FA-11217 / Media timeline seeking / Member archive
Seek discard preroll presentation · case 02
Decoded preroll frames before the seek target are shown to the viewer.
Case contract
After decoding from a preceding keyframe, suppress presentation frames [PTS,payload] before target while retaining an exact-target frame.
Why this case matters
A deterministic local media controller stage; metadata and downloaded data are supplied explicitly. No external player, service or codec is required.
One recorded failure
Sample boundary fixtureThis sample comes from the broken implementation of a controlled reproducer.
| Boundary fixture | Actual | Expected | Outcome |
|---|---|---|---|
| fixture 1 | [[8, "a"], [10, "b"], [12, "c"]] | [[10, "b"], [12, "c"]] | Failed |
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This record includes three runnable implementations, regression fixtures, execution results, and source hashes.
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