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fix(hybrid): read the container file for a base that had the DV fixup

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The fixup replaces a track with a raw HEVC file, which has no duration and cannot be seeked, so Level 5 crop detection raised KeyError.
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imSp4rky
2026-10-05 17:32:30 -06:00
parent 1d2cb3a102
commit 9fc25e53d5
6 changed files with 193 additions and 54 deletions
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docs/dev/service-architecture.md
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@@ -429,6 +429,11 @@ extracts the RPU with `dovi_tool`, and injects it onto the base layer, to make a
track that carries both HDR10 metadata and the DV RPU. Both are automatic once the
pipeline selects the right tracks. A service only needs to give accurate ranges.
The fixup replaces the track file with a raw HEVC file. A raw HEVC file has no duration and
FFmpeg cannot seek in it. When a hybrid base also gets the fixup, the pipeline keeps the
container file of that track until its hybrid step is complete, and the hybrid step reads
the container file.
## Request and HTTP session objects
Everything a service does over the network flows through objects the base constructor