by an image capturing apparatus; determining a target detection area (); and detecting a person's call status information corresponding to an image in the target detection area according to a preset on-the-phone determination algorithm model, and sending a first alarm message () to a server if the person's call status information shows that the person is on the phone.

Method and device for sending alarm message

Systems and methods are provided for hybrid video encoding. An example method includes: acquiring image information; extracting a background image based at least in part on the image information; detecting whether the background image is stable; and performing encoding switching between a background-based encoding method and a non-background encoding method based at least in part on the detection.

Systems and methods for hybrid video encoding

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Hangzhou, China

Junyan Tong