沉浸式球幕影院中沉浸声系统的应用  

An application of immersive sound system in immersive dome cinema

作　　者：欧阳玥 Ouyang Yue(Radio,Film&TV Design and Research Institute)

机构地区：[1]中广电广播电影电视设计研究院音视频设计研究所,北京100045

出　　处：《现代电影技术》2022年第4期18-25,共8页Advanced Motion Picture Technology

基　　金：科技部课题“科技助力经济2020”重点专项《高新视频-沉浸式视频系统在文体影视领域的应用示范》(SQ2020YFF0426543);中广电广播电影电视设计院科技创新课题《三维声关键技术研究及应用系统集成》(2021009)。

摘　　要：沉浸式球幕影院是沉浸式视频主要呈现形态之一。根据观看方式的不同,沉浸式球幕影院又可以分为穹顶式、倾斜式和垂直式。近年来,将球幕和动感座椅、飞行平台结合的飞行影院越来越受欢迎,它以强烈的视觉沉浸感、声音包围感给观众留下了深刻的印象。沉浸式球幕影院除了要实现视觉的沉浸感,还应该实现声音的沉浸感。本文梳理了沉浸声的概念及其技术路线,调研总结了20多家应用了沉浸声系统的球幕影院,阐述了沉浸声系统设计的主要内容,初步回答了如何在沉浸式球幕影院中实现声音的沉浸感这一技术问题。Immersive dome cinema is one of the main presentation forms of immersive video system.According to different viewing methods,immersive dome cinema can be divided as horizontal type,tilting type and vertical type.In recent years,the flying cinema,which combines spherical screens with dynamic seats and platforms,has become more and more popular.It can create a deep impression on the audience with its strong sense of visual immersion and sound envelopment.In addition to the visual immersion,the immersive dome cinema should also achieve sound-wise immersion.This paper sorts out the concept of immersive sound and its technical route,surveys and summarises more than 20 dome cinema that have applied immersive sound systems,expounds their main contents of immersive sound system design,and gives the answers of how to achieve sound immersion in immersive dome cinema.

关 键 词：沉浸式视频 球幕影院 飞行影院 沉浸声 三维声 全景声 

分 类 号：J938[艺术—电影电视艺术] J933