label_mapping.json

{
  "label2id": {
    "transcode": 0,
    "crop": 1,
    "preserve": 2,
    "full_low": 3
  },
  "id2label": {
    "0": "transcode",
    "1": "crop",
    "2": "preserve",
    "3": "full_low"
  }
}