I was recently given a keynote presentation which contained a movie. When I played the presentation the sound worked but the movie was blank. It turned out the movie was not in a format that Quicktime could play and it turns out there are many such formats. When I tried to play the movie in Quicktime I got an error saying ‘The document could not be opened. The movie is not in a format that QuickTime Player understands.You may need to install additional software to open this type of file.’ The tell me more option was next to useless, but there is a solution.
Continue reading »