键控技术在虚拟演播室中的应用  

The application of keying technology in the virtual studio system

作　　者：王润兰[1] 袁永昌[1] 刘成锁[1] 

机构地区：[1]河北师范大学信息技术学院,河北石家庄050016

出　　处：《农业网络信息》2007年第5期181-182,193,共3页Agriculture Network Information

摘　　要：虚拟演播室系统在电视节目制作中的应用越来越普遍,而键控技术是该系统的核心。本文主要从键控技术的种类以及其在虚拟演播室中的具体应用等方面进行阐述,以从原理和技术的角度帮助节目制作人员提高节目制作的质量,使节目合成效果更为自然、真实,更具有可视性。The application of the virtual studio system is more and more universal in the production of television programs, and keying technology is the core of the system. This paper described mainly from keying technology＇s type and the virtual studio in the specific application, from the perspective of principle and technolog to help production staff improve program＇s quality so that effective synthesis of the program becomes more natural, authentic, and more visibility.

关 键 词：虚拟演播室系统 键控 色键 

分 类 号：G222.3[文化科学]