视频去重

{
  "taskType": "videoDeduplication",
  "callbackUrl": "https://your-server.com/callback",
  "params": {
    "videoList": [
      {
        "filename": "https://cdn.example.com/video1.mp4",
        "duration": 30.5
      },
      {
        "filename": "https://cdn.example.com/video2.mp4",
        "duration": 45.2
      }
    ],
    "exportDir": "deduplication/user123/2026-04-22",
    "options": {
      "isMirror": false,
      "isFilter": true,
      "fps": 30,
      "uploadToVod": true,
      "frameExtraction": {
        "isExtract": false,
        "start": 0,
        "end": 0
      },
      "speed": {
        "isSpeed": false,
        "start": 1.0,
        "end": 1.0
      },
      "rotation": {
        "isRotate": false,
        "direction": 1,
        "minAngle": 1,
        "maxAngle": 5
      },
      "zoom": {
        "isZoom": false,
        "minScale": 1.0,
        "maxScale": 1.2
      },
      "colourMixing": {
        "isMixing": false,
        "brightnessMin": -10,
        "brightnessMax": 10,
        "contrastMin": -10,
        "contrastMax": 10,
        "saturationMin": -10,
        "saturationMax": 10,
        "gammaMin": 0.8,
        "gammaMax": 1.2
      },
      "hueMixing": {
        "isMixing": false,
        "h": 0,
        "s": 0,
        "b": 0
      },
      "colorBalance": {
        "isBalance": false,
        "rs": 0, "gs": 0, "bs": 0,
        "rh": 0, "gh": 0, "bh": 0,
        "rm": 0, "gm": 0, "bm": 0
      },
      "picMask": {
        "isMask": false,
        "picFiles": [],
        "layerCount": 1,
        "trans": 0.5
      },
      "videoMask": {
        "isMask": false,
        "videoFiles": [],
        "layerCount": 1,
        "trans": 0.5
      },
      "effect": {
        "value": 0,
        "trans": 0,
        "duration": 0,
        "position": 0
      },
      "PIP": {
        "isPIP": false,
        "padding": 0,
        "fillMode": 1,
        "fillVideoPath": ""
      }
    }
  }
}