B 站的动感视频是如何实现的 - V2EX
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B 站的动感视频是如何实现的

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  •   carbrokers May 11, 2022 1723 views
    This topic created in 1469 days ago, the information mentioned may be changed or developed.

    最近产品看了 B 站的动感视频很上头，希望我们的也能做类似的功能。楼主前端，有什么思路可以解析出音频中哪里需要震动的强一点，哪里需要震动的弱一点

  • 震动
  • 动感
  • 楼主
  • 视频
    2 replies    2022-05-12 02:49:16 +08:00
    ttgo
        1
    ttgo  
       May 11, 2022
    没看过，但我感觉应该是做 fft ，然后某些频段大于某些阈值，就以信号幅值的某个函数为强度震动？
    baobao1270
        2
    baobao1270  
       May 12, 2022
    这个好像是 UP 主自己作标记的
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