The first two Oscars of the night both went to the film Hugo. Those would be the awards for Cinematography and Art Direction.
Here’s the trailer:
The nominees for Cinematography were:
The Artist
Guillaume Schiffman
The Girl With The Dragon Tattoo
Jeff Cronenweth
Hugo
Robert Richardson
The Tree of Life
Emmanuel Lubezki
War Horse
Janusz Kaminski
The nominees for Art Direction were:
The Artist
Laurence Bennett (Production Design); Robert Gould (Set Decoration)
Harry Potter and the Deathly Hallows Part 2
Stuart Craig (Production Design); Stephenie McMillan (Set Decoration)
Hugo
Dante Ferretti (Production Design); Francesca Lo Schiavo (Set Decoration)
Midnight in Paris
Anne Seibel (Production Design); Hélène Dubreuil (Set Decoration)
War Horse
Rick Carter (Production Design); Lee Sandales (Set Decoration
Here is some commentary from the Twitterverse about the wins: