用 Node.js 库生成声音

介绍

今天在 OICQ 的群里看到七七想用 NodeJS 生成声音。所以就写了一个 🙂 名字就叫做 form-wave 了。

生成的声音仅限于正弦波、方波、锯齿波、三角波和空白声音。语法是：sin/saw/sqr/tri,<音强>,<持续时间>。其中的音强最大为 INT16_MAX。目前三角波的频率有点小问题，还是没搞清楚怎么修（

源代码在 https://src.hackflow.org/form-wave （至于工作原理嘛，看源码和 WAV/PCM 的维基就懂了）

声音代码

东方红

  sin784,15000,800 nil0,0,10
  sin784,15000,400 nil0,0,10
  sin880,15000,400 nil0,0,10
  sin578,15000,1600 nil0,0,10 

  sin523,15000,800 nil0,0,10
  sin523,15000,400 nil0,0,10
  sin440,15000,400 nil0,0,10
  sin578,15000,1600 nil0,0,10

  sin784,15000,800 nil0,0,10
  sin784,15000,800 nil0,0,10
  sin880,15000,400 nil0,0,10
  sin1046,15000,400 nil0,0,10
  sin880,15000,400 nil0,0,10
  sin784,15000,400 nil0,0,10
  sin523,15000,800 nil0,0,10
  sin523,15000,400 nil0,0,10
  sin440,15000,400 nil0,0,10
  sin578,15000,1600 nil0,0,10

  sin784,15000,800 nil0,0,10
  sin578,15000,800 nil0,0,10
  sin523,15000,800 nil0,0,10
  sin494,15000,400 nil0,0,10
  sin440,15000,400 nil0,0,10
  sin392,15000,800 nil0,0,10
  sin784,15000,800 nil0,0,10
  sin578,15000,800 nil0,0,10

  sin659,15000,400 nil0,0,10
  sin578,15000,400 nil0,0,10
  sin523,15000,800 nil0,0,10
  sin523,15000,400 nil0,0,10
  sin440,15000,400 nil0,0,10

  sin578,15000,400 nil0,0,10
  sin659,15000,400 nil0,0,10
  sin578,15000,400 nil0,0,10
  sin523,15000,400 nil0,0,10
  sin578,15000,400 nil0,0,10
  sin523,15000,400 nil0,0,10
  sin494,15000,400 nil0,0,10
  sin440,15000,400 nil0,0,10
  sin392,15000,2400 nil0,0,10

  nil0,0,800

  sin784,15000,800 nil0,0,10
  sin578,15000,800 nil0,0,10
  sin523,15000,800 nil0,0,10
  sin494,15000,400 nil0,0,10
  sin440,15000,400 nil0,0,10
  sin392,15000,800 nil0,0,10
  sin784,15000,800 nil0,0,10
  sin578,15000,800 nil0,0,10

  sin659,15000,400 nil0,0,10
  sin578,15000,400 nil0,0,10
  sin523,15000,800 nil0,0,10
  sin523,15000,400 nil0,0,10
  sin440,15000,400 nil0,0,10

  sin578,15000,400 nil0,0,10
  sin659,15000,400 nil0,0,10
  sin578,15000,400 nil0,0,10
  sin523,15000,400 nil0,0,10
  sin578,15000,400 nil0,0,10
  sin523,15000,400 nil0,0,10
  sin494,15000,400 nil0,0,10
  sin440,15000,400 nil0,0,10
  sin392,15000,2400 nil0,0,10

喀秋莎

sin988,15000,800 nil0,0,10
sin1318,15000,800 nil0,0,10
sin1175,15000,800 nil0,0,10
sin1318,15000,400 nil0,0,10
sin1175,15000,400 nil0,0,10
sin1046,15000,400 nil0,0,10
sin1046,15000,400 nil0,0,10
sin988,15000,400 nil0,0,10
sin880,15000,400 nil0,0,10
sin988,15000,800 nil0,0,10
sin659,15000,1200 nil0,0,10
sin1046,15000,800 nil0,0,10
sin880,15000,400 nil0,0,10
sin988,15000,1200 nil0,0,10
sin784,15000,400 nil0,0,10
sin740,15000,400 nil0,0,10
sin494,15000,400 nil0,0,10
sin784,15000,400 nil0,0,10
sin740,15000,400 nil0,0,10
sin659,15000,1600 nil0,0,10

sin659,15000,1200 nil0,0,10
sin740,15000,400 nil0,0,10
sin784,15000,1200 nil0,0,10
sin659,15000,400 nil0,0,10
sin784,15000,400 nil0,0,10
sin784,15000,400 nil0,0,10
sin740,15000,400 nil0,0,10
sin659,15000,400 nil0,0,10
sin740,15000,800 nil0,0,10
sin494,15000,400 nil0,0,10
nil0,0,400

