想写个读取m4a标签信息的程序 可不知道m4a的标签的结构是怎么样的 有人知道吗？？？
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搜索结果
http://www.jthink.net/jaudiotagger/ It currently fully supports Mp3, Mp4 (Mp4 audio, M4a and M4p audio) Ogg Vorbis, Flac and Wma, there is limited support for Wav and Real formats.