Supplemental Enhancement Information (SEI)
ⓘ Information
- Published
- April 7, 2024
- Updated
- May 30, 2025
- Version
- 1.0
- Abbreviation
- SEI
Definition
Supplemental Enhancement Information (SEI) is data that can be embedded within H.264 or H.265 video streams and can be used for various purposes, such as signaling information to the decoder or conveying metadata related to the video.
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