sin740,15000,1200 nil0,0,10
sin784,15000,400 nil0,0,10
sin880,15000,1200 nil0,0,10
sin740,15000,400 nil0,0,10
sin880,15000,400 nil0,0,10
sin880,15000,400 nil0,0,10
sin784,15000,400 nil0,0,10
sin740,15000,400 nil0,0,10
sin659,15000,1200 nil0,0,10
nil0,0,400

sin988,15000,800 nil0,0,10
sin1318,15000,800 nil0,0,10
sin1175,15000,800 nil0,0,10
sin1318,15000,400 nil0,0,10
sin1175,15000,400 nil0,0,10
sin1046,15000,400 nil0,0,10
sin1046,15000,400 nil0,0,10
sin988,15000,400 nil0,0,10
sin880,15000,400 nil0,0,10
sin988,15000,800 nil0,0,10
sin659,15000,1200 nil0,0,10

sin1046,15000,800 nil0,0,10
sin880,15000,400 nil0,0,10
sin988,15000,1200 nil0,0,10
sin784,15000,400 nil0,0,10
sin740,15000,400 nil0,0,10
sin494,15000,400 nil0,0,10
sin784,15000,400 nil0,0,10
sin740,15000,400 nil0,0,10
sin659,15000,1600 nil0,0,10

sin988,15000,800 nil0,0,10
sin1318,15000,800 nil0,0,10
sin1175,15000,800 nil0,0,10
sin1318,15000,400 nil0,0,10
sin1175,15000,400 nil0,0,10
sin1046,15000,400 nil0,0,10
sin1046,15000,400 nil0,0,10
sin988,15000,400 nil0,0,10
sin880,15000,400 nil0,0,10
sin988,15000,800 nil0,0,10
sin659,15000,1200 nil0,0,10
sin1046,15000,800 nil0,0,10
sin880,15000,400 nil0,0,10
sin988,15000,1200 nil0,0,10
sin784,15000,400 nil0,0,10
sin740,15000,400 nil0,0,10
sin494,15000,400 nil0,0,10
sin784,15000,400 nil0,0,10
sin740,15000,400 nil0,0,10
sin659,15000,1600 nil0,0,10

sin659,15000,1200 nil0,0,10
sin740,15000,400 nil0,0,10
sin784,15000,1200 nil0,0,10
sin659,15000,400 nil0,0,10
sin784,15000,400 nil0,0,10
sin784,15000,400 nil0,0,10
sin740,15000,400 nil0,0,10
sin659,15000,400 nil0,0,10
sin740,15000,800 nil0,0,10
sin494,15000,400 nil0,0,10
nil0,0,400

sin740,15000,1200 nil0,0,10
sin784,15000,400 nil0,0,10
sin880,15000,1200 nil0,0,10
sin740,15000,400 nil0,0,10
sin880,15000,400 nil0,0,10
sin880,15000,400 nil0,0,10
sin784,15000,400 nil0,0,10
sin740,15000,400 nil0,0,10
sin659,15000,1200 nil0,0,10
nil0,0,400

sin988,15000,800 nil0,0,10
sin1318,15000,800 nil0,0,10
sin1175,15000,800 nil0,0,10
sin1318,15000,400 nil0,0,10
sin1175,15000,400 nil0,0,10
sin1046,15000,400 nil0,0,10
sin1046,15000,400 nil0,0,10
sin988,15000,400 nil0,0,10
sin880,15000,400 nil0,0,10
sin988,15000,800 nil0,0,10
sin659,15000,1200 nil0,0,10

sin1046,15000,800 nil0,0,10
sin880,15000,400 nil0,0,10
sin988,15000,1200 nil0,0,10
sin784,15000,400 nil0,0,10
sin740,15000,400 nil0,0,10
sin494,15000,400 nil0,0,10
sin784,15000,400 nil0,0,10
sin740,15000,400 nil0,0,10
sin659,15000,1600 nil0,0,10

sin988,15000,800 nil0,0,10
sin1318,15000,800 nil0,0,10
sin1175,15000,800 nil0,0,10
sin1318,15000,400 nil0,0,10
sin1175,15000,400 nil0,0,10
sin1046,15000,400 nil0,0,10
sin1046,15000,400 nil0,0,10
sin988,15000,400 nil0,0,10
sin880,15000,400 nil0,0,10
sin988,15000,800 nil0,0,10
sin659,15000,1200 nil0,0,10
sin1046,15000,800 nil0,0,10
sin880,15000,400 nil0,0,10
sin988,15000,1200 nil0,0,10
sin784,15000,400 nil0,0,10
sin740,15000,400 nil0,0,10
sin494,15000,400 nil0,0,10
sin784,15000,400 nil0,0,10
sin740,15000,400 nil0,0,10
sin659,15000,1600 nil0,0,10

