摘要
声音修复是电影修复的重要环节,本文讨论了《天书奇谭》的艺术价值,介绍了一般的声音修复方案,进而提出将音乐与对白分离的全新修复方案。为了实现全新的修复方案,让老电影再放光彩,团队引入了单声道音频信号分离技术,该技术是歌声分离技术中的难点。本文重点探讨基于频谱分析的单声道音频信号分离技术在修复版《天书奇谭》中的实践应用。
Sound restoration is an important part of film restoration.This paper discusses the artistic value of Secrets of the Heavenly Book,introduces the general sound restoration plans,and then puts forward a new restoration plan that separates dialogue from music.In order to achieve the new restoration plan and make the old film shine again,the team introduced the mono audio signal separation technology,which is the difficulty in the SingingVoiceSeparation.This paper focuses on the practical application of mono audio signal separation technology based on spectral analysis in the restoration of Secrets of the Heavenly Book.
作者
王晓俊
黄飞龙
WANG Xiaojun;HUANG Feilong(Shanghai Film Technology Plant Co.,Ltd.,Department of Music,Shanghai 200030,China;Engineering,Shanghai Conservatory of Music,Shanghai 200031,China)
出处
《电声技术》
2020年第5期58-64,共7页
Audio Engineering
