{
  "lessonId": "C20",
  "targetToolRun": false,
  "identity": "Official images are credited individually. Other files are authored native inputs, measured charts, or explicitly labelled imagegen references.",
  "images": [
    {
      "file": "input.png",
      "identity": "作者原生移动摄影机输入第1帧，地砖提供固定特征。",
      "kind": "example",
      "source": "/downloads/tutorials-batch100k-20261018/creative/after-effects-3d-camera-tracker-ground-text-solve/asset-identity.json",
      "sha256": "ebb811df470f5e0a79aa59a64577d08b3870d48d9977c8b56f8a45945bca2e2a"
    },
    {
      "file": "reference-mid.png",
      "identity": "作者原生地面3D文字第24帧参考，未由AE反求。",
      "kind": "example",
      "source": "/downloads/tutorials-batch100k-20261018/creative/after-effects-3d-camera-tracker-ground-text-solve/asset-identity.json",
      "sha256": "0f369d711a0e016670f1cea9de11777e76e96d7aefff019bf586613aef5324c6"
    },
    {
      "file": "reference-end.png",
      "identity": "作者原生另一机位的地面文字参考，摄影机数据已知。",
      "kind": "example",
      "source": "/downloads/tutorials-batch100k-20261018/creative/after-effects-3d-camera-tracker-ground-text-solve/asset-identity.json",
      "sha256": "c32eab6d9b400e9a3047b7d9ef11877d88532f06cbf56fc7dce2afa29206c839"
    }
  ],
  "files": [
    {
      "file": "camera-car.json",
      "sha256": "fb4d42bee1a4e06898db455802c0200674e925cb205394b63ffa3f88959b2732"
    },
    {
      "file": "car-scene-author.glb",
      "sha256": "c3bb5ba72e62f02b8dd9ce910e89dbf591e89c88cd11dda6f4451728364fb6b8"
    },
    {
      "file": "car-source-native.mp4",
      "sha256": "9967ee2f5d44092db36c93da7d1dd1b3fe14d0ffeee8dff54ee959110ae55f9b"
    },
    {
      "file": "input.png",
      "sha256": "ebb811df470f5e0a79aa59a64577d08b3870d48d9977c8b56f8a45945bca2e2a"
    },
    {
      "file": "operation-plan.json",
      "sha256": "609726d76aa5cbc6fc8458664f1c9f3b5f0b89ca5da86fb53c1e97a518274918"
    },
    {
      "file": "reference-end.png",
      "sha256": "c32eab6d9b400e9a3047b7d9ef11877d88532f06cbf56fc7dce2afa29206c839"
    },
    {
      "file": "reference-mid.png",
      "sha256": "0f369d711a0e016670f1cea9de11777e76e96d7aefff019bf586613aef5324c6"
    }
  ]
}