sin659,15000,1200 nil0,0,10
sin740,15000,400 nil0,0,10
sin784,15000,1200 nil0,0,10
sin659,15000,400 nil0,0,10
sin784,15000,400 nil0,0,10
sin784,15000,400 nil0,0,10
sin740,15000,400 nil0,0,10
sin659,15000,400 nil0,0,10
sin740,15000,800 nil0,0,10
sin494,15000,400 nil0,0,10
nil0,0,400

sin740,15000,1200 nil0,0,10
sin784,15000,400 nil0,0,10
sin880,15000,1200 nil0,0,10
sin740,15000,400 nil0,0,10
sin880,15000,400 nil0,0,10
sin880,15000,400 nil0,0,10
sin784,15000,400 nil0,0,10
sin740,15000,400 nil0,0,10
sin659,15000,1200 nil0,0,10
nil0,0,400

sin988,15000,800 nil0,0,10
sin1318,15000,800 nil0,0,10
sin1175,15000,800 nil0,0,10
sin1318,15000,400 nil0,0,10
sin1175,15000,400 nil0,0,10
sin1046,15000,400 nil0,0,10
sin1046,15000,400 nil0,0,10
sin988,15000,400 nil0,0,10
sin880,15000,400 nil0,0,10
sin988,15000,800 nil0,0,10
sin659,15000,1200 nil0,0,10

sin1046,15000,800 nil0,0,10
sin880,15000,400 nil0,0,10
sin988,15000,1200 nil0,0,10
sin784,15000,400 nil0,0,10
sin740,15000,400 nil0,0,10
sin494,15000,400 nil0,0,10
sin784,15000,400 nil0,0,10
sin740,15000,400 nil0,0,10
sin659,15000,1600 nil0,0,10

sin988,15000,800 nil0,0,10
sin1318,15000,800 nil0,0,10
sin1175,15000,800 nil0,0,10
sin1318,15000,400 nil0,0,10
sin1175,15000,400 nil0,0,10
sin1046,15000,400 nil0,0,10
sin1046,15000,400 nil0,0,10
sin988,15000,400 nil0,0,10
sin880,15000,400 nil0,0,10
sin988,15000,800 nil0,0,10
sin659,15000,1200 nil0,0,10
sin1046,15000,800 nil0,0,10
sin880,15000,400 nil0,0,10
sin988,15000,1200 nil0,0,10
sin784,15000,400 nil0,0,10
sin740,15000,400 nil0,0,10
sin494,15000,400 nil0,0,10
sin784,15000,400 nil0,0,10
sin740,15000,400 nil0,0,10
sin659,15000,1600 nil0,0,10

sin659,15000,1200 nil0,0,10
sin740,15000,400 nil0,0,10
sin784,15000,1200 nil0,0,10
sin659,15000,400 nil0,0,10
sin784,15000,400 nil0,0,10
sin784,15000,400 nil0,0,10
sin740,15000,400 nil0,0,10
sin659,15000,400 nil0,0,10
sin740,15000,800 nil0,0,10
sin494,15000,400 nil0,0,10
nil0,0,400

sin740,15000,1200 nil0,0,10
sin784,15000,400 nil0,0,10
sin880,15000,1200 nil0,0,10
sin740,15000,400 nil0,0,10
sin880,15000,400 nil0,0,10
sin880,15000,400 nil0,0,10
sin784,15000,400 nil0,0,10
sin740,15000,400 nil0,0,10
sin659,15000,1200 nil0,0,10
nil0,0,400

sin988,15000,800 nil0,0,10
sin1318,15000,800 nil0,0,10
sin1175,15000,800 nil0,0,10
sin1318,15000,400 nil0,0,10
sin1175,15000,400 nil0,0,10
sin1046,15000,400 nil0,0,10
sin1046,15000,400 nil0,0,10
sin988,15000,400 nil0,0,10
sin880,15000,400 nil0,0,10
sin988,15000,800 nil0,0,10
sin659,15000,1200 nil0,0,10

sin1046,15000,800 nil0,0,10
sin880,15000,400 nil0,0,10
sin988,15000,1200 nil0,0,10
sin784,15000,400 nil0,0,10
sin740,15000,400 nil0,0,10
sin494,15000,400 nil0,0,10
sin784,15000,400 nil0,0,10
sin740,15000,400 nil0,0,10
sin659,15000,1600 nil0,0,10

