Tutorial:
What is RealVideo?
RealVideo is a suite of proprietary video formats developed by RealNetworks. It is usually paired with RealAudio and packaged in a RealMedia (.rm) container used as a streaming media format, that is one which is viewed while it is being sent over the network. Streaming video can be used to watch live television, since it does not require downloading the entire video in advance.

How to play RealVideo?
The official player for RealVideo is RealNetworks RealPlayer SP, Several other players exist, including MPlayer and Real Alternative require RealPlayer to be installed. However, the open source ffmpeg library can play RealVideo and does not require RealPlayer or any parts thereof.
Real Player Converter for Mac is the perfect integration of Real Player for Mac and Mac Real Video Converter. With Mac Real Player, you can view all the RealMedia video/audio files easily with excellent quality.
Real Video Converter for Mac allows you to efficiently convert Real video/audio formats such as RM, RMVB, RA, RV, RAM, etc to various common video formats such as AVI, WMV, MP4, MOV, MPG, MPEG, M4V, FLV, MKV, RM, RMVB, 3GP, etc and audio formats like flac, aac, ac3, aiff, amr, m4a, mka, mp2, ra, wav wma, etc.
Convert RealMedia video/audio files with Mac Real Player Converter for transferring and enjoying on various portable players like iPod, iPhone, iPad, PSP, Blackberry, Zune, Creative Zen, etc.
Tutorials: How to play and convert real video/audio files on Mac OS X?
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