{
  "schema_version": 1,
  "recipe": "encoded-frames-v1-12-uniform-inclusive-native-resolution",
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  "fps": 60.0,
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  "width": 1440,
  "height": 870,
  "method": "Twelve evenly spaced decoded frame indices, including first and last. Native-resolution JPEGs from the encoded MP4; timestamps read from FFmpeg showinfo. No source rerendering. Frame indices are zero-based. Sparse samples do not establish continuous motion or capture every transition.",
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      "time_seconds": 12.35,
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  "contact_sheet": {
    "file": "contact-sheet.jpg",
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}