sin988,15000,800 nil0,0,10
sin1318,15000,800 nil0,0,10
sin1175,15000,800 nil0,0,10
sin1318,15000,400 nil0,0,10
sin1175,15000,400 nil0,0,10
sin1046,15000,400 nil0,0,10
sin1046,15000,400 nil0,0,10
sin988,15000,400 nil0,0,10
sin880,15000,400 nil0,0,10
sin988,15000,800 nil0,0,10
sin659,15000,1200 nil0,0,10
sin1046,15000,800 nil0,0,10
sin880,15000,400 nil0,0,10
sin988,15000,1200 nil0,0,10
sin784,15000,400 nil0,0,10
sin740,15000,400 nil0,0,10
sin494,15000,400 nil0,0,10
sin784,15000,400 nil0,0,10
sin740,15000,400 nil0,0,10
sin659,15000,1600 nil0,0,10

sin659,15000,1200 nil0,0,10
sin740,15000,400 nil0,0,10
sin784,15000,1200 nil0,0,10
sin659,15000,400 nil0,0,10
sin784,15000,400 nil0,0,10
sin784,15000,400 nil0,0,10
sin740,15000,400 nil0,0,10
sin659,15000,400 nil0,0,10
sin740,15000,800 nil0,0,10
sin494,15000,400 nil0,0,10
nil0,0,400

sin740,15000,1200 nil0,0,10
sin784,15000,400 nil0,0,10
sin880,15000,1200 nil0,0,10
sin740,15000,400 nil0,0,10
sin880,15000,400 nil0,0,10
sin880,15000,400 nil0,0,10
sin784,15000,400 nil0,0,10
sin740,15000,400 nil0,0,10
sin659,15000,1200 nil0,0,10
nil0,0,400

sin988,15000,800 nil0,0,10
sin1318,15000,800 nil0,0,10
sin1175,15000,800 nil0,0,10
sin1318,15000,400 nil0,0,10
sin1175,15000,400 nil0,0,10
sin1046,15000,400 nil0,0,10
sin1046,15000,400 nil0,0,10
sin988,15000,400 nil0,0,10
sin880,15000,400 nil0,0,10
sin988,15000,800 nil0,0,10
sin659,15000,1200 nil0,0,10

sin1046,15000,800 nil0,0,10
sin880,15000,400 nil0,0,10
sin988,15000,1200 nil0,0,10
sin784,15000,400 nil0,0,10
sin880,15000,400 nil0,0,10
sin880,15000,400 nil0,0,10
sin784,15000,400 nil0,0,10
sin740,15000,400 nil0,0,10
sin1318,15000,1600 nil0,0,10

国际歌

sin1175,15000,800 nil0,0,10
sin1370,15000,1600 nil0,0,10
sin1245,15000,800 nil0,0,10
sin1175,15000,800 nil0,0,10
sin1046,15000,1200 nil0,0,10
sin1175,15000,400 nil0,0,10
sin1245,15000,1200 nil0,0,10

sin1245,15000,400 nil0,0,10
sin1175,15000,1200 nil0,0,10
sin1175,15000,400 nil0,0,10
sin1046,15000,1200 nil0,0,10
sin1046,15000,400 nil0,0,10
sin932,15000,800 nil0,0,10

sin932,15000,600 nil0,0,10
sin932,15000,200 nil0,0,10
sin932,15000,800 nil0,0,10

sin698,15000,800 nil0,0,10
sin932,15000,1200 nil0,0,10
sin880,15000,400 nil0,0,10
sin1046,15000,400 nil0,0,10
sin932,15000,400 nil0,0,10
sin698,15000,400 nil0,0,10
sin578,15000,400 nil0,0,10
sin784,15000,1600 nil0,0,10
sin622,15000,1200 nil0,0,10
nil0,0,128

sin784,15000,400 nil0,0,10
sin1046,15000,1200 nil0,0,10
sin932,15000,400 nil0,0,10
sin880,15000,400 nil0,0,10
sin784,15000,400 nil0,0,10
sin698,15000,400 nil0,0,10
sin622,15000,400 nil0,0,10
sin578,15000,2400 nil0,0,10
nil0,0,128
sin698,15000,800 nil0,0,10
sin932,15000,1200 nil0,0,10
sin880,15000,400 nil0,0,10
sin1046,15000,400 nil0,0,10
sin932,15000,400 nil0,0,10
sin698,15000,400 nil0,0,10
sin578,15000,400 nil0,0,10
sin784,15000,1600 nil0,0,10
sin622,15000,400 nil0,0,10
sin784,15000,400 nil0,0,10
sin1046,15000,400 nil0,0,10
sin932,15000,400 nil0,0,10
sin880,15000,800 nil0,0,10
sin1046,15000,800 nil0,0,10
sin1245,15000,800 nil0,0,10
sin880,15000,800 nil0,0,10
sin932,15000,2400 nil0,0,10
nil0,0,128

