It might be a criminal offence to distribute photographs and films taken from the air without permission. According to the Act on the Protection of Geographical Information, it is forbidden to disseminate a compilation of geographical information without a dissemination permit.
Here are links to relevant legislation, ordinances and regulations that deal with the dissemination of images taken from the air.
Public Order Act, SFS 1993:1617 at The Swedish Parliament website (in Swedish, new window)
Swedish Transport Agency drone regulations (in Swedish, new window)