It's a 2001 film directed by Milcho Manchevski and starring Joseph Fiennes and David Wenham.
Dust | David Wenham | Joseph Fiennes | Milcho Manchevski | Movie Trailer | Review
European Film Review says it "should be congratulated for at least trying something a little bit different." Time Out calls the effect "bewildering". BBC closes with this:
Given the production's famously troubled shoot, with reports of soaring temperatures, plagues of wasps, demented sheep, and an outbreak of dysentery, perhaps a 'making-of' documentary might prove more entertaining.AMC has some information.