In order to further give play to the role of the relevant ministries and commissions of the central and state organs in the popularization of teaching resources, the construction of cultural information resources sharing projects and the construction of the distance education network system in Shandong Province, to promote the organic integration of regional advantages and market mechanisms in Chengyang District of Qingdao City The streaming media courseware programs of the Central Education Television Station, the Shandong Education Television Station, and the Culture Sharing Project are more suitable for the needs of party members and cadres in modern distance education. Enterprises and government agencies need to expand high-quality professional management, technology, production, service and other talent teams. Employers and employees also have strong demands for new education and training methods, methods and content.
2. System Construction The distance education and training network adopts the client / server model in its overall design. The client browses and accesses the server based on B / S, and the server uses a "centralized" architecture.The server is mainly composed of Web resource server, streaming media distribution server, Livecode network streaming media encoder, storage device and so on. In addition, the remote also includes a network teaching server and synchronous classroom terminal.
The role of streaming media distribution server is to provide TV video, real-time video, IP courseware streaming media distribution broadcast service. It is a service for users.
Livecode encoder is mainly used for encoding and outputting satellite real-time IP streaming media courseware, while providing two channels of real-time video AV signal acquisition and compression output service.
Storage devices solve data transmission and mass storage in practical applications. 3. System implementation 1. System management background Establish the management background of Chengyang District's distance education information release system, design a convenient management interface, from resource management, news management, streaming media monitoring management, video snapshot management, channel management, system log Management and parameter setting management and other aspects of effective management of background data.
News management can arbitrarily add, modify and delete news information resources according to specific situations and needs. And formulate the release time and release sequence.
Streaming media monitoring and management provides basic streaming media monitoring and management. The administrator regularly makes reasonable judgments on the stability and security of the system based on the online time and online IP of online personnel.
Video snapshot management saves snapshots of local standard streaming media video files.
Channel management manages the basic settings of the channel.
The system log management records the user's operation actions according to the system user's operation information. And through the operation time, operation user's IP address, and operation events and other ways to provide comprehensive search methods.
Parameter setting management sets system basic parameters, local courseware resource storage path, education channel address, local video resource list program access address, streaming media server monitoring and other information. 2. The internet teaching website platform establishes a modern distance education website for party members and cadres in Chengyang District to realize online management of distance education. Store and update distance education courseware in a timely manner, provide online browsing, work deployment and online learning services for receiving sites, link to streaming media on-demand websites, provide video on-demand and download services, receive information feedback, and conduct survey and statistical work.
· Realize the accumulation, sharing and integration of education and training resources for rural party cadres;
· Realize the program download and distribution management of multi-channel satellite channels such as Central Education TV Station and Shandong Education TV
· Realize the download and distribution management of the national cultural information resource sharing project resources;
· Realize the management of media materials and on-demand / live broadcast services in Chengyang District;
· Real-time distribution of satellite IP courseware;
· Realize live video webcast.
Beijing Ruide Video Technology Co., Ltd.
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