preprocess.json

{
  "test": [
    {
      "type": "PadToSize",
      "size": [
        512,
        512
      ],
      "background_color": "white"
    },
    {
      "type": "Resize",
      "size": [
        448,
        448
      ],
      "interpolation": "bicubic"
    },
    {
      "type": "CenterCrop",
      "size": [
        448,
        448
      ]
    },
    {
      "type": "ToTensor"
    },
    {
      "type": "Normalize",
      "mean": [
        0.7058010139741189,
        0.6675836722220271,
        0.6626594977602157
      ],
      "std": [
        0.3200751353807431,
        0.3323665192448117,
        0.3356149715782511
      ]
    }
  ]
}