GA/T 751-2024 English PDF

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GA/T 751-2024: Specifications for video and image screen display information superposition for public security
Status: Valid

GA/T 751: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GA/T 751-2024	299	Add to Cart	3 days	Specifications for video and image screen display information superposition for public security	Valid
GA/T 751-2008	RFQ	ASK	3 days	Code for Text Marking over Video Image	Obsolete

Basic data

Standard ID: GA/T 751-2024 (GA/T751-2024)
Description (Translated English): Specifications for video and image screen display information superposition for public security
Sector / Industry: Public Security (Police) Industry Standard (Recommended)
Classification of Chinese Standard: A91
Classification of International Standard: 13.310
Word Count Estimation: 14,160
Date of Issue: 2024-12-24
Date of Implementation: 2025-05-01
Older Standard (superseded by this standard): GA/T 751-2008
Issuing agency(ies): Ministry of Public Security
Summary: This standard specifies the content and format requirements for the superposition of video image screen display information in public security video image information systems. This standard applies to the superposition of video image screen display information in public security video image information systems, and other systems shall refer to it for implementation.

GA/T 751-2024: Specifications for video and image screen display information superposition for public security

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
ICS 13.310 CCSA91 Public Security Industry Standard of the People's Republic of China Replaces GA/T 751-2008 Specification for information overlay on screen display of public security video images Released on 2024-12-24 2025-05-01 Implementation The Ministry of Public Security of the People's Republic of China issued

Table of contents

Preface III 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Overlay Content 1 4.1 Content Classification 1 4.2 Video image point name information 1 4.3 Camera management unit name information 1 4.4 Camera attribute information 1 4.5 Time Information 2 5 Overlay Format 2 5.1 Superposition position 2 5.2 Text Symbol Requirements 2 5.3 Video image point name information 3 5.4 Camera management unit name information 3 5.5 Camera attribute information 3 5.6 Time Information 3 Appendix A (Informative) Naming method of video image points 4 A.1 Main area of the open-air square 4 A.2 Main road sections in cities and towns 4 A.3 Main intersections in cities and towns 4 A.4 Overpass ramp traffic area 5 A.5 Underground pedestrian passage area 5 A.6 Overpass Passing Area 5 A.7 Entrances and exits of expressways, national roads, and urban roads 6 A.8 Inter-provincial, inter-city and inter-county road entrances and exits 6 A.9 Large bridge traffic area 6 A.10 Tunnel traffic area 7 A.11 Entrances and exits of urban commercial and financial clusters and surrounding areas 7 A.12 Areas surrounding key units/places 7 A.13 Public areas around “three stations, one airport”, ports, docks, etc. 7 A.14 Key public areas along railway lines 8 A.15 Dangerous public areas near mountains, cliffs, water (rivers, lakes, seas) etc. 8 A.16 Along the border 8 A.17 Along expressways and highways 9

