从4K超高清+5.1环绕声到8K超高清+22.2三维声——国家大剧院舞台纪录电影的技术探索

From 4K+5.1 Multichannel Sound to 8K+22.2 Multichannel Immersion Sound——The Technical Evolution of NCPA Stage Film

以国家大剧院“艺术放映厅”展映项目的发展为例,阐述舞台纪录电影从4K超高清+5.1环绕声到8K超高清+22.2三维声音视频技术应用的发展性探索,以及制作与展映标准的实践。

This paper explains the technical evolution of the NCPA Arts Screening project. It starts with the standard of 4 K and 5.1 multichannel sound system,followed by further discussion of two different ways in setting up 8 K and 22.2 three-dimensional multichannel immersion sound system. Finally,it draws a whole picture of NCPA stage film production and projection in terms of technical standards.