Since 5G release iPod also supports video playback but only of the files in MPEG-4 or QuickTime format. So before sending to iPod you have to convert videos. Freemake Video Converter has ready presets for all iPod models. You may download it for free here.
Browse for the videos you'd like to convert to iPod using the "+Video" button.
Click "to Apple". Choose a ready preset for your iPod model: iPod 5G, Classic, Nano, Touch. Don't forget to tick "Export to iTunes".
Convert video to iPod
Click "Convert". Open iTunes, sync with your gadget and import new files to it. With Freemake Video Converter you can also convert videos from YouTube to iTunes.