RM File Documentation

Overview

Feature Value
File Extension .rm
MIME Type application/vnd.rn-realmedia
Developed by RealNetworks
Initial Release 1995
File Category Video File
Compression Proprietary compression
Streaming Support Yes
Codec RealVideo and RealAudio codecs
Encryption Supports DRM
Container For Audio, Video, and Text
Playback Software RealPlayer
Maximum Resolution Variable, up to 1080p
Audio Support Multi-channel surround sound
Adaptive Streaming Yes, with Real Time Streaming Protocol (RTSP)
File Signature .RMF for RealMedia File
Editing Software RealProducer Plus, Helix Producer
Meta-tagging Support Yes
Chapter Support Yes
Accessibility Features Supports captions and subtitles
Mobile Compatibility Limited, depending on player support