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RealMedia
Filename extension
.rm
Internet media typeapplication/vnd.rn-realmedia
Developed byRealNetworks
Type of formatContainer format
Open format?No
Free format?No

RealMedia, or also spelled as Real Media is a proprietary multimedia container format created by RealNetworks. Its filename extension is .rm. It is typically used in conjunction with RealVideo and RealAudio and is used for streaming content over the Internet. Typically these streams are in CBR (constant bitrate), but a container for VBR (variable bitrate) streams, named RMVB (RealMedia variable bitrate), has been developed.

Overview

A RealMedia file consists of a series of chunks that can be of several different types:

Supported audio formats

Supported video formats

See also