The first chapter project review

1, the preface

As countries for further attention in construction of the Internet, people to further increase the demand for Internet applications, Internet cafes widely appeared in all parts of the country, and become the general youth gathering place. Is also facing some problems at the same time in the rapid development of Internet cafes, Internet cafes environmental chaos, minors access Internet cafes, Internet cafes in the violence, theft, for the standardization of Internet cafes management, lead Internet bar chain-like management to create brand image development path, developed the country's ministry of culture, ministry of public security policy, from institutional and technical solution of the problems of Internet cafes management.

Internet cafes monitoring was conducted on the technology of Internet cafes strict management of the effective means. Internet cafes monitoring including network content monitoring and environmental monitoring net cafe. As the video monitoring system, which is effective to manage the management circumstance of Internet cafes, including operating time, events, forensics, alarm, upload, supervision of minors to enter, etc.

Network video technology has been used very mature at present. Have more advantages in the field of Internet cafes monitoring. Internet cafes monitoring requirements distributed monitoring and centralized management and hierarchical structure, the traditional analog monitoring, relatively concentrated half digital hard disk video recording system is difficult to deal with. Network video monitoring can make full use of existing network resources in the Internet bar, digital network monitoring. Users with less investment, facilitate the system expansion, convenient remote centralized management. The system will be used to the management of the public security departments to provide strong protection.

2, the purpose of the system design

System design to set up an Internet cafe is the purpose of the video monitoring system, the system will provide Internet cafe chain, city public security bureau to provide the function of remote monitoring and management. Users can remote browsing through the network to reduce the operating situation in the Internet bar. When there are minors, fighting, theft, and alarm, and so on and so forth, can in time to the chain store, municipal public security bureau and other departments, to provide clues and evidence. Through the establishment of the connected to the Internet cafe in the city video surveillance system, standardization of Internet cafes.

The second chapter business requirements and design

1, the business needs

The system will be for the Internet cafe operators, chain management, public security bureau and other departments with three-level video monitoring service. System through the network to all networking, Internet cafes in the city to form a unified monitoring network. Authorized users can access the monitor Internet cafes anywhere through the Internet. System should provide automatic alarm function, check the legality of Internet users, and automatically be registered for Internet cafes personnel, convenient query in the future.

2, the project design

2.1, the overall plan

System adopts distributed monitoring centralized management of the monitoring mode, in every Internet cafes set 1 to 4 July. By the network video server after collecting audio and video signals into the use of network resources in the Internet bar for transmission network signal. Respectively in the net cafe chain set up monitoring center, city public security bureau, for system management. System topology is as follows:

In the net cafe chain headquarters, set up the server host and monitor host. Manage all Internet cafe in the server host monitoring data, remote users can understand the all registered information in the Internet bar. Including the physical location of Internet cafes, owners, management scale. Monitoring host provides real-time monitoring functions, users can timely understand the field condition of a net cafe, especially for Internet cafe at the gate of the hall, the cashier, important part of the real-time monitoring, video recording, capture and other operations. At the municipal public security bureau of the monitoring center, the staff can know all the city's Internet cafes operating condition in real time. In a timely manner, processing industry. Now Internet cafes have started using the IC card id real-name ", when there are minor user trying to enter net cafe system, the system will automatically alarm, trigger video, provide evidence for the public security bureau.

Internet cafes monitoring system according to the level 3 structure design, easy expansion of users, can be in a number of network monitoring platform to carry out business, easy to improve the management level of Internet cafes management, provide the efficiency of case treatment, effectively stop the violence, chaotic management of Internet cafes.

2.2, Internet cafes monitoring and control system design

Internet cafes as nodes of network access, has a good network resources. System USES the network video server as monitoring front-end access equipment. The network video server can use the camera analog signal is converted into network signal transmission. In this way, the remote user can through the Internet to monitor operation of Internet cafes.

