Info
- Dokumentation: Cookbook — ocrmypdf 13.4.2 documentation
- The documentation includes a neat explanation of how PDFs work.
Force-redo OCR without losing quality
ocrmypdf --force-ocr --clean --pdf-renderer sandwich --output-type pdf --oversample 600 input.pdf output.pdf
Help
ocrmypdf --help
Add an OCR layer and convert to PDF/A
ocrmypdf input.pdf output.pdf
Add an OCR layer and output a standard PDF
ocrmypdf --output-type pdf input.pdf output.pdf
Create a PDF/A with all color and grayscale images converted to JPEG
ocrmypdf --output-type pdfa --pdfa-image-compression jpeg input.pdf output.pdf
Modify a file in place
The file will only be overwritten if OCRmyPDF is successful.
ocrmypdf myfile.pdf myfile.pdf
Correct page rotation
OCR will attempt to automatic correct the rotation of each page. This can help fix a scanning job that contains a mix of landscape and portrait pages.
ocrmypdf --rotate-pages myfile.pdf myfile.pdf