The tool does accept raw (RGB/grayscale) images as input, but results will be much improved when a properly binarized image is used instead. We also provide a [tool](https://github.com/qurator-spk/sbb_binarization) to perform this binarization step.
### Usage with OCR-D
In addition, there is a CLI for [OCR-D](https://ocr-d.de/en/spec/cli):