GXF to RM - Online Video Converter
Convert GXF to RM online. Private, client-side - no upload required. Batch conversion, quality presets, codec control.
About GXF to RM
Convert GXF to RM. GXF is the Grass Valley server format for broadcast playout. RM is RealNetworks' streaming container pairing RV video with Cook audio. Decoding paths for early Real codecs are scarce; try remuxing first..
Why convert GXF to RM?
- Smaller files with RM lossy compression.
- Keep animation and transparency where supported.
- Private, no upload - runs in your browser.
GXF vs RM
| Animation | Yes | Yes |
|---|---|---|
| Transparency | No | No |
| Compression | lossy | lossy |
| Typical use | GXF is the Grass Valley server format for broadcast playout. | RM is RealNetworks' streaming container pairing RV video with Cook audio. |
When not to convert GXF to RM
- Skip RM for archival masters: lossy compression discards detail, so keep the GXF original.
- Keep a master copy: repeated exports stack small losses, so archive GXF before batch RM shares.
Limits
Starting point: GXF - GXF is the Grass Valley server format for broadcast playout. Server metadata drops on export; the picture and sound carry over. Decoding paths for early Real codecs are scarce; try remuxing first. Encode RM (RV10 / AC-3) from GXF 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.