B 站是用什么方法将 2.0/2.1 立体声扩充为环绕声呢? - V2EX
Donald5VE

B 站是用什么方法将 2.0/2.1 立体声扩充为环绕声呢?

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  •   Donald5VE Sep 21, 2019 2189 views
    This topic created in 2443 days ago, the information mentioned may be changed or developed.
    因为近期购入了带后置环绕的音箱系统当作日常音箱使用;
    发现 A 站,U2B 等网站都是依据视频本身的声道来播放;
    B 站的视频则是全部扩展为 5.1 环绕声了,即便有些很老上传的明显应该不是 5.1 声道的视频也扩展会为 5.1 声道来播放,播放体验十分良好,充分发挥了环绕音响系统的魅力。

    那么 B 站是怎么扩展声道的呢?
    如何将这种方法应用到自己本地的网易云音乐上呢?
    2 replies    2019-09-22 06:43:06 +08:00
    msg7086
        1
    msg7086  
       Sep 22, 2019 via Android
    盲猜根据频率和特征分离人声。
    jaskle
        2
    jaskle  
       Sep 22, 2019 via Android
    够呛吧,是不是直接播放了,根本没管 5.1
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