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H.264 to MTS - Online Video Converter
Convert H.264 to MTS online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
Convert H.264 to MTS
Drop H.264 video here or click to select
H.264, MP4
MTS (H.264 / AAC)
About H.264 to MTS
Convert H.264 to MTS. H.264 is the AVC codec behind most MP4 and broadcast video. MTS is the AVCHD camcorder wrapper for H.264 on flash media. Spanned clips split at 4 GB; join them before converting..
Why convert H.264 to MTS?
- Smaller files with MTS lossy compression.
- Keep animation and transparency where supported.
- Private, no upload - runs in your browser.
H.264 vs MTS
| Animation | Yes | Yes |
|---|---|---|
| Transparency | No | No |
| Compression | lossy | lossy |
| Typical use | H.264 is the AVC codec behind most MP4 and broadcast video. | MTS is the AVCHD camcorder wrapper for H.264 on flash media. |
When not to convert H.264 to MTS
- Skip MTS for archival masters: lossy compression discards detail, so keep the H.264 original.
- Keep a master copy: repeated exports stack small losses, so archive H.264 before batch MTS shares.
Limits
Starting point: H.264 - H.264 is the AVC codec behind most MP4 and broadcast video. Annex-B headers usually import cleanly into MP4. Spanned clips split at 4 GB; join them before converting. Encode MTS (H.264 / AAC) from H.264 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.
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FAQ
How do I convert H.264 to MTS?
Drop your H.264 file onto this page, choose quality and codec settings, then click Convert. The result downloads as MTS instantly. All processing runs in your browser.
What codec is used for MTS?
The default codec for MTS is H.264 / AAC. You can change the video and audio codec in Advanced mode.
How do you store my files?
We do not store any processed videos. All conversion happens entirely in your browser using FFmpeg WASM.