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents" Drafting. This document replaces GA/T 751-2008 "Specification for Text Annotation of Video Images". Compared with GA/T 751-2008, except for structural adjustments and In addition to editorial changes, the main technical changes are as follows. --- Changed the scope of the standard (see Chapter 1, Chapter 1 of the.2008 edition); --- Deleted the terms and definitions of "text", "video conference" and "image" (see Chapter 3, Chapter 3 of the.2008 edition); --- Changed the name of "marked content" (see Chapter 4, Chapter 5 of the.2008 edition); --- Added the "Content Classification" section (see 4.1); --- Changed the name and content of "Location Information", added "Region Name", "Location Name", "Subdivided Location Name", "Camera Field of View" "Internal point of interest" "Camera channel number" content (see 4.2, 5.1.1 of the.2008 edition); --- Changed the name and content of "Jurisdiction Information" (see 4.3, 5.1.2 of the.2008 edition); --- Changed the name and content of "Camera Information" (see 4.4, 5.1.4 of the.2008 edition); --- Changed the content of "Time Information" (see 4.5, 5.1.3 of the.2008 edition); --- Changed the name of "marking method" (see Chapter 5, Chapter 6 of the.2008 edition); --- Changed the name and content of "marked area" (see 5.1, 6.1 of the.2008 edition); --- Changed the name and content of "marked characters" (see 5.2, Chapter 4 of the.2008 edition); --- Changed the name and content of "Location Information Marking Method" (see 5.3, 6.2.1 of the.2008 edition); --- Changed the name and content of "Jurisdiction Information Labeling Method" (see 5.4, 6.2.2 of the.2008 edition); --- Changed the name and content of "Camera information marking method" (see 5.5, 6.2.4 of the.2008 edition); --- Changed the name and content of "Time information marking method" (see 5.6, 6.2.3 of the.2008 edition); --- Deleted "Figure 2 Step-by-step labeling method for upload process information" (see 6.2.2 of the.2008 edition). Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents. This document was proposed by the Science and Technology Information Bureau of the Ministry of Public Security. This document is under the jurisdiction of the National Security Alarm System Standardization Technical Committee (SAC/TC100). This document was drafted by. the Science and Technology Information Bureau of the Ministry of Public Security, the First Research Institute of the Ministry of Public Security, the Taiyuan Public Security Bureau, the Harbin Public Security Bureau, the Shanxi Provincial Public Security Department, Jiangsu Provincial Public Security Department, Suzhou Municipal Public Security Bureau, Hangzhou Hikvision Digital Technology Co., Ltd., Zhejiang Dahua Technology Co., Ltd. Company, Vimicro Corporation, Gosuncn Technology Group Co., Ltd., Suzhou Keda Technology Co., Ltd., Huidun Information Security Technology (Suzhou) Co., Ltd., Zhejiang Uniview Technology Co., Ltd., Shanghai Huidian Electronic Technology Co., Ltd., Beijing Zhongke Zhenguanxin Information Technology Co., Ltd. The main drafters of this document are. Dong Liang, Cheng Shasha, Yin Ping, He Zhigang, Zhao Yan, Zhang Hongbing, Zheng Jige, Chen Xin, Yu Jiebo, Huang Yongdai, Gong Jian, Zhao Jun, Shao Peng, Dang Qiaoqiao, Kong Weisheng, Zhang Yongji, Chen Lijun, Li Dazhen, Huang Xiaoli, Gao Sheng, Wu Canyi, Du Yunpeng. The previous versions of this document and the documents it replaces are as follows. ---First published in.2008 as GA/T 751-2008; ---This is the first revision. Specification for information overlay on public security video image screens

1 Scope

This document specifies the content and format requirements for the information overlay on the video image screen display in the public security video image information system. This document is applicable to the overlay of video image screen display information in the public security video image information system, and other systems may refer to it for implementation.

2 Normative references

The contents of the following documents constitute the essential clauses of this document through normative references in this document. For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document. GB 18030 Information Technology Chinese Coded Character Set GA/T 380 Rules for the compilation of national public security agency organization codes

3 Terms and definitions

There are no terms or definitions that require definition in this document.

4 Overlay content

4.1 Content Classification The overlay content includes video image point name information, camera management unit name information, camera attribute information and time information. 4.2 Video image point name information 4.2.1 The video image point name information includes the area name, location name, subdivided location name, points of interest in the camera field of view, etc. The content specifically includes the following. a) Area name (AAA), such as highway, city road, railway, community, square, border, mountain, river, lake, sea, etc. name; b) Location name (BBB), such as the name of the bridge or tunnel, entrance or exit, checkpoint, commercial area, street address, etc.; c) Subdivision location name (CCC), which is the subdivision location of the location name; d) Points of interest within the camera's field of view (DDD); e) The camera channel number (N) of the same subdivision location. If there is only one camera channel, it does not need to be listed. 4.2.2 For the naming of video image points, please refer to Appendix A. 4.3 Camera management unit name information The name information of the camera management unit includes the name information of the province, city, county, and team, which should comply with the public security agency organization code in GA/T 380. Should name requested. 4.4 Camera attribute information Camera attribute information includes the following. ......

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