Abstract: A method and an apparatus for controlling a video frame image in a live classroom, and a computer readable storage medium and an electronic device are provided. The method includes: acquiring image information of a target person in the video frame image; determining a plurality of detection points according to the image information; determining distribution information of the plurality of detection points based on relationship between the plurality of detection points and a preset first area; determining adjustment information of a camera based on the distribution information and camera parameters; and adjusting the camera according to the adjustment information, so that at least a part of the image information of the target person in the video frame image is located in a preset second area, wherein the second area is located in the first area.
Type:
Grant
Filed:
July 29, 2021
Date of Patent:
November 7, 2023
Assignee:
BEIJING AMBOW SHENGYING EDUCATION AND TECHNOLOGY CO., LTD.
Inventors:
Jin Huang, Gang Huang, Kesheng Wang, Yin Yao, Qiaoling Xu
Abstract: A method and an apparatus for controlling a camera, and a medium and an electronic device are disclosed. The method includes: acquiring head portrait information of a teacher in a video frame image of a live classroom in real time; analyzing the head portrait information to acquire organ identification information of each organ, wherein the organ identification information is used to indicate whether the organ exists; determining an orientation type of a face in the head portrait information based on the organ identification information, wherein the orientation type comprises a forward type, a lateral type, and a backward type; controlling the camera to focus on the teacher in response to the orientation type being the forward type; and controlling the camera to focus on a blackboard in response to the orientation type being the backward type or the lateral type.
Type:
Grant
Filed:
July 29, 2021
Date of Patent:
August 8, 2023
Assignee:
BEIJING AMBOW SHENGYING EDUCATION AND TECHNOLOGY CO., LTD.
Inventors:
Jin Huang, Gang Huang, Kesheng Wang, Yin Yao, Qiaoling Xu
Abstract: A follow-up shooting method and device, a medium and an electronic device are provided. The follow-up shooting method includes: acquiring a video image in a live classroom, wherein the video image comprises at least one object; analyzing the video image to obtain a gesture image for controlling a camera; and determining whether to control the camera to track and shoot an execution object related to the gesture image based on the gesture image.
Type:
Application
Filed:
November 10, 2021
Publication date:
March 2, 2023
Applicant:
Beijing Ambow Shengying Education and Technology Co., Ltd.
Inventors:
Kesheng WANG, Jin HUANG, Gang HUANG, Qiaoling XU, Minglu CAO
Abstract: A method and an apparatus for controlling a video frame image in a live classroom, and a computer readable storage medium and an electronic device are provided. The method includes: acquiring image information of a target person in the video frame image; determining a plurality of detection points according to the image information; determining distribution information of the plurality of detection points based on relationship between the plurality of detection points and a preset first area; determining adjustment information of a camera based on the distribution information and camera parameters; and adjusting the camera according to the adjustment information, so that at least a part of the image information of the target person in the video frame image is located in a preset second area, wherein the second area is located in the first area.
Type:
Application
Filed:
July 29, 2021
Publication date:
October 20, 2022
Applicant:
Beijing Ambow Shengying Education and Technology Co., Ltd.
Inventors:
Jin HUANG, Gang HUANG, Kesheng WANG, Yin YAO, Qiaoling XU
Abstract: A method and an apparatus for controlling a camera, and a medium and an electronic device are disclosed. The method includes: acquiring head portrait information of a teacher in a video frame image of a live classroom in real time; analyzing the head portrait information to acquire organ identification information of each organ, wherein the organ identification information is used to indicate whether the organ exists; determining an orientation type of a face in the head portrait information based on the organ identification information, wherein the orientation type comprises a forward type, a lateral type, and a backward type; controlling the camera to focus on the teacher in response to the orientation type being the forward type; and controlling the camera to focus on a blackboard in response to the orientation type being the backward type or the lateral type.
Type:
Application
Filed:
July 29, 2021
Publication date:
October 20, 2022
Applicant:
Beijing Ambow Shengying Education and Technology Co., Ltd.
Inventors:
Jin HUANG, Gang HUANG, Kesheng WANG, Yin YAO, Qiaoling XU