[MPlayer-users] m4a meta data

[Nico Sabbi]

On Monday 09 June 2008 18:25:12 Christopher Reder wrote:
> Is there a flag or some other setting for mplayer such that I can
> use it in slave mode to retrieve the meta data (title, artist,
> album) of a m4a file?  I can retrieve it from a mp3 file, but not
> m4a.  I looked via google and saw that there is a different
> structure for m4a in atom type format, but wondered if there was a
> switch or library needed to make them readable.
>
> Thanks for the help.

if by m4a you mean mov or mp4 then IIRC at least 
the lavf demuxer should retrieve and show those properties