{
  "schema_version": "whitebox-comparison-map/1.0",
  "fps": 24,
  "range_semantics": "half_open_frames",
  "final_video_frames": 721,
  "whitebox_video_frames": 360,
  "source_files": {
    "final": "generated-full.mp4",
    "whitebox": "../chase/whitebox.mp4"
  },
  "segments": [
    {
      "destination": [
        0,
        54
      ],
      "source": [
        0,
        54
      ],
      "mode": "match"
    },
    {
      "destination": [
        54,
        107
      ],
      "source": [
        54,
        108
      ],
      "mode": "match"
    },
    {
      "destination": [
        107,
        168
      ],
      "source": [
        108,
        168
      ],
      "mode": "match"
    },
    {
      "destination": [
        168,
        209
      ],
      "source": [
        168,
        210
      ],
      "mode": "match"
    },
    {
      "destination": [
        209,
        300
      ],
      "source": [
        210,
        300
      ],
      "mode": "match"
    },
    {
      "destination": [
        300,
        657
      ],
      "source": [
        299,
        300
      ],
      "mode": "unmatched_hold"
    },
    {
      "destination": [
        657,
        721
      ],
      "source": [
        300,
        360
      ],
      "mode": "match"
    }
  ],
  "unmatched_label": "生成延展｜本段无对应白模（参考末帧定格）",
  "interpretation": "Explicitly aligned shot spans. Match segments permit only small local frame-count adjustments; the unmatched span must remain visibly labelled.",
  "unmatched_seconds": [
    12.5,
    27.375
  ]
}