%0 Journal Article
%T Virtual Studio:Structure and Key Technology<br>虚拟演播室:结构及关键技术
%A QI Yue
%A HU Xiao-feng
%A ZHANG Mao-jun
%A <br>齐 越
%A 胡晓峰
%A 张茂军
%J 中国图象图形学报
%D 2000
%I 
%X Virtual Studio uses computer generated scene as its background. It applies computer technology and video compositing technology to combine the actors and the virtual scene seamlessly, and gives audience a full new vision effect. It brings up a revolution to video making. The structure of Virtual Studio system includes three parts:camera tracking, background rendering and video compositing. Its key technology consists of camera tracking, camera switching and focusing, blue room design and background rendering, synchronization and compositing, etc. This paper addresses the structure, technology and some problems of Virtual Studio.
%K Virtual studio
%K Chromakey
%K Virtual reality
%K Background rending
%K Camera tracking
%K Compositing<br>虚拟演播室
%K 色键
%K 虚拟现实
%K 背景绘制
%K 视频合成
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=5B3AB970F71A803DEACDC0559115BFCF0A068CD97DD29835&cid=8240383F08CE46C8B05036380D75B607&jid=D06194629680C940ACE75262F54B9D85&aid=79878C2A542DC295&yid=9806D0D4EAA9BED3&vid=94C357A881DFC066&iid=B31275AF3241DB2D&sid=D0E8F9CBDBE0070C&eid=E0172F1A638CE984&journal_id=1006-8961&journal_name=中国图象图形学报&referenced_num=5&reference_num=0