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我正在使用 libmpg123 库来解析和解码 mp3 歌曲，但我想画这样的东西：http: //img.photobucket.com/albums/v627/Flabbergast/jurafirstCDpressing-1.jpg
如何从 mp3 歌曲中获得振幅？我试图在很多页面中找到解决方案，但没有好的结果。感谢您的回答
