AVCHD Thumbnail Index File
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AVCHD (Advanced Video Coding High Definition) is a file-based format for the digital recording and playback of high-definition video. The Thumbnail Index file stores an index to AVCHD thumbails, which are JPEG files with a .tdt extension.
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| Extensions | .tid |
|---|---|
| Signatures | 5449445830313030 at byte 0 (AVCHD Thumbnail Index File) |
| PRONOM | fmt/1077 |
| Wikidata | Q50825846 |
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From PRONOM, Wikidata. Updated 2026-10-20.