ov_open returns OV_EBADHEADER on many samples
A lot of vorbis ogg files will not open using ov_open because the API returns
OV_EBADHEADER .
These samples will open and play using winamp plugin, which seems not to be
using the ov_open api.
Example : electricskychurch_deus.ogg on http://www.vorbis.com/music.psp