Composing music to film and moving images is becoming more and more common. Here's a plug-in designed to help you out. VidPlayVST uses open source libraries and can play virtually any video file. There's some great features (see details from VidPlayVST below), supports Mac and PC VST hosts, though there is no AU version so Logic users can't make use of it without a VST wrapper.
"VidPlayVST is a plugin for producers composing music synchronised to video. It uses FFmpeg, which is an Open Source library of tools for working with video and audio data in multiple formats. The plugin is able to open and play video files in any format supported by FFmpeg (as of August 2016).
"If you have a video file formatted with any freely licensed codec, then VidPlayVST will probably be able to open and play it.