The author designed two algorithms for distributed cooperation among multiple video streams sharing common communication resources. The algorithms take advantage of an optimization framework that characterizes video p...The author designed two algorithms for distributed cooperation among multiple video streams sharing common communication resources. The algorithms take advantage of an optimization framework that characterizes video packets such that joint resource allocation can be implemented not only over the packets of a single stream, but also across packets of different streams. The first algorithm enables collaboration among multiple video senders in an 802.11 CSMA/CA wireless network such that their joint performance is maximized. Via the algorithm, the users cooperatively establish transmission priorities based on the assigned characterizations of their video packets. The second technique allows for low-complexity joint bandwidth adaptation of multiple video streams at intermediate network nodes in the Internet in order to maximize the overall network performance. The author analyzes the advantages of the proposed algorithms over conventional solutions employed in such scenarios. It is shown that depending on system parameters such as available network data rate the proposed techniques can provide substantial gains in end-to-end performance.展开更多
针对目前网络教育的实际情况,分析网络教学系统建设需求的基础上,论述了一个基于Flash Media Server技术的网络视频教学系统的总体设计.以.NET和Flash Media Server技术为支撑,对系统中"音视频录制和直播"、"观看音视频...针对目前网络教育的实际情况,分析网络教学系统建设需求的基础上,论述了一个基于Flash Media Server技术的网络视频教学系统的总体设计.以.NET和Flash Media Server技术为支撑,对系统中"音视频录制和直播"、"观看音视频流"、"视频文件上传"、"双向视频交流"等核心功能模块进行了详细的分析,提出了合理的解决方案.为学生提供了可视化、直观的视频课程平台,极大增强了客户端的用户体验感,减轻了服务器的压力,展现了Flash Media Server技术在视频教学中的强大优势.展开更多
采用Flash Media Server流媒体服务器技术,基于TCP/IP和RTMP协议,设计开发了远程视频教学系统,介绍了该系统在线视频教学功能、电子白板教学功能、视频录制与点播功能和在线答疑教学功能的设计与实现方法,最后采用Fiddler软件对其进行...采用Flash Media Server流媒体服务器技术,基于TCP/IP和RTMP协议,设计开发了远程视频教学系统,介绍了该系统在线视频教学功能、电子白板教学功能、视频录制与点播功能和在线答疑教学功能的设计与实现方法,最后采用Fiddler软件对其进行功能测试.结果显示,该系统具有良好的实时性和稳定性,不仅增强了网络教学过程中的交互性与实时性,同时也为网络公开课程的进一步发展提供了技术思路与方案借鉴.展开更多
采用Apache+PHP+MySQL技术设计开发了三层结构模式的视频直播网站——"武警黄金部队学术交流平台",利用Windows MediaEncoder进行学术交流现场的音视频采集,Windows Media Server进行视频发布,直播和点播的流媒体内容嵌入到H...采用Apache+PHP+MySQL技术设计开发了三层结构模式的视频直播网站——"武警黄金部队学术交流平台",利用Windows MediaEncoder进行学术交流现场的音视频采集,Windows Media Server进行视频发布,直播和点播的流媒体内容嵌入到HTML网页,用户用IE、FireFox等浏览器登录浏览视频直播网页即可实现网络视频直播和点播。展开更多
With the rise of live streaming on social media, platforms like Facebook, Instagram, and YouTube have become powerful business tools. They enable users to share live videos, fostering direct connections between busine...With the rise of live streaming on social media, platforms like Facebook, Instagram, and YouTube have become powerful business tools. They enable users to share live videos, fostering direct connections between businesses and their customers. This critical literature review paper explores the impact of live streaming on businesses, focusing on its role in attracting and satisfying consumers by promoting products tailored to their needs and wants. It emphasizes live streaming’s crucial role in engaging customers, a key to business growth. The study also provides viable strategies for businesses to leverage live streaming for growth and customer engagement, underscoring its importance in the business landscape.展开更多
A P2P approaches to extend the ability of Video on Demand systems to serve more users. In the proposed system users share with each other the media data obtained and the media server is no longer the only source to ge...A P2P approaches to extend the ability of Video on Demand systems to serve more users. In the proposed system users share with each other the media data obtained and the media server is no longer the only source to get data from, thereby, the load on the media server could be greatly alleviated and the overall system capacity increases and more users could be served. The P2P streaming system introduces efficient searching;data transfer dynamically monitoring and initial buffering to maintain a high quality of playback. Its provider selection policy helps to reduce the load of the underlying network by avoiding remote data transfer.展开更多
