Can you film the police in Italy?

Our street concert in Verona was stopped by a policeman. He got upset when he thought Marga was filming him. We are filming for our weekly episodes of Busking for Unity, edited and published by Curtis Locco of The Uncovered. You can watch all published episodes here: https://www.youtube.com/watch?v=mYJqinlDSbA&list=PL3PEQXpmh1U0rSyU23m_lv9XM5AQ3Nt46