{
  "context": "This criteria evaluates the engineer's ability to use pillow-heif's auxiliary image capabilities to extract and process auxiliary images from HEIF files.",
  "type": "weighted_checklist",
  "checklist": [
    {
      "name": "Opens HEIF files",
      "description": "Uses pillow-heif's open_heif() or read_heif() function to open HEIF/AVIF files for processing",
      "max_score": 15
    },
    {
      "name": "Accesses aux dictionary",
      "description": "Correctly accesses the info['aux'] dictionary from a HeifImage or HeifFile object to retrieve auxiliary image types and IDs",
      "max_score": 25
    },
    {
      "name": "Iterates aux types",
      "description": "Properly iterates through the aux dictionary structure to extract all auxiliary image types and their associated IDs",
      "max_score": 20
    },
    {
      "name": "Uses get_aux_image",
      "description": "Calls the get_aux_image(aux_id) method on a HeifImage object to retrieve a specific auxiliary image by ID",
      "max_score": 25
    },
    {
      "name": "Extracts aux properties",
      "description": "Correctly extracts auxiliary image properties including size, mode, and data from HeifAuxImage objects returned by get_aux_image()",
      "max_score": 15
    }
  ]
}