According to the actual size of Internet cafes, can in the important position of Internet cafes set 1-4 July. For example, at the entrance to the hall at the checkout of Internet cafes, Internet cafes, Internet cafes and other places. Considering the Internet cafes hall lighting conditions is not very ideal, USES the low intensity of illumination of the camera and infrared camera. In the Internet cafe management monitoring system installed on the host software. Internet bar through the system management staff can understand the Internet cafes, video, convenient query, forensics in the future.

2.3 monitoring and control system design,Internet cafe chain and the municipal public security bureau

Monitoring design similar chain monitoring and the municipal public security bureau, but the operating authority design is completely different. Chain as an Internet cafe management institutions, can view all the detailed information supervision of Internet cafes, including information about Internet cafe, the owner of the information, chain organizations also can communicate through speech and Internet cafes management personnel, to do online real-time management.

Municipal bureau of public security management focus on Internet. When there are online personnel enter net cafe when making credit card registration, system can automatically capture save a photo, at the same time system also to compare the and ShangWangRen identity information, if found to be minor, system will automatically alarm to chain and public security bureau.

The third chapter, the function implementation

1, audio and video monitoring net cafe

Local audio and video monitoring at the bar, the user can through Internet cafe management host for real-time monitoring, Internet cafes and local video. Violence, can effectively curb Internet cafe Internet cafe incidents of theft.

2, Internet cafes local video function

Internet cafes administrators can set the video recording time specified. Such as regulation of Internet cafes operating time is eight o 'clock in the morning to 11 o 'clock at night, you can specify system at this time. Administrators can also query via the playback video files, for playback.

3, identity checking

When he has to pay by credit card online personnel access to the Internet cafe for login, the system can automatically compare the identity information, if belong to minors or in the blacklist, the system will automatically alarm to the public security bureau, at the same time automatic capture, video.

4, remote management capabilities

Internet cafe business into the chain management mode, can use the network to realize online management. Chain managers can through the network remote viewing field condition for management information, all the Internet cafes. Can also by voice, text real-time communication system and various Internet cafe manager online communication.

5, Internet cafes remote tour functions

City public security bureau can through this system remote tour all Internet cafes operating condition. Positioning is prepared through electronic map system in the case of Internet cafes, the case for the entire video tracking process. Staff can remotely control yuntai camera movement, record every detail. Processing to provide evidence for future case.

6, network demo function

The system supports multiple users in Internet cafes open for remote viewing capabilities. Can see through the network with the permission of the rights of Internet cafes operating condition. Have the function of online publicity, is of great benefit to net cafe chain operation of the brand image.

7, rights management functions

System will be in the center of the chain monitoring center and the public security bureau monitoring provides rights management functions respectively. Different permissions of the user login will present a different action content, allowing users to define user level, assign permissions.

8, concentrated video recording

Video server Settings in the chain of video server, the server is responsible for running all the video in the Internet bar. Authorized users can remotely through the network to download video files. Public security system in the forensic cases are required by application permissions from the video server to download the required video files.

9, B/S and C/S access functions

All system based on Internet platform. Legitimate users can enter the system through IE browser, but can be by a dedicated management network video server monitoring and control system.

10,and blacklist wanted function

System can set the blacklist, when there is illegal users trying to charge online login system, once the system detects the ID in system list, automatically capture, video, and will automatically alarm to the public security system.

11, system log function

Powerful system log to record all information of Internet users, according to what person where on the Internet, in which time intervals, and matches by paparazzi photos of the mentally incapacitated person. The system provides users with convenient query function, easy to find information.

12, domain name resolution functions

Monitoring system based on Internet platform, IP allocation complex, monitoring the front number is more, for the convenient and practical, the system to provide DNS access function, users only need to assign a unique name for the network video server, and access needed by name only can access the network video server.

13, two-way audio functions

They can, and master of front-end equipment for two-way voice intercom function. When monitoring staff found a theft, violence can remotely reminded, to stop, deter. Two-way voice function also can be used for the communication between managers.

14, video tour display function

At the municipal public security bureau set up large screen display function. System can be set switching sequence, which specifies which shown on the screen in the monitoring points, each screen can be arbitrary superposition character, display the related information. Users can manually switch can automatically switch, convenient for the user to monitor Internet cafes in the city.