"If someone insults, what would you do? ... Is insulting other people not a form of crime?"
In other words, it's irrelevant that the U.S. government didn't make the "Innocence of Muslims" video. In this frame of thinking, the government should be protecting people from infringement of their freedom not to be insulted.
Ahmadinejad also talked about Salman Rushdie: "Where is he now?... Is he in the United States? If he is, you shouldn't broadcast that for his own safety."
(Most of the linked article is about Ahmadinejad's opinion of Israel — it doesn't belong in the Middle East and will be removed.)
(By the way, in my home town, a man was arrested for what the news report characterizes as insulting journalists. If insulting people is going to be a crime, you'd think the least sympathetic victims would be journalists.)