随着宽频时代的来临,网上视频教学逐渐成为远程教育的重要途径,为解决视频、音频、导航区标题与电子讲稿(PowerPoint)三者同步问题,流媒体同步技术正发挥着重要作用。本文主要阐述如何利用Windows Media Tools和SMIL语言两种技术实现网...随着宽频时代的来临,网上视频教学逐渐成为远程教育的重要途径,为解决视频、音频、导航区标题与电子讲稿(PowerPoint)三者同步问题,流媒体同步技术正发挥着重要作用。本文主要阐述如何利用Windows Media Tools和SMIL语言两种技术实现网上视频教学的同步问题。展开更多
Proper configuration of boundary buffer for multimedia objects(MOs) is a vital means to satisfy the requirement of QOP in real-time multimedia communication. This paper analyzes the time sequence of MOs transmission a...Proper configuration of boundary buffer for multimedia objects(MOs) is a vital means to satisfy the requirement of QOP in real-time multimedia communication. This paper analyzes the time sequence of MOs transmission and the mathematical relationahip of QOP parameters in master/slave media inter-stream synchronization, gives the minimum and maximum number of buffers for pre-fetching MOs. The calculation result has been verified in a practical multimedia communication system.展开更多
文摘Proper configuration of boundary buffer for multimedia objects(MOs) is a vital means to satisfy the requirement of QOP in real-time multimedia communication. This paper analyzes the time sequence of MOs transmission and the mathematical relationahip of QOP parameters in master/slave media inter-stream synchronization, gives the minimum and maximum number of buffers for pre-fetching MOs. The calculation result has been verified in a practical multimedia communication system.