sin1175,15000,400 nil0,0,10
sin1046,15000,400 nil0,0,10
sin880,15000,1200 nil0,0,10
sin880,15000,400 nil0,0,10
sin784,15000,400 nil0,0,10
sin880,15000,400 nil0,0,10
sin932,15000,400 nil0,0,10
sin784,15000,400 nil0,0,10
sin880,15000,1600 nil0,0,10
sin698,15000,400 nil0,0,10
sin698,15000,400 nil0,0,10
sin670,15000,400 nil0,0,10
sin698,15000,400 nil0,0,10
sin784,15000,1200 nil0,0,10
sin784,15000,400 nil0,0,10
sin1046,15000,1200 nil0,0,10
sin932,15000,400 nil0,0,10
sin880,15000,2400 nil0,0,10
nil0,0,128

sin1046,15000,800 nil0,0,10
sin1046,15000,1200 nil0,0,10
sin880,15000,400 nil0,0,10
sin698,15000,400 nil0,0,10
sin698,15000,400 nil0,0,10
sin670,15000,400 nil0,0,10
sin698,15000,400 nil0,0,10
sin1175,15000,1600 nil0,0,10
sin932,15000,400 nil0,0,10
sin784,15000,400 nil0,0,10
sin880,15000,400 nil0,0,10
sin932,15000,400 nil0,0,10
sin1046,15000,800 nil0,0,10
sin1046,15000,800 nil0,0,10
sin932,15000,800 nil0,0,10
sin784,15000,800 nil0,0,10
sin698,15000,800 nil0,0,10
sin1370,15000,200 nil0,0,10
sin1370,15000,200 nil0,0,10
sin1370,15000,200 nil0,0,10
sin1370,15000,200 nil0,0,10
sin1370,15000,200 nil0,0,10
sin1370,15000,200 nil0,0,10

sin1175,15000,600 nil0,0,10
sin1046,15000,200 nil0,0,10
sin932,15000,1600 nil0,0,10
sin698,15000,1200 nil0,0,10
sin578,15000,400 nil0,0,10
sin784,15000,1600 nil0,0,10
sin622,15000,800 nil0,0,10
sin1046,15000,600 nil0,0,10
sin932,15000,200 nil0,0,10
sin880,15000,1600 nil0,0,10
sin784,15000,800 nil0,0,10
sin698,15000,800 nil0,0,10
sin698,15000,2240 nil0,0,10
nil0,0,288

sin698,15000,800 nil0,0,10
sin1175,15000,1600 nil0,0,10
sin1046,15000,800 nil0,0,10
sin698,15000,800 nil0,0,10
sin932,15000,1600 nil0,0,10
sin880,15000,1200 nil0,0,10
sin880,15000,400 nil0,0,10
sin784,15000,1200 nil0,0,10
sin740,15000,400 nil0,0,10
sin784,15000,800 nil0,0,10
sin1046,15000,800 nil0,0,10
sin1046,15000,2160 nil0,0,10
nil0,0,368

sin1175,15000,600 nil0,0,10
sin1046,15000,200 nil0,0,10
sin932,15000,1600 nil0,0,10
sin698,15000,1200 nil0,0,10
sin578,15000,400 nil0,0,10
sin784,15000,1600 nil0,0,10
sin622,15000,800 nil0,0,10
sin1046,15000,600 nil0,0,10
sin932,15000,200 nil0,0,10
sin880,15000,1600 nil0,0,10
sin784,15000,800 nil0,0,10
sin698,15000,800 nil0,0,10
sin1175,15000,2400 nil0,0,10
nil0,0,128

sin1175,15000,800 nil0,0,10
sin1370,15000,1600 nil0,0,10
sin1245,15000,800 nil0,0,10
sin1175,15000,800 nil0,0,10
sin1046,15000,1200 nil0,0,10
sin1175,15000,400 nil0,0,10
sin1245,15000,1200 nil0,0,10
sin1245,15000,400 nil0,0,10
sin1175,15000,1200 nil0,0,10
sin1175,15000,400 nil0,0,10
sin1046,15000,1200 nil0,0,10
sin1046,15000,400 nil0,0,10
sin932,15000,2400 nil0,0,10