A video patrol and inspection system is an important part of the government's shipping channel information management. This system is mainly applied to video information gathering and processing as a patrol is car...A video patrol and inspection system is an important part of the government's shipping channel information management. This system is mainly applied to video information gathering and processing as a patrol is carried out. The system described in this paper can preview,edit,and add essential explanation messages to the collected video data. It then transfers these data and messages to a video server for the leaders and engineering and technical personnel to re-trieve,play,chart,download or print. Each department of the government will use the system's functions according to that department's mission. The system can provide an effective means for managing the shipping enterprise. It also pro-vides a valuable reference for the modernizing of waterborne shipping.展开更多
文摘The author designed two algorithms for distributed cooperation among multiple video streams sharing common communication resources. The algorithms take advantage of an optimization framework that characterizes video packets such that joint resource allocation can be implemented not only over the packets of a single stream, but also across packets of different streams. The first algorithm enables collaboration among multiple video senders in an 802.11 CSMA/CA wireless network such that their joint performance is maximized. Via the algorithm, the users cooperatively establish transmission priorities based on the assigned characterizations of their video packets. The second technique allows for low-complexity joint bandwidth adaptation of multiple video streams at intermediate network nodes in the Internet in order to maximize the overall network performance. The author analyzes the advantages of the proposed algorithms over conventional solutions employed in such scenarios. It is shown that depending on system parameters such as available network data rate the proposed techniques can provide substantial gains in end-to-end performance.
文摘针对目前网络教育的实际情况,分析网络教学系统建设需求的基础上,论述了一个基于Flash Media Server技术的网络视频教学系统的总体设计.以.NET和Flash Media Server技术为支撑,对系统中"音视频录制和直播"、"观看音视频流"、"视频文件上传"、"双向视频交流"等核心功能模块进行了详细的分析,提出了合理的解决方案.为学生提供了可视化、直观的视频课程平台,极大增强了客户端的用户体验感,减轻了服务器的压力,展现了Flash Media Server技术在视频教学中的强大优势.
文摘采用Flash Media Server流媒体服务器技术,基于TCP/IP和RTMP协议,设计开发了远程视频教学系统,介绍了该系统在线视频教学功能、电子白板教学功能、视频录制与点播功能和在线答疑教学功能的设计与实现方法,最后采用Fiddler软件对其进行功能测试.结果显示,该系统具有良好的实时性和稳定性,不仅增强了网络教学过程中的交互性与实时性,同时也为网络公开课程的进一步发展提供了技术思路与方案借鉴.
文摘采用Apache+PHP+MySQL技术设计开发了三层结构模式的视频直播网站——"武警黄金部队学术交流平台",利用Windows MediaEncoder进行学术交流现场的音视频采集,Windows Media Server进行视频发布,直播和点播的流媒体内容嵌入到HTML网页,用户用IE、FireFox等浏览器登录浏览视频直播网页即可实现网络视频直播和点播。
文摘With the rise of live streaming on social media, platforms like Facebook, Instagram, and YouTube have become powerful business tools. They enable users to share live videos, fostering direct connections between businesses and their customers. This critical literature review paper explores the impact of live streaming on businesses, focusing on its role in attracting and satisfying consumers by promoting products tailored to their needs and wants. It emphasizes live streaming’s crucial role in engaging customers, a key to business growth. The study also provides viable strategies for businesses to leverage live streaming for growth and customer engagement, underscoring its importance in the business landscape.
文摘A P2P approaches to extend the ability of Video on Demand systems to serve more users. In the proposed system users share with each other the media data obtained and the media server is no longer the only source to get data from, thereby, the load on the media server could be greatly alleviated and the overall system capacity increases and more users could be served. The P2P streaming system introduces efficient searching;data transfer dynamically monitoring and initial buffering to maintain a high quality of playback. Its provider selection policy helps to reduce the load of the underlying network by avoiding remote data transfer.
文摘A video patrol and inspection system is an important part of the government's shipping channel information management. This system is mainly applied to video information gathering and processing as a patrol is carried out. The system described in this paper can preview,edit,and add essential explanation messages to the collected video data. It then transfers these data and messages to a video server for the leaders and engineering and technical personnel to re-trieve,play,chart,download or print. Each department of the government will use the system's functions according to that department's mission. The system can provide an effective means for managing the shipping enterprise. It also pro-vides a valuable reference for the modernizing of waterborne shipping.