{
  "recordedDate": "2026-09-07",
  "method": "One completed browser library run; local model staging and fresh worker, with previously exercised browser/GPU; not a hosted editor UI benchmark.",
  "elapsedMs": 50015,
  "encoderLoadAtMs": 39732,
  "encoderStartAtMs": 40300,
  "input": {
    "file": "coffee-pan-input.mp4",
    "sha256": "bb130153ee4ce735c0d15851d11bc4574d7e0ecb59845007e8d92fbdf5d2d320",
    "codedWidth": 320,
    "height": 180,
    "sampleAspectRatio": "1:1",
    "frames": 72,
    "fps": 24,
    "seconds": 3
  },
  "output": {
    "file": "cold-output.mp4",
    "sha256": "283a6bf0eff1c24ffbc3a1da230152a58598ad1793f8dedc7def36a1517969ff",
    "width": 1280,
    "height": 720,
    "frameRate": 12,
    "totalFrames": 36,
    "bytes": 886382,
    "backend": "webgpu",
    "sourceDuration": 3
  },
  "verification": {
    "completeInputDecode": true,
    "completeOutputDecode": true,
    "audioTrackPresent": true,
    "inputFrameCount": 72,
    "outputFrameCount": 36
  },
  "limits": [
    "A pan from a single CC0 photograph and a synthetic tone, not naturally moving source footage.",
    "No high-resolution video reference or objective image-quality score.",
    "No remote model download, hosted editor UI, timeline apply, cancellation or mobile-device test.",
    "Preparatory non-square-pixel trial was excluded after correcting the input recipe; its files are not presented as this square-pixel result."
  ]
}