怎样使用Adobe Audition变调变速

2025-04-07 03:16:35
推荐回答(1个)
回答1:

  1、执行“效果——时间和间距——变速(进程)”命令,调出“变速”对话框。见图。


  2、在“变速”窗口中的“变速模式”栏下,有三个选项(见红框内)。其中,第一项“变速不变调”是改变乐曲速度的;第二项“变调不变速”是为乐曲升降调的;第三项“变调又变速”用到较少,是对乐曲改变速度的同时又改变了音高,有时候也要用到。

  3、变调时,选择第二项,再点击“转换”下面的下拉列表,表中的“无”是不升不降,1#、2#、3#.......是升调选项,1b、2b、3b......是降调选项。相邻的选项之间相差半度,就是说,1 b是降半度,2 b是降1度,3 b是降1度半,以此类推。升调也是一样的。

  4、变速时,选择第一项。这时,“转换”栏基本没用,要用到的是“比率”和“长度”。比率是相对的,是相对于没有变速时的速度而言的,100是原速,小于100是降速,大于100是加速。长度是绝对的,单位是秒。这两个栏的数值是相关联的,改变比率的值,长度值也会相应改变。

  变速操作可以改变比率,也可以改变长度,只要在数值框里填写数值即可。比如原曲的长度是60秒,想加速成56秒,只要在长度栏里填上56,确定即可。如果想降低速度5%,只要在比率栏里填写95即可。其他情况请举一反三。

  如果不知道原曲长度是多少,只要在比率栏填写100,或者在“转换”栏的下拉列表里选择“无”,这时长度栏里的数值就是原曲的长度。

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