The Bayern Munich hitman failed to score in the tournament as the Azzurri lost their quarter-final clash with eventual winners Spain on penalties.
"After the exit I considered whether I ought to retire," the 31-year-old told the Bild am Sonntag newspaper.
Copyright (c) PA Sport 2008, All Rights Reserved.
Do YOU want to write for GiveMeSport? Get started today by signing-up and submitting an article HERE: http://gms.to/writeforgms