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YUV to MP4 (H.264) - Online Video Converter
Convert YUV to MP4 (H.264) online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
Convert YUV to MP4 (H.264)
Drop YUV video here or click to select
YUV, Y4M
MP4 (H.264) (H.264 / AAC)
About YUV to MP4 (H.264)
Convert YUV to MP4. YUV holds raw planar pixels with no container or compression. MP4 pairs H.264 video with AAC audio in the ISO base media container. H.264 has no alpha channel, so transparency is dropped..
Why convert YUV to MP4 (H.264)?
- Smaller files with MP4 lossy compression.
- Keep animation and transparency where supported.
- Private, no upload - runs in your browser.
YUV vs MP4 (H.264)
| Animation | Yes | Yes |
|---|---|---|
| Transparency | No | No |
| Compression | uncompressed | lossy |
| Typical use | YUV holds raw planar pixels with no container or compression. | MP4 pairs H.264 video with AAC audio in the ISO base media container. |
When not to convert YUV to MP4 (H.264)
- Skip MP4 for archival masters: lossy compression discards detail, so keep the YUV original.
- Keep a master copy: repeated exports stack small losses, so archive YUV before batch MP4 shares.
Limits
Starting point: YUV - YUV holds raw planar pixels with no container or compression. Dimensions must be set by hand since headers carry no size. H.264 has no alpha channel, so transparency is dropped. Encode MP4 (H.264 / AAC) from YUV 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 YUV to MP4 (H.264)?
Drop your YUV file onto this page, choose quality and codec settings, then click Convert. The result downloads as MP4 (H.264) instantly. All processing runs in your browser.
What codec is used for MP4 (H.264)?
The default codec for MP4 (H.264) 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.