m4a 音频文件，现在需要读取 m4a 头部信息（读取 mp3 的容易），求指点。
A Java API to read, write and create MP4 container. Manipulating containers is different from encoding and decoding videos and audio
https://github.com/sannies/mp4parser
A Java API to read, write and create MP4 container. Manipulating containers is different from encoding and decoding videos and audio
录音