VC声音采集并播放的代码，是在网上收集的，做了小调整，主要处理声音收集，做为初级入门参考。程序运行后会在窗口内显示声音频谱曲线，不过不是太精确，水平有限，仅供参考。-VC sound capture and playback code is collected online, do a small adjustment, main processing sound collection, as primary entry reference. After running in the windo