{
  "schema_version": 1,
  "video_file": "data34.mp4",
  "source_sha256": "73b50d93caabcfa98b883af1082711e2b7738e9d3c39462459c845f7028ab24a",
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  "output_sha256": "ba0cff7ca3d7545fd4b417326954f36b41c49000e4f733132d1a6533778ea945",
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    "detectors": [
      "YuNet_2023mar_.65",
      "CenterFace_.4",
      "sideways_90deg_supplement_.65_stride30"
    ],
    "detection_stride": 5,
    "interpolation": "linear bounding-box locations and sizes; every output frame masked",
    "point_fields": [
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      "x",
      "y",
      "width",
      "height"
    ],
    "boundary_policy": "All dual-detector tracks retained with sparse interpolation and 0.5s boundary extension; residual correction masks are strictly additive. No per-video human review claimed.",
    "tracks": [],
    "face_track_count": 0,
    "codec": "h264",
    "encoder": "h264_nvenc",
    "cq": 23,
    "pixelation_grid": [
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    "algorithm": "mano20-alpha-sparse5-v1",
    "residual_correction_policy": "Additional masks only; original detector-track masks retained.",
    "hand_protection": {
      "outward_padding_pixels": 20,
      "region": "separate convex hulls of recorded projected MANO vertices",
      "compositing": "opaque original-source alpha inside protection, face mosaic outside",
      "model_or_camera_refit": false,
      "missing_motion_frame_indices": [
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      ],
      "missing_pose_policy": "preserve original pixels for entire frame"
    },
    "projection": {
      "episode": "1207_random_21",
      "camera_uid": "primary_21",
      "parameter_namespace": "primary_original",
      "original_parameter_id": "21",
      "calibration_sha256": "285523859e0a7c9cb540b46fbdd75c6c61cbc4a501c0b93344c651a621fb28ee",
      "source_frame_map_sha256": "457a1f9c7cee985942c8d5c3ba8b0504a12b015c798e2cb45d5b48b1d10fbec4",
      "models": {
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          "model_sha256": "c4022f7083f2ca7c78b2b3d595abbab52debd32b09d372b16923a801f0ea6a30"
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          "motion_sha256": "ee90ae602f43acde781fc86aa2dd7956a96e7554a0ee49307e88f5c7348fa780",
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      "new_camera_fit": false,
      "convention": "V_source=V_raw-J_raw[0]+saved_root; X_camera=R*X_source+t; p=K*X_camera",
      "approximate_mapping_policy": "union of recorded selected and alternative hand projections",
      "projection_scope": "Consume existing mapping, no new frame-map integrity audit."
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  },
  "validation": {
    "status": "PASSED_HAND_PRIORITY_POLICY",
    "frames": 1083,
    "timestamp_equality": true,
    "dimensions_preserved": true,
    "audio_streams": 0,
    "residual_check_frames": 217,
    "elapsed_seconds": 19.393949379009428,
    "scope": "Sparse dual-detector residual check, not a proof against all detector blind spots.",
    "allowed_hand_protection_residuals": [
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    ]
  },
  "visual_review": {
    "mosaic_visible": true,
    "hands_reviewed": false,
    "false_positive_residual_count": 0,
    "scope": "Automatic exact frame/PTS/dimension/audio checks and offset sparse dual-face detection; approved MANO20 alpha compositor. No per-video human visual review claimed.",
    "kind": "automated_policy_checks"
  },
  "dimensions": [
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  "frames": 1083,
  "source_time_base": "1/11988",
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}