movie

I was visiting a friend in the east side of Calgary while they were shooting for the movie (by Paul Gross) titled Passchendaeele about the Canadian involvement in the WW1 1917 battle in Belgium. The Calgary scene was about preparing to travel to Europe to join the allies. It was set in 1917...

Trying to shoot a short video on my RX 100, but iMovie on the iMac (El Capitan) won't accept the format (MP4?), and moving it into Mail to send , it is a 15 mb monster. Is there an easy way to shoot short vids and then send them to friends?