ocrd-tool.json

{
  "git_url": "https://github.com/OCR-D/ocrd_im6convert",
  "version": "0.1.1",
  "tools": {

    "ocrd-im6convert": {
      "executable": "ocrd-im6convert",
      "categories": ["Image preprocessing"],
      "steps": ["preprocessing/optimization"],
      "description": "Convert and transform images",
      "input_file_grp": [
        "OCR-D-IMG"
      ],
      "output_file_grp": [
        "OCR-D-IMG"
      ],
      "parameters": {
        "input-options": {
          "type": "string",
          "description": "e.g. -density 600x600 -wavelet-denoise 1%x0.1",
          "default": ""
        },
        "output-format": {
          "type": "string",
          "description": "Desired media type of output",
          "required": true,
          "enum": ["image/tiff", "image/jp2", "image/png"]
        },
        "output-options": {
          "type": "string",
          "description": "e.g. -resample 300x300 -alpha deactivate -normalize -despeckle -noise 2 -negate -morphology close diamond",
          "default": ""
        }
      }
    }

  }
}