厦门广电网络视音频技术研究与应用

发布时间：2018-04-25 13:17

本文选题：VOD系统 + 播客　；参考：《厦门大学》2008年硕士论文

【摘要】： 随着互联网的快速发展,网络媒体正迅速蚕食传统媒体的受众和广告市场,各种传统媒体都密切关注互联网的发展并寻求发展旗下网络媒体之路,美国百年大报——《基督教科学箴言报》将于2009年4月起停止纸质发行转而成为电子日报,厦门日报社主办的“厦门网”已成为厦门地方门户网站,电视媒体借助视频优势进挤身商业网站:“央视网”借北京奥运会网络视频转播之机,一跃成为2008年最风光的国内视频网站,凤凰卫视开设的“凤凰网”已成为国内访问量最大的十大网站之一。尽管广电媒体已有“央视网”、“凤凰网”这样网络新媒体的旗帜,地方广电媒体网站依然落后于整个互联网行业的发展速度。近年来网络视音频技术的突飞猛进,网络基础条件日益改善,播客等应用的不断出现,视音频网站已成为当今网民最热衷访问的网站类型,地方广电媒体丰富的视音频资源为旗下网站突出视音频应用奠定了基础。本文研究了厦门广电网络视音频广播VOD系统的设计、基于POCLE系统的网站播客系统及基于OPENV视频搜索功能的应用。厦门广电VOD系统改进了传统VOD系统的虚拟直播功能,采用了DRM数字版权管理,完善了节目、用户和广告管理模块,实现了系统的商用价值,应用了CDN技术和P2P技术改善带宽压力,并引入播客和视频搜索功能进一步丰富了网络视音频技术的应用。文中还分析了各系统与应用的缺陷,提出了改进性意见,还就如何融合各系统优势,提供整体性网络视音频服务提出了自己的见解。
[Abstract]:With the rapid development of the Internet, the network media is rapidly eroding the audience and advertising market of traditional media. All kinds of traditional media pay close attention to the development of the Internet and seek the way to develop its network media. The American century-old newspaper Christian Science Monitor will stop its paper distribution and turn it into an electronic daily newspaper in April 2009. Xiamen Daily has become a local portal in Xiamen. Television media with the advantage of video into the crowded commercial website: "CCTV" through the Beijing Olympic Games network video broadcast opportunities, became the 2008 most beautiful domestic video site, Phoenix Satellite TV opened "Phoenix New Media" has become one of the top ten most visited websites in China. Despite the banners of new online media such as CCTV and Phoenix New Media, local radio and television media sites are still lagging behind the development of the Internet industry as a whole. In recent years, with the rapid development of network video and audio technology, the improvement of network basic conditions and the continuous emergence of applications such as podcast, video and audio websites have become the most popular type of websites visited by Internet users. Local radio and television media rich video and audio resources for its websites highlight video and audio applications laid the foundation. This paper studies the design of VOD system of Xiamen Radio and Television Network Video and Audio Broadcasting, the website podcast system based on POCLE system and the application of OPENV video search function. Xiamen Radio and Television VOD system has improved the virtual direct broadcast function of traditional VOD system, adopted DRM digital rights management, perfected the program, user and advertisement management module, and realized the commercial value of the system. The application of CDN and P2P technology to improve the bandwidth pressure, and the introduction of podcasting and video search further enriched the application of network video and audio technology. This paper also analyzes the defects of each system and application, puts forward some suggestions for improvement, and puts forward some opinions on how to integrate the advantages of each system and provide the whole network video and audio service.
【学位授予单位】：厦门大学
【学位级别】：硕士
【学位授予年份】：2008
【分类号】：TN948.1

【参考文献】