On gentoo, i emerged libvisual and libvisual-plugins but it still says they arn\'t there!

do you have the \"visualization\" use flag enabled?

these are the available ones:
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alanceil@rivendell:20:17:0:~> emerge -pv amarok

These are the packages that I would merge, in order:

Calculating dependencies ...done!
[ebuild N ] media-sound/amarok-1.3.7-r1 USE=\"arts debug flac gstreamer kde mp3 musicbrainz mysql opengl visualization vorbis xine xmms -noamazon -postgres -xinerama\" 8,390 kB
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