Okay.. you have all of these packages installed, right?:
Code:
gstreamer0.10-plugins-bad, gstreamer0.10-plugins-bad-multiverse, gstreamer0.10-plugins-ugly,
gstreamer0.10-plugins-ugly-multiverse, gstreamer0.10-ffmpeg, gstreamer0.10-pitfdll,
gstreamer0.10-gl, w32codecs, libxine-main1, libxine-extracodecs, gxine
