Since rtMedia has many features video doesn't include all features:
rtMedia Features
Free Audio/Video conversion - rtCamp (company behind rtMedia) has setup dedicated servers to provide free audio/video encoding services for all sites running rtMedia.
BuddyPress Integration - Find a new media tab under BuddyPress Profiles & Groups.
BuddyPress Activity Stream - Attach media to activity status updates just like Facebook.
Albums - Organise media into manageable collections. BuddyPress Group albums support collaboration.
Responsive - Album Slideshow (Lightbox), video player, uploads work on mobiles & tablets. Support for swipe guestures.
Privacy - Control who can see media files, albums and BuddyPress activities.
Templating system - Completely customise rtMedia by modifying the template files. Just copy over the template folder to your theme.
Featured Media - This can be used for facebook-style cover photo on profiles.
rtMedia Uploader - Use [rtmedia_uploader] shortcode or <?php rtmedia_uploader() ?> template tag, to show drag-n-drop uploader in any WordPress area (post, page, custom-post, etc).
rtMedia Gallery - Display media gallery anywhere on your site using [rtmedia_gallery] shortcode or <?php rtmedia_gallery ?> template tag.
Audio/Video Conversion
rtMedia has 3 premium solutions to take care of audio/video conversion.
Audio/Video Encoding Service - If free plan is not enough for you, there is monthly subscription service also. Easiest to setup.
FFMPEG-Addon - Requires FFMPEG & Media-Node installed on a VPS/Dedicated server.
Kaltura-Addon - Requires a Kaltura.com account or Kaltura-CE or Kaltura-on-Prem server.
Instagram-Effects - Users can apply Instagram like filters to photos.
Photo-Tagging - Users can tag their friends/other users in photos.
Photo-Watermark - rtMedia Photo Watermark add-on let you watermarked or copyright your uploaded photos.)
Membership - It provides membership functionality in your site.
Social-Sync - It allows you to import media from your Facebook account.
myCRED-Points - It allows you to integrate rtMedia with myCRED and award virtual points for various rtMedia activities, like media upload, likes, deleted, albums creation, playlist, etc.
CubePoints - It allows you to integrate rtMedia with CubePoints and award virtual points for various rtMedia activities, like upload media, delete media, create albums, playlists, etc.
Playlists - This plugin is used to create a playlist for uploaded music file with rtMedia.
Favorites - This plugin allows users to create their own list of favorite media.
Upload-Terms - This plugin is useful to set terms of services page on website during user upload media on website.
Moderation - This plugin is for reporting media if user find offensive.
Custom-Attributes - This plugin is for categorizing media using attributes defined by site owner when uploading.
Docs-and-Other-files - This plugin allows uploading for doc, pdf and other file types such as zip, tar, etc.
Default-Albums - This plugin allows the creation of multiple default albums for rtMedia uploads.
Podcast-Feed - Read rtMedia uploads from iTunes as well as any RSS feed-reader/podcasting software.
Restrictions - Site admin can set limits in terms of total size & file count.
bbPress-Attachments - Attach media files to bbPress forum topics and replies.