: The exact byte offset within the file where that data starts.
If you want, I can: generate a compact binary index layout spec, draft the JSON schema, or produce CLI usage examples—pick one. mkv index
: Use the MKVToolNix GUI (specifically mkvmerge ). Simply drag the problematic file into the tool and click "Start multiplexing." This creates a new file with a perfectly structured index. : The exact byte offset within the file
For large collections, you need an external indexer to provide posters, summaries, and searchability: How to use MKV Tools draft the JSON schema