>>359
動かぬ・・・
# Write your default config options here!
-playlist=%u

$ mplayer FE98BF89583D8E3D1497526D1D4B8644


Warning unknown option -playlist at line 2
MPlayer2 2.0-701-gd4c5b7f-2ubuntu2 (C) 2000-2012 MPlayer Team
Cannot open file '/home/hoge/.mplayer/input.conf': No such file or directory
Failed to open /home/hoge/.mplayer/input.conf.

そこで
touch ~/.mplayer/input.conf

$ mplayer FE98BF89583D8E3D1497526D1D4B8644
Warning unknown option -playlist at line 2
MPlayer2 2.0-701-gd4c5b7f-2ubuntu2 (C) 2000-2012 MPlayer Team

Playing FE98BF89583D8E3D1497526D1D4B8644.
Failed to recognize file format.


Exiting... (End of file)

結局やり方が全く不明なのでdesktopファイルを元に戻した