preprocessor_config.json

{
  "do_normalize": false,
  "do_rescale": false,
  "do_resize": true,
  "image_mean": null,
  "image_std": null,
  "resample": 2,
  "rescale_factor": null,
  "size": {
    "height": 224,
    "width": 224
  },
  "image_processor_type": "ViTImageProcessor",
  "crop_pct": null,
  "do_center_crop": false,
  "processor_class": "ViTImageProcessor",
  "preprocessing_source": "cerebras_modelzoo",
  "preprocessing_url": "https://github.com/Cerebras/modelzoo/blob/5e81c965c68fd0a7ed9154bd0a7ed9154bd0ae26381f01218cd/src/cerebras/modelzoo/data/vision/transforms.py#L360",
  "custom_preprocessing": {
    "expand_to_square": true,
    "background_color": [
      128,
      128,
      128
    ],
    "interpolation": "bilinear",
    "antialias": true,
    "transforms_sequence": [
      "expand_to_square",
      "resize",
      "to_tensor"
    ],
    "note": "This model requires Cerebras ModelZoo preprocessing pipeline. Standard HuggingFace ViTImageProcessor will NOT work correctly without the expand_to_square preprocessing step."
  }
}