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# System prepended metadata

title: Event tracking system

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# Event tracking system


### Upload/Ingest
Workflows/tasks to consider:
- Ingest workflow
    - EnsureAccess
    - Probe
    - Hash
    - CropDetection
    - RunBatonJob
    - WaitForImageSequenceUpload
    - TimedTextInspect
    - Extract Dolby Vision Metadata
    - etc
    - https://github.com/OwnZones/tracking-service/blob/technical-documentation/docs/architecture/events.md
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### Title Prep & Packaging
- Build workflow
    - 

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### Delivery
- Build workflow
    - Copy - *Will be tracked as a delivery reporting event only if the destination and source bucket are different*
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### Transcode
- Build wf
    - Concatenate

- Ingest wf
    - InterlaceScan
    - FrameScan


