You may have bundles of MKV (1080p/720p) video files stored in your media collection, and wonder how you can get those high quality of MKV files to MP4 format to play smoothly on your media device like iPhone, iPad, PS3, or share on a Mac. MKV works great but it isn't as widely supported as MP4 container, and it can't stream H.264 video unless you use webm compression and HTML5. It can hold numbers of video/audio/image or subtitle tracks in one file.
How to convert MKV to MP4 and MP4 to MKV on a Mac & PCĪ.