RM to LXF - Online Video Converter
Convert RM to LXF online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
About RM to LXF
Convert RM to LXF. RM is RealNetworks' streaming container pairing RV video with Cook audio. LXF is the Leitch server format for broadcast playout chains. Closed-caption tracks need separate extraction before conversion..
Why convert RM to LXF?
- Smaller files with LXF lossy compression.
- Keep animation and transparency where supported.
- Private, no upload - runs in your browser.
RM vs LXF
| Animation | Yes | Yes |
|---|---|---|
| Transparency | No | No |
| Compression | lossy | lossy |
| Typical use | RM is RealNetworks' streaming container pairing RV video with Cook audio. | LXF is the Leitch server format for broadcast playout chains. |
When not to convert RM to LXF
- Skip LXF for archival masters: lossy compression discards detail, so keep the RM original.
- Keep a master copy: repeated exports stack small losses, so archive RM before batch LXF shares.
Limits
Starting point: RM - RM is RealNetworks' streaming container pairing RV video with Cook audio. Decoding paths for early Real codecs are scarce; try remuxing first. Closed-caption tracks need separate extraction before conversion. Encode LXF (MPEG-2 / PCM) from RM at a bitrate near the source, and confirm the audio track before converting.
How conversion works
Conversion runs entirely in your browser with FFmpeg WASM. Files never leave your device.